| /*------------------------------------------------------------------------ |
| * OpenGL Conformance Tests |
| * ------------------------ |
| * |
| * Copyright (c) 2017-2019 The Khronos Group Inc. |
| * Copyright (c) 2017 Codeplay Software Ltd. |
| * Copyright (c) 2019 NVIDIA 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 Subgroups Tests |
| */ /*--------------------------------------------------------------------*/ |
| |
| #include "glcSubgroupsVoteTests.hpp" |
| #include "glcSubgroupsTestsUtils.hpp" |
| |
| #include <string> |
| #include <vector> |
| #include "tcuStringTemplate.hpp" |
| |
| using namespace tcu; |
| using namespace std; |
| |
| namespace glc |
| { |
| namespace subgroups |
| { |
| |
| namespace |
| { |
| |
| enum OpType |
| { |
| OPTYPE_ALL = 0, |
| OPTYPE_ANY, |
| OPTYPE_ALLEQUAL, |
| OPTYPE_LAST |
| }; |
| |
| static bool checkVertexPipelineStages(std::vector<const void*> datas, |
| deUint32 width, deUint32) |
| { |
| return glc::subgroups::check(datas, width, 0x1F); |
| } |
| |
| static bool checkFragmentPipelineStages(std::vector<const void*> datas, |
| deUint32 width, deUint32 height, deUint32) |
| { |
| const deUint32* data = |
| reinterpret_cast<const deUint32*>(datas[0]); |
| for (deUint32 x = 0u; x < width; ++x) |
| { |
| for (deUint32 y = 0u; y < height; ++y) |
| { |
| const deUint32 ndx = (x * height + y); |
| deUint32 val = data[ndx] & 0x1F; |
| |
| if (data[ndx] & 0x40) //Helper fragment shader invocation was executed |
| { |
| if(val != 0x1F) |
| return false; |
| } |
| else //Helper fragment shader invocation was not executed yet |
| { |
| if (val != 0x1E) |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| static bool checkComputeStage(std::vector<const void*> datas, |
| const deUint32 numWorkgroups[3], const deUint32 localSize[3], |
| deUint32) |
| { |
| return glc::subgroups::checkCompute(datas, numWorkgroups, localSize, 0x1F); |
| } |
| |
| std::string getOpTypeName(int opType) |
| { |
| switch (opType) |
| { |
| default: |
| DE_FATAL("Unsupported op type"); |
| return ""; |
| case OPTYPE_ALL: |
| return "subgroupAll"; |
| case OPTYPE_ANY: |
| return "subgroupAny"; |
| case OPTYPE_ALLEQUAL: |
| return "subgroupAllEqual"; |
| } |
| } |
| |
| struct CaseDefinition |
| { |
| int opType; |
| ShaderStageFlags shaderStage; |
| Format format; |
| }; |
| |
| void initFrameBufferPrograms (SourceCollections& programCollection, CaseDefinition caseDef) |
| { |
| const bool formatIsBoolean = |
| FORMAT_R32_BOOL == caseDef.format || FORMAT_R32G32_BOOL == caseDef.format || FORMAT_R32G32B32_BOOL == caseDef.format || FORMAT_R32G32B32A32_BOOL == caseDef.format; |
| |
| if (SHADER_STAGE_FRAGMENT_BIT != caseDef.shaderStage) |
| subgroups::setFragmentShaderFrameBuffer(programCollection); |
| |
| if (SHADER_STAGE_FRAGMENT_BIT == caseDef.shaderStage) |
| { |
| const string vertex = "${VERSION_DECL}\n" |
| "void main (void)\n" |
| "{\n" |
| " vec2 uv = vec2(float(gl_VertexID & 1), float((gl_VertexID >> 1) & 1));\n" |
| " gl_Position = vec4(uv * 4.0f -2.0f, 0.0f, 1.0f);\n" |
| " gl_PointSize = 1.0f;\n" |
| "}\n"; |
| programCollection.add("vert") << glu::VertexSource(vertex); |
| } |
| else if (SHADER_STAGE_VERTEX_BIT != caseDef.shaderStage) |
| subgroups::setVertexShaderFrameBuffer(programCollection); |
| |
| const string source = |
| (OPTYPE_ALL == caseDef.opType) ? |
| " result = " + getOpTypeName(caseDef.opType) + |
| "(true) ? 0x1u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " result |= 0x4u;\n" |
| : (OPTYPE_ANY == caseDef.opType) ? |
| " result = " + getOpTypeName(caseDef.opType) + |
| "(true) ? 0x1u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " result |= 0x4u;\n" |
| : (OPTYPE_ALLEQUAL == caseDef.opType) ? |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + "(1.25 * float(data[gl_SubgroupInvocationID]) + 5.0);\n" + |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueNoEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + (formatIsBoolean ? "(subgroupElect())\n;" : "(12.0 * float(data[gl_SubgroupInvocationID]) + float(gl_SubgroupInvocationID));\n") + |
| " result = " + getOpTypeName(caseDef.opType) + "(" |
| + subgroups::getFormatNameForGLSL(caseDef.format) + "(1)) ? 0x1u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(gl_SubgroupInvocationID) ? 0u : 0x2u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(data[0]) ? 0x4u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(valueEqual) ? 0x8u : 0x0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(valueNoEqual) ? 0x0u : 0x10u;\n" |
| " if (subgroupElect()) result |= 0x2u | 0x10u;\n" |
| : ""; |
| |
| if (SHADER_STAGE_VERTEX_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream vertexSrc; |
| vertexSrc << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| << "layout(location = 0) out float out_color;\n" |
| << "layout(location = 0) in highp vec4 in_position;\n" |
| << "layout(binding = 0, std140) uniform Buffer1\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uint result;\n" |
| << source |
| << " out_color = float(result);\n" |
| << " gl_Position = in_position;\n" |
| << " gl_PointSize = 1.0f;\n" |
| << "}\n"; |
| |
| programCollection.add("vert") << glu::VertexSource(vertexSrc.str()); |
| } |
| else if (SHADER_STAGE_GEOMETRY_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream geometry; |
| |
| geometry << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| << "layout(points) in;\n" |
| << "layout(points, max_vertices = 1) out;\n" |
| << "layout(location = 0) out float out_color;\n" |
| << "layout(binding = 0, std140) uniform Buffer1\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uint result;\n" |
| << source |
| << " out_color = float(result);\n" |
| << " gl_Position = gl_in[0].gl_Position;\n" |
| << " EmitVertex();\n" |
| << " EndPrimitive();\n" |
| << "}\n"; |
| |
| programCollection.add("geometry") << glu::GeometrySource(geometry.str()); |
| } |
| else if (SHADER_STAGE_TESS_CONTROL_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream controlSource; |
| controlSource << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| << "layout(vertices = 2) out;\n" |
| << "layout(location = 0) out float out_color[];\n" |
| << "layout(binding = 0, std140) uniform Buffer1\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uint result;\n" |
| << " if (gl_InvocationID == 0)\n" |
| <<" {\n" |
| << " gl_TessLevelOuter[0] = 1.0f;\n" |
| << " gl_TessLevelOuter[1] = 1.0f;\n" |
| << " }\n" |
| << source |
| << " out_color[gl_InvocationID] = float(result);" |
| << " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| << "}\n"; |
| |
| programCollection.add("tesc") << glu::TessellationControlSource(controlSource.str()); |
| subgroups::setTesEvalShaderFrameBuffer(programCollection); |
| } |
| else if (SHADER_STAGE_TESS_EVALUATION_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream evaluationSource; |
| evaluationSource << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| << "#extension GL_EXT_tessellation_shader : require\n" |
| << "layout(isolines, equal_spacing, ccw ) in;\n" |
| << "layout(location = 0) out float out_color;\n" |
| << "layout(binding = 0, std140) uniform Buffer1\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uint result;\n" |
| << " highp uint offset = uint(gl_PrimitiveID) * 2u + uint(gl_TessCoord.x + 0.5);\n" |
| << source |
| << " out_color = float(result);\n" |
| << " gl_Position = mix(gl_in[0].gl_Position, gl_in[1].gl_Position, gl_TessCoord.x);\n" |
| << "}\n"; |
| |
| subgroups::setTesCtrlShaderFrameBuffer(programCollection); |
| programCollection.add("tese") << glu::TessellationEvaluationSource(evaluationSource.str()); |
| } |
| else if (SHADER_STAGE_FRAGMENT_BIT == caseDef.shaderStage) |
| { |
| const string sourceFragment = |
| (OPTYPE_ALL == caseDef.opType) ? |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(!gl_HelperInvocation) ? 0x0u : 0x1u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " result |= 0x4u;\n" |
| : (OPTYPE_ANY == caseDef.opType) ? |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(gl_HelperInvocation) ? 0x1u : 0x0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " result |= 0x4u;\n" |
| : (OPTYPE_ALLEQUAL == caseDef.opType) ? |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + "(1.25 * float(data[gl_SubgroupInvocationID]) + 5.0);\n" + |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueNoEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + (formatIsBoolean ? "(subgroupElect());\n" : "(12.0 * float(data[gl_SubgroupInvocationID]) + gl_FragCoord.x * float(gl_SubgroupInvocationID));\n") + |
| " result |= " + getOpTypeName(caseDef.opType) + "(" |
| + subgroups::getFormatNameForGLSL(caseDef.format) + "(1)) ? 0x10u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(gl_SubgroupInvocationID) ? 0u : 0x2u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(data[0]) ? 0x4u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(valueEqual) ? 0x8u : 0x0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(gl_HelperInvocation) ? 0x0u : 0x1u;\n" |
| " if (subgroupElect()) result |= 0x2u | 0x10u;\n" |
| : ""; |
| |
| std::ostringstream fragmentSource; |
| fragmentSource << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| << "precision highp float;\n" |
| << "layout(location = 0) out uint out_color;\n" |
| << "layout(binding = 0, std140) uniform Buffer1\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "" |
| << "void main()\n" |
| << "{\n" |
| << " uint result = 0u;\n" |
| << " if (dFdx(float(gl_SubgroupInvocationID) * gl_FragCoord.x * gl_FragCoord.y) - dFdy(float(gl_SubgroupInvocationID) * gl_FragCoord.x * gl_FragCoord.y) > 0.0f)\n" |
| << " {\n" |
| << " result |= 0x20u;\n" // to be sure that compiler doesn't remove dFdx and dFdy executions |
| << " }\n" |
| << " bool helper = subgroupAny(gl_HelperInvocation);\n" |
| << " if (helper)\n" |
| << " {\n" |
| << " result |= 0x40u;\n" |
| << " }\n" |
| << sourceFragment |
| << " out_color = result;\n" |
| << "}\n"; |
| |
| programCollection.add("fragment") << glu::FragmentSource(fragmentSource.str()); |
| } |
| else |
| { |
| DE_FATAL("Unsupported shader stage"); |
| } |
| } |
| |
| void initPrograms(SourceCollections& programCollection, CaseDefinition caseDef) |
| { |
| const bool formatIsBoolean = |
| FORMAT_R32_BOOL == caseDef.format || FORMAT_R32G32_BOOL == caseDef.format || FORMAT_R32G32B32_BOOL == caseDef.format || FORMAT_R32G32B32A32_BOOL == caseDef.format; |
| if (SHADER_STAGE_COMPUTE_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream src; |
| |
| src << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| << "layout (${LOCAL_SIZE_X}, ${LOCAL_SIZE_Y}, ${LOCAL_SIZE_Z}) in;\n" |
| << "layout(binding = 0, std430) buffer Buffer1\n" |
| << "{\n" |
| << " uint result[];\n" |
| << "};\n" |
| << "layout(binding = 1, std430) buffer Buffer2\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uvec3 globalSize = gl_NumWorkGroups * gl_WorkGroupSize;\n" |
| << " highp uint offset = globalSize.x * ((globalSize.y * " |
| "gl_GlobalInvocationID.z) + gl_GlobalInvocationID.y) + " |
| "gl_GlobalInvocationID.x;\n"; |
| if (OPTYPE_ALL == caseDef.opType) |
| { |
| src << " result[offset] = " << getOpTypeName(caseDef.opType) |
| << "(true) ? 0x1u : 0u;\n" |
| << " result[offset] |= " << getOpTypeName(caseDef.opType) |
| << "(false) ? 0u : 0x1Au;\n" |
| << " result[offset] |= " << getOpTypeName(caseDef.opType) |
| << "(data[gl_SubgroupInvocationID] > 0u) ? 0x4u : 0u;\n"; |
| } |
| else if (OPTYPE_ANY == caseDef.opType) |
| { |
| src << " result[offset] = " << getOpTypeName(caseDef.opType) |
| << "(true) ? 0x1u : 0u;\n" |
| << " result[offset] |= " << getOpTypeName(caseDef.opType) |
| << "(false) ? 0u : 0x1Au;\n" |
| << " result[offset] |= " << getOpTypeName(caseDef.opType) |
| << "(data[gl_SubgroupInvocationID] == data[0]) ? 0x4u : 0u;\n"; |
| } |
| |
| else if (OPTYPE_ALLEQUAL == caseDef.opType) |
| { |
| src << " " << subgroups::getFormatNameForGLSL(caseDef.format) <<" valueEqual = " << subgroups::getFormatNameForGLSL(caseDef.format) << "(1.25 * float(data[gl_SubgroupInvocationID]) + 5.0);\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) <<" valueNoEqual = " << subgroups::getFormatNameForGLSL(caseDef.format) << (formatIsBoolean ? "(subgroupElect());\n" : "(12.0 * float(data[gl_SubgroupInvocationID]) + float(offset));\n") |
| <<" result[offset] = " << getOpTypeName(caseDef.opType) << "(" |
| << subgroups::getFormatNameForGLSL(caseDef.format) << "(1)) ? 0x1u : 0x0u;\n" |
| << " result[offset] |= " << getOpTypeName(caseDef.opType) |
| << "(gl_SubgroupInvocationID) ? 0x0u : 0x2u;\n" |
| << " result[offset] |= " << getOpTypeName(caseDef.opType) |
| << "(data[0]) ? 0x4u : 0x0u;\n" |
| << " result[offset] |= "<< getOpTypeName(caseDef.opType) |
| << "(valueEqual) ? 0x8u : 0x0u;\n" |
| << " result[offset] |= "<< getOpTypeName(caseDef.opType) |
| << "(valueNoEqual) ? 0x0u : 0x10u;\n" |
| << " if (subgroupElect()) result[offset] |= 0x2u | 0x10u;\n"; |
| } |
| |
| src << "}\n"; |
| |
| programCollection.add("comp") << glu::ComputeSource(src.str()); |
| } |
| else |
| { |
| const string source = |
| (OPTYPE_ALL == caseDef.opType) ? |
| " b${SSBO1}.result[offset] = " + getOpTypeName(caseDef.opType) + |
| "(true) ? 0x1u : 0u;\n" |
| " b${SSBO1}.result[offset] |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " b${SSBO1}.result[offset] |= 0x4u;\n" |
| : (OPTYPE_ANY == caseDef.opType) ? |
| " b${SSBO1}.result[offset] = " + getOpTypeName(caseDef.opType) + |
| "(true) ? 0x1u : 0u;\n" |
| " b${SSBO1}.result[offset] |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " b${SSBO1}.result[offset] |= 0x4u;\n" |
| : (OPTYPE_ALLEQUAL == caseDef.opType) ? |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + "(1.25 * float(data[gl_SubgroupInvocationID]) + 5.0);\n" + |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueNoEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + (formatIsBoolean ? "(subgroupElect());\n" : "(12.0 * float(data[gl_SubgroupInvocationID]) + float(gl_SubgroupInvocationID));\n") + |
| " b${SSBO1}.result[offset] = " + getOpTypeName(caseDef.opType) + "(" |
| + subgroups::getFormatNameForGLSL(caseDef.format) + "(1)) ? 0x1u : 0u;\n" |
| " b${SSBO1}.result[offset] |= " + getOpTypeName(caseDef.opType) + |
| "(gl_SubgroupInvocationID) ? 0u : 0x2u;\n" |
| " b${SSBO1}.result[offset] |= " + getOpTypeName(caseDef.opType) + |
| "(data[0]) ? 0x4u : 0u;\n" |
| " b${SSBO1}.result[offset] |= " + getOpTypeName(caseDef.opType) + |
| "(valueEqual) ? 0x8u : 0x0u;\n" |
| " b${SSBO1}.result[offset] |= " + getOpTypeName(caseDef.opType) + |
| "(valueNoEqual) ? 0x0u : 0x10u;\n" |
| " if (subgroupElect()) b${SSBO1}.result[offset] |= 0x2u | 0x10u;\n" |
| : ""; |
| |
| tcu::StringTemplate sourceTemplate(source); |
| |
| const string formatString = subgroups::getFormatNameForGLSL(caseDef.format); |
| |
| { |
| map<string, string> bufferNameMapping; |
| bufferNameMapping.insert(pair<string, string>("SSBO1", "0")); |
| |
| const string vertex = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| "layout(binding = 0, std430) buffer Buffer0\n" |
| "{\n" |
| " uint result[];\n" |
| "} b0;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + formatString + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " highp int offset = gl_VertexID;\n" |
| + sourceTemplate.specialize(bufferNameMapping) + |
| " float pixelSize = 2.0f/1024.0f;\n" |
| " float pixelPosition = pixelSize/2.0f - 1.0f;\n" |
| " gl_Position = vec4(float(gl_VertexID) * pixelSize + pixelPosition, 0.0f, 0.0f, 1.0f);\n" |
| " gl_PointSize = 1.0f;\n" |
| "}\n"; |
| programCollection.add("vert") << glu::VertexSource(vertex); |
| } |
| |
| { |
| map<string, string> bufferNameMapping; |
| bufferNameMapping.insert(pair<string, string>("SSBO1", "1")); |
| |
| const string tesc = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| "layout(vertices=1) out;\n" |
| "layout(binding = 1, std430) buffer Buffer1\n" |
| "{\n" |
| " uint result[];\n" |
| "} b1;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + formatString + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " highp int offset = gl_PrimitiveID;\n" |
| + sourceTemplate.specialize(bufferNameMapping) + |
| " if (gl_InvocationID == 0)\n" |
| " {\n" |
| " gl_TessLevelOuter[0] = 1.0f;\n" |
| " gl_TessLevelOuter[1] = 1.0f;\n" |
| " }\n" |
| " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| "}\n"; |
| |
| programCollection.add("tesc") << glu::TessellationControlSource(tesc); |
| } |
| |
| { |
| map<string, string> bufferNameMapping; |
| bufferNameMapping.insert(pair<string, string>("SSBO1", "2")); |
| |
| const string tese = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| "layout(isolines) in;\n" |
| "layout(binding = 2, std430) buffer Buffer2\n" |
| "{\n" |
| " uint result[];\n" |
| "} b2;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + formatString + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " highp uint offset = uint(gl_PrimitiveID * 2) + uint(gl_TessCoord.x + 0.5);\n" |
| + sourceTemplate.specialize(bufferNameMapping) + |
| " float pixelSize = 2.0f/1024.0f;\n" |
| " gl_Position = gl_in[0].gl_Position + gl_TessCoord.x * pixelSize / 2.0f;\n" |
| "}\n"; |
| |
| programCollection.add("tese") << glu::TessellationEvaluationSource(tese); |
| } |
| |
| { |
| map<string, string> bufferNameMapping; |
| bufferNameMapping.insert(pair<string, string>("SSBO1", "3")); |
| |
| const string geometry = |
| // version string added by addGeometryShadersFromTemplate |
| "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| "layout(${TOPOLOGY}) in;\n" |
| "layout(points, max_vertices = 1) out;\n" |
| "layout(binding = 3, std430) buffer Buffer3\n" |
| "{\n" |
| " uint result[];\n" |
| "} b3;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + formatString + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " highp int offset = gl_PrimitiveIDIn;\n" |
| + sourceTemplate.specialize(bufferNameMapping) + |
| " gl_Position = gl_in[0].gl_Position;\n" |
| " EmitVertex();\n" |
| " EndPrimitive();\n" |
| "}\n"; |
| |
| subgroups::addGeometryShadersFromTemplate(geometry, programCollection); |
| } |
| |
| { |
| const string sourceFragment = |
| (OPTYPE_ALL == caseDef.opType) ? |
| " result = " + getOpTypeName(caseDef.opType) + |
| "(true) ? 0x1u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " result |= 0x4u;\n" |
| : (OPTYPE_ANY == caseDef.opType) ? |
| " result = " + getOpTypeName(caseDef.opType) + |
| "(true) ? 0x1u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(false) ? 0u : 0x1Au;\n" |
| " result |= 0x4u;\n" |
| : (OPTYPE_ALLEQUAL == caseDef.opType) ? |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + "(1.25 * float(data[gl_SubgroupInvocationID]) + 5.0);\n" + |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " valueNoEqual = " + subgroups::getFormatNameForGLSL(caseDef.format) + (formatIsBoolean ? "(subgroupElect());\n" : "(12.0 * float(data[gl_SubgroupInvocationID]) + gl_FragCoord.x * float(gl_SubgroupInvocationID));\n") + |
| " result = " + getOpTypeName(caseDef.opType) + "(" |
| + subgroups::getFormatNameForGLSL(caseDef.format) + "(1)) ? 0x1u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(gl_SubgroupInvocationID) ? 0u : 0x2u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(data[0]) ? 0x4u : 0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(valueEqual) ? 0x8u : 0x0u;\n" |
| " result |= " + getOpTypeName(caseDef.opType) + |
| "(valueNoEqual) ? 0x0u : 0x10u;\n" |
| " if (subgroupElect()) result |= 0x2u | 0x10u;\n" |
| : ""; |
| const string fragment = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_vote: enable\n" |
| "precision highp float;\n" |
| "layout(location = 0) out uint result;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + formatString + " data[];\n" |
| "};\n" |
| "void main (void)\n" |
| "{\n" |
| + sourceFragment + |
| "}\n"; |
| |
| programCollection.add("fragment") << glu::FragmentSource(fragment); |
| } |
| |
| subgroups::addNoSubgroupShader(programCollection); |
| } |
| } |
| |
| void supportedCheck (Context& context, CaseDefinition caseDef) |
| { |
| if (!subgroups::isSubgroupSupported(context)) |
| TCU_THROW(NotSupportedError, "Subgroup operations are not supported"); |
| |
| if (!subgroups::isSubgroupFeatureSupportedForDevice(context, subgroups::SUBGROUP_FEATURE_VOTE_BIT)) |
| { |
| TCU_THROW(NotSupportedError, "Device does not support subgroup vote operations"); |
| } |
| |
| if (subgroups::isDoubleFormat(caseDef.format) && |
| !subgroups::isDoubleSupportedForDevice(context)) |
| { |
| TCU_THROW(NotSupportedError, "Device does not support subgroup double operations"); |
| } |
| } |
| |
| tcu::TestStatus noSSBOtest (Context& context, const CaseDefinition caseDef) |
| { |
| if (!subgroups::areSubgroupOperationsSupportedForStage( |
| context, caseDef.shaderStage)) |
| { |
| if (subgroups::areSubgroupOperationsRequiredForStage( |
| caseDef.shaderStage)) |
| { |
| return tcu::TestStatus::fail( |
| "Shader stage " + |
| subgroups::getShaderStageName(caseDef.shaderStage) + |
| " is required to support subgroup operations!"); |
| } |
| else |
| { |
| TCU_THROW(NotSupportedError, "Device does not support subgroup operations for this stage"); |
| } |
| } |
| |
| subgroups::SSBOData inputData; |
| inputData.format = caseDef.format; |
| inputData.layout = subgroups::SSBOData::LayoutStd140; |
| inputData.numElements = subgroups::maxSupportedSubgroupSize(); |
| inputData.initializeType = OPTYPE_ALLEQUAL == caseDef.opType ? subgroups::SSBOData::InitializeZero : subgroups::SSBOData::InitializeNonZero; |
| |
| if (SHADER_STAGE_VERTEX_BIT == caseDef.shaderStage) |
| return subgroups::makeVertexFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages); |
| else if (SHADER_STAGE_GEOMETRY_BIT == caseDef.shaderStage) |
| return subgroups::makeGeometryFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages); |
| else if (SHADER_STAGE_TESS_CONTROL_BIT == caseDef.shaderStage) |
| return subgroups::makeTessellationEvaluationFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages, SHADER_STAGE_TESS_CONTROL_BIT); |
| else if (SHADER_STAGE_TESS_EVALUATION_BIT == caseDef.shaderStage) |
| return subgroups::makeTessellationEvaluationFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages, SHADER_STAGE_TESS_EVALUATION_BIT); |
| else if (SHADER_STAGE_FRAGMENT_BIT == caseDef.shaderStage) |
| return subgroups::makeFragmentFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkFragmentPipelineStages); |
| else |
| TCU_THROW(InternalError, "Unhandled shader stage"); |
| } |
| |
| |
| tcu::TestStatus test(Context& context, const CaseDefinition caseDef) |
| { |
| if (SHADER_STAGE_COMPUTE_BIT == caseDef.shaderStage) |
| { |
| if (!subgroups::areSubgroupOperationsSupportedForStage(context, caseDef.shaderStage)) |
| { |
| return tcu::TestStatus::fail( |
| "Shader stage " + |
| subgroups::getShaderStageName(caseDef.shaderStage) + |
| " is required to support subgroup operations!"); |
| } |
| |
| subgroups::SSBOData inputData; |
| inputData.format = caseDef.format; |
| inputData.layout = subgroups::SSBOData::LayoutStd430; |
| inputData.numElements = subgroups::maxSupportedSubgroupSize(); |
| inputData.initializeType = OPTYPE_ALLEQUAL == caseDef.opType ? subgroups::SSBOData::InitializeZero : subgroups::SSBOData::InitializeNonZero; |
| inputData.binding = 1u; |
| |
| return subgroups::makeComputeTest(context, FORMAT_R32_UINT, &inputData, |
| 1, checkComputeStage); |
| } |
| else |
| { |
| int supportedStages = context.getDeqpContext().getContextInfo().getInt(GL_SUBGROUP_SUPPORTED_STAGES_KHR); |
| |
| ShaderStageFlags stages = (ShaderStageFlags)(caseDef.shaderStage & supportedStages); |
| |
| if (SHADER_STAGE_FRAGMENT_BIT != stages && !subgroups::isVertexSSBOSupportedForDevice(context)) |
| { |
| if ( (stages & SHADER_STAGE_FRAGMENT_BIT) == 0) |
| TCU_THROW(NotSupportedError, "Device does not support vertex stage SSBO writes"); |
| else |
| stages = SHADER_STAGE_FRAGMENT_BIT; |
| } |
| |
| if ((ShaderStageFlags)0u == stages) |
| TCU_THROW(NotSupportedError, "Subgroup operations are not supported for any graphic shader"); |
| |
| subgroups::SSBOData inputData; |
| inputData.format = caseDef.format; |
| inputData.layout = subgroups::SSBOData::LayoutStd430; |
| inputData.numElements = subgroups::maxSupportedSubgroupSize(); |
| inputData.initializeType = OPTYPE_ALLEQUAL == caseDef.opType ? subgroups::SSBOData::InitializeZero : subgroups::SSBOData::InitializeNonZero; |
| inputData.binding = 4u; |
| inputData.stages = stages; |
| |
| return subgroups::allStages(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages, stages); |
| } |
| } |
| |
| } // namespace |
| |
| deqp::TestCaseGroup* createSubgroupsVoteTests(deqp::Context& testCtx) |
| { |
| de::MovePtr<deqp::TestCaseGroup> graphicGroup(new deqp::TestCaseGroup( |
| testCtx, "graphics", "Subgroup arithmetic category tests: graphics")); |
| de::MovePtr<deqp::TestCaseGroup> computeGroup(new deqp::TestCaseGroup( |
| testCtx, "compute", "Subgroup arithmetic category tests: compute")); |
| de::MovePtr<deqp::TestCaseGroup> framebufferGroup(new deqp::TestCaseGroup( |
| testCtx, "framebuffer", "Subgroup arithmetic category tests: framebuffer")); |
| |
| de::MovePtr<deqp::TestCaseGroup> fragHelperGroup(new deqp::TestCaseGroup( |
| testCtx, "frag_helper", "Subgroup arithmetic category tests: fragment helper invocation")); |
| |
| const ShaderStageFlags stages[] = |
| { |
| SHADER_STAGE_VERTEX_BIT, |
| SHADER_STAGE_TESS_EVALUATION_BIT, |
| SHADER_STAGE_TESS_CONTROL_BIT, |
| SHADER_STAGE_GEOMETRY_BIT, |
| }; |
| |
| const Format formats[] = |
| { |
| FORMAT_R32_SINT, FORMAT_R32G32_SINT, FORMAT_R32G32B32_SINT, |
| FORMAT_R32G32B32A32_SINT, FORMAT_R32_UINT, FORMAT_R32G32_UINT, |
| FORMAT_R32G32B32_UINT, FORMAT_R32G32B32A32_UINT, |
| FORMAT_R32_SFLOAT, FORMAT_R32G32_SFLOAT, |
| FORMAT_R32G32B32_SFLOAT, FORMAT_R32G32B32A32_SFLOAT, |
| FORMAT_R64_SFLOAT, FORMAT_R64G64_SFLOAT, |
| FORMAT_R64G64B64_SFLOAT, FORMAT_R64G64B64A64_SFLOAT, |
| FORMAT_R32_BOOL, FORMAT_R32G32_BOOL, |
| FORMAT_R32G32B32_BOOL, FORMAT_R32G32B32A32_BOOL, |
| }; |
| |
| for (int formatIndex = 0; formatIndex < DE_LENGTH_OF_ARRAY(formats); ++formatIndex) |
| { |
| const Format format = formats[formatIndex]; |
| |
| for (int opTypeIndex = 0; opTypeIndex < OPTYPE_LAST; ++opTypeIndex) |
| { |
| // Skip the typed tests for all but subgroupAllEqual() |
| if ((FORMAT_R32_UINT != format) && (OPTYPE_ALLEQUAL != opTypeIndex)) |
| { |
| continue; |
| } |
| |
| const std::string op = de::toLower(getOpTypeName(opTypeIndex)); |
| |
| { |
| const CaseDefinition caseDef = {opTypeIndex, SHADER_STAGE_COMPUTE_BIT, format}; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(computeGroup.get(), |
| op + "_" + subgroups::getFormatNameForGLSL(format), |
| "", supportedCheck, initPrograms, test, caseDef); |
| } |
| |
| { |
| const CaseDefinition caseDef = {opTypeIndex, SHADER_STAGE_ALL_GRAPHICS, format}; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(graphicGroup.get(), |
| op + "_" + subgroups::getFormatNameForGLSL(format), |
| "", supportedCheck, initPrograms, test, caseDef); |
| } |
| |
| for (int stageIndex = 0; stageIndex < DE_LENGTH_OF_ARRAY(stages); ++stageIndex) |
| { |
| const CaseDefinition caseDef = {opTypeIndex, stages[stageIndex], format}; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(framebufferGroup.get(), |
| op + "_" + |
| subgroups::getFormatNameForGLSL(format) |
| + "_" + getShaderStageName(caseDef.shaderStage), "", |
| supportedCheck, initFrameBufferPrograms, noSSBOtest, caseDef); |
| } |
| |
| const CaseDefinition caseDef = {opTypeIndex, SHADER_STAGE_FRAGMENT_BIT, format}; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(fragHelperGroup.get(), |
| op + "_" + |
| subgroups::getFormatNameForGLSL(format) |
| + "_" + getShaderStageName(caseDef.shaderStage), "", |
| supportedCheck, initFrameBufferPrograms, noSSBOtest, caseDef); |
| } |
| } |
| |
| de::MovePtr<deqp::TestCaseGroup> group(new deqp::TestCaseGroup( |
| testCtx, "vote", "Subgroup vote category tests")); |
| |
| group->addChild(graphicGroup.release()); |
| group->addChild(computeGroup.release()); |
| group->addChild(framebufferGroup.release()); |
| group->addChild(fragHelperGroup.release()); |
| |
| return group.release(); |
| } |
| |
| } // subgroups |
| } // glc |
