blob: 02518c0464f6afc9df4a62535089d1dd7c09f542 [file] [log] [blame]
/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrPaint.h"
#include "GrProcOptInfo.h"
#include "effects/GrCoverageSetOpXP.h"
#include "effects/GrPorterDuffXferProcessor.h"
#include "effects/GrSimpleTextureEffect.h"
GrPaint::GrPaint()
: fAntiAlias(false)
, fDisableOutputConversionToSRGB(false)
, fAllowSRGBInputs(false)
, fColor(GrColor4f::FromGrColor(GrColor_WHITE)) {}
void GrPaint::setCoverageSetOpXPFactory(SkRegion::Op regionOp, bool invertCoverage) {
fXPFactory = GrCoverageSetOpXPFactory::Make(regionOp, invertCoverage);
}
void GrPaint::addColorTextureProcessor(GrTexture* texture, const SkMatrix& matrix) {
this->addColorFragmentProcessor(GrSimpleTextureEffect::Make(texture, matrix));
}
void GrPaint::addCoverageTextureProcessor(GrTexture* texture, const SkMatrix& matrix) {
this->addCoverageFragmentProcessor(GrSimpleTextureEffect::Make(texture, matrix));
}
void GrPaint::addColorTextureProcessor(GrTexture* texture,
const SkMatrix& matrix,
const GrTextureParams& params) {
this->addColorFragmentProcessor(GrSimpleTextureEffect::Make(texture, matrix, params));
}
void GrPaint::addCoverageTextureProcessor(GrTexture* texture,
const SkMatrix& matrix,
const GrTextureParams& params) {
this->addCoverageFragmentProcessor(GrSimpleTextureEffect::Make(texture, matrix, params));
}
bool GrPaint::isConstantBlendedColor(GrColor* color) const {
GrProcOptInfo colorProcInfo;
colorProcInfo.calcWithInitialValues(
sk_sp_address_as_pointer_address(fColorFragmentProcessors.begin()),
this->numColorFragmentProcessors(), this->getColor(), kRGBA_GrColorComponentFlags, false);
GrXPFactory::InvariantBlendedColor blendedColor;
if (fXPFactory) {
fXPFactory->getInvariantBlendedColor(colorProcInfo, &blendedColor);
} else {
GrPorterDuffXPFactory::SrcOverInvariantBlendedColor(colorProcInfo.color(),
colorProcInfo.validFlags(),
colorProcInfo.isOpaque(),
&blendedColor);
}
if (kRGBA_GrColorComponentFlags == blendedColor.fKnownColorFlags) {
*color = blendedColor.fKnownColor;
return true;
}
return false;
}