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- /*
- * 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 "src/gpu/GrPaint.h"
- #include "src/gpu/GrXferProcessor.h"
- #include "src/gpu/effects/GrCoverageSetOpXP.h"
- #include "src/gpu/effects/GrPorterDuffXferProcessor.h"
- #include "src/gpu/effects/generated/GrSimpleTextureEffect.h"
- GrPaint::GrPaint(const GrPaint& that)
- : fXPFactory(that.fXPFactory)
- , fColorFragmentProcessors(that.fColorFragmentProcessors.count())
- , fCoverageFragmentProcessors(that.fCoverageFragmentProcessors.count())
- , fTrivial(that.fTrivial)
- , fColor(that.fColor) {
- for (int i = 0; i < that.fColorFragmentProcessors.count(); ++i) {
- fColorFragmentProcessors.push_back(that.fColorFragmentProcessors[i]->clone());
- SkASSERT(fColorFragmentProcessors[i]);
- }
- for (int i = 0; i < that.fCoverageFragmentProcessors.count(); ++i) {
- fCoverageFragmentProcessors.push_back(that.fCoverageFragmentProcessors[i]->clone());
- SkASSERT(fCoverageFragmentProcessors[i]);
- }
- }
- void GrPaint::setPorterDuffXPFactory(SkBlendMode mode) {
- this->setXPFactory(GrPorterDuffXPFactory::Get(mode));
- }
- void GrPaint::setCoverageSetOpXPFactory(SkRegion::Op regionOp, bool invertCoverage) {
- this->setXPFactory(GrCoverageSetOpXPFactory::Get(regionOp, invertCoverage));
- }
- void GrPaint::addColorTextureProcessor(sk_sp<GrTextureProxy> proxy, const SkMatrix& matrix) {
- this->addColorFragmentProcessor(GrSimpleTextureEffect::Make(std::move(proxy), matrix));
- }
- void GrPaint::addColorTextureProcessor(sk_sp<GrTextureProxy> proxy, const SkMatrix& matrix,
- const GrSamplerState& samplerState) {
- this->addColorFragmentProcessor(GrSimpleTextureEffect::Make(std::move(proxy), matrix,
- samplerState));
- }
- void GrPaint::addCoverageTextureProcessor(sk_sp<GrTextureProxy> proxy,
- const SkMatrix& matrix) {
- this->addCoverageFragmentProcessor(GrSimpleTextureEffect::Make(std::move(proxy), matrix));
- }
- void GrPaint::addCoverageTextureProcessor(sk_sp<GrTextureProxy> proxy,
- const SkMatrix& matrix,
- const GrSamplerState& params) {
- this->addCoverageFragmentProcessor(GrSimpleTextureEffect::Make(std::move(proxy), matrix,
- params));
- }
- bool GrPaint::isConstantBlendedColor(SkPMColor4f* constantColor) const {
- // This used to do a more sophisticated analysis but now it just explicitly looks for common
- // cases.
- static const GrXPFactory* kSrc = GrPorterDuffXPFactory::Get(SkBlendMode::kSrc);
- static const GrXPFactory* kClear = GrPorterDuffXPFactory::Get(SkBlendMode::kClear);
- if (kClear == fXPFactory) {
- *constantColor = SK_PMColor4fTRANSPARENT;
- return true;
- }
- if (this->numColorFragmentProcessors()) {
- return false;
- }
- if (kSrc == fXPFactory || (!fXPFactory && fColor.isOpaque())) {
- *constantColor = fColor;
- return true;
- }
- return false;
- }
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