void Shader::compileToHLSL(void *compiler)
{
// ensure we don't pass a NULL source to the compiler
const char *source = "\0";
if (mSource)
{
source = mSource;
}
// ensure the compiler is loaded
initializeCompiler();
int compileOptions = SH_OBJECT_CODE;
std::string sourcePath;
if (perfActive())
{
sourcePath = "";
writeFile(sourcePath.c_str(), source, strlen(source));
compileOptions |= SH_LINE_DIRECTIVES;
}
int result;
if (sourcePath.empty())
{
result = ShCompile(compiler, &source, 1, compileOptions);
}
else
{
const char* sourceStrings[2] =
{
sourcePath.c_str(),
source
};
result = ShCompile(compiler, sourceStrings, 2, compileOptions | SH_SOURCE_PATH);
}
if (result)
{
size_t objCodeLen = 0;
ShGetInfo(compiler, SH_OBJECT_CODE_LENGTH, &objCodeLen);
mHlsl = new char[objCodeLen];
ShGetObjectCode(compiler, mHlsl);
void *activeUniforms;
ShGetInfoPointer(compiler, SH_ACTIVE_UNIFORMS_ARRAY, &activeUniforms);
mActiveUniforms = *(sh::ActiveUniforms*)activeUniforms;
}
else
{
size_t infoLogLen = 0;
ShGetInfo(compiler, SH_INFO_LOG_LENGTH, &infoLogLen);
mInfoLog = new char[infoLogLen];
ShGetInfoLog(compiler, mInfoLog);
TRACE("\n%s", mInfoLog);
}
}
ScopedPerfEventHelper::~ScopedPerfEventHelper()
{
#if defined(ANGLE_ENABLE_DEBUG_ANNOTATIONS)
if (perfActive())
{
D3DPERF_EndEvent();
}
#endif
}
ScopedPerfEventHelper::~ScopedPerfEventHelper()
{
#if !defined(ANGLE_DISABLE_PERF)
if (perfActive())
{
D3DPERF_EndEvent();
}
#endif
}
ScopedPerfEventHelper::~ScopedPerfEventHelper()
{
#if defined(ANGLE_ENABLE_DEBUG_ANNOTATIONS)
if (perfActive())
{
g_DebugAnnotationWrapper->endEvent();
}
#endif
}
void Shader::compileToHLSL(void *compiler)
{
if (isCompiled() || !mSource)
{
return;
}
delete[] mInfoLog;
mInfoLog = NULL;
int compileOptions = SH_OBJECT_CODE;
std::string sourcePath;
if (perfActive())
{
sourcePath = getTempPath();
writeFile(sourcePath.c_str(), mSource, strlen(mSource));
compileOptions |= SH_LINE_DIRECTIVES;
}
int result;
if (sourcePath.empty())
{
result = ShCompile(compiler, &mSource, 1, compileOptions);
}
else
{
const char* sourceStrings[2] =
{
sourcePath.c_str(),
mSource
};
result = ShCompile(compiler, sourceStrings, 2, compileOptions | SH_SOURCE_PATH);
}
if (result)
{
int objCodeLen = 0;
ShGetInfo(compiler, SH_OBJECT_CODE_LENGTH, &objCodeLen);
mHlsl = new char[objCodeLen];
ShGetObjectCode(compiler, mHlsl);
}
else
{
int infoLogLen = 0;
ShGetInfo(compiler, SH_INFO_LOG_LENGTH, &infoLogLen);
mInfoLog = new char[infoLogLen];
ShGetInfoLog(compiler, mInfoLog);
TRACE("\n%s", mInfoLog);
}
}
ScopedPerfEventHelper::ScopedPerfEventHelper(const char* format, ...)
{
#if !defined(ANGLE_DISABLE_PERF)
#if defined(ANGLE_DISABLE_TRACE)
if (!perfActive())
{
return;
}
#endif
va_list vararg;
va_start(vararg, format);
output(true, reinterpret_cast<PerfOutputFunction>(D3DPERF_BeginEvent), format, vararg);
va_end(vararg);
#endif
}
ScopedPerfEventHelper::ScopedPerfEventHelper(const char* format, ...)
{
#if !defined(ANGLE_ENABLE_DEBUG_TRACE)
if (!perfActive())
{
return;
}
#endif // !ANGLE_ENABLE_DEBUG_TRACE
va_list vararg;
va_start(vararg, format);
#if defined(ANGLE_ENABLE_DEBUG_ANNOTATIONS)
output(true, reinterpret_cast<PerfOutputFunction>(D3DPERF_BeginEvent), format, vararg);
#else
output(true, NULL, format, vararg);
#endif // ANGLE_ENABLE_DEBUG_ANNOTATIONS
va_end(vararg);
}
ScopedPerfEventHelper::ScopedPerfEventHelper(const char* format, ...)
{
#if !defined(ANGLE_ENABLE_DEBUG_TRACE)
if (!perfActive())
{
return;
}
#endif // !ANGLE_ENABLE_DEBUG_TRACE
va_list vararg;
va_start(vararg, format);
#if defined(ANGLE_ENABLE_DEBUG_ANNOTATIONS)
output(true, DebugTraceOutputTypeBeginEvent, format, vararg);
#else
output(true, DebugTraceOutputTypeNone, format, vararg);
#endif // ANGLE_ENABLE_DEBUG_ANNOTATIONS
va_end(vararg);
}
static void output(bool traceInDebugOnly, DebugTraceOutputType outputType, const char *format, va_list vararg)
{
#if defined(ANGLE_ENABLE_DEBUG_ANNOTATIONS)
static std::vector<char> buffer(512);
if (perfActive())
{
size_t len = FormatStringIntoVector(format, vararg, buffer);
std::wstring formattedWideMessage(buffer.begin(), buffer.begin() + len);
switch (outputType)
{
case DebugTraceOutputTypeNone:
break;
case DebugTraceOutputTypeBeginEvent:
g_DebugAnnotationWrapper->beginEvent(formattedWideMessage);
break;
case DebugTraceOutputTypeSetMarker:
g_DebugAnnotationWrapper->setMarker(formattedWideMessage);
break;
}
}
#endif // ANGLE_ENABLE_DEBUG_ANNOTATIONS
#if defined(ANGLE_ENABLE_DEBUG_TRACE)
#if defined(NDEBUG)
if (traceInDebugOnly)
{
return;
}
#endif // NDEBUG
std::string formattedMessage = FormatString(format, vararg);
static std::ofstream file(TRACE_OUTPUT_FILE, std::ofstream::app);
if (file)
{
file.write(formattedMessage.c_str(), formattedMessage.length());
file.flush();
}
#if defined(ANGLE_ENABLE_DEBUG_TRACE_TO_DEBUGGER)
OutputDebugStringA(formattedMessage.c_str());
#endif // ANGLE_ENABLE_DEBUG_TRACE_TO_DEBUGGER
#endif // ANGLE_ENABLE_DEBUG_TRACE
}
void Shader::compileToHLSL(void *compiler)
{
// ensure the compiler is loaded
initializeCompiler();
int compileOptions = SH_OBJECT_CODE;
std::string sourcePath;
if (perfActive())
{
sourcePath = getTempPath();
writeFile(sourcePath.c_str(), mSource.c_str(), mSource.length());
compileOptions |= SH_LINE_DIRECTIVES;
}
int result;
if (sourcePath.empty())
{
const char* sourceStrings[] =
{
mSource.c_str(),
};
result = ShCompile(compiler, sourceStrings, ArraySize(sourceStrings), compileOptions);
}
else
{
const char* sourceStrings[] =
{
sourcePath.c_str(),
mSource.c_str(),
};
result = ShCompile(compiler, sourceStrings, ArraySize(sourceStrings), compileOptions | SH_SOURCE_PATH);
}
size_t shaderVersion = 100;
ShGetInfo(compiler, SH_SHADER_VERSION, &shaderVersion);
mShaderVersion = static_cast<int>(shaderVersion);
if (shaderVersion == 300 && mRenderer->getCurrentClientVersion() < 3)
{
mInfoLog = "GLSL ES 3.00 is not supported by OpenGL ES 2.0 contexts";
TRACE("\n%s", mInfoLog.c_str());
}
else if (result)
{
size_t objCodeLen = 0;
ShGetInfo(compiler, SH_OBJECT_CODE_LENGTH, &objCodeLen);
char* outputHLSL = new char[objCodeLen];
ShGetObjectCode(compiler, outputHLSL);
#ifdef _DEBUG
std::ostringstream hlslStream;
hlslStream << "// GLSL\n";
hlslStream << "//\n";
size_t curPos = 0;
while (curPos != std::string::npos)
{
size_t nextLine = mSource.find("\n", curPos);
size_t len = (nextLine == std::string::npos) ? std::string::npos : (nextLine - curPos + 1);
hlslStream << "// " << mSource.substr(curPos, len);
curPos = (nextLine == std::string::npos) ? std::string::npos : (nextLine + 1);
}
hlslStream << "\n\n";
hlslStream << outputHLSL;
mHlsl = hlslStream.str();
#else
mHlsl = outputHLSL;
#endif
delete[] outputHLSL;
void *activeUniforms;
ShGetInfoPointer(compiler, SH_ACTIVE_UNIFORMS_ARRAY, &activeUniforms);
mActiveUniforms = *(std::vector<Uniform>*)activeUniforms;
void *activeInterfaceBlocks;
ShGetInfoPointer(compiler, SH_ACTIVE_INTERFACE_BLOCKS_ARRAY, &activeInterfaceBlocks);
mActiveInterfaceBlocks = *(std::vector<InterfaceBlock>*)activeInterfaceBlocks;
}
else
{
size_t infoLogLen = 0;
ShGetInfo(compiler, SH_INFO_LOG_LENGTH, &infoLogLen);
char* infoLog = new char[infoLogLen];
ShGetInfoLog(compiler, infoLog);
mInfoLog = infoLog;
TRACE("\n%s", mInfoLog.c_str());
}
}
