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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 "effects/GrConstColorProcessor.h" | 8 #include "effects/GrConstColorProcessor.h" |
9 #include "gl/GrGLFragmentProcessor.h" | 9 #include "gl/GrGLFragmentProcessor.h" |
10 #include "gl/builders/GrGLProgramBuilder.h" | 10 #include "glsl/GrGLSLFragmentShaderBuilder.h" |
| 11 #include "glsl/GrGLSLProgramBuilder.h" |
11 #include "glsl/GrGLSLProgramDataManager.h" | 12 #include "glsl/GrGLSLProgramDataManager.h" |
12 | 13 |
13 class GLConstColorProcessor : public GrGLFragmentProcessor { | 14 class GLConstColorProcessor : public GrGLFragmentProcessor { |
14 public: | 15 public: |
15 GLConstColorProcessor() : fPrevColor(GrColor_ILLEGAL) {} | 16 GLConstColorProcessor() : fPrevColor(GrColor_ILLEGAL) {} |
16 | 17 |
17 void emitCode(EmitArgs& args) override { | 18 void emitCode(EmitArgs& args) override { |
18 GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder
(); | 19 GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuild
er(); |
19 const char* colorUni; | 20 const char* colorUni; |
20 fColorUniform = args.fBuilder->addUniform(GrGLProgramBuilder::kFragment_
Visibility, | 21 fColorUniform = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragmen
t_Visibility, |
21 kVec4f_GrSLType, kMedium_GrSLPrecisi
on, "constantColor", | 22 kVec4f_GrSLType, kMedium_GrSLPrecisi
on, "constantColor", |
22 &colorUni); | 23 &colorUni); |
23 GrConstColorProcessor::InputMode mode = args.fFp.cast<GrConstColorProces
sor>().inputMode(); | 24 GrConstColorProcessor::InputMode mode = args.fFp.cast<GrConstColorProces
sor>().inputMode(); |
24 if (!args.fInputColor) { | 25 if (!args.fInputColor) { |
25 mode = GrConstColorProcessor::kIgnore_InputMode; | 26 mode = GrConstColorProcessor::kIgnore_InputMode; |
26 } | 27 } |
27 switch (mode) { | 28 switch (mode) { |
28 case GrConstColorProcessor::kIgnore_InputMode: | 29 case GrConstColorProcessor::kIgnore_InputMode: |
29 fsBuilder->codeAppendf("%s = %s;", args.fOutputColor, colorUni); | 30 fsBuilder->codeAppendf("%s = %s;", args.fOutputColor, colorUni); |
30 break; | 31 break; |
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124 color = 0; | 125 color = 0; |
125 break; | 126 break; |
126 case 2: | 127 case 2: |
127 color = d->fRandom->nextULessThan(0x100); | 128 color = d->fRandom->nextULessThan(0x100); |
128 color = color | (color << 8) | (color << 16) | (color << 24); | 129 color = color | (color << 8) | (color << 16) | (color << 24); |
129 break; | 130 break; |
130 } | 131 } |
131 InputMode mode = static_cast<InputMode>(d->fRandom->nextULessThan(kInputMode
Cnt)); | 132 InputMode mode = static_cast<InputMode>(d->fRandom->nextULessThan(kInputMode
Cnt)); |
132 return GrConstColorProcessor::Create(color, mode); | 133 return GrConstColorProcessor::Create(color, mode); |
133 } | 134 } |
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