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shaderc source split into multiple files.

This commit is contained in:
Branimir Karadžić 2014-12-03 20:16:20 -08:00
parent cafe34ee2f
commit 8cd9551f26
5 changed files with 1054 additions and 989 deletions
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1001
tools/shaderc/shaderc.cpp
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tools/shaderc/shaderc.h Normal file
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/*
* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#ifndef SHADERC_H_HEADER_GUARD
#define SHADERC_H_HEADER_GUARD
#define _BX_TRACE(_format, ...) \
BX_MACRO_BLOCK_BEGIN \
if (g_verbose) \
{ \
fprintf(stderr, BX_FILE_LINE_LITERAL "" _format "\n", ##__VA_ARGS__); \
} \
BX_MACRO_BLOCK_END
#define _BX_WARN(_condition, _format, ...) \
BX_MACRO_BLOCK_BEGIN \
if (!(_condition) ) \
{ \
BX_TRACE("WARN " _format, ##__VA_ARGS__); \
} \
BX_MACRO_BLOCK_END
#define _BX_CHECK(_condition, _format, ...) \
BX_MACRO_BLOCK_BEGIN \
if (!(_condition) ) \
{ \
BX_TRACE("CHECK " _format, ##__VA_ARGS__); \
bx::debugBreak(); \
} \
BX_MACRO_BLOCK_END
#define BX_TRACE _BX_TRACE
#define BX_WARN _BX_WARN
#define BX_CHECK _BX_CHECK
#ifndef SHADERC_CONFIG_DIRECT3D9
# define SHADERC_CONFIG_DIRECT3D9 BX_PLATFORM_WINDOWS
#endif // SHADERC_CONFIG_DIRECT3D9
#ifndef SHADERC_CONFIG_DIRECT3D11
# define SHADERC_CONFIG_DIRECT3D11 BX_PLATFORM_WINDOWS
#endif // SHADERC_CONFIG_DIRECT3D11
extern bool g_verbose;
#include <alloca.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <algorithm>
#include <string>
#include <vector>
#include <unordered_map>
#include <bx/bx.h>
#include <bx/debug.h>
#include <bx/commandline.h>
#include <bx/endian.h>
#include <bx/uint32_t.h>
#include <bx/readerwriter.h>
#include <bx/string.h>
#include <bx/hash.h>
#include "../../src/vertexdecl.h"
struct UniformType
{
enum Enum
{
Uniform1i,
Uniform1f,
End,
Uniform1iv,
Uniform1fv,
Uniform2fv,
Uniform3fv,
Uniform4fv,
Uniform3x3fv,
Uniform4x4fv,
Count
};
};
#define BGFX_UNIFORM_FRAGMENTBIT UINT8_C(0x10)
const char* getUniformTypeName(UniformType::Enum _enum);
UniformType::Enum nameToUniformTypeEnum(const char* _name);
struct Uniform
{
std::string name;
UniformType::Enum type;
uint8_t num;
uint16_t regIndex;
uint16_t regCount;
};
typedef std::vector<Uniform> UniformArray;
void printCode(const char* _code, int32_t _line = 0, int32_t _start = 0, int32_t _end = INT32_MAX);
void strreplace(char* _str, const char* _find, const char* _replace);
int32_t writef(bx::WriterI* _writer, const char* _format, ...);
void writeFile(const char* _filePath, const void* _data, int32_t _size);
bool compileHLSLShaderDx9(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer);
bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer);
bool compileGLSLShader(bx::CommandLine& _cmdLine, uint32_t _gles, const std::string& _code, bx::WriterI* _writer);
#endif // SHADERC_H_HEADER_GUARD

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tools/shaderc/shaderc_dx11.cpp Normal file
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/*
* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#include "shaderc.h"
#if SHADERC_CONFIG_DIRECT3D11
#include <d3dcompiler.h>
struct RemapInputSemantic
{
bgfx::Attrib::Enum m_attr;
const char* m_name;
uint8_t m_index;
};
static const RemapInputSemantic s_remapInputSemantic[bgfx::Attrib::Count+1] =
{
{ bgfx::Attrib::Position, "POSITION", 0 },
{ bgfx::Attrib::Normal, "NORMAL", 0 },
{ bgfx::Attrib::Tangent, "TANGENT", 0 },
{ bgfx::Attrib::Bitangent, "BITANGENT", 0 },
{ bgfx::Attrib::Color0, "COLOR", 0 },
{ bgfx::Attrib::Color1, "COLOR", 1 },
{ bgfx::Attrib::Indices, "BLENDINDICES", 0 },
{ bgfx::Attrib::Weight, "BLENDWEIGHT", 0 },
{ bgfx::Attrib::TexCoord0, "TEXCOORD", 0 },
{ bgfx::Attrib::TexCoord1, "TEXCOORD", 1 },
{ bgfx::Attrib::TexCoord2, "TEXCOORD", 2 },
{ bgfx::Attrib::TexCoord3, "TEXCOORD", 3 },
{ bgfx::Attrib::TexCoord4, "TEXCOORD", 4 },
{ bgfx::Attrib::TexCoord5, "TEXCOORD", 5 },
{ bgfx::Attrib::TexCoord6, "TEXCOORD", 6 },
{ bgfx::Attrib::TexCoord7, "TEXCOORD", 7 },
{ bgfx::Attrib::Count, "", 0 },
};
const RemapInputSemantic& findInputSemantic(const char* _name, uint8_t _index)
{
for (uint32_t ii = 0; ii < bgfx::Attrib::Count; ++ii)
{
const RemapInputSemantic& ris = s_remapInputSemantic[ii];
if (0 == strcmp(ris.m_name, _name)
&& ris.m_index == _index)
{
return ris;
}
}
return s_remapInputSemantic[bgfx::Attrib::Count];
}
struct UniformRemapDx11
{
UniformType::Enum id;
D3D_SHADER_VARIABLE_CLASS paramClass;
D3D_SHADER_VARIABLE_TYPE paramType;
uint8_t columns;
uint8_t rows;
};
static const UniformRemapDx11 s_constRemapDx11[7] =
{
{ UniformType::Uniform1iv, D3D_SVC_SCALAR, D3D_SVT_INT, 0, 0 },
{ UniformType::Uniform1fv, D3D_SVC_SCALAR, D3D_SVT_FLOAT, 0, 0 },
{ UniformType::Uniform2fv, D3D_SVC_VECTOR, D3D_SVT_FLOAT, 0, 0 },
{ UniformType::Uniform3fv, D3D_SVC_VECTOR, D3D_SVT_FLOAT, 0, 0 },
{ UniformType::Uniform4fv, D3D_SVC_VECTOR, D3D_SVT_FLOAT, 0, 0 },
{ UniformType::Uniform3x3fv, D3D_SVC_MATRIX_COLUMNS, D3D_SVT_FLOAT, 3, 3 },
{ UniformType::Uniform4x4fv, D3D_SVC_MATRIX_COLUMNS, D3D_SVT_FLOAT, 4, 4 },
};
UniformType::Enum findUniformTypeDx11(const D3D11_SHADER_TYPE_DESC& constDesc)
{
for (uint32_t ii = 0; ii < BX_COUNTOF(s_constRemapDx11); ++ii)
{
const UniformRemapDx11& remap = s_constRemapDx11[ii];
if (remap.paramClass == constDesc.Class
&& remap.paramType == constDesc.Type)
{
if (D3D_SVC_MATRIX_COLUMNS != constDesc.Class)
{
return remap.id;
}
if (remap.columns == constDesc.Columns
&& remap.rows == constDesc.Rows)
{
return remap.id;
}
}
}
return UniformType::Count;
}
static uint32_t s_optimizationLevelDx11[4] =
{
D3DCOMPILE_OPTIMIZATION_LEVEL0,
D3DCOMPILE_OPTIMIZATION_LEVEL1,
D3DCOMPILE_OPTIMIZATION_LEVEL2,
D3DCOMPILE_OPTIMIZATION_LEVEL3,
};
bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
{
BX_TRACE("DX11");
const char* profile = _cmdLine.findOption('p', "profile");
if (NULL == profile)
{
fprintf(stderr, "Shader profile must be specified.\n");
return false;
}
bool debug = _cmdLine.hasArg('\0', "debug");
uint32_t flags = D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY;
flags |= debug ? D3DCOMPILE_DEBUG : 0;
flags |= _cmdLine.hasArg('\0', "avoid-flow-control") ? D3DCOMPILE_AVOID_FLOW_CONTROL : 0;
flags |= _cmdLine.hasArg('\0', "no-preshader") ? D3DCOMPILE_NO_PRESHADER : 0;
flags |= _cmdLine.hasArg('\0', "partial-precision") ? D3DCOMPILE_PARTIAL_PRECISION : 0;
flags |= _cmdLine.hasArg('\0', "prefer-flow-control") ? D3DCOMPILE_PREFER_FLOW_CONTROL : 0;
flags |= _cmdLine.hasArg('\0', "backwards-compatibility") ? D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY : 0;
bool werror = _cmdLine.hasArg('\0', "Werror");
if (werror)
{
flags |= D3DCOMPILE_WARNINGS_ARE_ERRORS;
}
uint32_t optimization = 3;
if (_cmdLine.hasArg(optimization, 'O') )
{
optimization = bx::uint32_min(optimization, BX_COUNTOF(s_optimizationLevelDx11)-1);
flags |= s_optimizationLevelDx11[optimization];
}
else
{
flags |= D3DCOMPILE_SKIP_OPTIMIZATION;
}
BX_TRACE("Profile: %s", profile);
BX_TRACE("Flags: 0x%08x", flags);
ID3DBlob* code;
ID3DBlob* errorMsg;
// Output preprocessed shader so that HLSL can be debugged via GPA
// or PIX. Compiling through memory won't embed preprocessed shader
// file path.
std::string hlslfp;
if (debug)
{
hlslfp = _cmdLine.findOption('o');
hlslfp += ".hlsl";
writeFile(hlslfp.c_str(), _code.c_str(), (int32_t)_code.size() );
}
HRESULT hr = D3DCompile(_code.c_str()
, _code.size()
, hlslfp.c_str()
, NULL
, NULL
, "main"
, profile
, flags
, 0
, &code
, &errorMsg
);
if (FAILED(hr)
|| (werror && NULL != errorMsg) )
{
const char* log = (char*)errorMsg->GetBufferPointer();
int32_t line = 0;
int32_t column = 0;
int32_t start = 0;
int32_t end = INT32_MAX;
if (2 == sscanf(log, "(%u,%u):", &line, &column)
&& 0 != line)
{
start = bx::uint32_imax(1, line-10);
end = start + 20;
}
printCode(_code.c_str(), line, start, end);
fprintf(stderr, "Error: 0x%08x %s\n", (uint32_t)hr, log);
errorMsg->Release();
return false;
}
UniformArray uniforms;
ID3D11ShaderReflection* reflect = NULL;
hr = D3DReflect(code->GetBufferPointer()
, code->GetBufferSize()
, IID_ID3D11ShaderReflection
, (void**)&reflect
);
if (FAILED(hr) )
{
fprintf(stderr, "Error: 0x%08x\n", (uint32_t)hr);
return false;
}
D3D11_SHADER_DESC desc;
hr = reflect->GetDesc(&desc);
if (FAILED(hr) )
{
fprintf(stderr, BX_FILE_LINE_LITERAL "Error: 0x%08x\n", (uint32_t)hr);
return false;
}
BX_TRACE("Creator: %s 0x%08x", desc.Creator, desc.Version);
BX_TRACE("Num constant buffers: %d", desc.ConstantBuffers);
BX_TRACE("Input:");
uint8_t numAttrs = 0;
uint16_t attrs[bgfx::Attrib::Count];
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)
{
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 type = findUniformTypeDx11(constDesc);
if (UniformType::Count != type
&& 0 != (varDesc.uFlags & D3D_SVF_USED) )
{
Uniform un;
un.name = varDesc.Name;
un.type = type;
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
, type
);
}
else
{
BX_TRACE("\t%s, unknown type", varDesc.Name);
}
}
}
}
}
}
BX_TRACE("Bound:");
for (uint32_t ii = 0; ii < desc.BoundResources; ++ii)
{
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
);
}
}
}
uint16_t count = (uint16_t)uniforms.size();
bx::write(_writer, count);
uint32_t fragmentBit = profile[0] == 'p' ? BGFX_UNIFORM_FRAGMENTBIT : 0;
for (UniformArray::const_iterator it = uniforms.begin(); it != uniforms.end(); ++it)
{
const Uniform& un = *it;
uint8_t nameSize = (uint8_t)un.name.size();
bx::write(_writer, nameSize);
bx::write(_writer, un.name.c_str(), nameSize);
uint8_t type = un.type|fragmentBit;
bx::write(_writer, type);
bx::write(_writer, un.num);
bx::write(_writer, un.regIndex);
bx::write(_writer, un.regCount);
BX_TRACE("%s, %s, %d, %d, %d"
, un.name.c_str()
, getUniformTypeName(un.type)
, un.num
, un.regIndex
, un.regCount
);
}
uint16_t shaderSize = (uint16_t)code->GetBufferSize();
bx::write(_writer, shaderSize);
bx::write(_writer, code->GetBufferPointer(), shaderSize);
uint8_t nul = 0;
bx::write(_writer, nul);
bx::write(_writer, numAttrs);
bx::write(_writer, attrs, numAttrs*sizeof(uint16_t) );
bx::write(_writer, size);
if (_cmdLine.hasArg('\0', "disasm") )
{
ID3DBlob* disasm;
D3DDisassemble(code->GetBufferPointer()
, code->GetBufferSize()
, 0
, NULL
, &disasm
);
if (NULL != disasm)
{
std::string disasmfp = _cmdLine.findOption('o');
disasmfp += ".disasm";
writeFile(disasmfp.c_str(), disasm->GetBufferPointer(), (uint32_t)disasm->GetBufferSize() );
disasm->Release();
}
}
if (NULL != reflect)
{
reflect->Release();
}
if (NULL != errorMsg)
{
errorMsg->Release();
}
code->Release();
return true;
}
#else
bool compileHLSLShaderDx11(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

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/*
* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#include "shaderc.h"
#if SHADERC_CONFIG_DIRECT3D9
#include <sal.h>
#define __D3DX9MATH_INL__ // not used and MinGW complains about type-punning
BX_PRAGMA_DIAGNOSTIC_PUSH();
BX_PRAGMA_DIAGNOSTIC_IGNORED_CLANG_GCC("-Wundef");
#include <d3dx9.h>
BX_PRAGMA_DIAGNOSTIC_POP();
struct UniformRemapDx9
{
UniformType::Enum id;
D3DXPARAMETER_CLASS paramClass;
D3DXPARAMETER_TYPE paramType;
uint8_t columns;
uint8_t rows;
};
static const UniformRemapDx9 s_constRemapDx9[7] =
{
{ UniformType::Uniform1iv, D3DXPC_SCALAR, D3DXPT_INT, 0, 0 },
{ UniformType::Uniform1fv, D3DXPC_SCALAR, D3DXPT_FLOAT, 0, 0 },
{ UniformType::Uniform2fv, D3DXPC_VECTOR, D3DXPT_FLOAT, 0, 0 },
{ UniformType::Uniform3fv, D3DXPC_VECTOR, D3DXPT_FLOAT, 0, 0 },
{ UniformType::Uniform4fv, D3DXPC_VECTOR, D3DXPT_FLOAT, 0, 0 },
{ UniformType::Uniform3x3fv, D3DXPC_MATRIX_COLUMNS, D3DXPT_FLOAT, 3, 3 },
{ UniformType::Uniform4x4fv, D3DXPC_MATRIX_COLUMNS, D3DXPT_FLOAT, 4, 4 },
};
UniformType::Enum findUniformTypeDx9(const D3DXCONSTANT_DESC& constDesc)
{
for (uint32_t ii = 0; ii < BX_COUNTOF(s_constRemapDx9); ++ii)
{
const UniformRemapDx9& remap = s_constRemapDx9[ii];
if (remap.paramClass == constDesc.Class
&& remap.paramType == constDesc.Type)
{
if (D3DXPC_MATRIX_COLUMNS != constDesc.Class)
{
return remap.id;
}
if (remap.columns == constDesc.Columns
&& remap.rows == constDesc.Rows)
{
return remap.id;
}
}
}
return UniformType::Count;
}
static uint32_t s_optimizationLevelDx9[4] =
{
D3DXSHADER_OPTIMIZATION_LEVEL0,
D3DXSHADER_OPTIMIZATION_LEVEL1,
D3DXSHADER_OPTIMIZATION_LEVEL2,
D3DXSHADER_OPTIMIZATION_LEVEL3,
};
bool compileHLSLShaderDx9(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
{
BX_TRACE("DX9");
const char* profile = _cmdLine.findOption('p', "profile");
if (NULL == profile)
{
fprintf(stderr, "Shader profile must be specified.\n");
return false;
}
bool debug = _cmdLine.hasArg('\0', "debug");
uint32_t flags = 0;
flags |= debug ? D3DXSHADER_DEBUG : 0;
flags |= _cmdLine.hasArg('\0', "avoid-flow-control") ? D3DXSHADER_AVOID_FLOW_CONTROL : 0;
flags |= _cmdLine.hasArg('\0', "no-preshader") ? D3DXSHADER_NO_PRESHADER : 0;
flags |= _cmdLine.hasArg('\0', "partial-precision") ? D3DXSHADER_PARTIALPRECISION : 0;
flags |= _cmdLine.hasArg('\0', "prefer-flow-control") ? D3DXSHADER_PREFER_FLOW_CONTROL : 0;
flags |= _cmdLine.hasArg('\0', "backwards-compatibility") ? D3DXSHADER_ENABLE_BACKWARDS_COMPATIBILITY : 0;
bool werror = _cmdLine.hasArg('\0', "Werror");
uint32_t optimization = 3;
if (_cmdLine.hasArg(optimization, 'O') )
{
optimization = bx::uint32_min(optimization, BX_COUNTOF(s_optimizationLevelDx9)-1);
flags |= s_optimizationLevelDx9[optimization];
}
else
{
flags |= D3DXSHADER_SKIPOPTIMIZATION;
}
BX_TRACE("Profile: %s", profile);
BX_TRACE("Flags: 0x%08x", flags);
LPD3DXBUFFER code;
LPD3DXBUFFER errorMsg;
LPD3DXCONSTANTTABLE constantTable;
HRESULT hr;
// Output preprocessed shader so that HLSL can be debugged via GPA
// or PIX. Compiling through memory won't embed preprocessed shader
// file path.
if (debug)
{
std::string hlslfp = _cmdLine.findOption('o');
hlslfp += ".hlsl";
writeFile(hlslfp.c_str(), _code.c_str(), (int32_t)_code.size() );
hr = D3DXCompileShaderFromFileA(hlslfp.c_str()
, NULL
, NULL
, "main"
, profile
, flags
, &code
, &errorMsg
, &constantTable
);
}
else
{
hr = D3DXCompileShader(_code.c_str()
, (uint32_t)_code.size()
, NULL
, NULL
, "main"
, profile
, flags
, &code
, &errorMsg
, &constantTable
);
}
if (FAILED(hr)
|| (werror && NULL != errorMsg) )
{
const char* log = (const char*)errorMsg->GetBufferPointer();
char source[1024];
int32_t line = 0;
int32_t column = 0;
int32_t start = 0;
int32_t end = INT32_MAX;
if (3 == sscanf(log, "%[^(](%u,%u):", source, &line, &column)
&& 0 != line)
{
start = bx::uint32_imax(1, line-10);
end = start + 20;
}
printCode(_code.c_str(), line, start, end);
fprintf(stderr, "Error: 0x%08x %s\n", (uint32_t)hr, log);
errorMsg->Release();
return false;
}
UniformArray uniforms;
if (NULL != constantTable)
{
D3DXCONSTANTTABLE_DESC desc;
hr = constantTable->GetDesc(&desc);
if (FAILED(hr) )
{
fprintf(stderr, "Error 0x%08x\n", (uint32_t)hr);
return false;
}
BX_TRACE("Creator: %s 0x%08x", desc.Creator, (uint32_t /*mingw warning*/)desc.Version);
BX_TRACE("Num constants: %d", desc.Constants);
BX_TRACE("# cl ty RxC S By Name");
for (uint32_t ii = 0; ii < desc.Constants; ++ii)
{
D3DXHANDLE handle = constantTable->GetConstant(NULL, ii);
D3DXCONSTANT_DESC constDesc;
uint32_t count;
constantTable->GetConstantDesc(handle, &constDesc, &count);
BX_TRACE("%3d %2d %2d [%dx%d] %d %3d %s[%d] c%d (%d)"
, ii
, constDesc.Class
, constDesc.Type
, constDesc.Rows
, constDesc.Columns
, constDesc.StructMembers
, constDesc.Bytes
, constDesc.Name
, constDesc.Elements
, constDesc.RegisterIndex
, constDesc.RegisterCount
);
UniformType::Enum type = findUniformTypeDx9(constDesc);
if (UniformType::Count != type)
{
Uniform un;
un.name = '$' == constDesc.Name[0] ? constDesc.Name+1 : constDesc.Name;
un.type = type;
un.num = constDesc.Elements;
un.regIndex = constDesc.RegisterIndex;
un.regCount = constDesc.RegisterCount;
uniforms.push_back(un);
}
}
}
uint16_t count = (uint16_t)uniforms.size();
bx::write(_writer, count);
uint32_t fragmentBit = profile[0] == 'p' ? BGFX_UNIFORM_FRAGMENTBIT : 0;
for (UniformArray::const_iterator it = uniforms.begin(); it != uniforms.end(); ++it)
{
const Uniform& un = *it;
uint8_t nameSize = (uint8_t)un.name.size();
bx::write(_writer, nameSize);
bx::write(_writer, un.name.c_str(), nameSize);
uint8_t type = un.type|fragmentBit;
bx::write(_writer, type);
bx::write(_writer, un.num);
bx::write(_writer, un.regIndex);
bx::write(_writer, un.regCount);
BX_TRACE("%s, %s, %d, %d, %d"
, un.name.c_str()
, getUniformTypeName(un.type)
, un.num
, un.regIndex
, un.regCount
);
}
uint16_t shaderSize = (uint16_t)code->GetBufferSize();
bx::write(_writer, shaderSize);
bx::write(_writer, code->GetBufferPointer(), shaderSize);
uint8_t nul = 0;
bx::write(_writer, nul);
if (_cmdLine.hasArg('\0', "disasm") )
{
LPD3DXBUFFER disasm;
D3DXDisassembleShader( (const DWORD*)code->GetBufferPointer()
, false
, NULL
, &disasm
);
if (NULL != disasm)
{
std::string disasmfp = _cmdLine.findOption('o');
disasmfp += ".disasm";
writeFile(disasmfp.c_str(), disasm->GetBufferPointer(), disasm->GetBufferSize() );
disasm->Release();
}
}
if (NULL != code)
{
code->Release();
}
if (NULL != errorMsg)
{
errorMsg->Release();
}
if (NULL != constantTable)
{
constantTable->Release();
}
return true;
}
#else
bool compileHLSLShaderDx9(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_DIRECT3D9

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tools/shaderc/shaderc_glsl.cpp Normal file
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/*
* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#include "shaderc.h"
#include "glsl_optimizer.h"
bool compileGLSLShader(bx::CommandLine& _cmdLine, uint32_t _gles, const std::string& _code, bx::WriterI* _writer)
{
char ch = tolower(_cmdLine.findOption('\0', "type")[0]);
const glslopt_shader_type type = ch == 'f'
? kGlslOptShaderFragment
: (ch == 'c' ? kGlslOptShaderCompute : kGlslOptShaderVertex);
glslopt_target target = kGlslTargetOpenGL;
switch (_gles)
{
case 2:
target = kGlslTargetOpenGLES20;
break;
case 3:
target = kGlslTargetOpenGLES30;
break;
default:
target = kGlslTargetOpenGL;
break;
}
glslopt_ctx* ctx = glslopt_initialize(target);
glslopt_shader* shader = glslopt_optimize(ctx, type, _code.c_str(), 0);
if (!glslopt_get_status(shader) )
{
const char* log = glslopt_get_log(shader);
int32_t source = 0;
int32_t line = 0;
int32_t column = 0;
int32_t start = 0;
int32_t end = INT32_MAX;
if (3 == sscanf(log, "%u:%u(%u):", &source, &line, &column)
&& 0 != line)
{
start = bx::uint32_imax(1, line-10);
end = start + 20;
}
printCode(_code.c_str(), line, start, end);
fprintf(stderr, "Error: %s\n", log);
glslopt_cleanup(ctx);
return false;
}
const char* optimizedShader = glslopt_get_output(shader);
// Trim all directives.
while ('#' == *optimizedShader)
{
optimizedShader = bx::strnl(optimizedShader);
}
if (0 != _gles)
{
char* shader = const_cast<char*>(optimizedShader);
strreplace(shader, "gl_FragDepthEXT", "gl_FragDepth");
strreplace(shader, "texture2DLodEXT", "texture2DLod");
strreplace(shader, "texture2DProjLodEXT", "texture2DProjLod");
strreplace(shader, "textureCubeLodEXT", "textureCubeLod");
strreplace(shader, "texture2DGradEXT", "texture2DGrad");
strreplace(shader, "texture2DProjGradEXT", "texture2DProjGrad");
strreplace(shader, "textureCubeGradEXT", "textureCubeGrad");
strreplace(shader, "shadow2DEXT", "shadow2D");
strreplace(shader, "shadow2DProjEXT", "shadow2DProj");
}
UniformArray uniforms;
{
const char* parse = optimizedShader;
while (NULL != parse
&& *parse != '\0')
{
parse = bx::strws(parse);
const char* eol = strchr(parse, ';');
if (NULL != eol)
{
const char* qualifier = parse;
parse = bx::strws(bx::strword(parse) );
if (0 == strncmp(qualifier, "attribute", 9)
|| 0 == strncmp(qualifier, "varying", 7) )
{
// skip attributes and varyings.
parse = eol + 1;
continue;
}
if (0 != strncmp(qualifier, "uniform", 7) )
{
// end if there is no uniform keyword.
parse = NULL;
continue;
}
const char* precision = NULL;
const char* type = parse;
if (0 == strncmp(type, "lowp", 4)
|| 0 == strncmp(type, "mediump", 7)
|| 0 == strncmp(type, "highp", 5) )
{
precision = type;
type = parse = bx::strws(bx::strword(parse) );
}
BX_UNUSED(precision);
char uniformType[256];
parse = bx::strword(parse);
if (0 == strncmp(type, "sampler", 7) )
{
strcpy(uniformType, "int");
}
else
{
bx::strlcpy(uniformType, type, parse-type+1);
}
const char* name = parse = bx::strws(parse);
char uniformName[256];
uint8_t num = 1;
const char* array = bx::strnstr(name, "[", eol-parse);
if (NULL != array)
{
bx::strlcpy(uniformName, name, array-name+1);
char arraySize[32];
const char* end = bx::strnstr(array, "]", eol-array);
bx::strlcpy(arraySize, array+1, end-array);
num = atoi(arraySize);
}
else
{
bx::strlcpy(uniformName, name, eol-name+1);
}
Uniform un;
un.type = nameToUniformTypeEnum(uniformType);
if (UniformType::Count != un.type)
{
BX_TRACE("name: %s (type %d, num %d)", uniformName, un.type, num);
un.name = uniformName;
un.num = num;
un.regIndex = 0;
un.regCount = num;
uniforms.push_back(un);
}
parse = eol + 1;
}
}
}
uint16_t count = (uint16_t)uniforms.size();
bx::write(_writer, count);
for (UniformArray::const_iterator it = uniforms.begin(); it != uniforms.end(); ++it)
{
const Uniform& un = *it;
uint8_t nameSize = (uint8_t)un.name.size();
bx::write(_writer, nameSize);
bx::write(_writer, un.name.c_str(), nameSize);
uint8_t type = un.type;
bx::write(_writer, type);
bx::write(_writer, un.num);
bx::write(_writer, un.regIndex);
bx::write(_writer, un.regCount);
BX_TRACE("%s, %s, %d, %d, %d"
, un.name.c_str()
, getUniformTypeName(un.type)
, un.num
, un.regIndex
, un.regCount
);
}
uint32_t shaderSize = (uint32_t)strlen(optimizedShader);
bx::write(_writer, shaderSize);
bx::write(_writer, optimizedShader, shaderSize);
uint8_t nul = 0;
bx::write(_writer, nul);
glslopt_cleanup(ctx);
return true;
}