void ANGLEWebKitBridge::setResources(ShBuiltInResources resources)
{
// Resources are (possibly) changing - cleanup compilers if we had them already
cleanupCompilers();
m_resources = resources;
}
bool ANGLEPlatformBridge::compileShaderSource(const char* shaderSource, ANGLEShaderType shaderType, String& translatedShaderSource, String& shaderValidationLog, Vector<ANGLEShaderSymbol>& symbols, int extraCompileOptions)
{
if (!builtCompilers) {
m_fragmentCompiler = ShConstructCompiler(SH_FRAGMENT_SHADER, m_shaderSpec, m_shaderOutput, &m_resources);
m_vertexCompiler = ShConstructCompiler(SH_VERTEX_SHADER, m_shaderSpec, m_shaderOutput, &m_resources);
if (!m_fragmentCompiler || !m_vertexCompiler) {
cleanupCompilers();
return false;
}
builtCompilers = true;
}
ShHandle compiler;
if (shaderType == SHADER_TYPE_VERTEX)
compiler = m_vertexCompiler;
else
compiler = m_fragmentCompiler;
const char* const shaderSourceStrings[] = { shaderSource };
#if ANGLE_SH_VERSION >= 111
bool validateSuccess = ShCompile(compiler, shaderSourceStrings, 1, SH_OBJECT_CODE | SH_VARIABLES | extraCompileOptions);
#else
bool validateSuccess = ShCompile(compiler, shaderSourceStrings, 1, SH_OBJECT_CODE | SH_ATTRIBUTES_UNIFORMS | extraCompileOptions);
#endif
if (!validateSuccess) {
int logSize = getValidationResultValue(compiler, SH_INFO_LOG_LENGTH);
if (logSize > 1) {
OwnPtr<char[]> logBuffer = adoptArrayPtr(new char[logSize]);
if (logBuffer) {
ShGetInfoLog(compiler, logBuffer.get());
shaderValidationLog = logBuffer.get();
}
}
return false;
}
int translationLength = getValidationResultValue(compiler, SH_OBJECT_CODE_LENGTH);
if (translationLength > 1) {
OwnPtr<char[]> translationBuffer = adoptArrayPtr(new char[translationLength]);
if (!translationBuffer)
return false;
ShGetObjectCode(compiler, translationBuffer.get());
translatedShaderSource = translationBuffer.get();
}
if (!getSymbolInfo(compiler, SH_ACTIVE_ATTRIBUTES, symbols))
return false;
if (!getSymbolInfo(compiler, SH_ACTIVE_UNIFORMS, symbols))
return false;
return true;
}
bool ANGLEWebKitBridge::validateShaderSource(const char* shaderSource, ANGLEShaderType shaderType, String& translatedShaderSource, String& shaderValidationLog)
{
if (!builtCompilers) {
m_fragmentCompiler = ShConstructCompiler(SH_FRAGMENT_SHADER, SH_WEBGL_SPEC, m_shaderOutput, &m_resources);
m_vertexCompiler = ShConstructCompiler(SH_VERTEX_SHADER, SH_WEBGL_SPEC, m_shaderOutput, &m_resources);
if (!m_fragmentCompiler || !m_vertexCompiler) {
cleanupCompilers();
return false;
}
builtCompilers = true;
}
ShHandle compiler;
if (shaderType == SHADER_TYPE_VERTEX)
compiler = m_vertexCompiler;
else
compiler = m_fragmentCompiler;
const char* const shaderSourceStrings[] = { shaderSource };
bool validateSuccess = ShCompile(compiler, shaderSourceStrings, 1, SH_OBJECT_CODE);
if (!validateSuccess) {
int logSize = 0;
ShGetInfo(compiler, SH_INFO_LOG_LENGTH, &logSize);
if (logSize > 1) {
OwnArrayPtr<char> logBuffer = adoptArrayPtr(new char[logSize]);
if (logBuffer) {
ShGetInfoLog(compiler, logBuffer.get());
shaderValidationLog = logBuffer.get();
}
}
return false;
}
int translationLength = 0;
ShGetInfo(compiler, SH_OBJECT_CODE_LENGTH, &translationLength);
if (translationLength > 1) {
OwnArrayPtr<char> translationBuffer = adoptArrayPtr(new char[translationLength]);
if (!translationBuffer)
return false;
ShGetObjectCode(compiler, translationBuffer.get());
translatedShaderSource = translationBuffer.get();
}
return true;
}
bool ANGLEWebKitBridge::compileShaderSource(const char* shaderSource, ANGLEShaderType shaderType, String& translatedShaderSource, String& shaderValidationLog, Vector<ANGLEShaderSymbol>& symbols, int extraCompileOptions)
{
if (!builtCompilers) {
m_fragmentCompiler = ShConstructCompiler(GL_FRAGMENT_SHADER, m_shaderSpec, m_shaderOutput, &m_resources);
m_vertexCompiler = ShConstructCompiler(GL_VERTEX_SHADER, m_shaderSpec, m_shaderOutput, &m_resources);
if (!m_fragmentCompiler || !m_vertexCompiler) {
cleanupCompilers();
return false;
}
builtCompilers = true;
}
ShHandle compiler;
if (shaderType == SHADER_TYPE_VERTEX)
compiler = m_vertexCompiler;
else
compiler = m_fragmentCompiler;
const char* const shaderSourceStrings[] = { shaderSource };
bool validateSuccess = ShCompile(compiler, shaderSourceStrings, 1, SH_OBJECT_CODE | SH_VARIABLES | extraCompileOptions);
if (!validateSuccess) {
const std::string& log = ShGetInfoLog(compiler);
if (log.length())
shaderValidationLog = log.c_str();
return false;
}
const std::string& objectCode = ShGetObjectCode(compiler);
if (objectCode.length())
translatedShaderSource = objectCode.c_str();
if (!getSymbolInfo(compiler, SHADER_SYMBOL_TYPE_ATTRIBUTE, symbols))
return false;
if (!getSymbolInfo(compiler, SHADER_SYMBOL_TYPE_UNIFORM, symbols))
return false;
if (!getSymbolInfo(compiler, SHADER_SYMBOL_TYPE_VARYING, symbols))
return false;
return true;
}
ANGLEWebKitBridge::~ANGLEWebKitBridge()
{
cleanupCompilers();
}
ANGLEPlatformBridge::~ANGLEPlatformBridge()
{
cleanupCompilers();
}