增加glsl2spirv代码

CMakeLists.txt

@@ -37,17 +37,18 @@ add_definitions(-DMATH_AVX)
 
 SET(ULRE    ULRE.Base
             ULRE.Util
+            ULRE.Shader
             ULRE.RenderDevice.Vulkan
             ULRE.SceneGraph
             ULRE.Platform
             MathGeoLib
             spirv-cross-core
-            glslang
+            SPIRV
             jsoncpp_lib
             ${RENDER_LIBRARY}
             ${Vulkan_LIBRARIES})
 
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/glslang/glslang/Include)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/glslang)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/assimp/include)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/MathGeoLib/src)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/NvTriStrip)

example/Vulkan/first_triangle.cpp

@@ -4,6 +4,7 @@
 #include"VulkanAppFramework.h"
 #include<hgl/math/Math.h>
 #include<hgl/filesystem/FileSystem.h>
+#include<hgl/graph/shader/glsl2spv.h>
 
 using namespace hgl;
 using namespace hgl::graph;
@@ -159,6 +160,8 @@ public:
 
 int main(int,char **)
 {
+    hgl::graph::InitDefaultShaderBuildResource();
+
     TestApp app;
 
     if(!app.Init())

inc/hgl/graph/shader/glsl2spv.h

@@ -0,0 +1,17 @@
+#ifndef HGL_GRAPH_GLSL2SPV_INCLUDE
+#define HGL_GRAPH_GLSL2SPV_INCLUDE
+
+#include<vulkan/vulkan.h>
+#include<vector>
+#include<hgl/type/BaseString.h>
+
+namespace hgl
+{
+    namespace graph
+    {
+        void InitDefaultShaderBuildResource();      ///<初始化glsl2spv数值限定
+
+        bool GLSL2SPV(const VkShaderStageFlagBits shader_type,const char *shader_source,std::vector<uint32> &spirv,UTF8String &log,UTF8String &debug_log);
+    }//namespace graph
+}//namespace hgl
+#endif//HGL_GRAPH_GLSL2SPV_INCLUDE

src/RenderDevice/CMakeLists.txt

@@ -1 +1,2 @@
 add_subdirectory(Vulkan)
+add_subdirectory(Shader)

src/RenderDevice/Shader/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(GRAPH_SHADER_INCLUDE ${ROOT_INCLUDE_PATH}/hgl/graph/shader)
+
+SET(GRAPH_SHADER_HEADER ${GRAPH_SHADER_INCLUDE}/glsl2spv.h)
+
+SET(GRAPH_SHADER_SOURCE glsl2spv.cpp)
+
+SOURCE_GROUP("Header Files" FILES ${GRAPH_SHADER_HEADER})
+SOURCE_GROUP("Source Files" FILES ${GRAPH_SHADER_SOURCE})
+
+add_library(ULRE.Shader STATIC ${GRAPH_SHADER_HEADER}
+                               ${GRAPH_SHADER_SOURCE})

src/RenderDevice/Shader/glsl2spv.cpp

@@ -0,0 +1,190 @@
+#include<hgl/graph/shader/glsl2spv.h>
+#include<SPIRV/GlslangToSpv.h>
+
+namespace hgl
+{
+    namespace graph
+    {
+        namespace
+        {
+            static TBuiltInResource default_build_in_resource;
+
+            void init_default_build_in_resource() 
+            {
+                default_build_in_resource.maxLights = 32;
+                default_build_in_resource.maxClipPlanes = 6;
+                default_build_in_resource.maxTextureUnits = 32;
+                default_build_in_resource.maxTextureCoords = 32;
+                default_build_in_resource.maxVertexAttribs = 64;
+                default_build_in_resource.maxVertexUniformComponents = 4096;
+                default_build_in_resource.maxVaryingFloats = 64;
+                default_build_in_resource.maxVertexTextureImageUnits = 32;
+                default_build_in_resource.maxCombinedTextureImageUnits = 80;
+                default_build_in_resource.maxTextureImageUnits = 32;
+                default_build_in_resource.maxFragmentUniformComponents = 4096;
+                default_build_in_resource.maxDrawBuffers = 32;
+                default_build_in_resource.maxVertexUniformVectors = 128;
+                default_build_in_resource.maxVaryingVectors = 8;
+                default_build_in_resource.maxFragmentUniformVectors = 16;
+                default_build_in_resource.maxVertexOutputVectors = 16;
+                default_build_in_resource.maxFragmentInputVectors = 15;
+                default_build_in_resource.minProgramTexelOffset = -8;
+                default_build_in_resource.maxProgramTexelOffset = 7;
+                default_build_in_resource.maxClipDistances = 8;
+                default_build_in_resource.maxComputeWorkGroupCountX = 65535;
+                default_build_in_resource.maxComputeWorkGroupCountY = 65535;
+                default_build_in_resource.maxComputeWorkGroupCountZ = 65535;
+                default_build_in_resource.maxComputeWorkGroupSizeX = 1024;
+                default_build_in_resource.maxComputeWorkGroupSizeY = 1024;
+                default_build_in_resource.maxComputeWorkGroupSizeZ = 64;
+                default_build_in_resource.maxComputeUniformComponents = 1024;
+                default_build_in_resource.maxComputeTextureImageUnits = 16;
+                default_build_in_resource.maxComputeImageUniforms = 8;
+                default_build_in_resource.maxComputeAtomicCounters = 8;
+                default_build_in_resource.maxComputeAtomicCounterBuffers = 1;
+                default_build_in_resource.maxVaryingComponents = 60;
+                default_build_in_resource.maxVertexOutputComponents = 64;
+                default_build_in_resource.maxGeometryInputComponents = 64;
+                default_build_in_resource.maxGeometryOutputComponents = 128;
+                default_build_in_resource.maxFragmentInputComponents = 128;
+                default_build_in_resource.maxImageUnits = 8;
+                default_build_in_resource.maxCombinedImageUnitsAndFragmentOutputs = 8;
+                default_build_in_resource.maxCombinedShaderOutputResources = 8;
+                default_build_in_resource.maxImageSamples = 0;
+                default_build_in_resource.maxVertexImageUniforms = 0;
+                default_build_in_resource.maxTessControlImageUniforms = 0;
+                default_build_in_resource.maxTessEvaluationImageUniforms = 0;
+                default_build_in_resource.maxGeometryImageUniforms = 0;
+                default_build_in_resource.maxFragmentImageUniforms = 8;
+                default_build_in_resource.maxCombinedImageUniforms = 8;
+                default_build_in_resource.maxGeometryTextureImageUnits = 16;
+                default_build_in_resource.maxGeometryOutputVertices = 256;
+                default_build_in_resource.maxGeometryTotalOutputComponents = 1024;
+                default_build_in_resource.maxGeometryUniformComponents = 1024;
+                default_build_in_resource.maxGeometryVaryingComponents = 64;
+                default_build_in_resource.maxTessControlInputComponents = 128;
+                default_build_in_resource.maxTessControlOutputComponents = 128;
+                default_build_in_resource.maxTessControlTextureImageUnits = 16;
+                default_build_in_resource.maxTessControlUniformComponents = 1024;
+                default_build_in_resource.maxTessControlTotalOutputComponents = 4096;
+                default_build_in_resource.maxTessEvaluationInputComponents = 128;
+                default_build_in_resource.maxTessEvaluationOutputComponents = 128;
+                default_build_in_resource.maxTessEvaluationTextureImageUnits = 16;
+                default_build_in_resource.maxTessEvaluationUniformComponents = 1024;
+                default_build_in_resource.maxTessPatchComponents = 120;
+                default_build_in_resource.maxPatchVertices = 32;
+                default_build_in_resource.maxTessGenLevel = 64;
+                default_build_in_resource.maxViewports = 16;
+                default_build_in_resource.maxVertexAtomicCounters = 0;
+                default_build_in_resource.maxTessControlAtomicCounters = 0;
+                default_build_in_resource.maxTessEvaluationAtomicCounters = 0;
+                default_build_in_resource.maxGeometryAtomicCounters = 0;
+                default_build_in_resource.maxFragmentAtomicCounters = 8;
+                default_build_in_resource.maxCombinedAtomicCounters = 8;
+                default_build_in_resource.maxAtomicCounterBindings = 1;
+                default_build_in_resource.maxVertexAtomicCounterBuffers = 0;
+                default_build_in_resource.maxTessControlAtomicCounterBuffers = 0;
+                default_build_in_resource.maxTessEvaluationAtomicCounterBuffers = 0;
+                default_build_in_resource.maxGeometryAtomicCounterBuffers = 0;
+                default_build_in_resource.maxFragmentAtomicCounterBuffers = 1;
+                default_build_in_resource.maxCombinedAtomicCounterBuffers = 1;
+                default_build_in_resource.maxAtomicCounterBufferSize = 16384;
+                default_build_in_resource.maxTransformFeedbackBuffers = 4;
+                default_build_in_resource.maxTransformFeedbackInterleavedComponents = 64;
+                default_build_in_resource.maxCullDistances = 8;
+                default_build_in_resource.maxCombinedClipAndCullDistances = 8;
+                default_build_in_resource.maxSamples = 4;
+                default_build_in_resource.maxMeshOutputVerticesNV = 256;
+                default_build_in_resource.maxMeshOutputPrimitivesNV = 512;
+                default_build_in_resource.maxMeshWorkGroupSizeX_NV = 32;
+                default_build_in_resource.maxMeshWorkGroupSizeY_NV = 1;
+                default_build_in_resource.maxMeshWorkGroupSizeZ_NV = 1;
+                default_build_in_resource.maxTaskWorkGroupSizeX_NV = 32;
+                default_build_in_resource.maxTaskWorkGroupSizeY_NV = 1;
+                default_build_in_resource.maxTaskWorkGroupSizeZ_NV = 1;
+                default_build_in_resource.maxMeshViewCountNV = 4;
+                default_build_in_resource.limits.nonInductiveForLoops = 1;
+                default_build_in_resource.limits.whileLoops = 1;
+                default_build_in_resource.limits.doWhileLoops = 1;
+                default_build_in_resource.limits.generalUniformIndexing = 1;
+                default_build_in_resource.limits.generalAttributeMatrixVectorIndexing = 1;
+                default_build_in_resource.limits.generalVaryingIndexing = 1;
+                default_build_in_resource.limits.generalSamplerIndexing = 1;
+                default_build_in_resource.limits.generalVariableIndexing = 1;
+                default_build_in_resource.limits.generalConstantMatrixVectorIndexing = 1;
+            }
+
+            EShLanguage FindLanguage(const VkShaderStageFlagBits shader_type) 
+            {
+                switch (shader_type) 
+                {
+                    case VK_SHADER_STAGE_VERTEX_BIT:
+                        return EShLangVertex;
+
+                    case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:
+                        return EShLangTessControl;
+
+                    case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:
+                        return EShLangTessEvaluation;
+
+                    case VK_SHADER_STAGE_GEOMETRY_BIT:
+                        return EShLangGeometry;
+
+                    case VK_SHADER_STAGE_FRAGMENT_BIT:
+                        return EShLangFragment;
+
+                    case VK_SHADER_STAGE_COMPUTE_BIT:
+                        return EShLangCompute;
+
+                    default:
+                        return EShLangVertex;
+                }
+            }
+        }//namespace
+
+        void InitDefaultShaderBuildResource()
+        {
+            init_default_build_in_resource();
+        }
+
+        bool GLSL2SPV(const VkShaderStageFlagBits shader_type,const char *shader_source,std::vector<uint32> &spirv,UTF8String &log,UTF8String &debug_log)
+        {
+            EShLanguage stage = FindLanguage(shader_type);
+
+            glslang::TShader shader(stage);
+            glslang::TProgram program;
+
+            const char *shaderStrings[1];
+            TBuiltInResource Resources=default_build_in_resource;
+
+            // Enable SPIR-V and Vulkan rules when parsing GLSL
+            EShMessages messages = (EShMessages)(EShMsgSpvRules | EShMsgVulkanRules);
+
+            shaderStrings[0] = shader_source;
+            shader.setStrings(shaderStrings, 1);
+
+            if (!shader.parse(&Resources, 100, false, messages)) 
+            {
+                puts(shader.getInfoLog());
+                puts(shader.getInfoDebugLog());
+                return false;  // something didn't work
+            }
+
+            program.addShader(&shader);
+
+            //
+            // Program-level processing...
+            //
+
+            if (!program.link(messages)) 
+            {
+                puts(shader.getInfoLog());
+                puts(shader.getInfoDebugLog());
+                fflush(stdout);
+                return false;
+            }
+
+            glslang::GlslangToSpv(*program.getIntermediate(stage), spirv);
+        }
+    }//namespace graph
+}//namespace hgl