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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 #ifndef GrBicubicTextureEffect_DEFINED | 8 #ifndef GrBicubicTextureEffect_DEFINED |
9 #define GrBicubicTextureEffect_DEFINED | 9 #define GrBicubicTextureEffect_DEFINED |
10 | 10 |
11 #include "GrSingleTextureEffect.h" | 11 #include "GrSingleTextureEffect.h" |
12 #include "GrTextureDomain.h" | 12 #include "GrTextureDomain.h" |
13 #include "GrDrawEffect.h" | |
14 #include "gl/GrGLEffect.h" | 13 #include "gl/GrGLEffect.h" |
15 #include "GrTBackendEffectFactory.h" | 14 #include "GrTBackendEffectFactory.h" |
16 | 15 |
17 class GrGLBicubicEffect; | 16 class GrGLBicubicEffect; |
18 | 17 |
19 class GrBicubicEffect : public GrSingleTextureEffect { | 18 class GrBicubicEffect : public GrSingleTextureEffect { |
20 public: | 19 public: |
21 enum { | 20 enum { |
22 kFilterTexelPad = 2, // Given a src rect in texels to be filtered, this
number of | 21 kFilterTexelPad = 2, // Given a src rect in texels to be filtered, this
number of |
23 // surrounding texels are needed by the kernel in x
and y. | 22 // surrounding texels are needed by the kernel in x
and y. |
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96 GrTextureDomain fDomain; | 95 GrTextureDomain fDomain; |
97 | 96 |
98 GR_DECLARE_EFFECT_TEST; | 97 GR_DECLARE_EFFECT_TEST; |
99 | 98 |
100 static const SkScalar gMitchellCoefficients[16]; | 99 static const SkScalar gMitchellCoefficients[16]; |
101 | 100 |
102 typedef GrSingleTextureEffect INHERITED; | 101 typedef GrSingleTextureEffect INHERITED; |
103 }; | 102 }; |
104 | 103 |
105 #endif | 104 #endif |
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