mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-28 10:35:43 -05:00
Remove last dependence on legacy DXSDK / D3DX
The legacy DXSDK was only needed for DX9 shader compilation, but D3DCompile can handle old shader models. The only other thing needed was reflection support for getting constant data, which I've added.
This commit is contained in:
Mike Popoloski
parent
428e586e11
commit
6e53a5e229
3 changed files with 308 additions and 185 deletions
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@ -1130,14 +1130,7 @@ int main(int _argc, const char* _argv[])
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}
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else
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{
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if (d3d > 9)
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{
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compiled = compileHLSLShaderDx11(cmdLine, input, writer);
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}
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else
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{
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compiled = compileHLSLShaderDx9(cmdLine, input, writer);
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}
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compiled = compileHLSLShader(cmdLine, d3d, input, writer);
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}
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writer->close();
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@ -1297,14 +1290,7 @@ int main(int _argc, const char* _argv[])
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}
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else
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{
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if (d3d > 9)
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{
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compiled = compileHLSLShaderDx11(cmdLine, preprocessor.m_preprocessed, writer);
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}
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else
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{
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compiled = compileHLSLShaderDx9(cmdLine, preprocessor.m_preprocessed, writer);
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}
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compiled = compileHLSLShader(cmdLine, d3d, preprocessor.m_preprocessed, writer);
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}
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writer->close();
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@ -1773,14 +1759,7 @@ int main(int _argc, const char* _argv[])
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}
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else
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{
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if (d3d > 9)
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{
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compiled = compileHLSLShaderDx11(cmdLine, preprocessor.m_preprocessed, writer);
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}
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else
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{
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compiled = compileHLSLShaderDx9(cmdLine, preprocessor.m_preprocessed, writer);
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}
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compiled = compileHLSLShader(cmdLine, d3d, preprocessor.m_preprocessed, writer);
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}
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writer->close();
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@ -35,13 +35,9 @@
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#define BX_WARN _BX_WARN
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#define BX_CHECK _BX_CHECK
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#ifndef SHADERC_CONFIG_DIRECT3D9
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# define SHADERC_CONFIG_DIRECT3D9 BX_PLATFORM_WINDOWS
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#endif // SHADERC_CONFIG_DIRECT3D9
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#ifndef SHADERC_CONFIG_DIRECT3D11
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# define SHADERC_CONFIG_DIRECT3D11 BX_PLATFORM_WINDOWS
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#endif // SHADERC_CONFIG_DIRECT3D11
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#ifndef SHADERC_CONFIG_HLSL
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# define SHADERC_CONFIG_HLSL BX_PLATFORM_WINDOWS
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#endif // SHADERC_CONFIG_HLSL
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extern bool g_verbose;
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@ -106,8 +102,7 @@ void strreplace(char* _str, const char* _find, const char* _replace);
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int32_t writef(bx::WriterI* _writer, const char* _format, ...);
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void writeFile(const char* _filePath, const void* _data, int32_t _size);
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bool compileHLSLShaderDx9(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer);
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bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer);
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bool compileHLSLShader(bx::CommandLine& _cmdLine, uint32_t _d3d, const std::string& _code, bx::WriterI* _writer);
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bool compileGLSLShader(bx::CommandLine& _cmdLine, uint32_t _gles, const std::string& _code, bx::WriterI* _writer);
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#endif // SHADERC_H_HEADER_GUARD
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@ -5,7 +5,7 @@
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#include "shaderc.h"
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#if SHADERC_CONFIG_DIRECT3D11
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#if SHADERC_CONFIG_HLSL
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#include <d3dcompiler.h>
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#include <d3d11shader.h>
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@ -19,6 +19,39 @@ static const GUID GUID_ID3D11ShaderReflection = { 0x0a233719, 0x3960, 0x4578, {
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# define IID_ID3D11ShaderReflection GUID_ID3D11ShaderReflection
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#endif // IID_ID3D11ShaderReflection
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struct CTHeader
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{
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uint32_t Size;
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uint32_t Creator;
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uint32_t Version;
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uint32_t Constants;
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uint32_t ConstantInfo;
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uint32_t Flags;
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uint32_t Target;
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};
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struct CTInfo
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{
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uint32_t Name;
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uint16_t RegisterSet;
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uint16_t RegisterIndex;
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uint16_t RegisterCount;
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uint16_t Reserved;
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uint32_t TypeInfo;
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uint32_t DefaultValue;
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};
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struct CTType
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{
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uint16_t Class;
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uint16_t Type;
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uint16_t Rows;
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uint16_t Columns;
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uint16_t Elements;
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uint16_t StructMembers;
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uint32_t StructMemberInfo;
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};
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struct RemapInputSemantic
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{
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bgfx::Attrib::Enum m_attr;
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@ -62,7 +95,7 @@ const RemapInputSemantic& findInputSemantic(const char* _name, uint8_t _index)
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return s_remapInputSemantic[bgfx::Attrib::Count];
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}
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struct UniformRemapDx11
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struct UniformRemap
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{
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UniformType::Enum id;
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D3D_SHADER_VARIABLE_CLASS paramClass;
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@ -71,7 +104,7 @@ struct UniformRemapDx11
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uint8_t rows;
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};
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static const UniformRemapDx11 s_constRemapDx11[7] =
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static const UniformRemap s_constRemap[7] =
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{
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{ UniformType::Uniform1iv, D3D_SVC_SCALAR, D3D_SVT_INT, 0, 0 },
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{ UniformType::Uniform1fv, D3D_SVC_SCALAR, D3D_SVT_FLOAT, 0, 0 },
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@ -82,11 +115,11 @@ static const UniformRemapDx11 s_constRemapDx11[7] =
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{ UniformType::Uniform4x4fv, D3D_SVC_MATRIX_COLUMNS, D3D_SVT_FLOAT, 4, 4 },
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};
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UniformType::Enum findUniformTypeDx11(const D3D11_SHADER_TYPE_DESC& constDesc)
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UniformType::Enum findUniformType(const D3D11_SHADER_TYPE_DESC& constDesc)
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{
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for (uint32_t ii = 0; ii < BX_COUNTOF(s_constRemapDx11); ++ii)
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for (uint32_t ii = 0; ii < BX_COUNTOF(s_constRemap); ++ii)
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{
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const UniformRemapDx11& remap = s_constRemapDx11[ii];
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const UniformRemap& remap = s_constRemap[ii];
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if (remap.paramClass == constDesc.Class
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&& remap.paramType == constDesc.Type)
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@ -115,7 +148,253 @@ static uint32_t s_optimizationLevelDx11[4] =
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D3DCOMPILE_OPTIMIZATION_LEVEL3,
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};
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bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
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bool getReflectionDataDx9(ID3DBlob* _code, UniformArray& _uniforms)
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{
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// see reference for magic values: https://msdn.microsoft.com/en-us/library/ff552891(VS.85).aspx
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const uint32_t D3DSIO_COMMENT = 0x0000FFFE;
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const uint32_t D3DSIO_END = 0x0000FFFF;
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const uint32_t D3DSI_OPCODE_MASK = 0x0000FFFF;
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const uint32_t D3DSI_COMMENTSIZE_MASK = 0x7FFF0000;
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const uint32_t CTAB_CONSTANT = MAKEFOURCC('C','T','A','B');
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// parse the shader blob for the constant table
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const size_t codeSize = _code->GetBufferSize();
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const uint32_t* ptr = (const uint32_t*)_code->GetBufferPointer();
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const uint32_t* end = (const uint32_t*)((const uint8_t*)ptr + codeSize);
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const CTHeader* header = NULL;
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ptr++; // first byte is shader type / version; skip it since we already know
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while (ptr < end && *ptr != D3DSIO_END)
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{
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uint32_t cur = *ptr++;
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if (cur & D3DSI_OPCODE_MASK != D3DSIO_COMMENT)
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continue;
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// try to find CTAB comment block
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uint32_t commentSize = (cur & D3DSI_COMMENTSIZE_MASK) >> 16;
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uint32_t fourcc = *ptr;
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if (fourcc == CTAB_CONSTANT)
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{
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// found the constant table data
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header = (const CTHeader*)(ptr + 1);
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uint32_t tableSize = (commentSize - 1) * 4;
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if (tableSize < sizeof(CTHeader) || header->Size != sizeof(CTHeader))
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{
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fprintf(stderr, "Error: Invalid constant table data\n");
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return false;
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}
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break;
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}
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// this is a different kind of comment section, so skip over it
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ptr += commentSize - 1;
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}
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if (!header)
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{
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fprintf(stderr, "Error: Could not find constant table data\n");
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return false;
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}
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const uint8_t* headerBytePtr = (const uint8_t*)header;
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const char* creator = (const char*)(headerBytePtr + header->Creator);
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BX_TRACE("Creator: %s 0x%08x", creator, header->Version);
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BX_TRACE("Num constants: %d", header->Constants);
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BX_TRACE("# cl ty RxC S By Name");
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const CTInfo* ctInfoArray = (const CTInfo*)(headerBytePtr + header->ConstantInfo);
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for (uint32_t ii = 0; ii < header->Constants; ii++)
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{
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const CTInfo& ctInfo = ctInfoArray[ii];
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const CTType& ctType = *(const CTType*)(headerBytePtr + ctInfo.TypeInfo);
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const char* name = (const char*)(headerBytePtr + ctInfo.Name);
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BX_TRACE("%3d %2d %2d [%dx%d] %d %s[%d] c%d (%d)"
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, ii
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, ctType.Class
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, ctType.Type
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, ctType.Rows
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, ctType.Columns
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, ctType.StructMembers
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, name
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, ctType.Elements
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, ctInfo.RegisterIndex
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, ctInfo.RegisterCount
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);
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D3D11_SHADER_TYPE_DESC desc;
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desc.Class = (D3D_SHADER_VARIABLE_CLASS)ctType.Class;
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desc.Type = (D3D_SHADER_VARIABLE_TYPE)ctType.Type;
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desc.Rows = ctType.Rows;
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desc.Columns = ctType.Columns;
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UniformType::Enum type = findUniformType(desc);
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if (UniformType::Count != type)
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{
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Uniform un;
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un.name = '$' == name[0] ? name + 1 : name;
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un.type = type;
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un.num = ctType.Elements;
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un.regIndex = ctInfo.RegisterIndex;
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un.regCount = ctInfo.RegisterCount;
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_uniforms.push_back(un);
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}
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}
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return true;
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}
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bool getReflectionDataDx11(ID3DBlob* _code, bool _vshader, UniformArray& _uniforms, uint8_t& _numAttrs, uint16_t* _attrs, uint16_t& _size)
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{
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ID3D11ShaderReflection* reflect = NULL;
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HRESULT hr = D3DReflect(_code->GetBufferPointer()
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, _code->GetBufferSize()
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, IID_ID3D11ShaderReflection
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, (void**)&reflect
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);
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if (FAILED(hr))
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{
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fprintf(stderr, "Error: 0x%08x\n", (uint32_t)hr);
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return false;
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}
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D3D11_SHADER_DESC desc;
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hr = reflect->GetDesc(&desc);
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if (FAILED(hr))
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{
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fprintf(stderr, BX_FILE_LINE_LITERAL "Error: 0x%08x\n", (uint32_t)hr);
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return false;
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}
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BX_TRACE("Creator: %s 0x%08x", desc.Creator, desc.Version);
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BX_TRACE("Num constant buffers: %d", desc.ConstantBuffers);
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BX_TRACE("Input:");
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if (_vshader) // Only care about input semantic on vertex shaders
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{
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for (uint32_t ii = 0; ii < desc.InputParameters; ++ii)
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{
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D3D11_SIGNATURE_PARAMETER_DESC spd;
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reflect->GetInputParameterDesc(ii, &spd);
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BX_TRACE("\t%2d: %s%d, vt %d, ct %d, mask %x, reg %d"
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, ii
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, spd.SemanticName
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, spd.SemanticIndex
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, spd.SystemValueType
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, spd.ComponentType
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, spd.Mask
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, spd.Register
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);
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const RemapInputSemantic& ris = findInputSemantic(spd.SemanticName, spd.SemanticIndex);
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if (ris.m_attr != bgfx::Attrib::Count)
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{
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_attrs[_numAttrs] = bgfx::attribToId(ris.m_attr);
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++_numAttrs;
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}
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}
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}
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BX_TRACE("Output:");
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for (uint32_t ii = 0; ii < desc.OutputParameters; ++ii)
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{
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D3D11_SIGNATURE_PARAMETER_DESC spd;
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reflect->GetOutputParameterDesc(ii, &spd);
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BX_TRACE("\t%2d: %s%d, %d, %d", ii, spd.SemanticName, spd.SemanticIndex, spd.SystemValueType, spd.ComponentType);
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}
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for (uint32_t ii = 0; ii < bx::uint32_min(1, desc.ConstantBuffers); ++ii)
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{
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ID3D11ShaderReflectionConstantBuffer* cbuffer = reflect->GetConstantBufferByIndex(ii);
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D3D11_SHADER_BUFFER_DESC bufferDesc;
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hr = cbuffer->GetDesc(&bufferDesc);
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_size = (uint16_t)bufferDesc.Size;
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if (SUCCEEDED(hr))
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{
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BX_TRACE("%s, %d, vars %d, size %d"
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, bufferDesc.Name
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, bufferDesc.Type
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, bufferDesc.Variables
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, bufferDesc.Size
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);
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for (uint32_t jj = 0; jj < bufferDesc.Variables; ++jj)
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{
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ID3D11ShaderReflectionVariable* var = cbuffer->GetVariableByIndex(jj);
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ID3D11ShaderReflectionType* type = var->GetType();
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D3D11_SHADER_VARIABLE_DESC varDesc;
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hr = var->GetDesc(&varDesc);
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if (SUCCEEDED(hr))
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{
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D3D11_SHADER_TYPE_DESC constDesc;
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hr = type->GetDesc(&constDesc);
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if (SUCCEEDED(hr))
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{
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UniformType::Enum uniformType = findUniformType(constDesc);
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if (UniformType::Count != uniformType
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&& 0 != (varDesc.uFlags & D3D_SVF_USED))
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{
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Uniform un;
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un.name = varDesc.Name;
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un.type = uniformType;
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un.num = constDesc.Elements;
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un.regIndex = varDesc.StartOffset;
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un.regCount = BX_ALIGN_16(varDesc.Size) / 16;
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_uniforms.push_back(un);
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BX_TRACE("\t%s, %d, size %d, flags 0x%08x, %d"
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, varDesc.Name
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, varDesc.StartOffset
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, varDesc.Size
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, varDesc.uFlags
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, uniformType
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);
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}
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else
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{
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BX_TRACE("\t%s, unknown type", varDesc.Name);
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}
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}
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}
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}
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}
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}
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BX_TRACE("Bound:");
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for (uint32_t ii = 0; ii < desc.BoundResources; ++ii)
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{
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D3D11_SHADER_INPUT_BIND_DESC bindDesc;
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hr = reflect->GetResourceBindingDesc(ii, &bindDesc);
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if (SUCCEEDED(hr))
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{
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// if (bindDesc.Type == D3D_SIT_SAMPLER)
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{
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BX_TRACE("\t%s, %d, %d, %d"
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, bindDesc.Name
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, bindDesc.Type
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, bindDesc.BindPoint
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, bindDesc.BindCount
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);
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}
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}
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}
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if (NULL != reflect)
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{
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reflect->Release();
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}
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return true;
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}
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bool compileHLSLShader(bx::CommandLine& _cmdLine, uint32_t _d3d, const std::string& _code, bx::WriterI* _writer)
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{
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BX_TRACE("DX11");
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@ -208,147 +487,19 @@ bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code,
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}
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UniformArray uniforms;
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ID3D11ShaderReflection* reflect = NULL;
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hr = D3DReflect(code->GetBufferPointer()
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, code->GetBufferSize()
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, IID_ID3D11ShaderReflection
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, (void**)&reflect
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);
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if (FAILED(hr) )
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{
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fprintf(stderr, "Error: 0x%08x\n", (uint32_t)hr);
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return false;
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}
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D3D11_SHADER_DESC desc;
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hr = reflect->GetDesc(&desc);
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if (FAILED(hr) )
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{
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fprintf(stderr, BX_FILE_LINE_LITERAL "Error: 0x%08x\n", (uint32_t)hr);
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return false;
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}
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BX_TRACE("Creator: %s 0x%08x", desc.Creator, desc.Version);
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BX_TRACE("Num constant buffers: %d", desc.ConstantBuffers);
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BX_TRACE("Input:");
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uint8_t numAttrs = 0;
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uint16_t attrs[bgfx::Attrib::Count];
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if (profile[0] == 'v') // Only care about input semantic on vertex shaders
|
||||
{
|
||||
for (uint32_t ii = 0; ii < desc.InputParameters; ++ii)
|
||||
{
|
||||
D3D11_SIGNATURE_PARAMETER_DESC spd;
|
||||
reflect->GetInputParameterDesc(ii, &spd);
|
||||
BX_TRACE("\t%2d: %s%d, vt %d, ct %d, mask %x, reg %d"
|
||||
, ii
|
||||
, spd.SemanticName
|
||||
, spd.SemanticIndex
|
||||
, spd.SystemValueType
|
||||
, spd.ComponentType
|
||||
, spd.Mask
|
||||
, spd.Register
|
||||
);
|
||||
|
||||
const RemapInputSemantic& ris = findInputSemantic(spd.SemanticName, spd.SemanticIndex);
|
||||
if (ris.m_attr != bgfx::Attrib::Count)
|
||||
{
|
||||
attrs[numAttrs] = bgfx::attribToId(ris.m_attr);
|
||||
++numAttrs;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
BX_TRACE("Output:");
|
||||
for (uint32_t ii = 0; ii < desc.OutputParameters; ++ii)
|
||||
{
|
||||
D3D11_SIGNATURE_PARAMETER_DESC spd;
|
||||
reflect->GetOutputParameterDesc(ii, &spd);
|
||||
BX_TRACE("\t%2d: %s%d, %d, %d", ii, spd.SemanticName, spd.SemanticIndex, spd.SystemValueType, spd.ComponentType);
|
||||
}
|
||||
|
||||
uint16_t size = 0;
|
||||
|
||||
for (uint32_t ii = 0; ii < bx::uint32_min(1, desc.ConstantBuffers); ++ii)
|
||||
if (_d3d == 9)
|
||||
{
|
||||
ID3D11ShaderReflectionConstantBuffer* cbuffer = reflect->GetConstantBufferByIndex(ii);
|
||||
D3D11_SHADER_BUFFER_DESC bufferDesc;
|
||||
hr = cbuffer->GetDesc(&bufferDesc);
|
||||
|
||||
size = (uint16_t)bufferDesc.Size;
|
||||
|
||||
if (SUCCEEDED(hr) )
|
||||
{
|
||||
BX_TRACE("%s, %d, vars %d, size %d"
|
||||
, bufferDesc.Name
|
||||
, bufferDesc.Type
|
||||
, bufferDesc.Variables
|
||||
, bufferDesc.Size
|
||||
);
|
||||
|
||||
for (uint32_t jj = 0; jj < bufferDesc.Variables; ++jj)
|
||||
{
|
||||
ID3D11ShaderReflectionVariable* var = cbuffer->GetVariableByIndex(jj);
|
||||
ID3D11ShaderReflectionType* type = var->GetType();
|
||||
D3D11_SHADER_VARIABLE_DESC varDesc;
|
||||
hr = var->GetDesc(&varDesc);
|
||||
if (SUCCEEDED(hr) )
|
||||
{
|
||||
D3D11_SHADER_TYPE_DESC constDesc;
|
||||
hr = type->GetDesc(&constDesc);
|
||||
if (SUCCEEDED(hr) )
|
||||
{
|
||||
UniformType::Enum uniformType = findUniformTypeDx11(constDesc);
|
||||
|
||||
if (UniformType::Count != uniformType
|
||||
&& 0 != (varDesc.uFlags & D3D_SVF_USED) )
|
||||
{
|
||||
Uniform un;
|
||||
un.name = varDesc.Name;
|
||||
un.type = uniformType;
|
||||
un.num = constDesc.Elements;
|
||||
un.regIndex = varDesc.StartOffset;
|
||||
un.regCount = BX_ALIGN_16(varDesc.Size)/16;
|
||||
uniforms.push_back(un);
|
||||
|
||||
BX_TRACE("\t%s, %d, size %d, flags 0x%08x, %d"
|
||||
, varDesc.Name
|
||||
, varDesc.StartOffset
|
||||
, varDesc.Size
|
||||
, varDesc.uFlags
|
||||
, uniformType
|
||||
);
|
||||
}
|
||||
else
|
||||
{
|
||||
BX_TRACE("\t%s, unknown type", varDesc.Name);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!getReflectionDataDx9(code, uniforms))
|
||||
return false;
|
||||
}
|
||||
|
||||
BX_TRACE("Bound:");
|
||||
for (uint32_t ii = 0; ii < desc.BoundResources; ++ii)
|
||||
else
|
||||
{
|
||||
D3D11_SHADER_INPUT_BIND_DESC bindDesc;
|
||||
|
||||
hr = reflect->GetResourceBindingDesc(ii, &bindDesc);
|
||||
if (SUCCEEDED(hr) )
|
||||
{
|
||||
// if (bindDesc.Type == D3D_SIT_SAMPLER)
|
||||
{
|
||||
BX_TRACE("\t%s, %d, %d, %d"
|
||||
, bindDesc.Name
|
||||
, bindDesc.Type
|
||||
, bindDesc.BindPoint
|
||||
, bindDesc.BindCount
|
||||
);
|
||||
}
|
||||
}
|
||||
if (!getReflectionDataDx11(code, profile[0] == 'v', uniforms, numAttrs, attrs, size))
|
||||
return false;
|
||||
}
|
||||
|
||||
uint16_t count = (uint16_t)uniforms.size();
|
||||
|
|
@ -398,12 +549,15 @@ bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code,
|
|||
uint8_t nul = 0;
|
||||
bx::write(_writer, nul);
|
||||
|
||||
bx::write(_writer, numAttrs);
|
||||
bx::write(_writer, attrs, numAttrs*sizeof(uint16_t) );
|
||||
if (_d3d > 9)
|
||||
{
|
||||
bx::write(_writer, numAttrs);
|
||||
bx::write(_writer, attrs, numAttrs*sizeof(uint16_t));
|
||||
|
||||
bx::write(_writer, size);
|
||||
bx::write(_writer, size);
|
||||
}
|
||||
|
||||
if (_cmdLine.hasArg('\0', "disasm") )
|
||||
if (_cmdLine.hasArg('\0', "disasm"))
|
||||
{
|
||||
ID3DBlob* disasm;
|
||||
D3DDisassemble(code->GetBufferPointer()
|
||||
|
|
@ -423,11 +577,6 @@ bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code,
|
|||
}
|
||||
}
|
||||
|
||||
if (NULL != reflect)
|
||||
{
|
||||
reflect->Release();
|
||||
}
|
||||
|
||||
if (NULL != errorMsg)
|
||||
{
|
||||
errorMsg->Release();
|
||||
|
|
@ -440,11 +589,11 @@ bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code,
|
|||
|
||||
#else
|
||||
|
||||
bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
|
||||
bool compileHLSLShader(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
|
||||
{
|
||||
BX_UNUSED(_cmdLine, _code, _writer);
|
||||
fprintf(stderr, "HLSL compiler is not supported on this platform.\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
#endif // SHADERC_CONFIG_DIRECT3D11
|
||||
#endif // SHADERC_CONFIG_HLSL
|
||||
|
|
|
|||
Loading…
Reference in a new issue