const char* GrGLShaderBuilder::enableSecondaryOutput() {
if (!fHasSecondaryOutput) {
fFSOutputs.push_back().set(kVec4f_GrSLType,
GrGLShaderVar::kOut_TypeModifier,
dual_source_output_name());
fHasSecondaryOutput = true;
}
return dual_source_output_name();
}
void GrGLShaderBuilder::bindProgramLocations(GrGLuint programId) const {
if (fHasCustomColorOutput) {
GL_CALL(BindFragDataLocation(programId, 0, declared_color_output_name()));
}
if (fHasSecondaryOutput) {
GL_CALL(BindFragDataLocationIndexed(programId, 0, 1, dual_source_output_name()));
}
}
void GrGLFragmentShaderBuilder::bindFragmentShaderLocations(GrGLuint programID) {
// ES 3.00 requires custom color output but doesn't support bindFragDataLocation
if (fHasCustomColorOutput &&
kGLES_GrGLStandard != fProgramBuilder->gpu()->ctxInfo().standard()) {
GL_CALL(BindFragDataLocation(programID, 0, declared_color_output_name()));
}
if (fHasSecondaryOutput) {
GL_CALL(BindFragDataLocationIndexed(programID, 0, 1, dual_source_output_name()));
}
}
void GrGLShaderBuilder::bindProgramLocations(GrGLuint programId) {
if (fHasCustomColorOutput) {
GL_CALL(BindFragDataLocation(programId, 0, declared_color_output_name()));
}
if (fHasSecondaryOutput) {
GL_CALL(BindFragDataLocationIndexed(programId, 0, 1, dual_source_output_name()));
}
// skbug.com/2056
bool usingBindUniform = fGpu->glInterface()->fFunctions.fBindUniformLocation != NULL;
if (usingBindUniform) {
int count = fUniforms.count();
for (int i = 0; i < count; ++i) {
GL_CALL(BindUniformLocation(programId, i, fUniforms[i].fVariable.c_str()));
fUniforms[i].fLocation = i;
}
}
}
const char* GrGLFragmentShaderBuilder::getSecondaryColorOutputName() const {
return dual_source_output_name();
}
void GrGLFragmentShaderBuilder::enableSecondaryOutput() {
SkASSERT(!fHasSecondaryOutput);
fHasSecondaryOutput = true;
fOutputs.push_back().set(kVec4f_GrSLType, GrGLShaderVar::kOut_TypeModifier,
dual_source_output_name());
}