411 lines
10 KiB
C++
411 lines
10 KiB
C++
|
/****************************************************************************
|
||
|
|
Copyright (c) 2011-2013,WebJet Business Division,CYOU
|
||
|
|
|
||
|
|
http://www.genesis-3d.com.cn
|
||
|
|
|
||
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
|
of this software and associated documentation files (the "Software"), to deal
|
||
|
|
in the Software without restriction, including without limitation the rights
|
||
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
|
copies of the Software, and to permit persons to whom the Software is
|
||
|
|
furnished to do so, subject to the following conditions:
|
||
|
|
|
||
|
|
The above copyright notice and this permission notice shall be included in
|
||
|
|
all copies or substantial portions of the Software.
|
||
|
|
|
||
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
|
|
THE SOFTWARE.
|
||
|
|
****************************************************************************/
|
||
|
|
#include "stdneb.h"
|
||
|
|
#include "GLESCompiler.h"
|
||
|
|
#include "shadercompiler/ShaderElement.h"
|
||
|
|
#include "shadercompiler/ShaderCompilerSetting.h"
|
||
|
|
#include "MojoShaderTool.h"
|
||
|
|
|
||
|
|
#include "hlsl2glslfork/hlsl2glsl.h"
|
||
|
|
#include "GlslOptimizer/glsl_optimizer.h"
|
||
|
|
#include "Utility/ShaderCompilerUtil.h"
|
||
|
|
#include "rendersystem/RenderSystem.h"
|
||
|
|
#include "ShadercompilerConfig.h"
|
||
|
|
|
||
|
|
|
||
|
|
namespace ShaderProgramCompiler
|
||
|
|
{
|
||
|
|
|
||
|
|
static void Destroy(const ShHandle& handleVs, const ShHandle& handlePs)
|
||
|
|
{
|
||
|
|
Hlsl2Glsl_DestructCompiler( handleVs );
|
||
|
|
Hlsl2Glsl_DestructCompiler( handlePs );
|
||
|
|
}
|
||
|
|
|
||
|
|
static char g_sHighPrecision[] = "#ifdef GL_FRAGMENT_PRECISION_HIGH \n"
|
||
|
|
"precision highp float; \n"
|
||
|
|
"#else \n"
|
||
|
|
"precision mediump float; \n"
|
||
|
|
"#endif \n";
|
||
|
|
|
||
|
|
static char g_sColorConvert[] = "(gles_Color / 255.0)";
|
||
|
|
|
||
|
|
|
||
|
|
__ImplementClass(GLESCompiler,'GLCP', GpuProgramCompiler);
|
||
|
|
|
||
|
|
GLESCompiler::GLESCompiler()
|
||
|
|
: m_pOptCtx(NULL)
|
||
|
|
{
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
GLESCompiler::~GLESCompiler()
|
||
|
|
{
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
void GLESCompiler::InitCompiler()
|
||
|
|
{
|
||
|
|
Super::InitCompiler();
|
||
|
|
|
||
|
|
for (IndexT i = 0; i < 8; ++i)
|
||
|
|
{
|
||
|
|
Util::String glCoord;
|
||
|
|
Util::String glesCoord;
|
||
|
|
glCoord.Format("gl_MultiTexCoord%d", i);
|
||
|
|
glesCoord.Format("gles_MultiTexCoord%d", i);
|
||
|
|
m_GLKeyWords2GLESKeyWords.Add(glCoord, glesCoord);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_GLKeyWords2GLESKeyWords.Add("gl_Vertex", "gles_Vertex");
|
||
|
|
m_GLKeyWords2GLESKeyWords.Add("gl_Color", "gles_Color");
|
||
|
|
m_GLKeyWords2GLESKeyWords.Add("gl_Normal", "gles_Normal");
|
||
|
|
|
||
|
|
Hlsl2Glsl_Initialize();
|
||
|
|
|
||
|
|
m_pOptCtx = glslopt_initialize(true);
|
||
|
|
|
||
|
|
ShaderUtil::ReadText("sys:common.wjh", m_sIncludeContent);
|
||
|
|
SizeT nMaxUniformVectors(128);
|
||
|
|
|
||
|
|
SizeT nMaxBoneBySubmesh = (nMaxUniformVectors-16)/4;
|
||
|
|
|
||
|
|
Util::String strArraySize;
|
||
|
|
strArraySize.Format(" float4x4 gFinalXForms[%d]; \n",nMaxBoneBySubmesh);
|
||
|
|
m_sIncludeContent += strArraySize;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
void GLESCompiler::Close()
|
||
|
|
{
|
||
|
|
Hlsl2Glsl_Finalize();
|
||
|
|
|
||
|
|
glslopt_cleanup(m_pOptCtx);
|
||
|
|
}
|
||
|
|
|
||
|
|
void GLESCompiler::Compile(ShaderPass* pPass)
|
||
|
|
{
|
||
|
|
SizeT nSubShader;
|
||
|
|
const ShaderJoint::PassType& passType = pPass->GetPassType();
|
||
|
|
bool bForwardPass = (passType == ShaderJoint::Forward);
|
||
|
|
|
||
|
|
if (bForwardPass)
|
||
|
|
{
|
||
|
|
nSubShader = m_SubShaderMarcroPermuation.Size();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
nSubShader = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
_BeforeCompile(pPass);
|
||
|
|
|
||
|
|
for (IndexT i = 0; i < nSubShader; ++i)
|
||
|
|
{
|
||
|
|
const CommonShaderSetting& cs = pPass->GetCommonSetting();
|
||
|
|
const CommonShaderSetting::ShaderType& st = cs.GetShaderType();
|
||
|
|
|
||
|
|
if (!cs.HasEntry(CommonShaderSetting::Vertex) || !cs.HasEntry(CommonShaderSetting::Pixel))
|
||
|
|
{
|
||
|
|
SYS_EXCEPT(Exceptions::ShaderException,
|
||
|
|
STRING_FORMAT("GLES Shader needs Vertex And Pixel Shader!!!\n", ""),
|
||
|
|
GET_FUNCTION_NAME()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (st == CommonShaderSetting::Pixel)
|
||
|
|
{
|
||
|
|
m_sCompiledCode.Add(i, "");
|
||
|
|
continue; ;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_Macros.Clear();
|
||
|
|
|
||
|
|
ShaderMarcroInfo sdkInfo;
|
||
|
|
sdkInfo.name = "GLES";
|
||
|
|
sdkInfo.value = "1";
|
||
|
|
|
||
|
|
m_Macros.Append(sdkInfo);
|
||
|
|
|
||
|
|
if (bForwardPass)
|
||
|
|
{
|
||
|
|
const ShaderMarcros& macros = m_SubShaderMarcroPermuation.ValueAtIndex(i);
|
||
|
|
SizeT nMarcros = macros.Size();
|
||
|
|
for (IndexT j = 0; j < nMarcros; ++j)
|
||
|
|
{
|
||
|
|
if (!macros[j].IsDefault())
|
||
|
|
{
|
||
|
|
m_Macros.Append(macros[j]);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
ShaderMarcroInfo macro;
|
||
|
|
macro.name = "SHADOW_ON";
|
||
|
|
macro.value = "1";
|
||
|
|
m_Macros.Append(macro);
|
||
|
|
}
|
||
|
|
|
||
|
|
const Util::String& source = pPass->GetCode();
|
||
|
|
|
||
|
|
Util::String code = m_sIncludeContent + source;
|
||
|
|
|
||
|
|
Util::String macros;
|
||
|
|
|
||
|
|
SizeT nMacros = m_Macros.Size();
|
||
|
|
for (IndexT k = 0; k < nMacros; ++k)
|
||
|
|
{
|
||
|
|
macros += "#define " + m_Macros[k].name + " " + m_Macros[k].value+"\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
code = macros + code;
|
||
|
|
|
||
|
|
MojoShaderTool::Instance()->MojoPreprocess(code);
|
||
|
|
|
||
|
|
_HLSL2GLSL(pPass, code.AsCharPtr(), i);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
_AfterCompile(bForwardPass);
|
||
|
|
}
|
||
|
|
|
||
|
|
void GLESCompiler::_HLSL2GLSL(const ShaderPass* pPass, const char* pSource, const IndexT iSub)
|
||
|
|
{
|
||
|
|
ShHandle vertexParser = Hlsl2Glsl_ConstructCompiler( EShLangVertex );
|
||
|
|
ShHandle pixelParser = Hlsl2Glsl_ConstructCompiler( EShLangFragment );
|
||
|
|
|
||
|
|
IndexT parseVsOk = Hlsl2Glsl_Parse (vertexParser, pSource, ETranslateOpUsePrecision);
|
||
|
|
IndexT parsePsOk = Hlsl2Glsl_Parse (pixelParser, pSource, ETranslateOpUsePrecision);
|
||
|
|
|
||
|
|
if (parseVsOk && parsePsOk)
|
||
|
|
{
|
||
|
|
static EAttribSemantic kAttribSemantic[] = {
|
||
|
|
EAttrSemTangent,
|
||
|
|
};
|
||
|
|
static const char* kAttribString[] = {
|
||
|
|
"TANGENT",
|
||
|
|
};
|
||
|
|
|
||
|
|
Hlsl2Glsl_SetUserAttributeNames (vertexParser, kAttribSemantic, kAttribString, 1);
|
||
|
|
Hlsl2Glsl_SetUserAttributeNames (pixelParser, kAttribSemantic, kAttribString, 1);
|
||
|
|
Hlsl2Glsl_UseUserVaryings (vertexParser, true);
|
||
|
|
Hlsl2Glsl_UseUserVaryings (pixelParser, true);
|
||
|
|
|
||
|
|
const CommonShaderSetting& cs = pPass->GetCommonSetting();
|
||
|
|
|
||
|
|
const Util::String& vertexEntry = cs.GetEntryName(CommonShaderSetting::Vertex);
|
||
|
|
const Util::String& pixelEntry = cs.GetEntryName(CommonShaderSetting::Pixel);
|
||
|
|
|
||
|
|
IndexT translateVsOk = Hlsl2Glsl_Translate (vertexParser, vertexEntry.AsCharPtr(), ETranslateOpUsePrecision);
|
||
|
|
IndexT translatePsOk = Hlsl2Glsl_Translate( pixelParser, pixelEntry.AsCharPtr(), ETranslateOpUsePrecision );
|
||
|
|
|
||
|
|
if (translateVsOk && translatePsOk)
|
||
|
|
{
|
||
|
|
Util::String vertexCode = Hlsl2Glsl_GetShader( vertexParser );
|
||
|
|
Util::String pixelCode = Hlsl2Glsl_GetShader( pixelParser );
|
||
|
|
|
||
|
|
|
||
|
|
vertexCode = _SubsitituteGLKeyWords(vertexCode);
|
||
|
|
|
||
|
|
_OptimizeGLES(vertexCode, pixelCode);
|
||
|
|
pixelCode = g_sHighPrecision + pixelCode;
|
||
|
|
|
||
|
|
IndexT colorIndex = vertexCode.FindStringIndex("gles_Color");
|
||
|
|
if (colorIndex != InvalidIndex)
|
||
|
|
{
|
||
|
|
IndexT ret = vertexCode.FindStringIndex("{", colorIndex);
|
||
|
|
|
||
|
|
if (ret != InvalidIndex)
|
||
|
|
{
|
||
|
|
colorIndex = vertexCode.FindStringIndex("gles_Color", ret);
|
||
|
|
|
||
|
|
if (colorIndex != InvalidIndex)
|
||
|
|
{
|
||
|
|
vertexCode = vertexCode.EraseRange(colorIndex, strlen("gles_Color"));
|
||
|
|
vertexCode = vertexCode.InsertRange(colorIndex, g_sColorConvert);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Util::String sCompiled;
|
||
|
|
sCompiled += "VertexBegin\n" + vertexCode + "\nVertexEnd\n";
|
||
|
|
sCompiled += "PixelBegin\n" + pixelCode + "\nPixelEnd\n";
|
||
|
|
|
||
|
|
m_sCompiledCode.Add(iSub, sCompiled);
|
||
|
|
|
||
|
|
//m_sCompiledCode += "VertexBegin\n" + vertexCode + "\nVertexEnd\n";
|
||
|
|
//m_sCompiledCode += "PixelBegin\n" + pixelCode + "\nPixelEnd\n";
|
||
|
|
|
||
|
|
Destroy(vertexParser, pixelParser);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (!translateVsOk)
|
||
|
|
{
|
||
|
|
const char* infoLog = Hlsl2Glsl_GetInfoLog( vertexParser );
|
||
|
|
|
||
|
|
Destroy(vertexParser, pixelParser);
|
||
|
|
|
||
|
|
SYS_EXCEPT(Exceptions::ShaderException,
|
||
|
|
STRING_FORMAT("Translate Vertex Shader Error: %s \n", infoLog),
|
||
|
|
GET_FUNCTION_NAME()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!translatePsOk)
|
||
|
|
{
|
||
|
|
const char* infoLog = Hlsl2Glsl_GetInfoLog( pixelParser );
|
||
|
|
|
||
|
|
Destroy(vertexParser, pixelParser);
|
||
|
|
|
||
|
|
SYS_EXCEPT(Exceptions::ShaderException,
|
||
|
|
STRING_FORMAT("Translate Pixel Shader Error: %s \n", infoLog),
|
||
|
|
GET_FUNCTION_NAME()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (!parseVsOk)
|
||
|
|
{
|
||
|
|
const char* infoLog = Hlsl2Glsl_GetInfoLog( vertexParser );
|
||
|
|
|
||
|
|
Destroy(vertexParser, pixelParser);
|
||
|
|
|
||
|
|
SYS_EXCEPT(Exceptions::ShaderException,
|
||
|
|
STRING_FORMAT("Parsing Vertex Error When Convert HLSL to GLSL: %s \n", infoLog),
|
||
|
|
GET_FUNCTION_NAME()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!parsePsOk)
|
||
|
|
{
|
||
|
|
const char* infoLog = Hlsl2Glsl_GetInfoLog( pixelParser );
|
||
|
|
|
||
|
|
Destroy(vertexParser, pixelParser);
|
||
|
|
|
||
|
|
SYS_EXCEPT(Exceptions::ShaderException,
|
||
|
|
STRING_FORMAT("Parsing Pixel Error When Convert HLSL to GLSL: %s \n", infoLog),
|
||
|
|
GET_FUNCTION_NAME()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
Util::String GLESCompiler::_SubsitituteGLKeyWords(const Util::String& source) const
|
||
|
|
{
|
||
|
|
|
||
|
|
Util::String reDefine;
|
||
|
|
IndexT nCount = m_GLKeyWords2GLESKeyWords.Size();
|
||
|
|
for (IndexT i = 0; i < nCount; ++i)
|
||
|
|
{
|
||
|
|
const Util::String& glKeyWord = m_GLKeyWords2GLESKeyWords.KeyAtIndex(i);
|
||
|
|
const Util::String& glesKeyWord = m_GLKeyWords2GLESKeyWords.ValueAtIndex(i);
|
||
|
|
|
||
|
|
IndexT res = source.FindStringIndex(glKeyWord);
|
||
|
|
|
||
|
|
if (res != InvalidIndex)
|
||
|
|
{
|
||
|
|
if (glKeyWord == "gl_Normal")
|
||
|
|
{
|
||
|
|
Util::String str;
|
||
|
|
str.Format("#define %s %s\n", glKeyWord.AsCharPtr(), glesKeyWord.AsCharPtr());
|
||
|
|
reDefine += str;
|
||
|
|
|
||
|
|
str.Format("attribute vec3 %s;\n", glesKeyWord.AsCharPtr());
|
||
|
|
reDefine += str;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Util::String str;
|
||
|
|
|
||
|
|
str.Format("#define %s %s\n", glKeyWord.AsCharPtr(), glesKeyWord.AsCharPtr() );
|
||
|
|
reDefine += str;
|
||
|
|
str.Format("attribute vec4 %s;\n", glesKeyWord.AsCharPtr());
|
||
|
|
reDefine += str;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
reDefine += source;
|
||
|
|
|
||
|
|
reDefine.SubstituteString("\t", " ");
|
||
|
|
|
||
|
|
return reDefine;
|
||
|
|
}
|
||
|
|
|
||
|
|
void GLESCompiler::_OptimizeGLES(Util::String& vertSource, Util::String& pixelSource)
|
||
|
|
{
|
||
|
|
glslopt_shader* pVertShader = glslopt_optimize(m_pOptCtx, kGlslOptShaderVertex, vertSource.AsCharPtr(), 0);
|
||
|
|
|
||
|
|
if (glslopt_get_status (pVertShader))
|
||
|
|
{
|
||
|
|
vertSource = glslopt_get_output (pVertShader);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
n_warning("Vertex Shader optimization failed\n");
|
||
|
|
|
||
|
|
const char* log = glslopt_get_log (pVertShader);
|
||
|
|
|
||
|
|
n_warning(log);
|
||
|
|
|
||
|
|
vertSource.SubstituteString("#line", "//#line");
|
||
|
|
}
|
||
|
|
|
||
|
|
glslopt_shader_delete (pVertShader);
|
||
|
|
|
||
|
|
glslopt_shader* pPixelShader = glslopt_optimize(m_pOptCtx, kGlslOptShaderFragment, pixelSource.AsCharPtr(), 0);
|
||
|
|
|
||
|
|
if (glslopt_get_status (pPixelShader))
|
||
|
|
{
|
||
|
|
pixelSource = glslopt_get_output (pPixelShader);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
n_warning("Pixel Shader optimization failed\n");
|
||
|
|
|
||
|
|
const char* log = glslopt_get_log (pPixelShader);
|
||
|
|
|
||
|
|
n_warning(log);
|
||
|
|
|
||
|
|
pixelSource.SubstituteString("#line", "//#line");
|
||
|
|
}
|
||
|
|
|
||
|
|
glslopt_shader_delete (pPixelShader);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|