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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 #ifndef GrConfigConversionEffect_DEFINED | 8 #ifndef GrConfigConversionEffect_DEFINED |
9 #define GrConfigConversionEffect_DEFINED | 9 #define GrConfigConversionEffect_DEFINED |
10 | 10 |
11 #include "GrSingleTextureEffect.h" | 11 #include "GrSingleTextureEffect.h" |
12 | 12 |
13 class GrFragmentStage; | |
14 class GrInvariantOutput; | 13 class GrInvariantOutput; |
15 | 14 |
16 /** | 15 /** |
17 * This class is used to perform config conversions. Clients may want to read/wr
ite data that is | 16 * This class is used to perform config conversions. Clients may want to read/wr
ite data that is |
18 * unpremultiplied. Also on some systems reading/writing BGRA or RGBA is faster.
In those cases we | 17 * unpremultiplied. Also on some systems reading/writing BGRA or RGBA is faster.
In those cases we |
19 * read/write using the faster path and perform an R/B swap in the shader if the
client data is in | 18 * read/write using the faster path and perform an R/B swap in the shader if the
client data is in |
20 * the slower config. | 19 * the slower config. |
21 */ | 20 */ |
22 class GrConfigConversionEffect : public GrSingleTextureEffect { | 21 class GrConfigConversionEffect : public GrSingleTextureEffect { |
23 public: | 22 public: |
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68 | 67 |
69 bool fSwapRedAndBlue; | 68 bool fSwapRedAndBlue; |
70 PMConversion fPMConversion; | 69 PMConversion fPMConversion; |
71 | 70 |
72 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 71 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
73 | 72 |
74 typedef GrSingleTextureEffect INHERITED; | 73 typedef GrSingleTextureEffect INHERITED; |
75 }; | 74 }; |
76 | 75 |
77 #endif | 76 #endif |
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