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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 "SkLumaColorFilter.h" | 8 #include "SkLumaColorFilter.h" |
9 | 9 |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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112 | 112 |
113 bool onIsEqual(const GrFragmentProcessor&) const override { return true; } | 113 bool onIsEqual(const GrFragmentProcessor&) const override { return true; } |
114 | 114 |
115 void onComputeInvariantOutput(GrInvariantOutput* inout) const override { | 115 void onComputeInvariantOutput(GrInvariantOutput* inout) const override { |
116 // The output is always black. The alpha value for the color passed in i
s arbitrary. | 116 // The output is always black. The alpha value for the color passed in i
s arbitrary. |
117 inout->setToOther(kRGB_GrColorComponentFlags, GrColorPackRGBA(0, 0, 0, 0
), | 117 inout->setToOther(kRGB_GrColorComponentFlags, GrColorPackRGBA(0, 0, 0, 0
), |
118 GrInvariantOutput::kWill_ReadInput); | 118 GrInvariantOutput::kWill_ReadInput); |
119 } | 119 } |
120 }; | 120 }; |
121 | 121 |
122 bool SkLumaColorFilter::asFragmentProcessors(GrContext*, | 122 bool SkLumaColorFilter::asFragmentProcessors(GrContext*, GrShaderDataManager*, |
123 SkTDArray<GrFragmentProcessor*>* ar
ray) const { | 123 SkTDArray<GrFragmentProcessor*>* ar
ray) const { |
124 | 124 |
125 GrFragmentProcessor* frag = LumaColorFilterEffect::Create(); | 125 GrFragmentProcessor* frag = LumaColorFilterEffect::Create(); |
126 if (frag) { | 126 if (frag) { |
127 if (array) { | 127 if (array) { |
128 *array->append() = frag; | 128 *array->append() = frag; |
129 } else { | 129 } else { |
130 frag->unref(); | 130 frag->unref(); |
131 SkDEBUGCODE(frag = NULL;) | 131 SkDEBUGCODE(frag = NULL;) |
132 } | 132 } |
133 return true; | 133 return true; |
134 } | 134 } |
135 return false; | 135 return false; |
136 } | 136 } |
137 #endif | 137 #endif |
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