| /*------------------------------------------------------------------------ |
| * Vulkan Conformance Tests |
| * ------------------------ |
| * |
| * Copyright (c) 2021 The Khronos Group Inc. |
| * Copyright (c) 2021 Valve Corporation. |
| * |
| * 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 Tests using non-uniform arguments with traceRayExt(). |
| *//*--------------------------------------------------------------------*/ |
| |
| #include "vktRayQueryNonUniformArgsTests.hpp" |
| #include "vktTestCase.hpp" |
| |
| #include "vkRayTracingUtil.hpp" |
| #include "vkObjUtil.hpp" |
| #include "vkCmdUtil.hpp" |
| #include "vkBuilderUtil.hpp" |
| #include "vkTypeUtil.hpp" |
| #include "vkBarrierUtil.hpp" |
| |
| #include "tcuTestLog.hpp" |
| |
| #include <vector> |
| #include <iostream> |
| |
| namespace vkt |
| { |
| namespace RayQuery |
| { |
| namespace |
| { |
| |
| using namespace vk; |
| |
| // Causes for hitting the miss shader due to argument values. |
| enum class MissCause |
| { |
| NONE = 0, |
| FLAGS, |
| CULL_MASK, |
| ORIGIN, |
| TMIN, |
| DIRECTION, |
| TMAX, |
| CAUSE_COUNT, |
| }; |
| |
| struct NonUniformParams |
| { |
| MissCause missCause; |
| }; |
| |
| class NonUniformArgsCase : public TestCase |
| { |
| public: |
| NonUniformArgsCase (tcu::TestContext& testCtx, const std::string& name, const std::string& description, const NonUniformParams& params); |
| virtual ~NonUniformArgsCase (void) {} |
| |
| virtual void checkSupport (Context& context) const; |
| virtual void initPrograms (vk::SourceCollections& programCollection) const; |
| virtual TestInstance* createInstance (Context& context) const; |
| |
| protected: |
| NonUniformParams m_params; |
| }; |
| |
| class NonUniformArgsInstance : public TestInstance |
| { |
| public: |
| NonUniformArgsInstance (Context& context, const NonUniformParams& params); |
| virtual ~NonUniformArgsInstance (void) {} |
| |
| virtual tcu::TestStatus iterate (void); |
| |
| protected: |
| NonUniformParams m_params; |
| }; |
| |
| NonUniformArgsCase::NonUniformArgsCase (tcu::TestContext& testCtx, const std::string& name, const std::string& description, const NonUniformParams& params) |
| : TestCase (testCtx, name, description) |
| , m_params (params) |
| {} |
| |
| void NonUniformArgsCase::checkSupport (Context& context) const |
| { |
| context.requireDeviceFunctionality("VK_KHR_acceleration_structure"); |
| context.requireDeviceFunctionality("VK_KHR_ray_query"); |
| } |
| |
| struct ArgsBufferData |
| { |
| tcu::Vec4 origin; |
| tcu::Vec4 direction; |
| float Tmin; |
| float Tmax; |
| deUint32 rayFlags; |
| deUint32 cullMask; |
| }; |
| |
| void NonUniformArgsCase::initPrograms (vk::SourceCollections& programCollection) const |
| { |
| const ShaderBuildOptions buildOptions(programCollection.usedVulkanVersion, vk::SPIRV_VERSION_1_4, 0u, true); |
| |
| std::ostringstream comp; |
| comp |
| << "#version 460 core\n" |
| << "#extension GL_EXT_ray_query : require\n" |
| << "\n" |
| << "layout(local_size_x=1, local_size_y=1, local_size_z=1) in;\n" |
| << "\n" |
| << "layout(set=0, binding=0) uniform accelerationStructureEXT topLevelAS;\n" |
| << "layout(set=0, binding=1, std430) buffer ArgumentsBlock {\n" // Must match ArgsBufferData. |
| << " vec4 origin;\n" |
| << " vec4 direction;\n" |
| << " float Tmin;\n" |
| << " float Tmax;\n" |
| << " uint rayFlags;\n" |
| << " uint cullMask;\n" |
| << "} args;\n" |
| << "layout(set=0, binding=2, std430) buffer ResultBlock {\n" |
| << " uint candidateFound;\n" |
| << "} result;\n" |
| << "\n" |
| << "void main()\n" |
| << "{\n" |
| << " uint candidateFoundVal = 0u;\n" |
| << " rayQueryEXT rq;\n" |
| << " rayQueryInitializeEXT(rq, topLevelAS, args.rayFlags, args.cullMask, args.origin.xyz, args.Tmin, args.direction.xyz, args.Tmax);\n" |
| << " while (rayQueryProceedEXT(rq)) {\n" |
| << " const uint candidateType = rayQueryGetIntersectionTypeEXT(rq, false);\n" |
| << " if (candidateType == gl_RayQueryCandidateIntersectionTriangleEXT) {\n" |
| << " candidateFoundVal = 1u;\n" |
| << " }\n" |
| << " else if (candidateType == gl_RayQueryCandidateIntersectionAABBEXT) {\n" |
| << " candidateFoundVal = 2u;\n" |
| << " break;\n" |
| << " }\n" |
| << " else {\n" |
| << " candidateFoundVal = 3u;\n" |
| << " break;\n" |
| << " }\n" |
| << " }\n" |
| << " result.candidateFound = candidateFoundVal;\n" |
| << "}\n"; |
| |
| programCollection.glslSources.add("comp") << glu::ComputeSource(comp.str()) << buildOptions; |
| } |
| |
| TestInstance* NonUniformArgsCase::createInstance (Context& context) const |
| { |
| return new NonUniformArgsInstance(context, m_params); |
| } |
| |
| NonUniformArgsInstance::NonUniformArgsInstance (Context& context, const NonUniformParams& params) |
| : TestInstance (context) |
| , m_params (params) |
| {} |
| |
| tcu::TestStatus NonUniformArgsInstance::iterate (void) |
| { |
| const auto& vkd = m_context.getDeviceInterface(); |
| const auto device = m_context.getDevice(); |
| auto& alloc = m_context.getDefaultAllocator(); |
| const auto qIndex = m_context.getUniversalQueueFamilyIndex(); |
| const auto queue = m_context.getUniversalQueue(); |
| const auto stages = VK_SHADER_STAGE_COMPUTE_BIT; |
| |
| // Geometry data constants. |
| const std::vector<tcu::Vec3> kOffscreenTriangle = |
| { |
| // Triangle around (x=0, y=2) z=-5 |
| tcu::Vec3( 0.0f, 2.5f, -5.0f), |
| tcu::Vec3(-0.5f, 1.5f, -5.0f), |
| tcu::Vec3( 0.5f, 1.5f, -5.0f), |
| }; |
| const std::vector<tcu::Vec3> kOnscreenTriangle = |
| { |
| // Triangle around (x=0, y=2) z=5 |
| tcu::Vec3( 0.0f, 2.5f, 5.0f), |
| tcu::Vec3(-0.5f, 1.5f, 5.0f), |
| tcu::Vec3( 0.5f, 1.5f, 5.0f), |
| }; |
| const tcu::Vec4 kGoodOrigin (0.0f, 2.0f, 0.0f, 0.0f); // Around (x=0, y=2) z=0. |
| const tcu::Vec4 kBadOrigin (0.0f, 8.0f, 0.0f, 0.0f); // Too high, around (x=0, y=8) depth 0. |
| const tcu::Vec4 kGoodDirection (0.0f, 0.0f, 1.0f, 0.0f); // Towards +z. |
| const tcu::Vec4 kBadDirection (1.0f, 0.0f, 0.0f, 0.0f); // Towards +x. |
| const float kGoodTmin = 4.0f; // Good to travel from z=0 to z=5. |
| const float kGoodTmax = 6.0f; // Ditto. |
| const float kBadTmin = 5.5f; // Tmin after triangle. |
| const float kBadTmax = 4.5f; // Tmax before triangle. |
| const deUint32 kGoodFlags = 0u; // MaskNone |
| const deUint32 kBadFlags = 256u; // SkipTrianglesKHR |
| const deUint32 kGoodCullMask = 0x0Fu; // Matches instance. |
| const deUint32 kBadCullMask = 0xF0u; // Does not match instance. |
| |
| // Command pool and buffer. |
| const auto cmdPool = makeCommandPool(vkd, device, qIndex); |
| const auto cmdBufferPtr = allocateCommandBuffer(vkd, device, cmdPool.get(), VK_COMMAND_BUFFER_LEVEL_PRIMARY); |
| const auto cmdBuffer = cmdBufferPtr.get(); |
| |
| beginCommandBuffer(vkd, cmdBuffer); |
| |
| // Build acceleration structures. |
| auto topLevelAS = makeTopLevelAccelerationStructure(); |
| auto bottomLevelAS = makeBottomLevelAccelerationStructure(); |
| |
| // Putting the offscreen triangle first makes sure hits have a geometryIndex=1, meaning sbtRecordStride matters. |
| std::vector<const std::vector<tcu::Vec3>*> geometries; |
| geometries.push_back(&kOffscreenTriangle); |
| geometries.push_back(&kOnscreenTriangle); |
| |
| for (const auto& geometryPtr : geometries) |
| bottomLevelAS->addGeometry(*geometryPtr, true /* is triangles */); |
| |
| bottomLevelAS->createAndBuild(vkd, device, cmdBuffer, alloc); |
| |
| de::SharedPtr<BottomLevelAccelerationStructure> blasSharedPtr (bottomLevelAS.release()); |
| topLevelAS->setInstanceCount(1); |
| topLevelAS->addInstance(blasSharedPtr, identityMatrix3x4, 0u, kGoodCullMask, 0u, VK_GEOMETRY_INSTANCE_TRIANGLE_FACING_CULL_DISABLE_BIT_KHR); |
| topLevelAS->createAndBuild(vkd, device, cmdBuffer, alloc); |
| |
| // Input storage buffer. |
| const auto inputBufferSize = static_cast<VkDeviceSize>(sizeof(ArgsBufferData)); |
| const auto inputBufferInfo = makeBufferCreateInfo(inputBufferSize, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT); |
| BufferWithMemory inputBuffer (vkd, device, alloc, inputBufferInfo, MemoryRequirement::HostVisible); |
| auto& inputBufferAlloc = inputBuffer.getAllocation(); |
| |
| // Output storage buffer. |
| const auto outputBufferSize = static_cast<VkDeviceSize>(sizeof(deUint32)); |
| const auto outputBufferInfo = makeBufferCreateInfo(outputBufferSize, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT); |
| BufferWithMemory outputBuffer (vkd, device, alloc, outputBufferInfo, MemoryRequirement::HostVisible); |
| auto& outputBufferAlloc = outputBuffer.getAllocation(); |
| |
| // Fill output buffer with an initial invalid value. |
| deMemset(outputBufferAlloc.getHostPtr(), 42, static_cast<size_t>(outputBufferSize)); |
| flushAlloc(vkd, device, outputBufferAlloc); |
| |
| // Descriptor set layout and pipeline layout. |
| DescriptorSetLayoutBuilder setLayoutBuilder; |
| setLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, stages); |
| setLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, stages); |
| setLayoutBuilder.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, stages); |
| const auto setLayout = setLayoutBuilder.build(vkd, device); |
| const auto pipelineLayout = makePipelineLayout(vkd, device, setLayout.get()); |
| |
| // Descriptor pool and set. |
| DescriptorPoolBuilder poolBuilder; |
| poolBuilder.addType(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR); |
| poolBuilder.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 2u); |
| const auto descriptorPool = poolBuilder.build(vkd, device, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u); |
| const auto descriptorSet = makeDescriptorSet(vkd, device, descriptorPool.get(), setLayout.get()); |
| |
| // Update descriptor set. |
| { |
| const VkWriteDescriptorSetAccelerationStructureKHR accelDescInfo = |
| { |
| VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR, |
| nullptr, |
| 1u, |
| topLevelAS.get()->getPtr(), |
| }; |
| |
| const auto inputBufferDescInfo = makeDescriptorBufferInfo(inputBuffer.get(), 0ull, VK_WHOLE_SIZE); |
| const auto outputBufferDescInfo = makeDescriptorBufferInfo(outputBuffer.get(), 0ull, VK_WHOLE_SIZE); |
| |
| DescriptorSetUpdateBuilder updateBuilder; |
| updateBuilder.writeSingle(descriptorSet.get(), DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, &accelDescInfo); |
| updateBuilder.writeSingle(descriptorSet.get(), DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &inputBufferDescInfo); |
| updateBuilder.writeSingle(descriptorSet.get(), DescriptorSetUpdateBuilder::Location::binding(2u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &outputBufferDescInfo); |
| updateBuilder.update(vkd, device); |
| } |
| |
| // Shader modules. |
| const auto compModule = createShaderModule(vkd, device, m_context.getBinaryCollection().get("comp"), 0u); |
| |
| // Generate ids for the closest hit and miss shaders according to the test parameters. |
| DE_ASSERT(geometries.size() > 0u); |
| |
| const VkPipelineShaderStageCreateInfo stageCreateInfo = |
| { |
| VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO, // VkStructureType sType; |
| nullptr, // const void* pNext; |
| 0u, // VkPipelineShaderStageCreateFlags flags; |
| VK_SHADER_STAGE_COMPUTE_BIT, // VkShaderStageFlagBits stage; |
| compModule.get(), // VkShaderModule module; |
| "main", // const char* pName; |
| nullptr, // const VkSpecializationInfo* pSpecializationInfo; |
| }; |
| |
| const VkComputePipelineCreateInfo pipelineCreateInfo = |
| { |
| VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO, // VkStructureType sType; |
| nullptr, // const void* pNext; |
| 0u, // VkPipelineCreateFlags flags; |
| stageCreateInfo, // VkPipelineShaderStageCreateInfo stage; |
| pipelineLayout.get(), // VkPipelineLayout layout; |
| DE_NULL, // VkPipeline basePipelineHandle; |
| 0, // deInt32 basePipelineIndex; |
| }; |
| |
| const auto pipeline = createComputePipeline(vkd, device, DE_NULL, &pipelineCreateInfo); |
| |
| // Fill input buffer values. |
| { |
| const ArgsBufferData argsBufferData = |
| { |
| ((m_params.missCause == MissCause::ORIGIN) ? kBadOrigin : kGoodOrigin), |
| ((m_params.missCause == MissCause::DIRECTION) ? kBadDirection : kGoodDirection), |
| ((m_params.missCause == MissCause::TMIN) ? kBadTmin : kGoodTmin), |
| ((m_params.missCause == MissCause::TMAX) ? kBadTmax : kGoodTmax), |
| ((m_params.missCause == MissCause::FLAGS) ? kBadFlags : kGoodFlags), |
| ((m_params.missCause == MissCause::CULL_MASK) ? kBadCullMask : kGoodCullMask), |
| }; |
| |
| deMemcpy(inputBufferAlloc.getHostPtr(), &argsBufferData, sizeof(argsBufferData)); |
| flushAlloc(vkd, device, inputBufferAlloc); |
| } |
| |
| // Trace rays. |
| vkd.cmdBindPipeline(cmdBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, pipeline.get()); |
| vkd.cmdBindDescriptorSets(cmdBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, pipelineLayout.get(), 0u, 1u, &descriptorSet.get(), 0u, nullptr); |
| vkd.cmdDispatch(cmdBuffer, 1u, 1u, 1u); |
| |
| // Barrier for the output buffer. |
| const auto bufferBarrier = makeMemoryBarrier(VK_ACCESS_SHADER_WRITE_BIT, VK_ACCESS_HOST_READ_BIT); |
| vkd.cmdPipelineBarrier(cmdBuffer, VK_PIPELINE_STAGE_RAY_TRACING_SHADER_BIT_KHR, VK_PIPELINE_STAGE_HOST_BIT, 0u, 1u, &bufferBarrier, 0u, nullptr, 0u, nullptr); |
| |
| endCommandBuffer(vkd, cmdBuffer); |
| submitCommandsAndWait(vkd, device, queue, cmdBuffer); |
| |
| // Check output value. |
| invalidateAlloc(vkd, device, outputBufferAlloc); |
| deUint32 outputVal = std::numeric_limits<deUint32>::max(); |
| deMemcpy(&outputVal, outputBufferAlloc.getHostPtr(), sizeof(outputVal)); |
| const auto expectedVal = ((m_params.missCause == MissCause::NONE) ? 1u : 0u); |
| |
| std::ostringstream msg; |
| msg << "Output value: " << outputVal << " (expected " << expectedVal << ")"; |
| |
| if (outputVal != expectedVal) |
| return tcu::TestStatus::fail(msg.str()); |
| |
| auto& log = m_context.getTestContext().getLog(); |
| log << tcu::TestLog::Message << msg.str() << tcu::TestLog::EndMessage; |
| |
| return tcu::TestStatus::pass("Pass"); |
| } |
| |
| } // anonymous |
| |
| tcu::TestCaseGroup* createNonUniformArgsTests (tcu::TestContext& testCtx) |
| { |
| de::MovePtr<tcu::TestCaseGroup> nonUniformGroup(new tcu::TestCaseGroup(testCtx, "non_uniform_args", "Test non-uniform arguments in traceRayExt()")); |
| |
| NonUniformParams params; |
| for (int causeIdx = static_cast<int>(MissCause::NONE); causeIdx < static_cast<int>(MissCause::CAUSE_COUNT); ++causeIdx) |
| { |
| params.missCause = static_cast<MissCause>(causeIdx); |
| const std::string testName = ((params.missCause == MissCause::NONE) ? std::string("no_miss") : "miss_cause_" + de::toString(causeIdx)); |
| nonUniformGroup->addChild(new NonUniformArgsCase(testCtx, testName, "", params)); |
| } |
| |
| return nonUniformGroup.release(); |
| } |
| |
| } // RayQuery |
| } // vkt |