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Side by Side Diff: src/gpu/GrProcessor.cpp

Issue 617853003: Revert of Add isSingleComponent bool to getConstantColorComponent (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 6 years, 2 months ago
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1 /* 1 /*
2 * Copyright 2012 Google Inc. 2 * Copyright 2012 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "GrProcessor.h" 8 #include "GrProcessor.h"
9 #include "GrBackendProcessorFactory.h" 9 #include "GrBackendProcessorFactory.h"
10 #include "GrContext.h" 10 #include "GrContext.h"
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81 void GrProcessor::assertEquality(const GrProcessor& other) const { 81 void GrProcessor::assertEquality(const GrProcessor& other) const {
82 SkASSERT(this->numTransforms() == other.numTransforms()); 82 SkASSERT(this->numTransforms() == other.numTransforms());
83 for (int i = 0; i < this->numTransforms(); ++i) { 83 for (int i = 0; i < this->numTransforms(); ++i) {
84 SkASSERT(this->coordTransform(i) == other.coordTransform(i)); 84 SkASSERT(this->coordTransform(i) == other.coordTransform(i));
85 } 85 }
86 SkASSERT(this->numTextures() == other.numTextures()); 86 SkASSERT(this->numTextures() == other.numTextures());
87 for (int i = 0; i < this->numTextures(); ++i) { 87 for (int i = 0; i < this->numTextures(); ++i) {
88 SkASSERT(this->textureAccess(i) == other.textureAccess(i)); 88 SkASSERT(this->textureAccess(i) == other.textureAccess(i));
89 } 89 }
90 } 90 }
91
92 void GrProcessor::InvariantOutput::validate() const {
93 if (fIsSingleComponent) {
94 SkASSERT(0 == fValidFlags || kRGBA_GrColorComponentFlags == fValidFlags) ;
95 if (kRGBA_GrColorComponentFlags == fValidFlags) {
96 SkASSERT(this->colorComponentsAllEqual());
97 }
98 }
99
100 SkASSERT(this->validPreMulColor());
101 }
102
103 bool GrProcessor::InvariantOutput::colorComponentsAllEqual() const {
104 unsigned colorA = GrColorUnpackA(fColor);
105 return(GrColorUnpackR(fColor) == colorA &&
106 GrColorUnpackG(fColor) == colorA &&
107 GrColorUnpackB(fColor) == colorA);
108 }
109
110 bool GrProcessor::InvariantOutput::validPreMulColor() const {
111 if (kA_GrColorComponentFlag & fValidFlags) {
112 float c[4];
113 GrColorToRGBAFloat(fColor, c);
114 if (kR_GrColorComponentFlag & fValidFlags) {
115 if (c[0] > c[3]) {
116 return false;
117 }
118 }
119 if (kG_GrColorComponentFlag & fValidFlags) {
120 if (c[1] > c[3]) {
121 return false;
122 }
123 }
124 if (kB_GrColorComponentFlag & fValidFlags) {
125 if (c[2] > c[3]) {
126 return false;
127 }
128 }
129 }
130 return true;
131 }
132 #endif 91 #endif
133
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