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[Feat] (MG_Util/Compiler): shader compiler WIP

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swung0x48
2025-07-13 21:14:18 +08:00
parent d6bdd6854f
commit ea30e0ee92
6 changed files with 333 additions and 74 deletions
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MobileGL/MG_Util/Pipelines/Shader/GLSLtoSPIRVPipeline.h
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@@ -2,15 +2,201 @@
// Created by Swung 0x48 on 2025-07-12.
//
#ifndef FOLD_CRAFT_LAUNCHER_GLSLTOSPIRVPIPELINE_H
#define FOLD_CRAFT_LAUNCHER_GLSLTOSPIRVPIPELINE_H
#ifndef MG_GLSLTOSPIRVPIPELINE_H
#define MG_GLSLTOSPIRVPIPELINE_H
#include "../../../Includes.h"
namespace MobileGL {
namespace MG_Util {
namespace Pipeline {
struct TUniform {
String name;
bool isSampler = false;
// For isSampler == false
glslang::TStorageQualifier storageQualifier;
Uint layoutLocation = 0;
Uint layoutBinding = 0;
glslang::TLayoutPacking layoutPacking;
// For isSampler == true
glslang::TSampler sampler;
};
struct GLSLtoSPIRVPayload {
GLenum shaderType;
String sourceStr;
UniquePtr<glslang::TShader> TShader;
Vector<TUniform> uniforms;
Int errc = 0;
String log;
};
class UniformTraverser : public glslang::TIntermTraverser {
public:
UniformTraverser(Vector<TUniform>& u): uniforms(u) {}
void visitSymbol(glslang::TIntermSymbol* symbol) override {
const auto& type = symbol->getType();
if (symbol->getQualifier().isUniform()) {
auto name = symbol->getName();
auto qualifier = symbol->getQualifier();
auto& uniform = uniforms.emplace_back();
uniform.isSampler = false;
uniform.name = name;
uniform.storageQualifier = qualifier.storage;
uniform.layoutLocation = qualifier.layoutLocation;
uniform.layoutBinding = qualifier.layoutBinding;
uniform.layoutPacking = qualifier.layoutPacking;
} else if (type.getBasicType() == glslang::EbtSampler) {
auto& uniform = uniforms.emplace_back();
uniform.name = symbol->getName();
uniform.isSampler = true;
uniform.sampler = type.getSampler();
}
}
Vector<TUniform>& uniforms;
};
class GLSLtoSPIRVPipeline {
explicit GLSLtoSPIRVPipeline(std::function<void(GLSLtoSPIRVPayload &)> callback);
void Invoke(SharedPtr<GLSLtoSPIRVPayload> payload);
inline static EShLanguage GetEShLanguageByShaderType(GLenum shaderType) {
switch (shaderType) {
case GL_VERTEX_SHADER:
return EShLanguage::EShLangVertex;
case GL_FRAGMENT_SHADER:
return EShLanguage::EShLangFragment;
case GL_COMPUTE_SHADER:
return EShLanguage::EShLangCompute;
case GL_TESS_CONTROL_SHADER:
return EShLanguage::EShLangTessControl;
case GL_TESS_EVALUATION_SHADER:
return EShLanguage::EShLangTessEvaluation;
case GL_GEOMETRY_SHADER:
return EShLanguage::EShLangGeometry;
default:
return EShLanguage::EShLangCount;
}
}
static inline TBuiltInResource& GetTBuiltInResourceInstance() {
static TBuiltInResource Resources{};
Resources.maxLights = 32;
Resources.maxClipPlanes = 6;
Resources.maxTextureUnits = 32;
Resources.maxTextureCoords = 32;
Resources.maxVertexAttribs = 64;
Resources.maxVertexUniformComponents = 4096;
Resources.maxVaryingFloats = 64;
Resources.maxVertexTextureImageUnits = 32;
Resources.maxCombinedTextureImageUnits = 80;
Resources.maxTextureImageUnits = 32;
Resources.maxFragmentUniformComponents = 4096;
Resources.maxDrawBuffers = 32;
Resources.maxVertexUniformVectors = 128;
Resources.maxVaryingVectors = 8;
Resources.maxFragmentUniformVectors = 16;
Resources.maxVertexOutputVectors = 16;
Resources.maxFragmentInputVectors = 15;
Resources.minProgramTexelOffset = -8;
Resources.maxProgramTexelOffset = 7;
Resources.maxClipDistances = 8;
Resources.maxComputeWorkGroupCountX = 65535;
Resources.maxComputeWorkGroupCountY = 65535;
Resources.maxComputeWorkGroupCountZ = 65535;
Resources.maxComputeWorkGroupSizeX = 1024;
Resources.maxComputeWorkGroupSizeY = 1024;
Resources.maxComputeWorkGroupSizeZ = 64;
Resources.maxComputeUniformComponents = 1024;
Resources.maxComputeTextureImageUnits = 16;
Resources.maxComputeImageUniforms = 8;
Resources.maxComputeAtomicCounters = 8;
Resources.maxComputeAtomicCounterBuffers = 1;
Resources.maxVaryingComponents = 60;
Resources.maxVertexOutputComponents = 64;
Resources.maxGeometryInputComponents = 64;
Resources.maxGeometryOutputComponents = 128;
Resources.maxFragmentInputComponents = 128;
Resources.maxImageUnits = 8;
Resources.maxCombinedImageUnitsAndFragmentOutputs = 8;
Resources.maxCombinedShaderOutputResources = 8;
Resources.maxImageSamples = 0;
Resources.maxVertexImageUniforms = 0;
Resources.maxTessControlImageUniforms = 0;
Resources.maxTessEvaluationImageUniforms = 0;
Resources.maxGeometryImageUniforms = 0;
Resources.maxFragmentImageUniforms = 8;
Resources.maxCombinedImageUniforms = 8;
Resources.maxGeometryTextureImageUnits = 16;
Resources.maxGeometryOutputVertices = 256;
Resources.maxGeometryTotalOutputComponents = 1024;
Resources.maxGeometryUniformComponents = 1024;
Resources.maxGeometryVaryingComponents = 64;
Resources.maxTessControlInputComponents = 128;
Resources.maxTessControlOutputComponents = 128;
Resources.maxTessControlTextureImageUnits = 16;
Resources.maxTessControlUniformComponents = 1024;
Resources.maxTessControlTotalOutputComponents = 4096;
Resources.maxTessEvaluationInputComponents = 128;
Resources.maxTessEvaluationOutputComponents = 128;
Resources.maxTessEvaluationTextureImageUnits = 16;
Resources.maxTessEvaluationUniformComponents = 1024;
Resources.maxTessPatchComponents = 120;
Resources.maxPatchVertices = 32;
Resources.maxTessGenLevel = 64;
Resources.maxViewports = 16;
Resources.maxVertexAtomicCounters = 0;
Resources.maxTessControlAtomicCounters = 0;
Resources.maxTessEvaluationAtomicCounters = 0;
Resources.maxGeometryAtomicCounters = 0;
Resources.maxFragmentAtomicCounters = 8;
Resources.maxCombinedAtomicCounters = 8;
Resources.maxAtomicCounterBindings = 1;
Resources.maxVertexAtomicCounterBuffers = 0;
Resources.maxTessControlAtomicCounterBuffers = 0;
Resources.maxTessEvaluationAtomicCounterBuffers = 0;
Resources.maxGeometryAtomicCounterBuffers = 0;
Resources.maxFragmentAtomicCounterBuffers = 1;
Resources.maxCombinedAtomicCounterBuffers = 1;
Resources.maxAtomicCounterBufferSize = 16384;
Resources.maxTransformFeedbackBuffers = 4;
Resources.maxTransformFeedbackInterleavedComponents = 64;
Resources.maxCullDistances = 8;
Resources.maxCombinedClipAndCullDistances = 8;
Resources.maxSamples = 4;
Resources.maxMeshOutputVerticesNV = 256;
Resources.maxMeshOutputPrimitivesNV = 512;
Resources.maxMeshWorkGroupSizeX_NV = 32;
Resources.maxMeshWorkGroupSizeY_NV = 1;
Resources.maxMeshWorkGroupSizeZ_NV = 1;
Resources.maxTaskWorkGroupSizeX_NV = 32;
Resources.maxTaskWorkGroupSizeY_NV = 1;
Resources.maxTaskWorkGroupSizeZ_NV = 1;
Resources.maxMeshViewCountNV = 4;
Resources.limits.nonInductiveForLoops = true;
Resources.limits.whileLoops = true;
Resources.limits.doWhileLoops = true;
Resources.limits.generalUniformIndexing = true;
Resources.limits.generalAttributeMatrixVectorIndexing = true;
Resources.limits.generalVaryingIndexing = true;
Resources.limits.generalSamplerIndexing = true;
Resources.limits.generalVariableIndexing = true;
Resources.limits.generalConstantMatrixVectorIndexing = true;
return Resources;
}
private:
Pipeline<GLSLtoSPIRVPayload> pipeline_;
};
}
}
}
class GLSLtoSPIRVPipeline {
};
#endif //FOLD_CRAFT_LAUNCHER_GLSLTOSPIRVPIPELINE_H
#endif //MG_GLSLTOSPIRVPIPELINE_H