ShShaderOutput ShaderD3D::getCompilerOutputType(GLenum shader)
{
void *compiler = NULL;
switch (shader)
{
case GL_VERTEX_SHADER: compiler = mVertexCompiler; break;
case GL_FRAGMENT_SHADER: compiler = mFragmentCompiler; break;
default: UNREACHABLE(); return SH_HLSL9_OUTPUT;
}
return ShGetShaderOutputType(compiler);
}
bool ShaderD3D::compile(gl::Compiler *compiler, const std::string &source)
{
uncompile();
CompilerD3D *compilerD3D = GetImplAs<CompilerD3D>(compiler);
ShHandle compilerHandle = compilerD3D->getCompilerHandle(mShaderType);
mCompilerOutputType = ShGetShaderOutputType(compilerHandle);
compileToHLSL(compilerHandle, source);
if (mShaderType == GL_VERTEX_SHADER)
{
parseAttributes(compilerHandle);
}
parseVaryings(compilerHandle);
if (mShaderType == GL_FRAGMENT_SHADER)
{
std::sort(mVaryings.begin(), mVaryings.end(), CompareVarying);
const std::string &hlsl = getTranslatedSource();
if (!hlsl.empty())
{
mActiveOutputVariables = *GetShaderVariables(ShGetOutputVariables(compilerHandle));
FilterInactiveVariables(&mActiveOutputVariables);
}
}
#if ANGLE_SHADER_DEBUG_INFO == ANGLE_ENABLED
mDebugInfo += std::string("// ") + GetShaderTypeString(mShaderType) + " SHADER BEGIN\n";
mDebugInfo += "\n// GLSL BEGIN\n\n" + source + "\n\n// GLSL END\n\n\n";
mDebugInfo += "// INITIAL HLSL BEGIN\n\n" + getTranslatedSource() + "\n// INITIAL HLSL END\n\n\n";
// Successive steps will append more info
#else
mDebugInfo += getTranslatedSource();
#endif
return !getTranslatedSource().empty();
}
