/*------------------------------------------------------------------------
 * Vulkan Conformance Tests
 * ------------------------
 *
 * Copyright (c) 2020 The Khronos Group Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *	  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief Ray Query Builtin tests
 *//*--------------------------------------------------------------------*/

#include "vktRayQueryBuiltinTests.hpp"

#include "vkDefs.hpp"

#include "vktTestCase.hpp"
#include "vktTestGroupUtil.hpp"
#include "vkCmdUtil.hpp"
#include "vkObjUtil.hpp"
#include "vkBuilderUtil.hpp"
#include "vkBarrierUtil.hpp"
#include "vkBufferWithMemory.hpp"
#include "vkImageWithMemory.hpp"
#include "vkTypeUtil.hpp"
#include "vkImageUtil.hpp"
#include "deRandom.hpp"
#include "tcuTexture.hpp"
#include "tcuTextureUtil.hpp"
#include "tcuTestLog.hpp"
#include "tcuImageCompare.hpp"

#include "vkRayTracingUtil.hpp"

namespace vkt
{
	namespace RayQuery
	{
		namespace
		{
			using namespace vk;
			using namespace vkt;

			static const VkFlags	ALL_RAY_TRACING_STAGES = VK_SHADER_STAGE_RAYGEN_BIT_KHR
				| VK_SHADER_STAGE_ANY_HIT_BIT_KHR
				| VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR
				| VK_SHADER_STAGE_MISS_BIT_KHR
				| VK_SHADER_STAGE_INTERSECTION_BIT_KHR
				| VK_SHADER_STAGE_CALLABLE_BIT_KHR;

			enum TestType
			{
				TEST_TYPE_FLOW = 0,
				TEST_TYPE_PRIMITIVE_ID,
				TEST_TYPE_INSTANCE_ID,
				TEST_TYPE_INSTANCE_CUSTOM_INDEX,
				TEST_TYPE_INTERSECTION_T_KHR,
				TEST_TYPE_OBJECT_RAY_ORIGIN_KHR,
				TEST_TYPE_OBJECT_RAY_DIRECTION_KHR,
				TEST_TYPE_OBJECT_TO_WORLD_KHR,
				TEST_TYPE_WORLD_TO_OBJECT_KHR,
				TEST_TYPE_NULL_ACCELERATION_STRUCTURE,
				TEST_TYPE_USING_WRAPPER_FUNCTION,
				TEST_TYPE_GET_RAY_TMIN,
				TEST_TYPE_GET_WORLD_RAY_ORIGIN,
				TEST_TYPE_GET_WORLD_RAY_DIRECTION,
				TEST_TYPE_GET_INTERSECTION_CANDIDATE_AABB_OPAQUE,
				TEST_TYPE_GET_INTERSECTION_FRONT_FACE_CANDIDATE,
				TEST_TYPE_GET_INTERSECTION_FRONT_FACE_COMMITTED,
				TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_CANDIDATE,
				TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_COMMITTED,
				TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE,
				TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED,
				TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_CANDIDATE,
				TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_COMMITTED,
				TEST_TYPE_RAY_QUERY_TERMINATE,
				TEST_TYPE_GET_INTERSECTION_TYPE_CANDIDATE,
				TEST_TYPE_GET_INTERSECTION_TYPE_COMMITTED,

				TEST_TYPE_LAST
			};

			enum GeomType
			{
				GEOM_TYPE_TRIANGLES,
				GEOM_TYPE_AABBS,
				GEOM_TYPE_LAST,
			};

			const deUint32	TEST_WIDTH = 8;
			const deUint32	TEST_HEIGHT = 8;
			const deUint32	FIXED_POINT_DIVISOR = 1024 * 1024;
			const deUint32	FIXED_POINT_ALLOWED_ERROR = static_cast<deUint32>(float(1e-3f) * FIXED_POINT_DIVISOR);

			struct TestParams;

			typedef void (*CheckSupportFunc)(Context& context, const TestParams& testParams);
			typedef void (*InitProgramsFunc)(SourceCollections& programCollection, const TestParams& testParams);
			typedef const std::string(*ShaderBodyTextFunc)(const TestParams& testParams);

			class PipelineConfiguration
			{
			public:
				PipelineConfiguration() {};
				virtual			~PipelineConfiguration() {};

				virtual void	initConfiguration(Context& context,
					TestParams& testParams) = 0;
				virtual void	fillCommandBuffer(Context& context,
					TestParams& testParams,
					VkCommandBuffer					commandBuffer,
					const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
					const VkDescriptorImageInfo& resultImageInfo) = 0;
			};

			class TestConfiguration
			{
			public:
				TestConfiguration()
					: m_bottomAccelerationStructures()
					, m_topAccelerationStructure()
					, m_expected()
				{
				}
				virtual															~TestConfiguration()
				{
				}

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) = 0;
				virtual bool													verify(BufferWithMemory* resultBuffer,
					Context& context,
					TestParams& testParams);

			protected:
				std::vector<de::SharedPtr<BottomLevelAccelerationStructure>>	m_bottomAccelerationStructures;
				de::SharedPtr<TopLevelAccelerationStructure>					m_topAccelerationStructure;
				std::vector<deInt32>											m_expected;
			};

			class TestConfigurationFloat : public TestConfiguration
			{
			public:
				TestConfigurationFloat()
					: TestConfiguration()
				{
				}
				virtual															~TestConfigurationFloat()
				{
				}
				virtual bool													verify(BufferWithMemory* resultBuffer,
					Context& context,
					TestParams& testParams) override;
			};

			class TestConfigurationVector : public TestConfiguration
			{
			public:
				TestConfigurationVector(bool useStrictComponentMatching = true)
					: TestConfiguration(),
					m_useStrictComponentMatching(useStrictComponentMatching)
				{
				}
				virtual															~TestConfigurationVector()
				{
				}
				virtual bool													verify(BufferWithMemory* resultBuffer,
					Context& context,
					TestParams& testParams) override;

			private:
				bool m_useStrictComponentMatching;
			};

			class TestConfigurationMatrix : public TestConfiguration
			{
			public:
				TestConfigurationMatrix()
					: TestConfiguration()
				{
				}
				virtual															~TestConfigurationMatrix()
				{
				}
				virtual bool													verify(BufferWithMemory* resultBuffer,
					Context& context,
					TestParams& testParams) override;
			};

			struct TestParams
			{
				deUint32				width;
				deUint32				height;
				deUint32				depth;
				TestType				testType;
				VkShaderStageFlagBits	stage;
				GeomType				geomType;
				deUint32				squaresGroupCount;
				deUint32				geometriesGroupCount;
				deUint32				instancesGroupCount;
				VkFormat				format;
				CheckSupportFunc		pipelineCheckSupport;
				InitProgramsFunc		pipelineInitPrograms;
				ShaderBodyTextFunc		testConfigShaderBodyText;
				bool					isSPIRV;						// determines if shader body is defined in SPIR-V
				CheckSupportFunc		testConfigCheckSupport;
			};

			deUint32 getShaderGroupHandleSize(const InstanceInterface& vki,
				const VkPhysicalDevice	physicalDevice)
			{
				de::MovePtr<RayTracingProperties>	rayTracingPropertiesKHR;

				rayTracingPropertiesKHR = makeRayTracingProperties(vki, physicalDevice);

				return rayTracingPropertiesKHR->getShaderGroupHandleSize();
			}

			deUint32 getShaderGroupBaseAlignment(const InstanceInterface& vki,
				const VkPhysicalDevice	physicalDevice)
			{
				de::MovePtr<RayTracingProperties>	rayTracingPropertiesKHR;

				rayTracingPropertiesKHR = makeRayTracingProperties(vki, physicalDevice);

				return rayTracingPropertiesKHR->getShaderGroupBaseAlignment();
			}

			VkImageCreateInfo makeImageCreateInfo(VkFormat				format,
				deUint32				width,
				deUint32				height,
				deUint32				depth,
				VkImageType			imageType = VK_IMAGE_TYPE_3D,
				VkImageUsageFlags	usageFlags = VK_IMAGE_USAGE_STORAGE_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT)
			{
				const VkImageCreateInfo	imageCreateInfo =
				{
					VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,	// VkStructureType			sType;
					DE_NULL,								// const void*				pNext;
					(VkImageCreateFlags)0u,					// VkImageCreateFlags		flags;
					imageType,								// VkImageType				imageType;
					format,									// VkFormat					format;
					makeExtent3D(width, height, depth),		// VkExtent3D				extent;
					1u,										// deUint32					mipLevels;
					1u,										// deUint32					arrayLayers;
					VK_SAMPLE_COUNT_1_BIT,					// VkSampleCountFlagBits	samples;
					VK_IMAGE_TILING_OPTIMAL,				// VkImageTiling			tiling;
					usageFlags,								// VkImageUsageFlags		usage;
					VK_SHARING_MODE_EXCLUSIVE,				// VkSharingMode			sharingMode;
					0u,										// deUint32					queueFamilyIndexCount;
					DE_NULL,								// const deUint32*			pQueueFamilyIndices;
					VK_IMAGE_LAYOUT_UNDEFINED				// VkImageLayout			initialLayout;
				};

				return imageCreateInfo;
			}

			Move<VkPipeline> makeComputePipeline(const DeviceInterface& vk,
				const VkDevice				device,
				const VkPipelineLayout		pipelineLayout,
				const VkShaderModule			shaderModule)
			{
				const VkPipelineShaderStageCreateInfo pipelineShaderStageParams =
				{
					VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,	// VkStructureType						sType;
					DE_NULL,												// const void*							pNext;
					0u,														// VkPipelineShaderStageCreateFlags		flags;
					VK_SHADER_STAGE_COMPUTE_BIT,							// VkShaderStageFlagBits				stage;
					shaderModule,											// VkShaderModule						module;
					"main",													// const char*							pName;
					DE_NULL,												// const VkSpecializationInfo*			pSpecializationInfo;
				};
				const VkComputePipelineCreateInfo pipelineCreateInfo =
				{
					VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO,		// VkStructureType					sType;
					DE_NULL,											// const void*						pNext;
					0u,													// VkPipelineCreateFlags			flags;
					pipelineShaderStageParams,							// VkPipelineShaderStageCreateInfo	stage;
					pipelineLayout,										// VkPipelineLayout					layout;
					DE_NULL,											// VkPipeline						basePipelineHandle;
					0,													// deInt32							basePipelineIndex;
				};

				return createComputePipeline(vk, device, DE_NULL, &pipelineCreateInfo);
			}

			static const std::string getMissPassthrough(void)
			{
				const std::string missPassthrough =
					"#version 460 core\n"
					"#extension GL_EXT_ray_tracing : require\n"
					"layout(location = 0) rayPayloadInEXT vec3 hitValue;\n"
					"\n"
					"void main()\n"
					"{\n"
					"}\n";

				return missPassthrough;
			}

			static const std::string getHitPassthrough(void)
			{
				const std::string hitPassthrough =
					"#version 460 core\n"
					"#extension GL_EXT_ray_tracing : require\n"
					"hitAttributeEXT vec3 attribs;\n"
					"layout(location = 0) rayPayloadInEXT vec3 hitValue;\n"
					"\n"
					"void main()\n"
					"{\n"
					"}\n";

				return hitPassthrough;
			}

			static const std::string getGraphicsPassthrough(void)
			{
				std::ostringstream src;

				src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
					<< "\n"
					<< "void main(void)\n"
					<< "{\n"
					<< "}\n";

				return src.str();
			}

			static const std::string getVertexPassthrough(void)
			{
				std::ostringstream src;

				src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
					<< "\n"
					<< "layout(location = 0) in vec4 in_position;\n"
					<< "\n"
					<< "void main(void)\n"
					<< "{\n"
					<< "  gl_Position = in_position;\n"
					<< "}\n";

				return src.str();
			}

			class GraphicsConfiguration : public PipelineConfiguration
			{
			public:
				static void						checkSupport(Context& context,
					const TestParams& testParams);
				static void						initPrograms(SourceCollections& programCollection,
					const TestParams& testParams);

				GraphicsConfiguration();
				virtual							~GraphicsConfiguration() {};

				void							initVertexBuffer(Context& context,
					TestParams& testParams);
				Move<VkPipeline>				makeGraphicsPipeline(Context& context,
					TestParams& testParams);
				virtual void					initConfiguration(Context& context,
					TestParams& testParams) override;
				virtual void					fillCommandBuffer(Context& context,
					TestParams& testParams,
					VkCommandBuffer					commandBuffer,
					const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
					const VkDescriptorImageInfo& resultImageInfo) override;

			private:
				Move<VkDescriptorSetLayout>		m_descriptorSetLayout;
				Move<VkDescriptorPool>			m_descriptorPool;
				Move<VkDescriptorSet>			m_descriptorSet;

				VkFormat						m_framebufferFormat;
				Move<VkImage>					m_framebufferImage;
				de::MovePtr<Allocation>			m_framebufferImageAlloc;
				Move<VkImageView>				m_framebufferAttachment;

				Move<VkShaderModule>			m_vertShaderModule;
				Move<VkShaderModule>			m_geomShaderModule;
				Move<VkShaderModule>			m_tescShaderModule;
				Move<VkShaderModule>			m_teseShaderModule;
				Move<VkShaderModule>			m_fragShaderModule;

				Move<VkRenderPass>				m_renderPass;
				Move<VkFramebuffer>				m_framebuffer;
				Move<VkPipelineLayout>			m_pipelineLayout;
				Move<VkPipeline>				m_pipeline;

				deUint32						m_vertexCount;
				Move<VkBuffer>					m_vertexBuffer;
				de::MovePtr<Allocation>			m_vertexBufferAlloc;
			};

			GraphicsConfiguration::GraphicsConfiguration()
				: PipelineConfiguration()
				, m_descriptorSetLayout()
				, m_descriptorPool()
				, m_descriptorSet()
				, m_framebufferFormat(VK_FORMAT_R8G8B8A8_UNORM)
				, m_framebufferImage()
				, m_framebufferImageAlloc()
				, m_framebufferAttachment()
				, m_vertShaderModule()
				, m_geomShaderModule()
				, m_tescShaderModule()
				, m_teseShaderModule()
				, m_fragShaderModule()
				, m_renderPass()
				, m_framebuffer()
				, m_pipelineLayout()
				, m_pipeline()
				, m_vertexCount(0)
				, m_vertexBuffer()
				, m_vertexBufferAlloc()
			{
			}

			void GraphicsConfiguration::checkSupport(Context& context,
				const TestParams& testParams)
			{
				switch (testParams.stage)
				{
				case VK_SHADER_STAGE_VERTEX_BIT:
					break;

				case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
				case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
				{
					context.requireDeviceCoreFeature(DEVICE_CORE_FEATURE_TESSELLATION_SHADER);

					break;
				}

				case VK_SHADER_STAGE_GEOMETRY_BIT:
				{
					context.requireDeviceCoreFeature(DEVICE_CORE_FEATURE_GEOMETRY_SHADER);

					break;
				}

				case VK_SHADER_STAGE_FRAGMENT_BIT:
					break;

				default:
					TCU_THROW(InternalError, "Unknown stage");
				}
			}

			void GraphicsConfiguration::initPrograms(SourceCollections& programCollection,
				const TestParams& testParams)
			{
				const vk::ShaderBuildOptions	buildOptions(programCollection.usedVulkanVersion, vk::SPIRV_VERSION_1_4, 0u, true);

				const std::string				testShaderBody = testParams.testConfigShaderBodyText(testParams);

				switch (testParams.stage)
				{
				case VK_SHADER_STAGE_VERTEX_BIT:
				{
					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_ray_query : require\n"
							<< "#extension GL_EXT_ray_tracing : require\n"
							<< "layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							<< "layout(set = 0, binding = 1) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							<< "\n"
							<< "void testFunc(ivec3 pos, ivec3 size)\n"
							<< "{\n"
							<< testShaderBody
							<< "}\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  const int   posId    = int(gl_VertexIndex / 3);\n"
							<< "  const int   vertId   = int(gl_VertexIndex % 3);\n"
							<< "  const ivec3 size     = ivec3(" << testParams.width << ", " << testParams.height << ", 1);\n"
							<< "  const ivec3 pos      = ivec3(posId % size.x, posId / size.x, 0);\n"
							<< "\n"
							<< "  if (vertId == 0)\n"
							<< "  {\n"
							<< "    testFunc(pos, size);\n"
							<< "  }\n"
							<< "}\n";

						programCollection.glslSources.add("vert") << glu::VertexSource(src.str()) << buildOptions;
					}

					programCollection.glslSources.add("frag") << glu::FragmentSource(getGraphicsPassthrough()) << buildOptions;

					break;
				}

				case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
				{
					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "\n"
							<< "layout(location = 0) in vec4 in_position;\n"
							<< "out gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "};\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  gl_Position = in_position;\n"
							<< "}\n";

						programCollection.glslSources.add("vert") << glu::VertexSource(src.str()) << buildOptions;
					}

					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_tessellation_shader : require\n"
							<< "#extension GL_EXT_ray_query : require\n"
							<< "layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							<< "layout(set = 0, binding = 1) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							<< "in gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "} gl_in[];\n"
							<< "layout(vertices = 4) out;\n"
							<< "out gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "} gl_out[];\n"
							<< "\n"
							<< "void testFunc(ivec3 pos, ivec3 size)\n"
							<< "{\n"
							<< testShaderBody
							<< "}\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "\n"
							<< "  if (gl_InvocationID == 0)\n"
							<< "  {\n"
							<< "    const ivec3 size = ivec3(" << testParams.width << ", " << testParams.height << ", 1);\n"
							<< "    for (int y = 0; y < size.y; y++)\n"
							<< "    for (int x = 0; x < size.x; x++)\n"
							<< "    {\n"
							<< "      const ivec3 pos = ivec3(x, y, 0);\n"
							<< "      testFunc(pos, size);\n"
							<< "    }\n"
							<< "  }\n"
							<< "\n"
							<< "  gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n"
							<< "  gl_TessLevelInner[0] = 1;\n"
							<< "  gl_TessLevelInner[1] = 1;\n"
							<< "  gl_TessLevelOuter[gl_InvocationID] = 1;\n"
							<< "}\n";

						programCollection.glslSources.add("tesc") << glu::TessellationControlSource(src.str()) << buildOptions;
					}

					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_tessellation_shader : require\n"
							<< "layout(quads, equal_spacing, ccw) in;\n"
							<< "in gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "} gl_in[];\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  gl_Position = gl_in[0].gl_Position;\n"
							<< "}\n";

						programCollection.glslSources.add("tese") << glu::TessellationEvaluationSource(src.str()) << buildOptions;
					}

					break;
				}

				case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
				{
					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "\n"
							<< "layout(location = 0) in vec4 in_position;\n"
							<< "out gl_PerVertex"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "};\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  gl_Position = in_position;\n"
							<< "}\n";

						programCollection.glslSources.add("vert") << glu::VertexSource(src.str()) << buildOptions;
					}

					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_tessellation_shader : require\n"
							<< "in gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "} gl_in[];\n"
							<< "layout(vertices = 4) out;\n"
							<< "out gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "} gl_out[];\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n"
							<< "  gl_TessLevelInner[0] = 1;\n"
							<< "  gl_TessLevelInner[1] = 1;\n"
							<< "  gl_TessLevelOuter[gl_InvocationID] = 1;\n"
							<< "}\n";

						programCollection.glslSources.add("tesc") << glu::TessellationControlSource(src.str()) << buildOptions;
					}

					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_tessellation_shader : require\n"
							<< "#extension GL_EXT_ray_query : require\n"
							<< "layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							<< "layout(set = 0, binding = 1) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							<< "layout(quads, equal_spacing, ccw) in;\n"
							<< "in gl_PerVertex\n"
							<< "{\n"
							<< "  vec4 gl_Position;\n"
							<< "} gl_in[];\n"
							<< "\n"
							<< "void testFunc(ivec3 pos, ivec3 size)\n"
							<< "{\n"
							<< testShaderBody
							<< "}\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  const ivec3 size = ivec3(" << testParams.width << ", " << testParams.height << ", 1);\n"
							<< "\n"
							<< "  if (gl_PrimitiveID == 0)\n"
							<< "  {\n"
							<< "    const ivec3 size = ivec3(" << testParams.width << ", " << testParams.height << ", 1);\n"
							<< "    for (int y = 0; y < size.y; y++)\n"
							<< "    for (int x = 0; x < size.x; x++)\n"
							<< "    {\n"
							<< "      const ivec3 pos = ivec3(x, y, 0);\n"
							<< "      testFunc(pos, size);\n"
							<< "    }\n"
							<< "  }\n"
							<< "\n"
							<< "  gl_Position = gl_in[0].gl_Position;\n"
							<< "}\n";

						programCollection.glslSources.add("tese") << glu::TessellationEvaluationSource(src.str()) << buildOptions;
					}

					break;
				}

				case VK_SHADER_STAGE_GEOMETRY_BIT:
				{
					programCollection.glslSources.add("vert") << glu::VertexSource(getVertexPassthrough()) << buildOptions;

					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_ray_query : require\n"
							<< "layout(triangles) in;\n"
							<< "layout(points, max_vertices = 1) out;\n"
							<< "layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							<< "layout(set = 0, binding = 1) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							<< "\n"
							<< "void testFunc(ivec3 pos, ivec3 size)\n"
							<< "{\n"
							<< testShaderBody
							<< "}\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  const int   posId    = int(gl_PrimitiveIDIn);\n"
							<< "  const ivec3 size     = ivec3(" << testParams.width << ", " << testParams.height << ", 1);\n"
							<< "  const ivec3 pos      = ivec3(posId % size.x, posId / size.x, 0);\n"
							<< "\n"
							<< "  testFunc(pos, size);\n"
							<< "}\n";

						programCollection.glslSources.add("geom") << glu::GeometrySource(src.str()) << buildOptions;
					}

					break;
				}

				case VK_SHADER_STAGE_FRAGMENT_BIT:
				{
					programCollection.glslSources.add("vert") << glu::VertexSource(getVertexPassthrough()) << buildOptions;

					{
						std::ostringstream src;
						src << glu::getGLSLVersionDeclaration(glu::GLSL_VERSION_460) << "\n"
							<< "#extension GL_EXT_ray_query : require\n"
							<< "layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							<< "layout(set = 0, binding = 1) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							<< "\n"
							<< "void testFunc(ivec3 pos, ivec3 size)\n"
							<< "{\n"
							<< testShaderBody
							<< "}\n"
							<< "\n"
							<< "void main(void)\n"
							<< "{\n"
							<< "  const ivec3 size     = ivec3(" << testParams.width << ", " << testParams.height << ", 1);\n"
							<< "  const ivec3 pos      = ivec3(int(gl_FragCoord.x - 0.5f), int(gl_FragCoord.y - 0.5f), 0);\n"
							<< "\n"
							<< "  testFunc(pos, size);\n"
							<< "}\n";

						programCollection.glslSources.add("frag") << glu::FragmentSource(src.str()) << buildOptions;
					}

					break;
				}

				default:
					TCU_THROW(InternalError, "Unknown stage");
				}
			}

			void GraphicsConfiguration::initVertexBuffer(Context& context,
				TestParams& testParams)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice			device = context.getDevice();
				const deUint32			width = testParams.width;
				const deUint32			height = testParams.height;
				Allocator& allocator = context.getDefaultAllocator();
				std::vector<tcu::Vec4>	vertices;

				switch (testParams.stage)
				{
				case VK_SHADER_STAGE_VERTEX_BIT:
				{
					const float z = 0.0f;
					const float w = 1.0f;

					vertices.reserve(3 * height * width);

					for (deUint32 y = 0; y < height; ++y)
						for (deUint32 x = 0; x < width; ++x)
						{
							const float	x0 = float(x + 0) / float(width);
							const float	y0 = float(y + 0) / float(height);
							const float	x1 = float(x + 1) / float(width);
							const float	y1 = float(y + 1) / float(height);
							const float	xm = (x0 + x1) / 2.0f;
							const float	ym = (y0 + y1) / 2.0f;

							vertices.push_back(tcu::Vec4(x0, y0, z, w));
							vertices.push_back(tcu::Vec4(xm, y1, z, w));
							vertices.push_back(tcu::Vec4(x1, ym, z, w));
						}

					break;
				}

				case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
				{
					const float		z = 0.0f;
					const float		w = 1.0f;
					const tcu::Vec4	a = tcu::Vec4(-1.0f, -1.0f, z, w);
					const tcu::Vec4	b = tcu::Vec4(+1.0f, -1.0f, z, w);
					const tcu::Vec4	c = tcu::Vec4(+1.0f, +1.0f, z, w);
					const tcu::Vec4	d = tcu::Vec4(-1.0f, +1.0f, z, w);

					vertices.push_back(a);
					vertices.push_back(b);
					vertices.push_back(c);
					vertices.push_back(d);

					break;
				}

				case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
				{
					const float		z = 0.0f;
					const float		w = 1.0f;
					const tcu::Vec4	a = tcu::Vec4(-1.0f, -1.0f, z, w);
					const tcu::Vec4	b = tcu::Vec4(+1.0f, -1.0f, z, w);
					const tcu::Vec4	c = tcu::Vec4(+1.0f, +1.0f, z, w);
					const tcu::Vec4	d = tcu::Vec4(-1.0f, +1.0f, z, w);

					vertices.push_back(a);
					vertices.push_back(b);
					vertices.push_back(c);
					vertices.push_back(d);

					break;
				}

				case VK_SHADER_STAGE_GEOMETRY_BIT:
				{
					const float z = 0.0f;
					const float w = 1.0f;

					vertices.reserve(3 * height * width);

					for (deUint32 y = 0; y < height; ++y)
						for (deUint32 x = 0; x < width; ++x)
						{
							const float	x0 = float(x + 0) / float(width);
							const float	y0 = float(y + 0) / float(height);
							const float	x1 = float(x + 1) / float(width);
							const float	y1 = float(y + 1) / float(height);
							const float	xm = (x0 + x1) / 2.0f;
							const float	ym = (y0 + y1) / 2.0f;

							vertices.push_back(tcu::Vec4(x0, y0, z, w));
							vertices.push_back(tcu::Vec4(xm, y1, z, w));
							vertices.push_back(tcu::Vec4(x1, ym, z, w));
						}

					break;
				}

				case VK_SHADER_STAGE_FRAGMENT_BIT:
				{
					const float		z = 1.0f;
					const float		w = 1.0f;
					const tcu::Vec4	a = tcu::Vec4(-1.0f, -1.0f, z, w);
					const tcu::Vec4	b = tcu::Vec4(+1.0f, -1.0f, z, w);
					const tcu::Vec4	c = tcu::Vec4(-1.0f, +1.0f, z, w);
					const tcu::Vec4	d = tcu::Vec4(+1.0f, +1.0f, z, w);

					vertices.push_back(a);
					vertices.push_back(b);
					vertices.push_back(c);

					vertices.push_back(b);
					vertices.push_back(c);
					vertices.push_back(d);

					break;
				}

				default:
					TCU_THROW(InternalError, "Unknown stage");

				}

				// Initialize vertex buffer
				{
					const VkDeviceSize			vertexBufferSize = sizeof(vertices[0][0]) * vertices[0].SIZE * vertices.size();
					const VkBufferCreateInfo	vertexBufferCreateInfo = makeBufferCreateInfo(vertexBufferSize, VK_BUFFER_USAGE_VERTEX_BUFFER_BIT);

					m_vertexCount = static_cast<deUint32>(vertices.size());
					m_vertexBuffer = createBuffer(vkd, device, &vertexBufferCreateInfo);
					m_vertexBufferAlloc = bindBuffer(vkd, device, allocator, *m_vertexBuffer, vk::MemoryRequirement::HostVisible);

					deMemcpy(m_vertexBufferAlloc->getHostPtr(), vertices.data(), (size_t)vertexBufferSize);
					flushAlloc(vkd, device, *m_vertexBufferAlloc);
				}
			}

			Move<VkPipeline> GraphicsConfiguration::makeGraphicsPipeline(Context& context,
				TestParams& testParams)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice					device = context.getDevice();
				const bool						tessStageTest = (testParams.stage == VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT || testParams.stage == VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT);
				const VkPrimitiveTopology		topology = tessStageTest ? VK_PRIMITIVE_TOPOLOGY_PATCH_LIST : VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
				const deUint32					patchControlPoints = tessStageTest ? 4 : 0;
				const std::vector<VkViewport>	viewports(1, makeViewport(testParams.width, testParams.height));
				const std::vector<VkRect2D>		scissors(1, makeRect2D(testParams.width, testParams.height));

				return vk::makeGraphicsPipeline(vkd,
					device,
					*m_pipelineLayout,
					*m_vertShaderModule,
					*m_tescShaderModule,
					*m_teseShaderModule,
					*m_geomShaderModule,
					*m_fragShaderModule,
					*m_renderPass,
					viewports,
					scissors,
					topology,
					0,
					patchControlPoints);
			}

			void GraphicsConfiguration::initConfiguration(Context& context,
				TestParams& testParams)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice			device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				vk::BinaryCollection& collection = context.getBinaryCollection();
				VkShaderStageFlags		shaders = static_cast<VkShaderStageFlags>(0);
				deUint32				shaderCount = 0;

				if (collection.contains("vert")) shaders |= VK_SHADER_STAGE_VERTEX_BIT;
				if (collection.contains("geom")) shaders |= VK_SHADER_STAGE_GEOMETRY_BIT;
				if (collection.contains("tesc")) shaders |= VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT;
				if (collection.contains("tese")) shaders |= VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT;
				if (collection.contains("frag")) shaders |= VK_SHADER_STAGE_FRAGMENT_BIT;

				for (BinaryCollection::Iterator it = collection.begin(); it != collection.end(); ++it)
					shaderCount++;

				if (shaderCount != (deUint32)dePop32(shaders))
					TCU_THROW(InternalError, "Unused shaders detected in the collection");

				if (0 != (shaders & VK_SHADER_STAGE_VERTEX_BIT))					m_vertShaderModule = createShaderModule(vkd, device, collection.get("vert"), 0);
				if (0 != (shaders & VK_SHADER_STAGE_GEOMETRY_BIT))					m_geomShaderModule = createShaderModule(vkd, device, collection.get("geom"), 0);
				if (0 != (shaders & VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT))		m_tescShaderModule = createShaderModule(vkd, device, collection.get("tesc"), 0);
				if (0 != (shaders & VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT))	m_teseShaderModule = createShaderModule(vkd, device, collection.get("tese"), 0);
				if (0 != (shaders & VK_SHADER_STAGE_FRAGMENT_BIT))					m_fragShaderModule = createShaderModule(vkd, device, collection.get("frag"), 0);

				m_descriptorSetLayout = DescriptorSetLayoutBuilder()
					.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, VK_SHADER_STAGE_ALL_GRAPHICS)
					.addSingleBinding(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, VK_SHADER_STAGE_ALL_GRAPHICS)
					.build(vkd, device);
				m_descriptorPool = DescriptorPoolBuilder()
					.addType(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE)
					.addType(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR)
					.build(vkd, device, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u);
				m_descriptorSet = makeDescriptorSet(vkd, device, *m_descriptorPool, *m_descriptorSetLayout);
				m_framebufferImage = makeImage(vkd, device, makeImageCreateInfo(m_framebufferFormat, testParams.width, testParams.height, 1u, VK_IMAGE_TYPE_2D, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT));
				m_framebufferImageAlloc = bindImage(vkd, device, allocator, *m_framebufferImage, MemoryRequirement::Any);
				m_framebufferAttachment = makeImageView(vkd, device, *m_framebufferImage, VK_IMAGE_VIEW_TYPE_2D, m_framebufferFormat, makeImageSubresourceRange(VK_IMAGE_ASPECT_COLOR_BIT, 0u, 1u, 0u, 1u));
				m_renderPass = makeRenderPass(vkd, device, m_framebufferFormat);
				m_framebuffer = makeFramebuffer(vkd, device, *m_renderPass, *m_framebufferAttachment, testParams.width, testParams.height);
				m_pipelineLayout = makePipelineLayout(vkd, device, m_descriptorSetLayout.get());
				m_pipeline = makeGraphicsPipeline(context, testParams);

				initVertexBuffer(context, testParams);
			}

			void GraphicsConfiguration::fillCommandBuffer(Context& context,
				TestParams& testParams,
				VkCommandBuffer						cmdBuffer,
				const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
				const VkDescriptorImageInfo& resultImageInfo)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice										device = context.getDevice();
				const VkDeviceSize									vertexBufferOffset = 0;
				const VkWriteDescriptorSetAccelerationStructureKHR	rayQueryAccelerationStructureWriteDescriptorSet =
				{
					VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR,	//  VkStructureType						sType;
					DE_NULL,															//  const void*							pNext;
					1u,																	//  deUint32							accelerationStructureCount;
					rayQueryTopAccelerationStructurePtr,								//  const VkAccelerationStructureKHR*	pAccelerationStructures;
				};

				DescriptorSetUpdateBuilder()
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, &resultImageInfo)
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, &rayQueryAccelerationStructureWriteDescriptorSet)
					.update(vkd, device);

				vkd.cmdBindDescriptorSets(cmdBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipelineLayout, 0, 1, &m_descriptorSet.get(), 0, DE_NULL);
				vkd.cmdBindPipeline(cmdBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline);
				vkd.cmdBindVertexBuffers(cmdBuffer, 0u, 1u, &m_vertexBuffer.get(), &vertexBufferOffset);

				beginRenderPass(vkd, cmdBuffer, *m_renderPass, *m_framebuffer, makeRect2D(0, 0, testParams.width, testParams.height), tcu::UVec4());

				vkd.cmdDraw(cmdBuffer, m_vertexCount, 1u, 0u, 0u);

				endRenderPass(vkd, cmdBuffer);
			}

			class ComputeConfiguration : public PipelineConfiguration
			{
			public:
				ComputeConfiguration();
				virtual						~ComputeConfiguration() {};

				static void					checkSupport(Context& context,
					const TestParams& testParams);
				static void					initPrograms(SourceCollections& programCollection,
					const TestParams& testParams);

				virtual void				initConfiguration(Context& context,
					TestParams& testParams) override;
				virtual void				fillCommandBuffer(Context& context,
					TestParams& testParams,
					VkCommandBuffer					commandBuffer,
					const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
					const VkDescriptorImageInfo& resultImageInfo) override;

			protected:
				Move<VkDescriptorSetLayout>	m_descriptorSetLayout;
				Move<VkDescriptorPool>		m_descriptorPool;
				Move<VkDescriptorSet>		m_descriptorSet;
				Move<VkPipelineLayout>		m_pipelineLayout;

				Move<VkShaderModule>		m_shaderModule;

				Move<VkPipeline>			m_pipeline;
			};

			ComputeConfiguration::ComputeConfiguration()
				: PipelineConfiguration()
				, m_descriptorSetLayout()
				, m_descriptorPool()
				, m_descriptorSet()
				, m_pipelineLayout()

				, m_shaderModule()

				, m_pipeline()
			{
			}

			void ComputeConfiguration::checkSupport(Context& context,
				const TestParams& testParams)
			{
				DE_UNREF(context);
				DE_UNREF(testParams);
			}

			void ComputeConfiguration::initPrograms(SourceCollections& programCollection,
				const TestParams& testParams)
			{
				DE_ASSERT(testParams.stage == VK_SHADER_STAGE_COMPUTE_BIT);

				if (testParams.isSPIRV)
				{
					const vk::SpirVAsmBuildOptions spvBuildOptions(programCollection.usedVulkanVersion, vk::SPIRV_VERSION_1_4, true);

					programCollection.spirvAsmSources.add("comp") << testParams.testConfigShaderBodyText(testParams) << spvBuildOptions;
				}
				else
				{
					const vk::ShaderBuildOptions	buildOptions(programCollection.usedVulkanVersion, vk::SPIRV_VERSION_1_4, 0u, true);
					const std::string				testShaderBody = testParams.testConfigShaderBodyText(testParams);
					const std::string				testBody =
						"  ivec3       pos      = ivec3(gl_WorkGroupID);\n"
						"  ivec3       size     = ivec3(gl_NumWorkGroups);\n"
						+ testShaderBody;

					std::stringstream css;
					css <<
						"#version 460 core\n"
						"#extension GL_EXT_ray_query : require\n"
						"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
						"layout(set = 0, binding = 1) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
						"\n"
						"void main()\n"
						"{\n"
						<< testBody <<
						"}\n";

					programCollection.glslSources.add("comp") << glu::ComputeSource(updateRayTracingGLSL(css.str())) << buildOptions;
				}
			}

			void ComputeConfiguration::initConfiguration(Context& context,
				TestParams& testParams)
			{
				DE_UNREF(testParams);

				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice			device = context.getDevice();
				vk::BinaryCollection& collection = context.getBinaryCollection();

				m_descriptorSetLayout = DescriptorSetLayoutBuilder()
					.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, VK_SHADER_STAGE_COMPUTE_BIT)
					.addSingleBinding(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, VK_SHADER_STAGE_COMPUTE_BIT)
					.build(vkd, device);
				m_descriptorPool = DescriptorPoolBuilder()
					.addType(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE)
					.addType(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR)
					.build(vkd, device, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u);
				m_descriptorSet = makeDescriptorSet(vkd, device, *m_descriptorPool, *m_descriptorSetLayout);
				m_pipelineLayout = makePipelineLayout(vkd, device, m_descriptorSetLayout.get());
				m_shaderModule = createShaderModule(vkd, device, collection.get("comp"), 0);
				m_pipeline = makeComputePipeline(vkd, device, *m_pipelineLayout, *m_shaderModule);
			}

			void ComputeConfiguration::fillCommandBuffer(Context& context,
				TestParams& testParams,
				VkCommandBuffer					cmdBuffer,
				const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
				const VkDescriptorImageInfo& resultImageInfo)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice										device = context.getDevice();
				const VkWriteDescriptorSetAccelerationStructureKHR	rayQueryAccelerationStructureWriteDescriptorSet =
				{
					VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR,	//  VkStructureType						sType;
					DE_NULL,															//  const void*							pNext;
					1u,																	//  deUint32							accelerationStructureCount;
					rayQueryTopAccelerationStructurePtr,								//  const VkAccelerationStructureKHR*	pAccelerationStructures;
				};

				DescriptorSetUpdateBuilder()
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, &resultImageInfo)
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, &rayQueryAccelerationStructureWriteDescriptorSet)
					.update(vkd, device);

				vkd.cmdBindDescriptorSets(cmdBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *m_pipelineLayout, 0, 1, &m_descriptorSet.get(), 0, DE_NULL);

				vkd.cmdBindPipeline(cmdBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, m_pipeline.get());

				vkd.cmdDispatch(cmdBuffer, testParams.width, testParams.height, 1);
			}

			class RayTracingConfiguration : public PipelineConfiguration
			{
			public:
				RayTracingConfiguration();
				virtual											~RayTracingConfiguration() {};

				static void										checkSupport(Context& context,
					const TestParams& testParams);
				static void										initPrograms(SourceCollections& programCollection,
					const TestParams& testParams);

				virtual void									initConfiguration(Context& context,
					TestParams& testParams) override;
				virtual void									fillCommandBuffer(Context& context,
					TestParams& testParams,
					VkCommandBuffer					commandBuffer,
					const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
					const VkDescriptorImageInfo& resultImageInfo) override;

			protected:
				de::MovePtr<BufferWithMemory>					createShaderBindingTable(const InstanceInterface& vki,
					const DeviceInterface& vkd,
					const VkDevice						device,
					const VkPhysicalDevice				physicalDevice,
					const VkPipeline					pipeline,
					Allocator& allocator,
					de::MovePtr<RayTracingPipeline>& rayTracingPipeline,
					const deUint32						group);

			protected:
				deUint32										m_shaders;
				deUint32										m_raygenShaderGroup;
				deUint32										m_missShaderGroup;
				deUint32										m_hitShaderGroup;
				deUint32										m_callableShaderGroup;
				deUint32										m_shaderGroupCount;

				Move<VkDescriptorSetLayout>						m_descriptorSetLayout;
				Move<VkDescriptorPool>							m_descriptorPool;
				Move<VkDescriptorSet>							m_descriptorSet;
				Move<VkPipelineLayout>							m_pipelineLayout;

				de::MovePtr<RayTracingPipeline>					m_rayTracingPipeline;
				Move<VkPipeline>								m_pipeline;

				de::MovePtr<BufferWithMemory>					m_raygenShaderBindingTable;
				de::MovePtr<BufferWithMemory>					m_hitShaderBindingTable;
				de::MovePtr<BufferWithMemory>					m_missShaderBindingTable;
				de::MovePtr<BufferWithMemory>					m_callableShaderBindingTable;

				VkStridedDeviceAddressRegionKHR					m_raygenShaderBindingTableRegion;
				VkStridedDeviceAddressRegionKHR					m_missShaderBindingTableRegion;
				VkStridedDeviceAddressRegionKHR					m_hitShaderBindingTableRegion;
				VkStridedDeviceAddressRegionKHR					m_callableShaderBindingTableRegion;

				de::SharedPtr<BottomLevelAccelerationStructure>	m_bottomLevelAccelerationStructure;
				de::SharedPtr<TopLevelAccelerationStructure>	m_topLevelAccelerationStructure;
			};

			RayTracingConfiguration::RayTracingConfiguration()
				: m_shaders(0)
				, m_raygenShaderGroup(~0u)
				, m_missShaderGroup(~0u)
				, m_hitShaderGroup(~0u)
				, m_callableShaderGroup(~0u)
				, m_shaderGroupCount(0)

				, m_descriptorSetLayout()
				, m_descriptorPool()
				, m_descriptorSet()
				, m_pipelineLayout()

				, m_rayTracingPipeline()
				, m_pipeline()

				, m_raygenShaderBindingTable()
				, m_hitShaderBindingTable()
				, m_missShaderBindingTable()
				, m_callableShaderBindingTable()

				, m_raygenShaderBindingTableRegion()
				, m_missShaderBindingTableRegion()
				, m_hitShaderBindingTableRegion()
				, m_callableShaderBindingTableRegion()

				, m_bottomLevelAccelerationStructure()
				, m_topLevelAccelerationStructure()
			{
			}

			void RayTracingConfiguration::checkSupport(Context& context,
				const TestParams& testParams)
			{
				DE_UNREF(testParams);

				context.requireDeviceFunctionality("VK_KHR_ray_tracing_pipeline");
				const VkPhysicalDeviceRayTracingPipelineFeaturesKHR& rayTracingPipelineFeaturesKHR = context.getRayTracingPipelineFeatures();
				if (rayTracingPipelineFeaturesKHR.rayTracingPipeline == DE_FALSE)
					TCU_THROW(NotSupportedError, "Requires VkPhysicalDeviceRayTracingPipelineFeaturesKHR.rayTracingPipeline");
			}

			void RayTracingConfiguration::initPrograms(SourceCollections& programCollection,
				const TestParams& testParams)
			{
				const vk::ShaderBuildOptions	buildOptions(programCollection.usedVulkanVersion, vk::SPIRV_VERSION_1_4, 0u, true);

				const std::string				testShaderBody = testParams.testConfigShaderBodyText(testParams);
				const std::string				testBody =
					"  ivec3       pos      = ivec3(gl_LaunchIDEXT);\n"
					"  ivec3       size     = ivec3(gl_LaunchSizeEXT);\n"
					+ testShaderBody;

				switch (testParams.stage)
				{
				case VK_SHADER_STAGE_RAYGEN_BIT_KHR:
				{
					std::stringstream css;
					css <<
						"#version 460 core\n"
						"#extension GL_EXT_ray_tracing : require\n"
						"#extension GL_EXT_ray_query : require\n"
						"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
						"layout(set = 0, binding = 2) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
						"\n"
						"void main()\n"
						"{\n"
						<< testBody <<
						"}\n";

					programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(css.str())) << buildOptions;

					break;
				}

				case VK_SHADER_STAGE_ANY_HIT_BIT_KHR:
				{
					programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(getCommonRayGenerationShader())) << buildOptions;

					{
						std::stringstream css;
						css <<
							"#version 460 core\n"
							"#extension GL_EXT_ray_tracing : require\n"
							"#extension GL_EXT_ray_query : require\n"
							"hitAttributeEXT vec3 attribs;\n"
							"layout(location = 0) rayPayloadInEXT vec3 hitValue;\n"
							"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							"layout(set = 0, binding = 2) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							"\n"
							"void main()\n"
							"{\n"
							<< testBody <<
							"}\n";

						programCollection.glslSources.add("ahit") << glu::AnyHitSource(updateRayTracingGLSL(css.str())) << buildOptions;
					}

					programCollection.glslSources.add("chit") << glu::ClosestHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("miss") << glu::MissSource(updateRayTracingGLSL(getMissPassthrough())) << buildOptions;

					break;
				}

				case VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR:
				{
					programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(getCommonRayGenerationShader())) << buildOptions;

					{
						std::stringstream css;
						css <<
							"#version 460 core\n"
							"#extension GL_EXT_ray_tracing : require\n"
							"#extension GL_EXT_ray_query : require\n"
							"layout(location = 0) rayPayloadInEXT vec3 hitValue;\n"
							"hitAttributeEXT vec3 attribs;\n"
							"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							"layout(set = 0, binding = 2) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							"\n"
							"void main()\n"
							"{\n"
							<< testBody <<
							"}\n";

						programCollection.glslSources.add("chit") << glu::ClosestHitSource(updateRayTracingGLSL(css.str())) << buildOptions;
					}

					programCollection.glslSources.add("ahit") << glu::AnyHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("miss") << glu::MissSource(updateRayTracingGLSL(getMissPassthrough())) << buildOptions;

					break;
				}

				case VK_SHADER_STAGE_INTERSECTION_BIT_KHR:
				{
					programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(getCommonRayGenerationShader())) << buildOptions;

					{
						std::stringstream css;
						css <<
							"#version 460 core\n"
							"#extension GL_EXT_ray_tracing : require\n"
							"#extension GL_EXT_ray_query : require\n"
							"hitAttributeEXT vec3 hitAttribute;\n"
							"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							"layout(set = 0, binding = 2) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							"\n"
							"void main()\n"
							"{\n"
							<< testBody <<
							"  hitAttribute = vec3(0.0f, 0.0f, 0.0f);\n"
							"  reportIntersectionEXT(1.0f, 0);\n"
							"}\n";

						programCollection.glslSources.add("sect") << glu::IntersectionSource(updateRayTracingGLSL(css.str())) << buildOptions;
					}

					programCollection.glslSources.add("ahit") << glu::AnyHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("chit") << glu::ClosestHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("miss") << glu::MissSource(updateRayTracingGLSL(getMissPassthrough())) << buildOptions;

					break;
				}

				case VK_SHADER_STAGE_MISS_BIT_KHR:
				{
					programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(getCommonRayGenerationShader())) << buildOptions;

					{
						std::stringstream css;
						css <<
							"#version 460 core\n"
							"#extension GL_EXT_ray_tracing : require\n"
							"#extension GL_EXT_ray_query : require\n"
							"layout(location = 0) rayPayloadInEXT vec3 hitValue;\n"
							"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							"layout(set = 0, binding = 2) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							"\n"
							"void main()\n"
							"{\n"
							<< testBody <<
							"}\n";

						programCollection.glslSources.add("miss") << glu::MissSource(updateRayTracingGLSL(css.str())) << buildOptions;
					}

					programCollection.glslSources.add("ahit") << glu::AnyHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("chit") << glu::ClosestHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;

					break;
				}

				case VK_SHADER_STAGE_CALLABLE_BIT_KHR:
				{
					{
						std::stringstream css;
						css <<
							"#version 460 core\n"
							"#extension GL_EXT_ray_tracing : require\n"
							"#extension GL_EXT_ray_query : require\n"
							"layout(location = 0) callableDataEXT float dummy;"
							"layout(set = 0, binding = 1) uniform accelerationStructureEXT topLevelAS;\n"
							"\n"
							"void main()\n"
							"{\n"
							"  executeCallableEXT(0, 0);\n"
							"}\n";

						programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(css.str())) << buildOptions;
					}

					{
						std::stringstream css;
						css <<
							"#version 460 core\n"
							"#extension GL_EXT_ray_tracing : require\n"
							"#extension GL_EXT_ray_query : require\n"
							"layout(location = 0) callableDataInEXT float dummy;"
							"layout(set = 0, binding = 0, r32i) uniform iimage3D result;\n"
							"layout(set = 0, binding = 2) uniform accelerationStructureEXT rayQueryTopLevelAccelerationStructure;\n"
							"\n"
							"void main()\n"
							"{\n"
							<< testBody <<
							"}\n";

						programCollection.glslSources.add("call") << glu::CallableSource(updateRayTracingGLSL(css.str())) << buildOptions;
					}

					programCollection.glslSources.add("ahit") << glu::AnyHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("chit") << glu::ClosestHitSource(updateRayTracingGLSL(getHitPassthrough())) << buildOptions;
					programCollection.glslSources.add("miss") << glu::MissSource(updateRayTracingGLSL(getMissPassthrough())) << buildOptions;

					break;
				}

				default:
					TCU_THROW(InternalError, "Unknown stage");
				}
			}

			de::MovePtr<BufferWithMemory> RayTracingConfiguration::createShaderBindingTable(const InstanceInterface& vki,
				const DeviceInterface& vkd,
				const VkDevice						device,
				const VkPhysicalDevice				physicalDevice,
				const VkPipeline					pipeline,
				Allocator& allocator,
				de::MovePtr<RayTracingPipeline>& rayTracingPipeline,
				const deUint32						group)
			{
				de::MovePtr<BufferWithMemory>	shaderBindingTable;

				if (group < m_shaderGroupCount)
				{
					const deUint32	shaderGroupHandleSize = getShaderGroupHandleSize(vki, physicalDevice);
					const deUint32	shaderGroupBaseAlignment = getShaderGroupBaseAlignment(vki, physicalDevice);

					shaderBindingTable = rayTracingPipeline->createShaderBindingTable(vkd, device, pipeline, allocator, shaderGroupHandleSize, shaderGroupBaseAlignment, group, 1u);
				}

				return shaderBindingTable;
			}

			void RayTracingConfiguration::initConfiguration(Context& context,
				TestParams& testParams)
			{
				DE_UNREF(testParams);

				const InstanceInterface& vki = context.getInstanceInterface();
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice				device = context.getDevice();
				const VkPhysicalDevice		physicalDevice = context.getPhysicalDevice();
				vk::BinaryCollection& collection = context.getBinaryCollection();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32				shaderGroupHandleSize = getShaderGroupHandleSize(vki, physicalDevice);
				const VkShaderStageFlags	hitStages = VK_SHADER_STAGE_ANY_HIT_BIT_KHR | VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR | VK_SHADER_STAGE_INTERSECTION_BIT_KHR;
				deUint32					shaderCount = 0;

				m_shaderGroupCount = 0;

				if (collection.contains("rgen")) m_shaders |= VK_SHADER_STAGE_RAYGEN_BIT_KHR;
				if (collection.contains("ahit")) m_shaders |= VK_SHADER_STAGE_ANY_HIT_BIT_KHR;
				if (collection.contains("chit")) m_shaders |= VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR;
				if (collection.contains("miss")) m_shaders |= VK_SHADER_STAGE_MISS_BIT_KHR;
				if (collection.contains("sect")) m_shaders |= VK_SHADER_STAGE_INTERSECTION_BIT_KHR;
				if (collection.contains("call")) m_shaders |= VK_SHADER_STAGE_CALLABLE_BIT_KHR;

				for (BinaryCollection::Iterator it = collection.begin(); it != collection.end(); ++it)
					shaderCount++;

				if (shaderCount != (deUint32)dePop32(m_shaders))
					TCU_THROW(InternalError, "Unused shaders detected in the collection");

				if (0 != (m_shaders & VK_SHADER_STAGE_RAYGEN_BIT_KHR))
					m_raygenShaderGroup = m_shaderGroupCount++;

				if (0 != (m_shaders & VK_SHADER_STAGE_MISS_BIT_KHR))
					m_missShaderGroup = m_shaderGroupCount++;

				if (0 != (m_shaders & hitStages))
					m_hitShaderGroup = m_shaderGroupCount++;

				if (0 != (m_shaders & VK_SHADER_STAGE_CALLABLE_BIT_KHR))
					m_callableShaderGroup = m_shaderGroupCount++;

				m_rayTracingPipeline = de::newMovePtr<RayTracingPipeline>();

				m_descriptorSetLayout = DescriptorSetLayoutBuilder()
					.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, ALL_RAY_TRACING_STAGES)
					.addSingleBinding(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, ALL_RAY_TRACING_STAGES)
					.addSingleBinding(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, ALL_RAY_TRACING_STAGES)
					.build(vkd, device);
				m_descriptorPool = DescriptorPoolBuilder()
					.addType(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE)
					.addType(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR)
					.addType(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR)
					.build(vkd, device, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u);
				m_descriptorSet = makeDescriptorSet(vkd, device, *m_descriptorPool, *m_descriptorSetLayout);

				if (0 != (m_shaders & VK_SHADER_STAGE_RAYGEN_BIT_KHR))			m_rayTracingPipeline->addShader(VK_SHADER_STAGE_RAYGEN_BIT_KHR, createShaderModule(vkd, device, collection.get("rgen"), 0), m_raygenShaderGroup);
				if (0 != (m_shaders & VK_SHADER_STAGE_ANY_HIT_BIT_KHR))			m_rayTracingPipeline->addShader(VK_SHADER_STAGE_ANY_HIT_BIT_KHR, createShaderModule(vkd, device, collection.get("ahit"), 0), m_hitShaderGroup);
				if (0 != (m_shaders & VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR))		m_rayTracingPipeline->addShader(VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR, createShaderModule(vkd, device, collection.get("chit"), 0), m_hitShaderGroup);
				if (0 != (m_shaders & VK_SHADER_STAGE_MISS_BIT_KHR))			m_rayTracingPipeline->addShader(VK_SHADER_STAGE_MISS_BIT_KHR, createShaderModule(vkd, device, collection.get("miss"), 0), m_missShaderGroup);
				if (0 != (m_shaders & VK_SHADER_STAGE_INTERSECTION_BIT_KHR))	m_rayTracingPipeline->addShader(VK_SHADER_STAGE_INTERSECTION_BIT_KHR, createShaderModule(vkd, device, collection.get("sect"), 0), m_hitShaderGroup);
				if (0 != (m_shaders & VK_SHADER_STAGE_CALLABLE_BIT_KHR))		m_rayTracingPipeline->addShader(VK_SHADER_STAGE_CALLABLE_BIT_KHR, createShaderModule(vkd, device, collection.get("call"), 0), m_callableShaderGroup);

				m_pipelineLayout = makePipelineLayout(vkd, device, m_descriptorSetLayout.get());
				m_pipeline = m_rayTracingPipeline->createPipeline(vkd, device, *m_pipelineLayout);

				m_raygenShaderBindingTable = createShaderBindingTable(vki, vkd, device, physicalDevice, *m_pipeline, allocator, m_rayTracingPipeline, m_raygenShaderGroup);
				m_missShaderBindingTable = createShaderBindingTable(vki, vkd, device, physicalDevice, *m_pipeline, allocator, m_rayTracingPipeline, m_missShaderGroup);
				m_hitShaderBindingTable = createShaderBindingTable(vki, vkd, device, physicalDevice, *m_pipeline, allocator, m_rayTracingPipeline, m_hitShaderGroup);
				m_callableShaderBindingTable = createShaderBindingTable(vki, vkd, device, physicalDevice, *m_pipeline, allocator, m_rayTracingPipeline, m_callableShaderGroup);

				m_raygenShaderBindingTableRegion = m_raygenShaderBindingTable.get() != NULL ? makeStridedDeviceAddressRegionKHR(getBufferDeviceAddress(vkd, device, m_raygenShaderBindingTable->get(), 0), shaderGroupHandleSize, shaderGroupHandleSize) : makeStridedDeviceAddressRegionKHR(DE_NULL, 0, 0);
				m_missShaderBindingTableRegion = m_missShaderBindingTable.get() != NULL ? makeStridedDeviceAddressRegionKHR(getBufferDeviceAddress(vkd, device, m_missShaderBindingTable->get(), 0), shaderGroupHandleSize, shaderGroupHandleSize) : makeStridedDeviceAddressRegionKHR(DE_NULL, 0, 0);
				m_hitShaderBindingTableRegion = m_hitShaderBindingTable.get() != NULL ? makeStridedDeviceAddressRegionKHR(getBufferDeviceAddress(vkd, device, m_hitShaderBindingTable->get(), 0), shaderGroupHandleSize, shaderGroupHandleSize) : makeStridedDeviceAddressRegionKHR(DE_NULL, 0, 0);
				m_callableShaderBindingTableRegion = m_callableShaderBindingTable.get() != NULL ? makeStridedDeviceAddressRegionKHR(getBufferDeviceAddress(vkd, device, m_callableShaderBindingTable->get(), 0), shaderGroupHandleSize, shaderGroupHandleSize) : makeStridedDeviceAddressRegionKHR(DE_NULL, 0, 0);
			}

			void RayTracingConfiguration::fillCommandBuffer(Context& context,
				TestParams& testParams,
				VkCommandBuffer					commandBuffer,
				const VkAccelerationStructureKHR* rayQueryTopAccelerationStructurePtr,
				const VkDescriptorImageInfo& resultImageInfo)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice									device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				de::MovePtr<BottomLevelAccelerationStructure>	bottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();
				de::MovePtr<TopLevelAccelerationStructure>		topLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				m_bottomLevelAccelerationStructure = de::SharedPtr<BottomLevelAccelerationStructure>(bottomLevelAccelerationStructure.release());
				m_bottomLevelAccelerationStructure->setDefaultGeometryData(testParams.stage);
				m_bottomLevelAccelerationStructure->createAndBuild(vkd, device, commandBuffer, allocator);

				m_topLevelAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(topLevelAccelerationStructure.release());
				m_topLevelAccelerationStructure->setInstanceCount(1);
				m_topLevelAccelerationStructure->addInstance(m_bottomLevelAccelerationStructure);
				m_topLevelAccelerationStructure->createAndBuild(vkd, device, commandBuffer, allocator);

				const TopLevelAccelerationStructure* topLevelAccelerationStructurePtr = m_topLevelAccelerationStructure.get();
				const VkWriteDescriptorSetAccelerationStructureKHR	accelerationStructureWriteDescriptorSet =
				{
					VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR,	//  VkStructureType						sType;
					DE_NULL,															//  const void*							pNext;
					1u,																	//  deUint32							accelerationStructureCount;
					topLevelAccelerationStructurePtr->getPtr(),							//  const VkAccelerationStructureKHR*	pAccelerationStructures;
				};
				const VkWriteDescriptorSetAccelerationStructureKHR	rayQueryAccelerationStructureWriteDescriptorSet =
				{
					VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR,	//  VkStructureType						sType;
					DE_NULL,															//  const void*							pNext;
					1u,																	//  deUint32							accelerationStructureCount;
					rayQueryTopAccelerationStructurePtr,								//  const VkAccelerationStructureKHR*	pAccelerationStructures;
				};

				DescriptorSetUpdateBuilder()
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, &resultImageInfo)
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, &accelerationStructureWriteDescriptorSet)
					.writeSingle(*m_descriptorSet, DescriptorSetUpdateBuilder::Location::binding(2u), VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, &rayQueryAccelerationStructureWriteDescriptorSet)
					.update(vkd, device);

				vkd.cmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_RAY_TRACING_KHR, *m_pipelineLayout, 0, 1, &m_descriptorSet.get(), 0, DE_NULL);

				vkd.cmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_RAY_TRACING_KHR, m_pipeline.get());

				cmdTraceRays(vkd,
					commandBuffer,
					&m_raygenShaderBindingTableRegion,
					&m_missShaderBindingTableRegion,
					&m_hitShaderBindingTableRegion,
					&m_callableShaderBindingTableRegion,
					testParams.width, testParams.height, 1);
			}

			bool TestConfiguration::verify(BufferWithMemory* resultBuffer, Context& context, TestParams& testParams)
			{
				tcu::TestLog& log = context.getTestContext().getLog();
				const deUint32	width = testParams.width;
				const deUint32	height = testParams.height;
				const deInt32* resultPtr = (deInt32*)resultBuffer->getAllocation().getHostPtr();
				const deInt32* expectedPtr = m_expected.data();
				deUint32		failures = 0;
				deUint32		pos = 0;

				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
					{
						if (resultPtr[pos] != expectedPtr[pos])
							failures++;

						pos++;
					}

				if (failures != 0)
				{
					const char* names[] = { "Retrieved:", "Expected:" };

					for (deUint32 n = 0; n < 2; ++n)
					{
						std::stringstream	css;

						pos = 0;

						for (deUint32 y = 0; y < height; ++y)
						{
							for (deUint32 x = 0; x < width; ++x)
							{
								if (resultPtr[pos] != expectedPtr[pos])
									css << std::setw(12) << (n == 0 ? resultPtr[pos] : expectedPtr[pos]) << ",";
								else
									css << "____________,";

								pos++;
							}

							css << std::endl;
						}

						log << tcu::TestLog::Message << names[n] << tcu::TestLog::EndMessage;
						log << tcu::TestLog::Message << css.str() << tcu::TestLog::EndMessage;
					}
				}

				return (failures == 0);
			}

			bool TestConfigurationFloat::verify(BufferWithMemory* resultBuffer, Context& context, TestParams& testParams)
			{
				tcu::TestLog& log = context.getTestContext().getLog();
				const float		eps = float(FIXED_POINT_ALLOWED_ERROR) / float(FIXED_POINT_DIVISOR);
				const deUint32	width = testParams.width;
				const deUint32	height = testParams.height;
				const deInt32* resultPtr = (deInt32*)resultBuffer->getAllocation().getHostPtr();
				const deInt32* expectedPtr = m_expected.data();
				deUint32		failures = 0;
				deUint32		pos = 0;

				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
					{
						const float		retrievedValue = float(resultPtr[pos]) / float(FIXED_POINT_DIVISOR);
						const float		expectedValue = float(expectedPtr[pos]) / float(FIXED_POINT_DIVISOR);

						if (deFloatAbs(retrievedValue - expectedValue) > eps)
							failures++;

						pos++;
					}

				if (failures != 0)
				{
					const char* names[] = { "Retrieved:", "Expected:" };

					for (deUint32 n = 0; n < 2; ++n)
					{
						std::stringstream	css;

						pos = 0;

						for (deUint32 y = 0; y < height; ++y)
						{
							for (deUint32 x = 0; x < width; ++x)
							{
								const float	retrievedValue = float(resultPtr[pos]) / float(FIXED_POINT_DIVISOR);
								const float	expectedValue = float(expectedPtr[pos]) / float(FIXED_POINT_DIVISOR);

								if (deFloatAbs(retrievedValue - expectedValue) > eps)
									css << std::setprecision(8) << std::setw(12) << (n == 0 ? retrievedValue : expectedValue) << ",";
								else
									css << "____________,";

								pos++;
							}

							css << std::endl;
						}

						log << tcu::TestLog::Message << names[n] << tcu::TestLog::EndMessage;
						log << tcu::TestLog::Message << css.str() << tcu::TestLog::EndMessage;
					}
				}

				return (failures == 0);
			}

			bool TestConfigurationVector::verify(BufferWithMemory* resultBuffer, Context& context, TestParams& testParams)
			{
				tcu::TestLog& log = context.getTestContext().getLog();
				const float		eps = float(FIXED_POINT_ALLOWED_ERROR) / float(FIXED_POINT_DIVISOR);
				const deUint32	width = testParams.width;
				const deUint32	height = testParams.height;
				const deUint32	depth = 3u; // vec3
				const deInt32* resultPtr = (deInt32*)resultBuffer->getAllocation().getHostPtr();
				const deInt32* expectedPtr = m_expected.data();
				deUint32		failures = 0;
				deUint32		pos = 0;

				if (m_useStrictComponentMatching)
				{
					for (deUint32 z = 0; z < depth; ++z)
					{
						for (deUint32 y = 0; y < height; ++y)
						{
							for (deUint32 x = 0; x < width; ++x)
							{
								const float	retrievedValue = float(resultPtr[pos]) / float(FIXED_POINT_DIVISOR);
								const float	expectedValue = float(expectedPtr[pos]) / float(FIXED_POINT_DIVISOR);

								if (deFloatAbs(retrievedValue - expectedValue) > eps)
									failures++;

								++pos;
							}
						}
					}
				}
				else
				{
					// This path is taken for barycentric coords, which can be returned in any order.
					//
					// We need to ensure that:
					// 1. Each component value found in the retrieved value has a match in the expected value vec.
					// 2. Only one mapping exists per each component in the expected value vec.
					const auto	nSquares = width * height;

					for (deUint32 y = 0; y < height; ++y)
					{
						for (deUint32 x = 0; x < width; ++x)
						{
							bool		expectedVectorComponentUsed[3] = { false };
							const auto	squareNdx = y * width + x;

							for (deUint32 retrievedComponentNdx = 0; retrievedComponentNdx < 3 /* vec3 */; ++retrievedComponentNdx)
							{
								const float	retrievedValue = float(resultPtr[nSquares * retrievedComponentNdx + squareNdx]) / float(FIXED_POINT_DIVISOR);

								for (deUint32 expectedComponentNdx = 0; expectedComponentNdx < 3 /* vec3 */; ++expectedComponentNdx)
								{
									const float	expectedValue = float(expectedPtr[nSquares * expectedComponentNdx + squareNdx]) / float(FIXED_POINT_DIVISOR);

									if (deFloatAbs(retrievedValue - expectedValue) <= eps &&
										expectedVectorComponentUsed[expectedComponentNdx] == false)
									{
										expectedVectorComponentUsed[expectedComponentNdx] = true;

										break;
									}

									++pos;
								}
							}

							if (expectedVectorComponentUsed[0] == false ||
								expectedVectorComponentUsed[1] == false ||
								expectedVectorComponentUsed[2] == false)
							{
								++failures;
							}
						}
					}
				}

				if (failures != 0)
				{
					const char* names[] = {
						"Retrieved",
						(m_useStrictComponentMatching) ? "Expected"
														: "Expected (component order is irrelevant)"
					};

					std::stringstream css;

					for (deUint32 y = 0; y < height; ++y)
					{
						for (deUint32 x = 0; x < width; ++x)
						{
							for (deUint32 n = 0; n < 2; ++n)
							{
								css << names[n] << " at (" << x << "," << y << ") {";

								for (deUint32 z = 0; z < depth; ++z)
								{
									pos = x + width * (y + height * z);

									const float	retrievedValue = float(resultPtr[pos]) / float(FIXED_POINT_DIVISOR);
									const float	expectedValue = float(expectedPtr[pos]) / float(FIXED_POINT_DIVISOR);

									if (deFloatAbs(retrievedValue - expectedValue) > eps ||
										m_useStrictComponentMatching == false)
									{
										css << std::setprecision(8) << std::setw(12) << (n == 0 ? retrievedValue : expectedValue) << ",";
									}
									else
										css << "____________,";
								}

								css << "}" << std::endl;
							}
						}
					}

					log << tcu::TestLog::Message << css.str() << tcu::TestLog::EndMessage;
				}

				return failures == 0;
			}

			bool TestConfigurationMatrix::verify(BufferWithMemory* resultBuffer, Context& context, TestParams& testParams)
			{
				tcu::TestLog& log = context.getTestContext().getLog();
				const float		eps = float(FIXED_POINT_ALLOWED_ERROR) / float(FIXED_POINT_DIVISOR);
				const deUint32	width = testParams.width;
				const deUint32	height = testParams.height;
				const deUint32	depth = 12u; // mat3x4 or mat4x3
				const deInt32* resultPtr = (deInt32*)resultBuffer->getAllocation().getHostPtr();
				const deInt32* expectedPtr = m_expected.data();
				deUint32		failures = 0;
				deUint32		pos = 0;

				for (deUint32 z = 0; z < depth; ++z)
					for (deUint32 y = 0; y < height; ++y)
						for (deUint32 x = 0; x < width; ++x)
						{
							const float	retrievedValue = float(resultPtr[pos]) / float(FIXED_POINT_DIVISOR);
							const float	expectedValue = float(expectedPtr[pos]) / float(FIXED_POINT_DIVISOR);

							if (deFloatAbs(retrievedValue - expectedValue) > eps)
								failures++;

							++pos;
						}

				if (failures != 0)
				{
					const char* names[] = { "Retrieved", "Expected" };
					std::stringstream	css;

					for (deUint32 y = 0; y < height; ++y)
					{
						for (deUint32 x = 0; x < width; ++x)
						{
							css << "At (" << x << "," << y << ")" << std::endl;
							for (deUint32 n = 0; n < 2; ++n)
							{
								css << names[n] << std::endl << "{" << std::endl;

								for (deUint32 z = 0; z < depth; ++z)
								{
									pos = x + width * (y + height * z);

									const float	retrievedValue = float(resultPtr[pos]) / float(FIXED_POINT_DIVISOR);
									const float	expectedValue = float(expectedPtr[pos]) / float(FIXED_POINT_DIVISOR);

									if (z % 4 == 0)
										css << "    {";

									if (deFloatAbs(retrievedValue - expectedValue) > eps)
										css << std::setprecision(5) << std::setw(9) << (n == 0 ? retrievedValue : expectedValue) << ",";
									else
										css << "_________,";

									if (z % 4 == 3)
										css << "}" << std::endl;
								}

								css << "}" << std::endl;
							}
						}
					}

					log << tcu::TestLog::Message << css.str() << tcu::TestLog::EndMessage;
				}

				return failures == 0;
			}

			class TestConfigurationFlow : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationFlow::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_expected = std::vector<deInt32>(width * height, 1);

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				for (size_t instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (size_t geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (size_t squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = n + 1;
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back());
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationFlow::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = 4;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, 0.5f);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value--;\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = 4;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value--;\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationPrimitiveId : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationPrimitiveId::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							m_expected[n] = squareNdx;

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationPrimitiveId::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = -1;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, 0.5f);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = rayQueryGetIntersectionPrimitiveIndexEXT(rayQuery, true);\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = -1;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = rayQueryGetIntersectionPrimitiveIndexEXT(rayQuery, true);\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetRayTMin : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetRayTMin::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									usesTriangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto squareX = (squareNdx % width);
							const auto squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if (usesTriangles)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
							}

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, usesTriangles);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					const float expected_value = 1.0f + static_cast<float>(squareNdx) / static_cast<float>(squaresGroupCount);
					const auto  expected_value_i32 = static_cast<deInt32>(expected_value * FIXED_POINT_DIVISOR);

					m_expected.at(squareNdx) = expected_value_i32;
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetRayTMin::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 1.0 + float(pos.y * size.x + pos.x) / float(size.x * size.y);\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3(0.0, 0.0, -1.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0,  1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"      {\n"
						"          rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"      }\n"
						"  }\n"
						"\n"
						"  float result_fp32 = rayQueryGetRayTMinEXT(rayQuery);\n"
						"  imageStore(result, pos, ivec4(int(result_fp32 * " + de::toString(FIXED_POINT_DIVISOR) + "), 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetWorldRayOrigin : public TestConfigurationVector
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetWorldRayOrigin::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									usesTriangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height * 4 /* components */);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto squareX = (squareNdx % width);
							const auto squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if (usesTriangles)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, -0.2f));
								geometryData.push_back(tcu::Vec3(x0, y1, -0.2f));
								geometryData.push_back(tcu::Vec3(x1, y1, -0.2f));

								geometryData.push_back(tcu::Vec3(x1, y1, -0.2f));
								geometryData.push_back(tcu::Vec3(x1, y0, -0.2f));
								geometryData.push_back(tcu::Vec3(x0, y0, -0.2f));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, -0.2f));
								geometryData.push_back(tcu::Vec3(x1, y1, -0.2f));
							}

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, usesTriangles);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					const auto squareX = squareNdx % width;
					const auto squareY = squareNdx / width;

					const float expected_values[3] =
					{
						(float(squareX) + 0.5f)		/ float(width),
						(float(squareY) + 0.5f)		/ float(height),
						float(squareX + squareY)	/ float(width + height),
					};

					const deInt32 expected_value_i32vec3[3] =
					{
						static_cast<deInt32>(expected_values[0] * FIXED_POINT_DIVISOR),
						static_cast<deInt32>(expected_values[1] * FIXED_POINT_DIVISOR),
						static_cast<deInt32>(expected_values[2] * FIXED_POINT_DIVISOR),
					};

					/* m_expected data layout is:
					 *
					 * XXXXXXXX ..
					 * YYYYYYYY ..
					 * ZZZZZZZZ ..
					 * WWWWWWWW
					 */
					m_expected.at(0 * squaresGroupCount + squareNdx) = expected_value_i32vec3[0];
					m_expected.at(1 * squaresGroupCount + squareNdx) = expected_value_i32vec3[1];
					m_expected.at(2 * squaresGroupCount + squareNdx) = expected_value_i32vec3[2];
					m_expected.at(3 * squaresGroupCount + squareNdx) = 0;
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetWorldRayOrigin::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.00001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5)/ float(size.x), float(float(pos.y) + 0.5) / float(size.y), float(pos.x + pos.y) / float(size.x + size.y));\n"
						"  vec3        direct   = vec3(0, 0, -1);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  bool intersection_found = false;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      intersection_found = true;\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  vec3 result_fp32 = (intersection_found) ? rayQueryGetWorldRayOriginEXT(rayQuery)\n"
						"                                          : vec3(1234.0, 5678, 9.0);\n"
						"\n"
						"  imageStore(result, ivec3(pos.xy, 0), ivec4(result_fp32.x * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0) );\n"
						"  imageStore(result, ivec3(pos.xy, 1), ivec4(result_fp32.y * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0) );\n"
						"  imageStore(result, ivec3(pos.xy, 2), ivec4(result_fp32.z * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0) );\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetWorldRayDirection : public TestConfigurationVector
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetWorldRayDirection::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									usesTriangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height * 3 /* components in vec3 */);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto squareX = (squareNdx % width);
							const auto squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if (usesTriangles)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
							}

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, usesTriangles);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				const auto normalize = [](const tcu::Vec3& in_vec3)
				{
					const auto distance = deFloatSqrt(in_vec3[0] * in_vec3[0] + in_vec3[1] * in_vec3[1] + in_vec3[2] * in_vec3[2]);

					return tcu::Vec3(in_vec3[0] / distance, in_vec3[1] / distance, in_vec3[2] / distance);
				};

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					const auto squareX = squareNdx % width;
					const auto squareY = squareNdx / width;

					const auto origin = tcu::Vec3(0.5f, 0.5f, -1.0f);
					const auto target = tcu::Vec3((float(squareX) + 0.5f) / float(width), (float(squareY) + 0.5f) / float(height), 0.0);
					const auto dir_vector = target - origin;
					const auto dir_vector_normalized = normalize(dir_vector);

					const deInt32 expected_value_i32vec3[3] =
					{
						static_cast<deInt32>(dir_vector_normalized[0] * FIXED_POINT_DIVISOR),
						static_cast<deInt32>(dir_vector_normalized[1] * FIXED_POINT_DIVISOR),
						static_cast<deInt32>(dir_vector_normalized[2] * FIXED_POINT_DIVISOR),
					};

					/* Data layout for m_expected is:
					 *
					 * XXXX...XX
					 * YYYY...YY
					 * ZZZZ...ZZ
					 * WWWW...WW
					 */
					m_expected.at(0 * squaresGroupCount + squareNdx) = expected_value_i32vec3[0];
					m_expected.at(1 * squaresGroupCount + squareNdx) = expected_value_i32vec3[1];
					m_expected.at(2 * squaresGroupCount + squareNdx) = expected_value_i32vec3[2];
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetWorldRayDirection::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.00001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3(0.5, 0.5, -1.0);\n"
						"  vec3        target   = vec3(float(float(pos.x) + 0.5) / float(size.x), float(float(pos.y) + 0.5) / float(size.y), 0.0);\n"
						"  vec3        direct   = normalize(target - origin);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  bool intersection_found = false;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      intersection_found = true;\n"
						"  }\n"
						"\n"
						"  vec3 result_fp32 = (intersection_found) ? rayQueryGetWorldRayDirectionEXT(rayQuery)\n"
						"                                          : vec3(1234.0, 5678.0, 9.0);\n"
						"\n"
						"  imageStore(result, ivec3(pos.xy, 0), ivec4(result_fp32.x * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0) );\n"
						"  imageStore(result, ivec3(pos.xy, 1), ivec4(result_fp32.y * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0) );\n"
						"  imageStore(result, ivec3(pos.xy, 2), ivec4(result_fp32.z * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0) );\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationInstanceId : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationInstanceId::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							m_expected[n] = instanceNdx;

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationInstanceId::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = -1;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, 0.5f);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = rayQueryGetIntersectionInstanceIdEXT(rayQuery, true);\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = -1;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = rayQueryGetIntersectionInstanceIdEXT(rayQuery, true);\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationInstanceCustomIndex : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationInstanceCustomIndex::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							m_expected[n] = instanceNdx + 1;

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationInstanceCustomIndex::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = -1;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, 0.5f);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = rayQueryGetIntersectionInstanceCustomIndexEXT(rayQuery, true);\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  uint        value    = -1;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value--;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value--;\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = rayQueryGetIntersectionInstanceCustomIndexEXT(rayQuery, true);\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationIntersectionT : public TestConfigurationFloat
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationIntersectionT::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);
							const float		eps = 1.0f / float(FIXED_POINT_DIVISOR);
							const float		z = -deFloatAbs(eps + float(startPos.x()) * float(startPos.y()) / float(width * height));

							m_expected[n] = -int(z * FIXED_POINT_DIVISOR);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));

							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationIntersectionT::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  int         value    = -k;\n"
						"  const float t        = abs(float(pos.x * pos.y) / float (size.x * size.y));\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= k;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value -= k;\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, t);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = int(k * rayQueryGetIntersectionTEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  int         value    = -k;\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= k;\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value -= k;\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = int(k * rayQueryGetIntersectionTEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationObjectRayOrigin : public TestConfigurationVector
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationObjectRayOrigin::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								depth = testParams.depth;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				deUint32									pos = 0;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));

							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				m_expected.resize(width * height * depth);
				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
						m_expected[pos++] = int(float(FIXED_POINT_DIVISOR) * (0.5f + float(x)) / float(width));

				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
						m_expected[pos++] = int(float(FIXED_POINT_DIVISOR) * (0.5f + float(y)) / float(height));

				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
						m_expected[pos++] = 0;

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationObjectRayOrigin::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  ivec3       value    = ivec3(-k);\n"
						"  const float t        = abs(float(pos.x * pos.y) / float (size.x * size.y));\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= ivec3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value -= ivec3(k);\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, t);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = ivec3(k * rayQueryGetIntersectionObjectRayOriginEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 0), ivec4(value.x, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 1), ivec4(value.y, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 2), ivec4(value.z, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  ivec3       value    = ivec3(-k);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= ivec3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value -= ivec3(k);\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = ivec3(k * rayQueryGetIntersectionObjectRayOriginEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 0), ivec4(value.x, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 1), ivec4(value.y, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 2), ivec4(value.z, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationObjectRayDirection : public TestConfigurationVector
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationObjectRayDirection::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								depth = testParams.depth;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				deUint32									pos = 0;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));

							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				m_expected.resize(width * height * depth);
				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
						m_expected[pos++] = 0;

				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
						m_expected[pos++] = 0;

				for (deUint32 y = 0; y < height; ++y)
					for (deUint32 x = 0; x < width; ++x)
						m_expected[pos++] = -static_cast<deInt32>(FIXED_POINT_DIVISOR);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationObjectRayDirection::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  ivec3       value    = ivec3(-k);\n"
						"  const float t        = abs(float(pos.x * pos.y) / float (size.x * size.y));\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= ivec3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value -= ivec3(k);\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, t);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = ivec3(k * rayQueryGetIntersectionObjectRayDirectionEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 0), ivec4(value.x, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 1), ivec4(value.y, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 2), ivec4(value.z, 0, 0, 0));\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  ivec3       value    = ivec3(-k);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= ivec3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value -= ivec3(k);\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = ivec3(k * rayQueryGetIntersectionObjectRayDirectionEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 0), ivec4(value.x, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 1), ivec4(value.y, 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.x, pos.y, 2), ivec4(value.z, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationObjectToWorld : public TestConfigurationMatrix
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationObjectToWorld::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();
					VkTransformMatrixKHR							transform = identityMatrix3x4;

					transform.matrix[0][3] = (1.0f / 8.0f) / float(width);
					transform.matrix[1][3] = (1.0f / 16.0f) / float(height);

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), transform);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				{
					const deUint32							imageDepth = 4 * 4;
					const int								translateColumnNumber = 3;
					const deUint32							colCount = 4;
					const deUint32							rowCount = 3;
					const deUint32							zStride = height * width;
					const deUint32							expectedFloats = imageDepth * zStride;
					const float								translateX = (+1.0f / 8.0f) / float(width);
					const float								translateY = (+1.0f / 16.0f) / float(height);
					tcu::Matrix<float, rowCount, colCount>	m;

					m[translateColumnNumber][0] = translateX;
					m[translateColumnNumber][1] = translateY;

					m_expected.resize(expectedFloats);

					for (deUint32 y = 0; y < height; ++y)
					{
						for (deUint32 x = 0; x < width; ++x)
						{
							const deUint32	elem0Pos = x + width * y;

							for (deUint32 rowNdx = 0; rowNdx < rowCount; ++rowNdx)
								for (deUint32 colNdx = 0; colNdx < colCount; ++colNdx)
								{
									const deUint32	zNdx = rowNdx * colCount + colNdx;
									const deUint32	posNdx = elem0Pos + zStride * zNdx;

									m_expected[posNdx] = static_cast<deInt32>(FIXED_POINT_DIVISOR * m[colNdx][rowNdx]);
								}
						}
					}
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationObjectToWorld::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  mat4x3      value    = mat4x3(-k);\n"
						"  const float t        = abs(float(pos.x * pos.y) / float (size.x * size.y));\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= mat4x3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value -= mat4x3(k);\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, t);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = mat4x3(k * rayQueryGetIntersectionObjectToWorldEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  int ndx = -1;\n"
						"  for (int row = 0; row < 3; row++)\n"
						"  for (int col = 0; col < 4; col++)\n"
						"  {\n"
						"    ndx++;\n"
						"    ivec3 p = ivec3(pos.xy, ndx);\n"
						"    float r = value[col][row];\n"
						"    ivec4 c = ivec4(int(r),0,0,1);\n"
						"    imageStore(result, p, c);\n"
						"  }\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  mat4x3      value    = mat4x3(-k);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= mat4x3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value -= mat4x3(k);\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = mat4x3(k * rayQueryGetIntersectionObjectToWorldEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  int ndx = -1;\n"
						"  for (int row = 0; row < 3; row++)\n"
						"  for (int col = 0; col < 4; col++)\n"
						"  {\n"
						"    ndx++;\n"
						"    ivec3 p = ivec3(pos.xy, ndx);\n"
						"    float r = value[col][row];\n"
						"    ivec4 c = ivec4(int(r),0,0,1);\n"
						"    imageStore(result, p, c);\n"
						"  }\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationWorldToObject : public TestConfigurationMatrix
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationWorldToObject::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const bool									triangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const float									z = -1.0f;
				tcu::UVec2									startPos = tcu::UVec2(0, 0);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();
					VkTransformMatrixKHR							transform = identityMatrix3x4;

					transform.matrix[0][3] = (1.0f / 8.0f) / float(width);
					transform.matrix[1][3] = (1.0f / 16.0f) / float(height);

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						std::vector<tcu::Vec3>	geometryData;

						geometryData.reserve(squaresGroupCount * (triangles ? 3u : 2u));

						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							const deUint32	n = width * startPos.y() + startPos.x();
							const deUint32	m = (n + 11) % (width * height);
							const float		x0 = float(startPos.x() + 0) / float(width);
							const float		y0 = float(startPos.y() + 0) / float(height);
							const float		x1 = float(startPos.x() + 1) / float(width);
							const float		y1 = float(startPos.y() + 1) / float(height);

							if (triangles)
							{
								const float	xm = (x0 + x1) / 2.0f;
								const float	ym = (y0 + y1) / 2.0f;

								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(xm, y1, z));
								geometryData.push_back(tcu::Vec3(x1, ym, z));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, z));
								geometryData.push_back(tcu::Vec3(x1, y1, z * 0.9f));
							}

							startPos.y() = m / width;
							startPos.x() = m % width;
						}

						rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, triangles);
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), transform);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				{
					const deUint32							imageDepth = 4 * 4;
					const int								translateColumnNumber = 3;
					const deUint32							colCount = 4;
					const deUint32							rowCount = 3;
					const deUint32							zStride = height * width;
					const deUint32							expectedFloats = imageDepth * zStride;
					const float								translateX = (-1.0f / 8.0f) / float(width);
					const float								translateY = (-1.0f / 16.0f) / float(height);
					tcu::Matrix<float, rowCount, colCount>	m;

					m[translateColumnNumber][0] = translateX;
					m[translateColumnNumber][1] = translateY;

					m_expected.resize(expectedFloats);

					for (deUint32 y = 0; y < height; ++y)
					{
						for (deUint32 x = 0; x < width; ++x)
						{
							const deUint32	elem0Pos = x + width * y;

							for (deUint32 rowNdx = 0; rowNdx < rowCount; ++rowNdx)
								for (deUint32 colNdx = 0; colNdx < colCount; ++colNdx)
								{
									const deUint32	zNdx = rowNdx * colCount + colNdx;
									const deUint32	posNdx = elem0Pos + zStride * zNdx;

									m_expected[posNdx] = static_cast<deInt32>(FIXED_POINT_DIVISOR * m[colNdx][rowNdx]);
								}
						}
					}
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationWorldToObject::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  mat4x3      value    = mat4x3(-k);\n"
						"  const float t        = abs(float(pos.x * pos.y) / float (size.x * size.y));\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= mat4x3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"    {\n"
						"      value -= mat4x3(k);\n"
						"      rayQueryGenerateIntersectionEXT(rayQuery, t);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionGeneratedEXT)\n"
						"        value = mat4x3(k * rayQueryGetIntersectionWorldToObjectEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  int ndx = -1;\n"
						"  for (int row = 0; row < 3; row++)\n"
						"  for (int col = 0; col < 4; col++)\n"
						"  {\n"
						"    ndx++;\n"
						"    ivec3 p = ivec3(pos.xy, ndx);\n"
						"    float r = value[col][row];\n"
						"    ivec4 c = ivec4(int(r),0,0,1);\n"
						"    imageStore(result, p, c);\n"
						"  }\n";

					return result;
				}
				else if (testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  const int   k        = " + de::toString(FIXED_POINT_DIVISOR) + ";\n"
						"  uint        rayFlags = gl_RayFlagsNoOpaqueEXT;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  mat4x3      value    = mat4x3(-k);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  if (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"    value -= mat4x3(k);\n"
						"    if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionTriangleEXT)\n"
						"    {\n"
						"      value -= mat4x3(k);\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"\n"
						"      rayQueryProceedEXT(rayQuery);\n"
						"\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT)\n"
						"        value = mat4x3(k * rayQueryGetIntersectionWorldToObjectEXT(rayQuery, true));\n"
						"    }\n"
						"  }\n"
						"\n"
						"  int ndx = -1;\n"
						"  for (int row = 0; row < 3; row++)\n"
						"  for (int col = 0; col < 4; col++)\n"
						"  {\n"
						"    ndx++;\n"
						"    ivec3 p = ivec3(pos.xy, ndx);\n"
						"    float r = value[col][row];\n"
						"    ivec4 c = ivec4(int(r),0,0,1);\n"
						"    imageStore(result, p, c);\n"
						"  }\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationNullASStruct : public TestConfiguration
			{
			public:
				TestConfigurationNullASStruct();
				~TestConfigurationNullASStruct();

				static const std::string					getShaderBodyText(const TestParams& testParams);
				static void									checkSupport(Context& context,
					const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			protected:
				Move<VkAccelerationStructureKHR>			m_emptyAccelerationStructure;
			};

			TestConfigurationNullASStruct::TestConfigurationNullASStruct()
				: TestConfiguration()
				, m_emptyAccelerationStructure()
			{
			}

			TestConfigurationNullASStruct::~TestConfigurationNullASStruct()
			{
			}

			const VkAccelerationStructureKHR* TestConfigurationNullASStruct::initAccelerationStructures(Context& context,
				TestParams& testParams,
				VkCommandBuffer	cmdBuffer)
			{
				DE_UNREF(context);
				DE_UNREF(cmdBuffer);

				m_expected = std::vector<deInt32>(testParams.width * testParams.height, 1);

				return &m_emptyAccelerationStructure.get();
			}

			void TestConfigurationNullASStruct::checkSupport(Context& context,
				const TestParams& testParams)
			{
				DE_UNREF(testParams);

				context.requireDeviceFunctionality("VK_EXT_robustness2");

				const vk::VkPhysicalDeviceRobustness2FeaturesEXT& robustness2FeaturesEXT = context.getRobustness2FeaturesEXT();

				if (!robustness2FeaturesEXT.nullDescriptor)
					TCU_THROW(NotSupportedError, "Requires VkPhysicalDeviceRobustness2FeaturesEXT::nullDescriptor");
			}

			const std::string TestConfigurationNullASStruct::getShaderBodyText(const TestParams& testParams)
			{
				DE_UNREF(testParams);

				const std::string result =
					"  uint        rayFlags = 0;\n"
					"  uint        cullMask = 0xFF;\n"
					"  float       tmin     = 0.0;\n"
					"  float       tmax     = 9.0;\n"
					"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.0);\n"
					"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
					"  uint        value    = 1;\n"
					"  rayQueryEXT rayQuery;\n"
					"\n"
					"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
					"\n"
					"  if (rayQueryProceedEXT(rayQuery))\n"
					"  {\n"
					"    value++;\n"
					"\n"
					"    rayQueryTerminateEXT(rayQuery);\n"
					"  }\n"
					"\n"
					"  imageStore(result, pos, ivec4(value, 0, 0, 0));\n";

				return result;
			}

			class TestConfigurationGetIntersectionCandidateAABBOpaque : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetIntersectionCandidateAABBOpaque::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				const bool									usesTriangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto					squareX = (squareNdx % width);
							const auto					squareY = (squareNdx / width);
							const bool					isOpaque = (squareNdx % 2) == 0;
							const VkGeometryFlagsKHR	flags = (isOpaque) ? VK_GEOMETRY_OPAQUE_BIT_KHR
								: 0;

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if (usesTriangles)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
							}

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, usesTriangles, flags);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					m_expected.at(squareNdx) = (squareNdx % 2) == 0;
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetIntersectionCandidateAABBOpaque::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.2);\n"
						"  vec3        direct   = vec3(0.0, 0.0, -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  int result_i32 = 0;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      if (rayQueryGetIntersectionTypeEXT(rayQuery, false) == gl_RayQueryCandidateIntersectionAABBEXT)\n"
						"      {\n"
						"          result_i32 |= rayQueryGetIntersectionCandidateAABBOpaqueEXT(rayQuery) ? 1 : 0;\n"
						"\n"
						"          rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"      }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetIntersectionFrontFace : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyTextCandidate(const TestParams& testParams);
				static const std::string					getShaderBodyTextCommitted(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetIntersectionFrontFace::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto	squareX = (squareNdx % width);
							const auto	squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if ((squareNdx % 2) == 0)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));

								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
							}

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, true /* triangles */);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					m_expected.at(squareNdx) = (squareNdx % 2) != 0;
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetIntersectionFrontFace::getShaderBodyTextCandidate(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  int result_i32 = 2;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      result_i32 = rayQueryGetIntersectionFrontFaceEXT(rayQuery, false) ? 1 : 0;\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			const std::string TestConfigurationGetIntersectionFrontFace::getShaderBodyTextCommitted(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  bool intersection_found = false;\n"
						"  int  result_i32         = 0;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      intersection_found = true;\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  result_i32 = (intersection_found) ? (rayQueryGetIntersectionFrontFaceEXT(rayQuery, true) ? 1 : 0)\n"
						"									 : 2;\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetIntersectionGeometryIndex : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyTextCandidate(const TestParams& testParams);
				static const std::string					getShaderBodyTextCommitted(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetIntersectionGeometryIndex::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto	squareX = (squareNdx % width);
							const auto	squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if ((squareNdx % 2) == 0)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));

								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
							}

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, true /* triangles */);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					m_expected.at(squareNdx) = squareNdx;
				}

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetIntersectionGeometryIndex::getShaderBodyTextCandidate(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  int result_i32 = 123456;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      result_i32 = rayQueryGetIntersectionGeometryIndexEXT(rayQuery, false);\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			const std::string TestConfigurationGetIntersectionGeometryIndex::getShaderBodyTextCommitted(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  bool intersection_found = false;\n"
						"  int  result_i32         = 0;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      intersection_found = true;\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  result_i32 = (intersection_found) ? (rayQueryGetIntersectionGeometryIndexEXT(rayQuery, true) )\n"
						"									 : 2;\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetIntersectionBarycentrics : public TestConfigurationVector
			{
			public:
				TestConfigurationGetIntersectionBarycentrics()
					: TestConfigurationVector(false)
				{
					/* Stub */
				}

				static const std::string	getShaderBodyTextCandidate(const TestParams& testParams);
				static const std::string	getShaderBodyTextCommitted(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetIntersectionBarycentrics::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(geometriesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height * 3);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
						{
							std::vector<tcu::Vec3> geometryData;

							const auto	squareX = (squareNdx % width);
							const auto	squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							const float x05 = x0 + (x1 - x0) * 0.5f;
							const float y05 = y0 + (y1 - y0) * 0.5f;

							geometryData.push_back(tcu::Vec3(x05, y0, 0.0));
							geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
							geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

							/* With each cell, ray target moves from (x1, y1) to (x0.5, y0.5). This guarantees a hit and different barycentric coords
							 * per each traced ray.
							 */
							const float t = float(squareNdx) / float(squaresGroupCount - 1);

							const float hitX = x0 + 0.125f / float(width) + (x1 - x05) * t;
							const float hitY = y1 - 0.125f / float(height) - (y1 - y05) * t;

							const float barycentricX = ((0 + (x1 - x0) * (hitY - y1)) / (0 + (x1 - x0) * (y0 - y1)));
							const float barycentricY = (((y1 - y0) * (hitX - x1) + (x05 - x1) * (hitY - y1)) / (0 + (x1 - x0) * (y0 - y1)));

							m_expected.at(squaresGroupCount * 0 + squareNdx) = static_cast<deInt32>(FIXED_POINT_DIVISOR * barycentricY);
							m_expected.at(squaresGroupCount * 1 + squareNdx) = static_cast<deInt32>(FIXED_POINT_DIVISOR * barycentricX);
							m_expected.at(squaresGroupCount * 2 + squareNdx) = static_cast<deInt32>(FIXED_POINT_DIVISOR * (1.0f - barycentricX - barycentricY));

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, true /* triangles */);
						}
					}

					rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
					m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
					m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1);
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetIntersectionBarycentrics::getShaderBodyTextCandidate(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"\n"
						"  int         nSquare = pos.y * size.x + pos.x;\n"
						"  float       t        = float(pos.y * size.x + pos.x) / float(size.x * size.y - 1);\n"
						"  float       x0       = float(pos.x)     / float(size.x);\n"
						"  float       x1       = float(pos.x + 1) / float(size.x);\n"
						"  float       x05      = mix(x0, x1, 0.5);\n"
						"  float       y0       = float(pos.y)     / float(size.y);\n"
						"  float       y1       = float(pos.y + 1) / float(size.y);\n"
						"  float       y05      = mix(y0, y1, 0.5);\n"
						"  vec3        target   = vec3(x0 + 0.125 / float(size.x) + (x1 - x05) * t,\n"
						"                              y1 - 0.125 / float(size.y) - (y1 - y05) * t,\n"
						"                              0.0);\n"
						"  vec3        direct   = normalize(target - origin);\n"
						"\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  vec2 result_fp32 = vec2(1234, 5678);\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      result_fp32 = rayQueryGetIntersectionBarycentricsEXT(rayQuery, false);\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  imageStore(result, ivec3(pos.xy, 0), ivec4(result_fp32.x * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.xy, 1), ivec4(result_fp32.y * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.xy, 2), ivec4((1.0 - result_fp32.x - result_fp32.y) * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			const std::string TestConfigurationGetIntersectionBarycentrics::getShaderBodyTextCommitted(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"\n"
						"  int         nSquare = pos.y * size.x + pos.x;\n"
						"  float       t        = float(pos.y * size.x + pos.x) / float(size.x * size.y - 1);\n"
						"  float       x0       = float(pos.x)     / float(size.x);\n"
						"  float       x1       = float(pos.x + 1) / float(size.x);\n"
						"  float       x05      = mix(x0, x1, 0.5);\n"
						"  float       y0       = float(pos.y)     / float(size.y);\n"
						"  float       y1       = float(pos.y + 1) / float(size.y);\n"
						"  float       y05      = mix(y0, y1, 0.5);\n"
						"  vec3        target   = vec3(x0 + 0.125 / float(size.x) + (x1 - x05) * t,\n"
						"                              y1 - 0.125 / float(size.y) - (y1 - y05) * t,\n"
						"                              0.0);\n"
						"  vec3        direct   = normalize(target - origin);\n"
						"\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  bool intersection_found = false;\n"
						"  vec2 result_fp32        = vec2(1234, 5678);\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      intersection_found = true;\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  if (intersection_found)\n"
						"  {\n"
						"    result_fp32 = rayQueryGetIntersectionBarycentricsEXT(rayQuery, true);\n"
						"  }\n"
						"\n"
						"  imageStore(result, ivec3(pos.xy, 0), ivec4(result_fp32.x * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.xy, 1), ivec4(result_fp32.y * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0));\n"
						"  imageStore(result, ivec3(pos.xy, 2), ivec4((1.0 - result_fp32.x - result_fp32.y) * " + de::toString(FIXED_POINT_DIVISOR) + ", 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			/// <summary>
			class TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset : public TestConfiguration
			{
			public:
				static const std::string					getShaderBodyTextCandidate(const TestParams& testParams);
				static const std::string					getShaderBodyTextCommitted(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				deUint32									squareNdx = 0;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 groupNdx = 0; groupNdx < squaresGroupCount; ++groupNdx, ++squareNdx)
						{
							de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();
							std::vector<tcu::Vec3>							geometryData;

							const auto	squareX = (squareNdx % width);
							const auto	squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if ((squareNdx % 2) == 0)
							{
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
							}
							else
							{
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));

								geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
								geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
							}

							m_expected.at(squareNdx) = ((1 << 24) - 1) / static_cast<deUint32>(m_expected.size()) * squareNdx;

							rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, true /* triangles */);

							rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
							m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));

							m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1, 255U, m_expected.at(squareNdx));
						}
					}
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset::getShaderBodyTextCandidate(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  int result_i32 = 2;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      result_i32 = int(rayQueryGetIntersectionInstanceShaderBindingTableRecordOffsetEXT(rayQuery, false) );\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			const std::string TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset::getShaderBodyTextCommitted(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					const std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  bool intersection_found = false;\n"
						"  int  result_i32         = 0;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      intersection_found = true;\n"
						"\n"
						"      rayQueryConfirmIntersectionEXT(rayQuery);\n"
						"  }\n"
						"\n"
						"  result_i32 = (intersection_found) ? int(rayQueryGetIntersectionInstanceShaderBindingTableRecordOffsetEXT(rayQuery, true) )\n"
						"									 : 2;\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}
			/// </summary>

			class TestConfigurationRayQueryTerminate: public TestConfiguration
			{
			public:
				static const std::string getShaderBodyText(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;

				private:
					static const deUint32 N_RAY_QUERIES_TO_USE;
			};

			const deUint32 TestConfigurationRayQueryTerminate::N_RAY_QUERIES_TO_USE = 8;

			const VkAccelerationStructureKHR* TestConfigurationRayQueryTerminate::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				deUint32									squareNdx = 0;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 groupNdx = 0; groupNdx < squaresGroupCount; ++groupNdx, ++squareNdx)
						{
							std::vector<tcu::Vec3>							geometryData;
							de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

							for (deInt32 z = -2; z <= 0; ++z)
							{
								const auto	squareX = (squareNdx % width);
								const auto	squareY = (squareNdx / width);

								const float x0 = float(squareX + 0) / float(width);
								const float y0 = float(squareY + 0) / float(height);
								const float x1 = float(squareX + 1) / float(width);
								const float y1 = float(squareY + 1) / float(height);

								if (testParams.geomType == GeomType::GEOM_TYPE_TRIANGLES)
								{
									if ((squareNdx % 2) == 0)
									{
										geometryData.push_back(tcu::Vec3(x0, y0, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x0, y1, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x1, y1, static_cast<float>(z) ));

										geometryData.push_back(tcu::Vec3(x1, y1, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x1, y0, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x0, y0, static_cast<float>(z) ));
									}
									else
									{
										geometryData.push_back(tcu::Vec3(x1, y1, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x0, y1, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x0, y0, static_cast<float>(z) ));

										geometryData.push_back(tcu::Vec3(x0, y0, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x1, y0, static_cast<float>(z) ));
										geometryData.push_back(tcu::Vec3(x1, y1, static_cast<float>(z) ));
									}
								}
								else
								{
									geometryData.push_back(tcu::Vec3(x0, y0, static_cast<float>(z) ));
									geometryData.push_back(tcu::Vec3(x1, y1, static_cast<float>(z) ));
								}
							}

							m_expected.at(squareNdx) = (1 << N_RAY_QUERIES_TO_USE) - 1;

							rayQueryBottomLevelAccelerationStructure->addGeometry(	geometryData,
																					(testParams.geomType == GeomType::GEOM_TYPE_TRIANGLES),
																					VK_GEOMETRY_NO_DUPLICATE_ANY_HIT_INVOCATION_BIT_KHR);

							rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
							m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));

							m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, instanceNdx + 1, 255U, m_expected.at(squareNdx));
						}
					}
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationRayQueryTerminate::getShaderBodyText(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					std::string result =
						"  const int nQueries      = " + de::toString(N_RAY_QUERIES_TO_USE) + ";\n"
						"  const int nPassingQuery = nQueries / 2;\n"
						"\n"
						"  const uint  rayFlags = 0;\n"
						"  const uint  cullMask = 0xFF;\n"
						"  const float tmin     = 0.0001;\n"
						"  const float tmax     = 9.0;\n"
						"\n"
						"  rayQueryEXT rayQueries                     [nQueries];\n"
						"  int         nSuccessfulRayQueryProceedCalls[nQueries];\n"
						"\n"
						"  int result_i32 = 0;\n"
						"\n"
						"  for (int nQuery = nQueries - 1; nQuery >= 0; --nQuery)\n"
						"  {\n"
						"      vec3 origin = vec3((float(pos.x) + 0.4f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"      vec3 direct = vec3(0,                                     0,                                     -1.0);\n"
						"\n"
						"      rayQueryInitializeEXT(rayQueries[nQuery], rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"      nSuccessfulRayQueryProceedCalls[nQuery] = 0;\n"
						"  }\n"
						"\n"
						"  while (true)\n"
						"  {\n"
						"    int nQueriesSuccessful = 0;\n"
						"\n"
						"    for (int nQuery = 0; nQuery < nQueries; ++nQuery)\n"
						"    {\n"
						"      if (rayQueryProceedEXT(rayQueries[nQuery]) )\n"
						"      {\n"
						"        nSuccessfulRayQueryProceedCalls[nQuery] ++;\n"
						"        nQueriesSuccessful                      ++;\n"
						"\n"
						"        if (nQuery != nPassingQuery)\n"
						"        {\n"
						"            rayQueryTerminateEXT(rayQueries[nQuery]);\n"
						"        }\n"
						"      }\n"
						"    }\n"
						"\n"
						"    if (nQueriesSuccessful == 0)\n"
						"    {\n"
						"      break;\n"
						"    }\n"
						"  }\n"
						"\n"
						"  for (int nQuery = 0; nQuery < nQueries; ++nQuery)\n"
						"  {\n"
						"    if (nPassingQuery != nQuery)\n"
						"    {\n"
						"       result_i32 |= (nSuccessfulRayQueryProceedCalls[nQuery] == 1) ? (1 << nQuery) : 0;\n"
						"    }\n"
						"    else\n"
						"    {\n"
						"       result_i32 |= (nSuccessfulRayQueryProceedCalls[nQuery] == 3) ? (1 << nQuery) : 0;\n"
						"    }\n"
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";
						;

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationGetIntersectionType : public TestConfiguration
			{
			public:
				static const std::string	getShaderBodyTextCandidate(const TestParams& testParams);
				static const std::string	getShaderBodyTextCommitted(const TestParams& testParams);

				virtual const VkAccelerationStructureKHR* initAccelerationStructures(Context& context,
					TestParams& testParams,
					VkCommandBuffer					cmdBuffer) override;
			};

			const VkAccelerationStructureKHR* TestConfigurationGetIntersectionType::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface& vkd = context.getDeviceInterface();
				const VkDevice								device = context.getDevice();
				Allocator& allocator = context.getDefaultAllocator();
				const deUint32								width = testParams.width;
				const deUint32								height = testParams.height;
				const deUint32								instancesGroupCount = testParams.instancesGroupCount;
				const deUint32								geometriesGroupCount = testParams.geometriesGroupCount;
				const deUint32								squaresGroupCount = testParams.squaresGroupCount;
				deUint32									squareNdx = 0;
				de::MovePtr<TopLevelAccelerationStructure>	rayQueryTopLevelAccelerationStructure = makeTopLevelAccelerationStructure();

				DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(rayQueryTopLevelAccelerationStructure.release());

				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected.resize(width * height);

				for (deUint32 instanceNdx = 0; instanceNdx < instancesGroupCount; ++instanceNdx)
				{
					for (deUint32 geometryNdx = 0; geometryNdx < geometriesGroupCount; ++geometryNdx)
					{
						for (deUint32 groupNdx = 0; groupNdx < squaresGroupCount; ++groupNdx, ++squareNdx)
						{
							de::MovePtr<BottomLevelAccelerationStructure>	rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();
							std::vector<tcu::Vec3>							geometryData;

							const auto	squareX = (squareNdx % width);
							const auto	squareY = (squareNdx / width);

							const float x0 = float(squareX + 0) / float(width);
							const float y0 = float(squareY + 0) / float(height);
							const float x1 = float(squareX + 1) / float(width);
							const float y1 = float(squareY + 1) / float(height);

							if ((squareNdx % 2) == 0)
							{
								if (testParams.geomType == GEOM_TYPE_TRIANGLES)
								{
									geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
									geometryData.push_back(tcu::Vec3(x0, y1, 0.0));
									geometryData.push_back(tcu::Vec3(x1, y1, 0.0));

									geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
									geometryData.push_back(tcu::Vec3(x1, y0, 0.0));
									geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
								}
								else
								{
									geometryData.push_back(tcu::Vec3(x0, y0, 0.0));
									geometryData.push_back(tcu::Vec3(x1, y1, 0.0));
								}

								m_expected.at(squareNdx) = (testParams.testType == TEST_TYPE_GET_INTERSECTION_TYPE_CANDIDATE)	? (testParams.geomType == GEOM_TYPE_TRIANGLES)	? 0		/* gl_RayQueryCandidateIntersectionTriangleEXT  */
																																												: 1		/* gl_RayQueryCandidateIntersectionAABBEXT      */
																																: (testParams.geomType == GEOM_TYPE_TRIANGLES)	? 1		/* gl_RayQueryCommittedIntersectionTriangleEXT  */
																																												: 2;	/* gl_RayQueryCommittedIntersectionGeneratedEXT */

								rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, (testParams.geomType == GEOM_TYPE_TRIANGLES) );

								rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
								m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));

								m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4);
							}
							else
							{
								m_expected.at(squareNdx) = (testParams.testType == TEST_TYPE_GET_INTERSECTION_TYPE_CANDIDATE)	? 123
																																: 0; /* gl_RayQueryCommittedIntersectionNoneEXT */
							}
						}
					}
				}

				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationGetIntersectionType::getShaderBodyTextCandidate(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  int result_i32 = 123;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n"
						"      result_i32 = int(rayQueryGetIntersectionTypeEXT(rayQuery, false) );\n"
						"\n";

					if (testParams.geomType == GEOM_TYPE_AABBS)
					{
						result += "      rayQueryGenerateIntersectionEXT(rayQuery, 0.5f);\n";
					}
					else
					if (testParams.geomType == GEOM_TYPE_TRIANGLES)
					{
						result += "      rayQueryConfirmIntersectionEXT(rayQuery);\n";
					}

					result +=
						"  }\n"
						"\n"
						"  imageStore(result, pos, ivec4(result_i32, 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			const std::string TestConfigurationGetIntersectionType::getShaderBodyTextCommitted(const TestParams& testParams)
			{
				if (testParams.geomType == GEOM_TYPE_AABBS ||
					testParams.geomType == GEOM_TYPE_TRIANGLES)
				{
					std::string result =
						"  uint        rayFlags = 0;\n"
						"  uint        cullMask = 0xFF;\n"
						"  float       tmin     = 0.0001;\n"
						"  float       tmax     = 9.0;\n"
						"  vec3        origin   = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y),  0.2);\n"
						"  vec3        direct   = vec3(0,									  0,								     -1.0);\n"
						"  rayQueryEXT rayQuery;\n"
						"\n"
						"  uint result_i32 = 123u;\n"
						"\n"
						"  rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);\n"
						"\n"
						"  while (rayQueryProceedEXT(rayQuery))\n"
						"  {\n";

					if (testParams.geomType == GEOM_TYPE_AABBS)
					{
						result += "      rayQueryGenerateIntersectionEXT(rayQuery, 0.5f);\n";
					}
					else
					if (testParams.geomType == GEOM_TYPE_TRIANGLES)
					{
						result +=
							"      rayQueryConfirmIntersectionEXT(rayQuery);\n";
					}

					result +=
						"  }\n"
						"\n"
						"  result_i32 = rayQueryGetIntersectionTypeEXT(rayQuery, true);\n"
						"\n"
						"  imageStore(result, pos, ivec4(int(result_i32), 0, 0, 0));\n";

					return result;
				}
				else
				{
					TCU_THROW(InternalError, "Unknown geometry type");
				}
			}

			class TestConfigurationUsingWrapperFunction : public TestConfiguration
			{
			public:
				virtual const VkAccelerationStructureKHR*	initAccelerationStructures(Context&				context,
																					   TestParams&			testParams,
																					   VkCommandBuffer		cmdBuffer) override;

				static const std::string getShaderBodyText(const TestParams& testParams);
			};

			const VkAccelerationStructureKHR* TestConfigurationUsingWrapperFunction::initAccelerationStructures(Context& context, TestParams& testParams, VkCommandBuffer cmdBuffer)
			{
				const DeviceInterface&	vkd = context.getDeviceInterface();
				const VkDevice			device = context.getDevice();
				Allocator&				allocator = context.getDefaultAllocator();
				const deUint32			width = testParams.width;
				const deUint32			height = testParams.height;
				const deUint32			instancesGroupCount = testParams.instancesGroupCount;
				const deUint32			squaresGroupCount = testParams.squaresGroupCount;
				const bool				usesTriangles = (testParams.geomType == GEOM_TYPE_TRIANGLES);

				DE_ASSERT(instancesGroupCount == 1);
				DE_ASSERT(squaresGroupCount == width * height);

				m_topAccelerationStructure = de::SharedPtr<TopLevelAccelerationStructure>(makeTopLevelAccelerationStructure().release());
				m_topAccelerationStructure->setInstanceCount(instancesGroupCount);

				m_expected = std::vector<deInt32>(width * height, 1);

				de::MovePtr<BottomLevelAccelerationStructure> rayQueryBottomLevelAccelerationStructure = makeBottomLevelAccelerationStructure();

				for (deUint32 squareNdx = 0; squareNdx < squaresGroupCount; ++squareNdx)
				{
					std::vector<tcu::Vec3> geometryData;

					const auto	squareX = (squareNdx % width);
					const auto	squareY = (squareNdx / width);

					const float x0 = float(squareX + 0) / float(width);
					const float y0 = float(squareY + 0) / float(height);
					const float x1 = float(squareX + 1) / float(width);
					const float y1 = float(squareY + 1) / float(height);

					if (usesTriangles)
					{
						geometryData.emplace_back(x0, y0, 0.0f);
						geometryData.emplace_back(x0, y1, 0.0f);
						geometryData.emplace_back(x1, y1, 0.0f);

						geometryData.emplace_back(x1, y1, 0.0f);
						geometryData.emplace_back(x1, y0, 0.0f);
						geometryData.emplace_back(x0, y0, 0.0f);
					}
					else
					{
						geometryData.emplace_back(x0, y0, 0.0f);
						geometryData.emplace_back(x1, y1, 0.0f);
					}

					rayQueryBottomLevelAccelerationStructure->addGeometry(geometryData, usesTriangles);
				}

				rayQueryBottomLevelAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);
				m_bottomAccelerationStructures.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(rayQueryBottomLevelAccelerationStructure.release()));
				m_topAccelerationStructure->addInstance(m_bottomAccelerationStructures.back(), identityMatrix3x4, 1);
				m_topAccelerationStructure->createAndBuild(vkd, device, cmdBuffer, allocator);

				return m_topAccelerationStructure.get()->getPtr();
			}

			const std::string TestConfigurationUsingWrapperFunction::getShaderBodyText(const TestParams& testParams)
			{
				DE_UNREF(testParams);
				DE_ASSERT(testParams.isSPIRV);

				// glslang is compiling rayQueryEXT function parameters to OpTypePointer Function to OpTypeRayQueryKHR
				// To test bare rayQueryEXT object passed as function parameter we need to use SPIR-V assembly.
				// In it, rayQueryWrapper has been modified to take a bare rayQueryEXT as the third argument, instead of a pointer.
				// The SPIR-V assembly shader below is based on the following GLSL code:

				// int rayQueryWrapper(rayQueryEXT rq1, int value, rayQueryEXT rq2)
				// {
				//    int result = value;
				//    while (rayQueryProceedEXT(rq1))
				//    {
				//       result = 1;
				//       rayQueryConfirmIntersectionEXT(rq2);
				//    }
				//    return result;
				// }
				// void main()
				// {
				//    ivec3       pos = ivec3(gl_WorkGroupID);
				//    ivec3       size = ivec3(gl_NumWorkGroups);
				//    uint        rayFlags = 0;
				//    uint        cullMask = 0xFF;
				//    float       tmin = 0.0001;
				//    float       tmax = 9.0;
				//    vec3        origin = vec3((float(pos.x) + 0.5f) / float(size.x), (float(pos.y) + 0.5f) / float(size.y), 0.2);
				//    vec3        direct = vec3(0.0, 0.0, -1.0);
				//    rayQueryEXT rayQuery;
				//    rayQueryInitializeEXT(rayQuery, rayQueryTopLevelAccelerationStructure, rayFlags, cullMask, origin, tmin, direct, tmax);
				//    imageStore(result, pos, ivec4(rayQueryWrapper(rayQuery, 0, rayQuery), 0, 0, 0));
				// }

				return
					"OpCapability Shader\n"
					"OpCapability RayQueryKHR\n"
					"OpExtension \"SPV_KHR_ray_query\"\n"
				"%1 = OpExtInstImport \"GLSL.std.450\"\n"
				"OpMemoryModel Logical GLSL450\n"
					"OpEntryPoint GLCompute %4 \"main\" %35 %39 %83 %93\n"
					"OpExecutionMode %4 LocalSize 1 1 1\n"
					"OpDecorate %35 BuiltIn WorkgroupId\n"
					"OpDecorate %39 BuiltIn NumWorkgroups\n"
					"OpDecorate %83 DescriptorSet 0\n"
					"OpDecorate %83 Binding 1\n"
					"OpDecorate %93 DescriptorSet 0\n"
					"OpDecorate %93 Binding 0\n"

					// types and constants
					"%2 = OpTypeVoid\n"
					"%3 = OpTypeFunction %2\n"
					"%bare_query_type = OpTypeRayQueryKHR\n"
					"%pointer_to_query_type = OpTypePointer Function %bare_query_type\n"
					"%8 = OpTypeInt 32 1\n"
					"%9 = OpTypePointer Function %8\n"

					// this function was modified to take also bare rayQueryEXT type
					"%ray_query_wrapper_fun = OpTypeFunction %8 %pointer_to_query_type %9 %bare_query_type\n"

					"%23 = OpTypeBool\n"
					"%25 = OpConstant %8 1\n"
					"%29 = OpTypeVector %8 3\n"
					"%30 = OpTypePointer Function %29\n"
					"%32 = OpTypeInt 32 0\n"
					"%33 = OpTypeVector %32 3\n"
					"%34 = OpTypePointer Input %33\n"
					"%35 = OpVariable %34 Input\n"
					"%39 = OpVariable %34 Input\n"
					"%42 = OpTypePointer Function %32\n"
					"%44 = OpConstant %32 0\n"
					"%46 = OpConstant %32 255\n"
					"%47 = OpTypeFloat 32\n"
					"%48 = OpTypePointer Function %47\n"
					"%50 = OpConstant %47 9.99999975e-05\n"
					"%52 = OpConstant %47 9\n"
					"%53 = OpTypeVector %47 3\n"
					"%54 = OpTypePointer Function %53\n"
					"%59 = OpConstant %47 0.5\n"
					"%65 = OpConstant %32 1\n"
					"%74 = OpConstant %47 0.200000003\n"
					"%77 = OpConstant %47 0\n"
					"%78 = OpConstant %47 -1\n"
					"%79 = OpConstantComposite %53 %77 %77 %78\n"
					"%81 = OpTypeAccelerationStructureKHR\n"
					"%82 = OpTypePointer UniformConstant %81\n"
					"%83 = OpVariable %82 UniformConstant\n"
					"%91 = OpTypeImage %8 3D 0 0 0 2 R32i\n"
					"%92 = OpTypePointer UniformConstant %91\n"
					"%93 = OpVariable %92 UniformConstant\n"
					"%96 = OpConstant %8 0\n"
					"%99 = OpTypeVector %8 4\n"

					// void main()
					"%4 = OpFunction %2 None %3\n"
					"%5 = OpLabel\n"
					"%31 = OpVariable %30 Function\n"
					"%38 = OpVariable %30 Function\n"
					"%43 = OpVariable %42 Function\n"
					"%45 = OpVariable %42 Function\n"
					"%49 = OpVariable %48 Function\n"
					"%51 = OpVariable %48 Function\n"
					"%55 = OpVariable %54 Function\n"
					"%76 = OpVariable %54 Function\n"
					"%var_ray_query_ptr = OpVariable %pointer_to_query_type Function\n"
					"%97 = OpVariable %9 Function\n"
					"%36 = OpLoad %33 %35\n"
					"%37 = OpBitcast %29 %36\n"
					"OpStore %31 %37\n"
					"%40 = OpLoad %33 %39\n"
					"%41 = OpBitcast %29 %40\n"
					"OpStore %38 %41\n"
					"OpStore %43 %44\n"
					"OpStore %45 %46\n"
					"OpStore %49 %50\n"
					"OpStore %51 %52\n"
					"%56 = OpAccessChain %9 %31 %44\n"
					"%57 = OpLoad %8 %56\n"
					"%58 = OpConvertSToF %47 %57\n"
					"%60 = OpFAdd %47 %58 %59\n"
					"%61 = OpAccessChain %9 %38 %44\n"
					"%62 = OpLoad %8 %61\n"
					"%63 = OpConvertSToF %47 %62\n"
					"%64 = OpFDiv %47 %60 %63\n"
					"%66 = OpAccessChain %9 %31 %65\n"
					"%67 = OpLoad %8 %66\n"
					"%68 = OpConvertSToF %47 %67\n"
					"%69 = OpFAdd %47 %68 %59\n"
					"%70 = OpAccessChain %9 %38 %65\n"
					"%71 = OpLoad %8 %70\n"
					"%72 = OpConvertSToF %47 %71\n"
					"%73 = OpFDiv %47 %69 %72\n"
					"%75 = OpCompositeConstruct %53 %64 %73 %74\n"
					"OpStore %55 %75\n"
					"OpStore %76 %79\n"
					"%84 = OpLoad %81 %83\n"
					"%85 = OpLoad %32 %43\n"
					"%86 = OpLoad %32 %45\n"
					"%87 = OpLoad %53 %55\n"
					"%88 = OpLoad %47 %49\n"
					"%89 = OpLoad %53 %76\n"
					"%90 = OpLoad %47 %51\n"
					"OpRayQueryInitializeKHR %var_ray_query_ptr %84 %85 %86 %87 %88 %89 %90\n"
					"%94 = OpLoad %91 %93\n"
					"%95 = OpLoad %29 %31\n"
					"OpStore %97 %96\n"
					"%var_ray_query_bare = OpLoad %bare_query_type %var_ray_query_ptr\n"
					"%98 = OpFunctionCall %8 %14 %var_ray_query_ptr %97 %var_ray_query_bare\n"
					"%100 = OpCompositeConstruct %99 %98 %96 %96 %96\n"
					"OpImageWrite %94 %95 %100 SignExtend\n"
					"OpReturn\n"
					"OpFunctionEnd\n"

					// int rayQueryWrapper(rayQueryEXT rq1, int value, rayQueryEXT rq2)
					// where in SPIRV rq1 is pointer and rq2 is bare type
					"%14 = OpFunction %8 None %ray_query_wrapper_fun\n"
					"%11 = OpFunctionParameter %pointer_to_query_type\n"
					"%12 = OpFunctionParameter %9\n"
					"%13 = OpFunctionParameter %bare_query_type\n"
					"%15 = OpLabel\n"
					"%16 = OpVariable %9 Function\n"
					"%local_var_ray_query_ptr = OpVariable %pointer_to_query_type Function\n"
					"%17 = OpLoad %8 %12\n"
					"OpStore %16 %17\n"
					"OpBranch %18\n"
					"%18 = OpLabel\n"
					"OpLoopMerge %20 %21 None\n"
					"OpBranch %22\n"
					"%22 = OpLabel\n"
					"%24 = OpRayQueryProceedKHR %23 %11\n"
					"OpBranchConditional %24 %19 %20\n"
					"%19 = OpLabel\n"
					"OpStore %16 %25\n"
					"OpStore %local_var_ray_query_ptr %13\n"
					"OpRayQueryConfirmIntersectionKHR %local_var_ray_query_ptr\n"
					"OpBranch %21\n"
					"%21 = OpLabel\n"
					"OpBranch %18\n"
					"%20 = OpLabel\n"
					"%26 = OpLoad %8 %16\n"
					"OpReturnValue %26\n"
					"OpFunctionEnd\n";
			}

			class RayQueryBuiltinTestInstance : public TestInstance
			{
			public:
				RayQueryBuiltinTestInstance(Context& context, const TestParams& data);
				virtual								~RayQueryBuiltinTestInstance(void);
				tcu::TestStatus						iterate(void);

			private:
				TestParams							m_data;
				de::MovePtr<TestConfiguration>		m_testConfig;
				de::MovePtr<PipelineConfiguration>	m_pipelineConfig;
			};

			RayQueryBuiltinTestInstance::RayQueryBuiltinTestInstance(Context& context, const TestParams& data)
				: vkt::TestInstance(context)
				, m_data(data)
			{
				switch (m_data.testType)
				{
				case TEST_TYPE_FLOW:																	m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationFlow());														break;
				case TEST_TYPE_PRIMITIVE_ID:															m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationPrimitiveId());												break;
				case TEST_TYPE_INSTANCE_ID:																m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationInstanceId());												break;
				case TEST_TYPE_INSTANCE_CUSTOM_INDEX:													m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationInstanceCustomIndex());										break;
				case TEST_TYPE_INTERSECTION_T_KHR:														m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationIntersectionT());											break;
				case TEST_TYPE_OBJECT_RAY_ORIGIN_KHR:													m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationObjectRayOrigin());											break;
				case TEST_TYPE_OBJECT_RAY_DIRECTION_KHR:												m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationObjectRayDirection());										break;
				case TEST_TYPE_OBJECT_TO_WORLD_KHR:														m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationObjectToWorld());											break;
				case TEST_TYPE_WORLD_TO_OBJECT_KHR:														m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationWorldToObject());											break;
				case TEST_TYPE_NULL_ACCELERATION_STRUCTURE:												m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationNullASStruct());												break;
				case TEST_TYPE_USING_WRAPPER_FUNCTION:													m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationUsingWrapperFunction());										break;
				case TEST_TYPE_GET_RAY_TMIN:															m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetRayTMin());												break;
				case TEST_TYPE_GET_WORLD_RAY_ORIGIN:													m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetWorldRayOrigin());										break;
				case TEST_TYPE_GET_WORLD_RAY_DIRECTION:													m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetWorldRayDirection());										break;
				case TEST_TYPE_GET_INTERSECTION_CANDIDATE_AABB_OPAQUE:									m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionCandidateAABBOpaque());						break;
				case TEST_TYPE_GET_INTERSECTION_FRONT_FACE_CANDIDATE:									m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionFrontFace());									break;
				case TEST_TYPE_GET_INTERSECTION_FRONT_FACE_COMMITTED:									m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionFrontFace());									break;
				case TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_CANDIDATE:								m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionGeometryIndex());								break;
				case TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_COMMITTED:								m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionGeometryIndex());								break;
				case TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE:									m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionBarycentrics());								break;
				case TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED:									m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionBarycentrics());								break;
				case TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_CANDIDATE:	m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset());	break;
				case TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_COMMITTED:	m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset());	break;
				case TEST_TYPE_RAY_QUERY_TERMINATE:														m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationRayQueryTerminate());										break;
				case TEST_TYPE_GET_INTERSECTION_TYPE_CANDIDATE:											m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionType());										break;
				case TEST_TYPE_GET_INTERSECTION_TYPE_COMMITTED:											m_testConfig = de::MovePtr<TestConfiguration>(new TestConfigurationGetIntersectionType());										break;

				default: TCU_THROW(InternalError, "Unknown test type");
				}

				switch (m_data.stage)
				{
				case VK_SHADER_STAGE_VERTEX_BIT:
				case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
				case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
				case VK_SHADER_STAGE_GEOMETRY_BIT:
				case VK_SHADER_STAGE_FRAGMENT_BIT:
				{
					m_pipelineConfig = de::MovePtr<PipelineConfiguration>(new GraphicsConfiguration());
					break;
				}

				case VK_SHADER_STAGE_COMPUTE_BIT:
				{
					m_pipelineConfig = de::MovePtr<PipelineConfiguration>(new ComputeConfiguration());
					break;
				}

				case VK_SHADER_STAGE_RAYGEN_BIT_KHR:
				case VK_SHADER_STAGE_ANY_HIT_BIT_KHR:
				case VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR:
				case VK_SHADER_STAGE_MISS_BIT_KHR:
				case VK_SHADER_STAGE_INTERSECTION_BIT_KHR:
				case VK_SHADER_STAGE_CALLABLE_BIT_KHR:
				{
					m_pipelineConfig = de::MovePtr<PipelineConfiguration>(new RayTracingConfiguration());
					break;
				}

				default:
					TCU_THROW(InternalError, "Unknown shader stage");
				}
			}

			RayQueryBuiltinTestInstance::~RayQueryBuiltinTestInstance(void)
			{
			}

			tcu::TestStatus RayQueryBuiltinTestInstance::iterate (void)
			{
				const DeviceInterface&				vkd									= m_context.getDeviceInterface();
				const VkDevice						device								= m_context.getDevice();
				const VkQueue						queue								= m_context.getUniversalQueue();
				Allocator&							allocator							= m_context.getDefaultAllocator();
				const deUint32						queueFamilyIndex					= m_context.getUniversalQueueFamilyIndex();

				const deUint32						width								= m_data.width;
				const deUint32						height								= m_data.height;
				const deUint32						depth								= m_data.depth;
				const VkImageCreateInfo				imageCreateInfo						= makeImageCreateInfo(m_data.format, width, height, depth);
				const VkImageSubresourceRange		imageSubresourceRange				= makeImageSubresourceRange(VK_IMAGE_ASPECT_COLOR_BIT, 0u, 1u, 0u, 1u);
				const de::MovePtr<ImageWithMemory>	image								= de::MovePtr<ImageWithMemory>(new ImageWithMemory(vkd, device, allocator, imageCreateInfo, MemoryRequirement::Any));
				const Move<VkImageView>				imageView							= makeImageView(vkd, device, **image, VK_IMAGE_VIEW_TYPE_3D, m_data.format, imageSubresourceRange);

				const deUint32						pixelSize							= mapVkFormat(m_data.format).getPixelSize();
				const VkBufferCreateInfo			resultBufferCreateInfo				= makeBufferCreateInfo(width * height * depth * pixelSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT);
				const VkImageSubresourceLayers		resultBufferImageSubresourceLayers	= makeImageSubresourceLayers(VK_IMAGE_ASPECT_COLOR_BIT, 0u, 0u, 1u);
				const VkBufferImageCopy				resultBufferImageRegion				= makeBufferImageCopy(makeExtent3D(width, height, depth), resultBufferImageSubresourceLayers);
				de::MovePtr<BufferWithMemory>		resultBuffer						= de::MovePtr<BufferWithMemory>(new BufferWithMemory(vkd, device, allocator, resultBufferCreateInfo, MemoryRequirement::HostVisible));

				const VkDescriptorImageInfo			resultImageInfo						= makeDescriptorImageInfo(DE_NULL, *imageView, VK_IMAGE_LAYOUT_GENERAL);

				const Move<VkCommandPool>			cmdPool								= createCommandPool(vkd, device, 0, queueFamilyIndex);
				const Move<VkCommandBuffer>			cmdBuffer							= allocateCommandBuffer(vkd, device, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
				const VkAccelerationStructureKHR*	topAccelerationStructurePtr			= DE_NULL;

				m_pipelineConfig->initConfiguration(m_context, m_data);

				beginCommandBuffer(vkd, *cmdBuffer, 0u);
				{
					const VkImageMemoryBarrier	preImageBarrier			= makeImageMemoryBarrier(0u, VK_ACCESS_TRANSFER_WRITE_BIT, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, **image, imageSubresourceRange);
					const VkClearValue			clearValue				= makeClearValueColorU32(0u, 0u, 0u, 0u);
					const VkImageMemoryBarrier	postImageBarrier		= makeImageMemoryBarrier(VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_ACCELERATION_STRUCTURE_READ_BIT_KHR | VK_ACCESS_ACCELERATION_STRUCTURE_WRITE_BIT_KHR, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_GENERAL, **image, imageSubresourceRange);
					const VkMemoryBarrier		postTestMemoryBarrier	= makeMemoryBarrier(VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_SHADER_WRITE_BIT, VK_ACCESS_TRANSFER_READ_BIT);
					const VkMemoryBarrier		postCopyMemoryBarrier	= makeMemoryBarrier(VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_HOST_READ_BIT);

					cmdPipelineImageMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, &preImageBarrier);
					vkd.cmdClearColorImage(*cmdBuffer, **image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &clearValue.color, 1, &imageSubresourceRange);
					cmdPipelineImageMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_ACCELERATION_STRUCTURE_BUILD_BIT_KHR, &postImageBarrier);

					topAccelerationStructurePtr = m_testConfig->initAccelerationStructures(m_context, m_data, *cmdBuffer);

					m_pipelineConfig->fillCommandBuffer(m_context, m_data, *cmdBuffer, topAccelerationStructurePtr, resultImageInfo);

					cmdPipelineMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, &postTestMemoryBarrier);

					vkd.cmdCopyImageToBuffer(*cmdBuffer, **image, VK_IMAGE_LAYOUT_GENERAL, **resultBuffer, 1u, &resultBufferImageRegion);

					cmdPipelineMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT, &postCopyMemoryBarrier);
				}
				endCommandBuffer(vkd, *cmdBuffer);

				submitCommandsAndWait(vkd, device, queue, cmdBuffer.get());

				invalidateMappedMemoryRange(vkd, device, resultBuffer->getAllocation().getMemory(), resultBuffer->getAllocation().getOffset(), VK_WHOLE_SIZE);

				if (m_testConfig->verify(resultBuffer.get(), m_context, m_data))
					return tcu::TestStatus::pass("Pass");
				else
					return tcu::TestStatus::fail("Fail");
			}

			class RayQueryBuiltinTestCase : public TestCase
			{
			public:
				RayQueryBuiltinTestCase(tcu::TestContext& context, const char* name, const char* desc, const TestParams data);
				~RayQueryBuiltinTestCase(void);

				virtual void			checkSupport(Context& context) const;
				virtual	void			initPrograms(SourceCollections& programCollection) const;
				virtual TestInstance* createInstance(Context& context) const;

			private:
				TestParams				m_data;
			};

			RayQueryBuiltinTestCase::RayQueryBuiltinTestCase(tcu::TestContext& context, const char* name, const char* desc, const TestParams data)
				: vkt::TestCase(context, name, desc)
				, m_data(data)
			{
			}

			RayQueryBuiltinTestCase::~RayQueryBuiltinTestCase(void)
			{
			}

			void RayQueryBuiltinTestCase::checkSupport(Context& context) const
			{
				context.requireDeviceFunctionality("VK_KHR_acceleration_structure");
				context.requireDeviceFunctionality("VK_KHR_ray_query");

				const VkPhysicalDeviceRayQueryFeaturesKHR& rayQueryFeaturesKHR = context.getRayQueryFeatures();
				if (rayQueryFeaturesKHR.rayQuery == DE_FALSE)
					TCU_THROW(NotSupportedError, "Requires VkPhysicalDeviceRayQueryFeaturesKHR.rayQuery");

				const VkPhysicalDeviceAccelerationStructureFeaturesKHR& accelerationStructureFeaturesKHR = context.getAccelerationStructureFeatures();
				if (accelerationStructureFeaturesKHR.accelerationStructure == DE_FALSE)
					TCU_THROW(TestError, "VK_KHR_ray_query requires VkPhysicalDeviceAccelerationStructureFeaturesKHR.accelerationStructure");

				m_data.pipelineCheckSupport(context, m_data);

				if (m_data.testConfigCheckSupport != DE_NULL)
					m_data.testConfigCheckSupport(context, m_data);
			}

			TestInstance* RayQueryBuiltinTestCase::createInstance(Context& context) const
			{
				return new RayQueryBuiltinTestInstance(context, m_data);
			}

			void RayQueryBuiltinTestCase::initPrograms(SourceCollections& programCollection) const
			{
				m_data.pipelineInitPrograms(programCollection, m_data);
			}

			static inline CheckSupportFunc getPipelineCheckSupport(const VkShaderStageFlagBits stage)
			{
				switch (stage)
				{
				case VK_SHADER_STAGE_VERTEX_BIT:
				case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
				case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
				case VK_SHADER_STAGE_GEOMETRY_BIT:
				case VK_SHADER_STAGE_FRAGMENT_BIT:
					return GraphicsConfiguration::checkSupport;

				case VK_SHADER_STAGE_COMPUTE_BIT:
					return ComputeConfiguration::checkSupport;

				case VK_SHADER_STAGE_RAYGEN_BIT_KHR:
				case VK_SHADER_STAGE_ANY_HIT_BIT_KHR:
				case VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR:
				case VK_SHADER_STAGE_MISS_BIT_KHR:
				case VK_SHADER_STAGE_INTERSECTION_BIT_KHR:
				case VK_SHADER_STAGE_CALLABLE_BIT_KHR:
					return RayTracingConfiguration::checkSupport;

				default:
					TCU_THROW(InternalError, "Unknown shader stage");
				}
			}

			static inline InitProgramsFunc getPipelineInitPrograms(const VkShaderStageFlagBits stage)
			{
				switch (stage)
				{
				case VK_SHADER_STAGE_VERTEX_BIT:
				case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
				case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
				case VK_SHADER_STAGE_GEOMETRY_BIT:
				case VK_SHADER_STAGE_FRAGMENT_BIT:
					return GraphicsConfiguration::initPrograms;

				case VK_SHADER_STAGE_COMPUTE_BIT:
					return ComputeConfiguration::initPrograms;

				case VK_SHADER_STAGE_RAYGEN_BIT_KHR:
				case VK_SHADER_STAGE_ANY_HIT_BIT_KHR:
				case VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR:
				case VK_SHADER_STAGE_MISS_BIT_KHR:
				case VK_SHADER_STAGE_INTERSECTION_BIT_KHR:
				case VK_SHADER_STAGE_CALLABLE_BIT_KHR:
					return RayTracingConfiguration::initPrograms;

				default:
					TCU_THROW(InternalError, "Unknown shader stage");
				}
			}

			static inline ShaderBodyTextFunc getShaderBodyTextFunc(const TestType testType)
			{
				switch (testType)
				{
				case TEST_TYPE_FLOW:																	return TestConfigurationFlow::getShaderBodyText;															break;
				case TEST_TYPE_PRIMITIVE_ID:															return TestConfigurationPrimitiveId::getShaderBodyText;														break;
				case TEST_TYPE_INSTANCE_ID:																return TestConfigurationInstanceId::getShaderBodyText;														break;
				case TEST_TYPE_INSTANCE_CUSTOM_INDEX:													return TestConfigurationInstanceCustomIndex::getShaderBodyText;												break;
				case TEST_TYPE_INTERSECTION_T_KHR:														return TestConfigurationIntersectionT::getShaderBodyText;													break;
				case TEST_TYPE_OBJECT_RAY_ORIGIN_KHR:													return TestConfigurationObjectRayOrigin::getShaderBodyText;													break;
				case TEST_TYPE_OBJECT_RAY_DIRECTION_KHR:												return TestConfigurationObjectRayDirection::getShaderBodyText;												break;
				case TEST_TYPE_OBJECT_TO_WORLD_KHR:														return TestConfigurationObjectToWorld::getShaderBodyText;													break;
				case TEST_TYPE_WORLD_TO_OBJECT_KHR:														return TestConfigurationWorldToObject::getShaderBodyText;													break;
				case TEST_TYPE_NULL_ACCELERATION_STRUCTURE:												return TestConfigurationNullASStruct::getShaderBodyText;													break;
				case TEST_TYPE_USING_WRAPPER_FUNCTION:													return TestConfigurationUsingWrapperFunction::getShaderBodyText;											break;
				case TEST_TYPE_GET_RAY_TMIN:															return TestConfigurationGetRayTMin::getShaderBodyText;														break;
				case TEST_TYPE_GET_WORLD_RAY_ORIGIN:													return TestConfigurationGetWorldRayOrigin::getShaderBodyText;												break;
				case TEST_TYPE_GET_WORLD_RAY_DIRECTION:													return TestConfigurationGetWorldRayDirection::getShaderBodyText;											break;
				case TEST_TYPE_GET_INTERSECTION_CANDIDATE_AABB_OPAQUE:									return TestConfigurationGetIntersectionCandidateAABBOpaque::getShaderBodyText;								break;
				case TEST_TYPE_GET_INTERSECTION_FRONT_FACE_CANDIDATE:									return TestConfigurationGetIntersectionFrontFace::getShaderBodyTextCandidate;								break;
				case TEST_TYPE_GET_INTERSECTION_FRONT_FACE_COMMITTED:									return TestConfigurationGetIntersectionFrontFace::getShaderBodyTextCommitted;								break;
				case TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_CANDIDATE:								return TestConfigurationGetIntersectionGeometryIndex::getShaderBodyTextCandidate;							break;
				case TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_COMMITTED:								return TestConfigurationGetIntersectionGeometryIndex::getShaderBodyTextCommitted;							break;
				case TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE:									return TestConfigurationGetIntersectionBarycentrics::getShaderBodyTextCandidate;							break;
				case TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED:									return TestConfigurationGetIntersectionBarycentrics::getShaderBodyTextCommitted;							break;
				case TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_CANDIDATE:	return TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset::getShaderBodyTextCandidate;	break;
				case TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_COMMITTED:	return TestConfigurationGetIntersectionInstanceShaderBindingTableRecordOffset::getShaderBodyTextCommitted;	break;
				case TEST_TYPE_RAY_QUERY_TERMINATE:														return TestConfigurationRayQueryTerminate::getShaderBodyText;												break;
				case TEST_TYPE_GET_INTERSECTION_TYPE_CANDIDATE:											return TestConfigurationGetIntersectionType::getShaderBodyTextCandidate;									break;
				case TEST_TYPE_GET_INTERSECTION_TYPE_COMMITTED:											return TestConfigurationGetIntersectionType::getShaderBodyTextCommitted;									break;

				default:									TCU_THROW(InternalError, "Unknown test type");
				}
			}

			static inline CheckSupportFunc getTestConfigCheckSupport(const TestType testType)
			{
				if (testType >= TEST_TYPE_LAST)
					TCU_THROW(InternalError, "Unknown test type");

				switch (testType)
				{
				case TEST_TYPE_NULL_ACCELERATION_STRUCTURE:	return TestConfigurationNullASStruct::checkSupport;	break;
				default:									return DE_NULL;
				}
			}

		}	// anonymous

		const struct PipelineStages
		{
			VkShaderStageFlagBits	stage;
			const char* name;
		}
		pipelineStages[] =
		{
			{ VK_SHADER_STAGE_VERTEX_BIT,					"vert"	},
			{ VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT,		"tesc"	},
			{ VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT,	"tese"	},
			{ VK_SHADER_STAGE_GEOMETRY_BIT,					"geom"	},
			{ VK_SHADER_STAGE_FRAGMENT_BIT,					"frag"	},
			{ VK_SHADER_STAGE_COMPUTE_BIT,					"comp"	},
			{ VK_SHADER_STAGE_RAYGEN_BIT_KHR,				"rgen"	},
			{ VK_SHADER_STAGE_ANY_HIT_BIT_KHR,				"ahit"	},
			{ VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR,			"chit"	},
			{ VK_SHADER_STAGE_MISS_BIT_KHR,					"miss"	},
			{ VK_SHADER_STAGE_INTERSECTION_BIT_KHR,			"sect"	},
			{ VK_SHADER_STAGE_CALLABLE_BIT_KHR,				"call"	},
		};

		const struct GeomTypes
		{
			GeomType	geomType;
			const char* name;
		}
		geomTypes[] =
		{
			{ GEOM_TYPE_TRIANGLES,							"triangles" },
			{ GEOM_TYPE_AABBS,								"aabbs" },
		};

		tcu::TestCaseGroup* createBuiltinTests(tcu::TestContext& testCtx)
		{
			de::MovePtr<tcu::TestCaseGroup>		group(new tcu::TestCaseGroup(testCtx, "builtin", "Tests verifying builtins provided by ray query"));

			const struct TestTypes
			{
				TestType	testType;
				const char* name;
			}
			testTypes[] =
			{
				{ TEST_TYPE_FLOW,																	"flow"															},
				{ TEST_TYPE_PRIMITIVE_ID,															"primitiveid"													},
				{ TEST_TYPE_INSTANCE_ID,															"instanceid"													},
				{ TEST_TYPE_INSTANCE_CUSTOM_INDEX,													"instancecustomindex"											},
				{ TEST_TYPE_INTERSECTION_T_KHR,														"intersectiont"													},
				{ TEST_TYPE_OBJECT_RAY_ORIGIN_KHR,													"objectrayorigin"												},
				{ TEST_TYPE_OBJECT_RAY_DIRECTION_KHR,												"objectraydirection"											},
				{ TEST_TYPE_OBJECT_TO_WORLD_KHR,													"objecttoworld"													},
				{ TEST_TYPE_WORLD_TO_OBJECT_KHR,													"worldtoobject"													},
				{ TEST_TYPE_GET_RAY_TMIN,															"getraytmin"													},
				{ TEST_TYPE_GET_WORLD_RAY_ORIGIN,													"getworldrayorigin"												},
				{ TEST_TYPE_GET_WORLD_RAY_DIRECTION,												"getworldraydirection"											},
				{ TEST_TYPE_GET_INTERSECTION_CANDIDATE_AABB_OPAQUE,									"getintersectioncandidateaabbopaque"							},
				{ TEST_TYPE_GET_INTERSECTION_FRONT_FACE_CANDIDATE,									"getintersectionfrontfaceCandidate"								},
				{ TEST_TYPE_GET_INTERSECTION_FRONT_FACE_COMMITTED,									"getintersectionfrontfaceCommitted"								},
				{ TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_CANDIDATE,								"getintersectiongeometryindexCandidate"							},
				{ TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_COMMITTED,								"getintersectiongeometryindexCommitted"							},
				{ TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE,								"getintersectionbarycentricsCandidate"							},
				{ TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED,								"getintersectionbarycentricsCommitted"							},
				{ TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_CANDIDATE,	"getintersectioninstanceshaderbindingtablerecordoffsetCandidate"},
				{ TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_COMMITTED,	"getintersectioninstanceshaderbindingtablerecordoffsetCommitted"},
				{ TEST_TYPE_RAY_QUERY_TERMINATE,													"rayqueryterminate"},
				{ TEST_TYPE_GET_INTERSECTION_TYPE_CANDIDATE,										"getintersectiontypeCandidate"},
				{ TEST_TYPE_GET_INTERSECTION_TYPE_COMMITTED,										"getintersectiontypeCommitted"},

			};

			for (size_t testTypeNdx = 0; testTypeNdx < DE_LENGTH_OF_ARRAY(testTypes); ++testTypeNdx)
			{
				de::MovePtr<tcu::TestCaseGroup>	testTypeGroup(new tcu::TestCaseGroup(group->getTestContext(), testTypes[testTypeNdx].name, ""));
				const TestType					testType = testTypes[testTypeNdx].testType;
				const ShaderBodyTextFunc		testConfigShaderBodyTextFunc = getShaderBodyTextFunc(testType);
				const bool						fixedPointVectorOutput = testType == TEST_TYPE_OBJECT_RAY_ORIGIN_KHR
					|| testType == TEST_TYPE_OBJECT_RAY_DIRECTION_KHR
					|| testType == TEST_TYPE_GET_WORLD_RAY_ORIGIN
					|| testType == TEST_TYPE_GET_WORLD_RAY_DIRECTION
					|| testType == TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE
					|| testType == TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED
					|| testType == TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_CANDIDATE
					|| testType == TEST_TYPE_GET_INTERSECTION_INSTANCE_SHADER_BINDING_TABLE_RECORD_OFFSET_COMMITTED;
				const bool						fixedPointMatrixOutput = testType == TEST_TYPE_OBJECT_TO_WORLD_KHR
					|| testType == TEST_TYPE_WORLD_TO_OBJECT_KHR;
				const bool						single = testTypeNdx == TEST_TYPE_FLOW
					|| testType == TEST_TYPE_OBJECT_RAY_ORIGIN_KHR
					|| testType == TEST_TYPE_OBJECT_RAY_DIRECTION_KHR
					|| testType == TEST_TYPE_OBJECT_TO_WORLD_KHR
					|| testType == TEST_TYPE_WORLD_TO_OBJECT_KHR
					|| testType == TEST_TYPE_GET_RAY_TMIN
					|| testType == TEST_TYPE_GET_WORLD_RAY_ORIGIN
					|| testType == TEST_TYPE_GET_WORLD_RAY_DIRECTION
					|| testType == TEST_TYPE_GET_INTERSECTION_CANDIDATE_AABB_OPAQUE
					|| testType == TEST_TYPE_GET_INTERSECTION_FRONT_FACE_CANDIDATE
					|| testType == TEST_TYPE_GET_INTERSECTION_FRONT_FACE_COMMITTED
					|| testType == TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_CANDIDATE
					|| testType == TEST_TYPE_GET_INTERSECTION_GEOMETRY_INDEX_COMMITTED
					|| testType == TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE
					|| testType == TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED
					|| testType == TEST_TYPE_RAY_QUERY_TERMINATE;
				const deUint32					imageDepth = fixedPointMatrixOutput ? 4 * 4
					: fixedPointVectorOutput ? 4
					: 1;

				for (size_t pipelineStageNdx = 0; pipelineStageNdx < DE_LENGTH_OF_ARRAY(pipelineStages); ++pipelineStageNdx)
				{
					de::MovePtr<tcu::TestCaseGroup>	sourceTypeGroup(new tcu::TestCaseGroup(group->getTestContext(), pipelineStages[pipelineStageNdx].name, ""));
					const VkShaderStageFlagBits		stage = pipelineStages[pipelineStageNdx].stage;
					const CheckSupportFunc			pipelineCheckSupport = getPipelineCheckSupport(stage);
					const InitProgramsFunc			pipelineInitPrograms = getPipelineInitPrograms(stage);
					const deUint32					instancesGroupCount = single ? 1 : 2;
					const deUint32					geometriesGroupCount = single ? 1 : 8;
					const deUint32					squaresGroupCount = (TEST_WIDTH * TEST_HEIGHT) / geometriesGroupCount / instancesGroupCount;

					DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == TEST_WIDTH * TEST_HEIGHT);

					for (size_t geomTypeNdx = 0; geomTypeNdx < DE_LENGTH_OF_ARRAY(geomTypes); ++geomTypeNdx)
					{
						const GeomType		geomType = geomTypes[geomTypeNdx].geomType;
						const TestParams	testParams =
						{
							TEST_WIDTH,						//  deUint32				width;
							TEST_HEIGHT,					//  deUint32				height;
							imageDepth,						//  deUint32				depth;
							testType,						//  TestType				testType;
							stage,							//  VkShaderStageFlagBits	stage;
							geomType,						//  GeomType				geomType;
							squaresGroupCount,				//  deUint32				squaresGroupCount;
							geometriesGroupCount,			//  deUint32				geometriesGroupCount;
							instancesGroupCount,			//  deUint32				instancesGroupCount;
							VK_FORMAT_R32_SINT,				//  VkFormat				format;
							pipelineCheckSupport,			//  CheckSupportFunc		pipelineCheckSupport;
							pipelineInitPrograms,			//  InitProgramsFunc		pipelineInitPrograms;
							testConfigShaderBodyTextFunc,	//  ShaderTestTextFunc		testConfigShaderBodyText;
							false,							//  bool					isSPIRV;
							DE_NULL,						//  CheckSupportFunc		testConfigCheckSupport;
						};

						if (geomType != GEOM_TYPE_AABBS &&
							testType == TEST_TYPE_GET_INTERSECTION_CANDIDATE_AABB_OPAQUE)
						{
							continue;
						}

						if (geomType != GEOM_TYPE_TRIANGLES &&
							(testType == TEST_TYPE_GET_INTERSECTION_FRONT_FACE_CANDIDATE ||
								testType == TEST_TYPE_GET_INTERSECTION_FRONT_FACE_COMMITTED ||
								testType == TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_CANDIDATE ||
								testType == TEST_TYPE_GET_INTERSECTION_BARYCENTRICS_COMMITTED))
						{
							continue;
						}

						sourceTypeGroup->addChild(new RayQueryBuiltinTestCase(group->getTestContext(), geomTypes[geomTypeNdx].name, "", testParams));
					}

					testTypeGroup->addChild(sourceTypeGroup.release());
				}

				group->addChild(testTypeGroup.release());
			}

			return group.release();
		}

		tcu::TestCaseGroup* createAdvancedTests(tcu::TestContext& testCtx)
		{
			de::MovePtr<tcu::TestCaseGroup>		group(new tcu::TestCaseGroup(testCtx, "advanced", "Advanced ray query tests"));

			const struct TestTypes
			{
				TestType	testType;
				const char* name;
			}
			testTypes[] =
			{
				{ TEST_TYPE_NULL_ACCELERATION_STRUCTURE,	"null_as"					},
				{ TEST_TYPE_USING_WRAPPER_FUNCTION,			"using_wrapper_function"	}
			};

			for (size_t testTypeNdx = 0; testTypeNdx < DE_LENGTH_OF_ARRAY(testTypes); ++testTypeNdx)
			{
				de::MovePtr<tcu::TestCaseGroup>	testTypeGroup(new tcu::TestCaseGroup(group->getTestContext(), testTypes[testTypeNdx].name, ""));
				const TestType					testType = testTypes[testTypeNdx].testType;
				const ShaderBodyTextFunc		testConfigShaderBodyTextFunc = getShaderBodyTextFunc(testType);
				const CheckSupportFunc			testConfigCheckSupport = getTestConfigCheckSupport(testType);
				const deUint32					imageDepth = 1;
				bool							useSPIRV = false;

				for (size_t pipelineStageNdx = 0; pipelineStageNdx < DE_LENGTH_OF_ARRAY(pipelineStages); ++pipelineStageNdx)
				{
					const VkShaderStageFlagBits stage = pipelineStages[pipelineStageNdx].stage;

					// tests that are implemented using spirv are limit to compute stage
					if (testType == TEST_TYPE_USING_WRAPPER_FUNCTION)
					{
						if (stage != VK_SHADER_STAGE_COMPUTE_BIT)
							continue;
						useSPIRV = true;
					}

					de::MovePtr<tcu::TestCaseGroup>	sourceTypeGroup(new tcu::TestCaseGroup(group->getTestContext(), pipelineStages[pipelineStageNdx].name, ""));
					const CheckSupportFunc			pipelineCheckSupport = getPipelineCheckSupport(stage);
					const InitProgramsFunc			pipelineInitPrograms = getPipelineInitPrograms(stage);
					const deUint32					instancesGroupCount = 1;
					const deUint32					geometriesGroupCount = 1;
					const deUint32					squaresGroupCount = (TEST_WIDTH * TEST_HEIGHT) / geometriesGroupCount / instancesGroupCount;

					DE_ASSERT(instancesGroupCount * geometriesGroupCount * squaresGroupCount == TEST_WIDTH * TEST_HEIGHT);

					for (size_t geomTypeNdx = 0; geomTypeNdx < DE_LENGTH_OF_ARRAY(geomTypes); ++geomTypeNdx)
					{
						const GeomType		geomType = geomTypes[geomTypeNdx].geomType;
						const TestParams	testParams =
						{
							TEST_WIDTH,						//  deUint32				width;
							TEST_HEIGHT,					//  deUint32				height;
							imageDepth,						//  deUint32				depth;
							testType,						//  TestType				testType;
							stage,							//  VkShaderStageFlagBits	stage;
							geomType,						//  GeomType				geomType;
							squaresGroupCount,				//  deUint32				squaresGroupCount;
							geometriesGroupCount,			//  deUint32				geometriesGroupCount;
							instancesGroupCount,			//  deUint32				instancesGroupCount;
							VK_FORMAT_R32_SINT,				//  VkFormat				format;
							pipelineCheckSupport,			//  CheckSupportFunc		pipelineCheckSupport;
							pipelineInitPrograms,			//  InitProgramsFunc		pipelineInitPrograms;
							testConfigShaderBodyTextFunc,	//  ShaderTestTextFunc		testConfigShaderBodyText;
							useSPIRV,						//  bool					isSPIRV;
							testConfigCheckSupport,			//  CheckSupportFunc		testConfigCheckSupport;
						};

						sourceTypeGroup->addChild(new RayQueryBuiltinTestCase(group->getTestContext(), geomTypes[geomTypeNdx].name, "", testParams));
					}

					testTypeGroup->addChild(sourceTypeGroup.release());
				}

				group->addChild(testTypeGroup.release());
			}

			return group.release();
		}

	}	// RayQuery
}	// vkt