Updated glslang as core dependency
This commit is contained in:
Alejandro Saucedo
parent
1357549900
commit
598c843545
8 changed files with 23 additions and 362 deletions
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@ -5,214 +5,23 @@
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namespace kp_test_utils {
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std::vector<uint32_t>
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Shader::compileSources(
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const std::vector<std::string>& sources,
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const std::vector<std::string>& files,
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const std::string& entryPoint,
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std::vector<std::pair<std::string, std::string>> definitions,
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const TBuiltInResource& resources)
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{
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// Initialize glslang library.
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glslang::InitializeProcess();
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// Currently we don't support other shader types nor plan to
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const EShLanguage language = EShLangCompute;
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glslang::TShader shader(language);
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std::vector<const char*> filesCStr(files.size()),
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sourcesCStr(sources.size());
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for (size_t i = 0; i < sources.size(); i++)
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sourcesCStr[i] = sources[i].c_str();
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if (files.size() > 1) {
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assert(files.size() == sources.size());
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for (size_t i = 0; i < files.size(); i++)
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filesCStr[i] = files[i].c_str();
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shader.setStringsWithLengthsAndNames(
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sourcesCStr.data(), nullptr, filesCStr.data(), filesCStr.size());
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} else {
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filesCStr = { "" };
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shader.setStringsWithLengthsAndNames(
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sourcesCStr.data(), nullptr, filesCStr.data(), sourcesCStr.size());
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}
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shader.setEntryPoint(entryPoint.c_str());
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shader.setSourceEntryPoint(entryPoint.c_str());
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std::string info_log = "";
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const EShMessages messages = static_cast<EShMessages>(
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EShMsgDefault | EShMsgVulkanRules | EShMsgSpvRules);
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if (!shader.parse(&resources, 100, false, messages)) {
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info_log = std::string(shader.getInfoLog()) + "\n" +
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std::string(shader.getInfoDebugLog());
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KP_LOG_ERROR("Kompute Shader Error: {}", info_log);
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throw std::runtime_error(info_log);
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}
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// Add shader to new program object.
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glslang::TProgram program;
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program.addShader(&shader);
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// Link program.
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if (!program.link(messages)) {
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info_log = std::string(program.getInfoLog()) + "\n" +
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std::string(program.getInfoDebugLog());
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KP_LOG_ERROR("Kompute Shader Error: {}", info_log);
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throw std::runtime_error(info_log);
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}
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// Save any info log that was generated.
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if (shader.getInfoLog()) {
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info_log += std::string(shader.getInfoLog()) + "\n" +
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std::string(shader.getInfoDebugLog()) + "\n";
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KP_LOG_INFO("Kompute Shader Information: {}", info_log);
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}
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glslang::TIntermediate* intermediate = program.getIntermediate(language);
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// Translate to SPIRV.
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if (!intermediate) {
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info_log += "Failed to get shared intermediate code.\n";
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KP_LOG_ERROR("Kompute Shader Error: {}", info_log);
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throw std::runtime_error(info_log);
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}
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spv::SpvBuildLogger logger;
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std::vector<std::uint32_t> spirv;
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glslang::GlslangToSpv(*intermediate, spirv, &logger);
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if (shader.getInfoLog()) {
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info_log += logger.getAllMessages() + "\n";
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KP_LOG_DEBUG("Kompute Shader all result messages: {}", info_log);
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}
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// Shutdown glslang library.
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glslang::FinalizeProcess();
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return spirv;
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}
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std::vector<uint32_t>
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Shader::compileSource(
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const std::string& source,
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const std::string& entryPoint,
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std::vector<std::pair<std::string, std::string>> definitions,
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const TBuiltInResource& resource)
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const std::string& source)
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{
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return compileSources({ source },
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std::vector<std::string>({}),
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entryPoint,
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definitions,
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resource);
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std::string cmd = "glslc -fshader-stage=compute -o tmp_kp_shader.comp.spv - << END\n" + source + "\nEND";
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system(cmd.c_str());
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std::ifstream fileStream("tmp_kp_shader.comp.spv",
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std::ios::binary | std::ios::in | std::ios::ate);
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size_t shaderFileSize = fileStream.tellg();
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fileStream.seekg(0, std::ios::beg);
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char* shaderDataRaw = new char[shaderFileSize];
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fileStream.read(shaderDataRaw, shaderFileSize);
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fileStream.close();
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std::vector<uint32_t> tmpResult = {(uint32_t*)shaderDataRaw, (uint32_t*)(shaderDataRaw + shaderFileSize)};
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return tmpResult;
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}
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const TBuiltInResource Shader::defaultResource = {
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/* .MaxLights = */ 0,
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/* .MaxClipPlanes = */ 0,
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/* .MaxTextureUnits = */ 0,
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/* .MaxTextureCoords = */ 0,
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/* .MaxVertexAttribs = */ 64,
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/* .MaxVertexUniformComponents = */ 4096,
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/* .MaxVaryingFloats = */ 64,
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/* .MaxVertexTextureImageUnits = */ 0,
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/* .MaxCombinedTextureImageUnits = */ 0,
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/* .MaxTextureImageUnits = */ 0,
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/* .MaxFragmentUniformComponents = */ 0,
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/* .MaxDrawBuffers = */ 0,
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/* .MaxVertexUniformVectors = */ 128,
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/* .MaxVaryingVectors = */ 8,
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/* .MaxFragmentUniformVectors = */ 0,
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/* .MaxVertexOutputVectors = */ 16,
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/* .MaxFragmentInputVectors = */ 0,
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/* .MinProgramTexelOffset = */ -8,
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/* .MaxProgramTexelOffset = */ 7,
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/* .MaxClipDistances = */ 8,
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/* .MaxComputeWorkGroupCountX = */ 65535,
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/* .MaxComputeWorkGroupCountY = */ 65535,
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/* .MaxComputeWorkGroupCountZ = */ 65535,
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/* .MaxComputeWorkGroupSizeX = */ 1024,
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/* .MaxComputeWorkGroupSizeY = */ 1024,
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/* .MaxComputeWorkGroupSizeZ = */ 64,
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/* .MaxComputeUniformComponents = */ 1024,
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/* .MaxComputeTextureImageUnits = */ 16,
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/* .MaxComputeImageUniforms = */ 8,
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/* .MaxComputeAtomicCounters = */ 8,
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/* .MaxComputeAtomicCounterBuffers = */ 1,
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/* .MaxVaryingComponents = */ 60,
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/* .MaxVertexOutputComponents = */ 64,
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/* .MaxGeometryInputComponents = */ 64,
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/* .MaxGeometryOutputComponents = */ 128,
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/* .MaxFragmentInputComponents = */ 0,
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/* .MaxImageUnits = */ 0,
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/* .MaxCombinedImageUnitsAndFragmentOutputs = */ 0,
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/* .MaxCombinedShaderOutputResources = */ 8,
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/* .MaxImageSamples = */ 0,
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/* .MaxVertexImageUniforms = */ 0,
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/* .MaxTessControlImageUniforms = */ 0,
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/* .MaxTessEvaluationImageUniforms = */ 0,
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/* .MaxGeometryImageUniforms = */ 0,
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/* .MaxFragmentImageUniforms = */ 0,
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/* .MaxCombinedImageUniforms = */ 0,
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/* .MaxGeometryTextureImageUnits = */ 0,
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/* .MaxGeometryOutputVertices = */ 256,
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/* .MaxGeometryTotalOutputComponents = */ 1024,
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/* .MaxGeometryUniformComponents = */ 1024,
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/* .MaxGeometryVaryingComponents = */ 64,
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/* .MaxTessControlInputComponents = */ 128,
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/* .MaxTessControlOutputComponents = */ 128,
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/* .MaxTessControlTextureImageUnits = */ 0,
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/* .MaxTessControlUniformComponents = */ 1024,
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/* .MaxTessControlTotalOutputComponents = */ 4096,
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/* .MaxTessEvaluationInputComponents = */ 128,
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/* .MaxTessEvaluationOutputComponents = */ 128,
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/* .MaxTessEvaluationTextureImageUnits = */ 16,
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/* .MaxTessEvaluationUniformComponents = */ 1024,
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/* .MaxTessPatchComponents = */ 120,
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/* .MaxPatchVertices = */ 32,
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/* .MaxTessGenLevel = */ 64,
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/* .MaxViewports = */ 16,
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/* .MaxVertexAtomicCounters = */ 0,
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/* .MaxTessControlAtomicCounters = */ 0,
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/* .MaxTessEvaluationAtomicCounters = */ 0,
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/* .MaxGeometryAtomicCounters = */ 0,
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/* .MaxFragmentAtomicCounters = */ 0,
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/* .MaxCombinedAtomicCounters = */ 8,
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/* .MaxAtomicCounterBindings = */ 1,
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/* .MaxVertexAtomicCounterBuffers = */ 0,
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/* .MaxTessControlAtomicCounterBuffers = */ 0,
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/* .MaxTessEvaluationAtomicCounterBuffers = */ 0,
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/* .MaxGeometryAtomicCounterBuffers = */ 0,
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/* .MaxFragmentAtomicCounterBuffers = */ 0,
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/* .MaxCombinedAtomicCounterBuffers = */ 1,
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/* .MaxAtomicCounterBufferSize = */ 16384,
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/* .MaxTransformFeedbackBuffers = */ 4,
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/* .MaxTransformFeedbackInterleavedComponents = */ 64,
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/* .MaxCullDistances = */ 8,
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/* .MaxCombinedClipAndCullDistances = */ 8,
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/* .MaxSamples = */ 4,
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/* .maxMeshOutputVerticesNV = */ 256,
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/* .maxMeshOutputPrimitivesNV = */ 512,
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/* .maxMeshWorkGroupSizeX_NV = */ 32,
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/* .maxMeshWorkGroupSizeY_NV = */ 1,
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/* .maxMeshWorkGroupSizeZ_NV = */ 1,
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/* .maxTaskWorkGroupSizeX_NV = */ 32,
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/* .maxTaskWorkGroupSizeY_NV = */ 1,
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/* .maxTaskWorkGroupSizeZ_NV = */ 1,
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/* .maxMeshViewCountNV = */ 4,
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/* .maxDualSourceDrawBuffersEXT = */ 1,
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/* .limits = */
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{
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/* .nonInductiveForLoops = */ 1,
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/* .whileLoops = */ 1,
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/* .doWhileLoops = */ 1,
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/* .generalUniformIndexing = */ 1,
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/* .generalAttributeMatrixVectorIndexing = */ 1,
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/* .generalVaryingIndexing = */ 1,
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/* .generalSamplerIndexing = */ 1,
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/* .generalVariableIndexing = */ 1,
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/* .generalConstantMatrixVectorIndexing = */ 1,
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}
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};
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}
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@ -3,15 +3,6 @@
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#include <iostream>
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#include <vector>
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#ifdef USE_EXTERNAL_GLSLANG
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#include <SPIRV/GlslangToSpv.h>
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#else
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#include <glslang/SPIRV/GlslangToSpv.h>
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#endif
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#include <glslang/Include/ResourceLimits.h>
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#include <glslang/Public/ShaderLang.h>
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namespace kp_test_utils {
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/**
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@ -20,52 +11,17 @@ namespace kp_test_utils {
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class Shader
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{
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public:
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// The default resource limit for the GLSL compiler, can be overwritten
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// Has been adopted by:
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// https://github.com/KhronosGroup/glslang/blob/master/StandAlone/ResourceLimits.cpp
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const static TBuiltInResource defaultResource;
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/**
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* Compile multiple sources with optional filenames. Currently this function
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* uses the glslang C++ interface which is not thread safe so this funciton
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* should not be called from multiple threads concurrently. If you have a
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* online shader processing multithreading use-case that can't use offline
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* compilation please open an issue.
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*
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* @param sources A list of raw glsl shaders in string format
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* @param files A list of file names respective to each of the sources
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* @param entryPoint The function name to use as entry point
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* @param definitions List of pairs containing key value definitions
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* @param resourcesLimit A list that contains the resource limits for the
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* GLSL compiler
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* @return The compiled SPIR-V binary in unsigned int32 format
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*/
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static std::vector<uint32_t> compileSources(
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const std::vector<std::string>& sources,
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const std::vector<std::string>& files = {},
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const std::string& entryPoint = "main",
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std::vector<std::pair<std::string, std::string>> definitions = {},
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const TBuiltInResource& resources = Shader::defaultResource);
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/**
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* Compile a single glslang source from string value. Currently this
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* function uses the glslang C++ interface which is not thread safe so this
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* funciton should not be called from multiple threads concurrently. If you
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* have a online shader processing multithreading use-case that can't use
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* offline compilation please open an issue.
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* Compile a single glslang source from string value. This is only meant
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* to be used for testing as it's non threadsafe, and it had to be removed
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* from the glslang dependency and now can only run the CLI directly due to
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* license issues: see https://github.com/EthicalML/vulkan-kompute/pull/235
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*
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* @param source An individual raw glsl shader in string format
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* @param entryPoint The function name to use as entry point
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* @param definitions List of pairs containing key value definitions
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* @param resourcesLimit A list that contains the resource limits for the
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* GLSL compiler
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* @return The compiled SPIR-V binary in unsigned int32 format
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*/
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static std::vector<uint32_t> compileSource(
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const std::string& source,
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const std::string& entryPoint = "main",
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std::vector<std::pair<std::string, std::string>> definitions = {},
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const TBuiltInResource& resources = Shader::defaultResource);
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const std::string& source);
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};
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}
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