blob: f41469e08e3ef9ebbd64b314da960df0d097e208 [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(GrColor_WHITE) {}
void GrPaint::setCoverageSetOpXPFactory(SkRegion::Op regionOp, bool invertCoverage) {
fXPFactory.reset(GrCoverageSetOpXPFactory::Create(regionOp, invertCoverage));
}
void GrPaint::addColorTextureProcessor(GrTexture* texture, const SkMatrix& matrix) {
this->addColorFragmentProcessor(GrSimpleTextureEffect::Create(texture, matrix))->unref();
}
void GrPaint::addCoverageTextureProcessor(GrTexture* texture, const SkMatrix& matrix) {
this->addCoverageFragmentProcessor(GrSimpleTextureEffect::Create(texture, matrix))->unref();
}
void GrPaint::addColorTextureProcessor(GrTexture* texture,
const SkMatrix& matrix,
const GrTextureParams& params) {
this->addColorFragmentProcessor(GrSimpleTextureEffect::Create(texture,
matrix, params))->unref();
}
void GrPaint::addCoverageTextureProcessor(GrTexture* texture,
const SkMatrix& matrix,
const GrTextureParams& params) {
this->addCoverageFragmentProcessor(GrSimpleTextureEffect::Create(texture,
matrix, params))->unref();
}
bool GrPaint::isConstantBlendedColor(GrColor* color) const {
GrProcOptInfo colorProcInfo;
colorProcInfo.calcWithInitialValues(fColorFragmentProcessors.begin(),
this->numColorFragmentProcessors(), fColor,
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;
}