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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 GrSimpleTextureEffect_DEFINED | 8 #ifndef GrSimpleTextureEffect_DEFINED |
| 9 #define GrSimpleTextureEffect_DEFINED | 9 #define GrSimpleTextureEffect_DEFINED |
| 10 | 10 |
| 11 #include "GrSingleTextureEffect.h" | 11 #include "GrSingleTextureEffect.h" |
| 12 | 12 |
| 13 class GrInvariantOutput; | 13 class GrInvariantOutput; |
| 14 | 14 |
| 15 /** | 15 /** |
| 16 * The output color of this effect is a modulation of the input color and a samp
le from a texture. | 16 * The output color of this effect is a modulation of the input color and a samp
le from a texture. |
| 17 * It allows explicit specification of the filtering and wrap modes (GrTexturePa
rams). It can use | 17 * It allows explicit specification of the filtering and wrap modes (GrTexturePa
rams). It can use |
| 18 * local coords, positions, or a custom vertex attribute as input texture coords
. The input coords | 18 * local coords, positions, or a custom vertex attribute as input texture coords
. The input coords |
| 19 * can have a matrix applied in the VS in both the local and position cases but
not with a custom | 19 * can have a matrix applied in the VS in both the local and position cases but
not with a custom |
| 20 * attribute coords at this time. It will add a varying to input interpolate tex
ture coords to the | 20 * attribute coords at this time. It will add a varying to input interpolate tex
ture coords to the |
| 21 * FS. | 21 * FS. |
| 22 */ | 22 */ |
| 23 class GrSimpleTextureEffect : public GrSingleTextureEffect { | 23 class GrSimpleTextureEffect : public GrSingleTextureEffect { |
| 24 public: | 24 public: |
| 25 /* unfiltered, clamp mode */ | 25 /* unfiltered, clamp mode */ |
| 26 static GrFragmentProcessor* Create(GrTexture* tex, | 26 static GrFragmentProcessor* Create(GrProcessorDataManager* procDataManager, |
| 27 GrTexture* tex, |
| 27 const SkMatrix& matrix, | 28 const SkMatrix& matrix, |
| 28 GrCoordSet coordSet = kLocal_GrCoordSet)
{ | 29 GrCoordSet coordSet = kLocal_GrCoordSet)
{ |
| 29 return SkNEW_ARGS(GrSimpleTextureEffect, (tex, matrix, GrTextureParams::
kNone_FilterMode, | 30 return SkNEW_ARGS(GrSimpleTextureEffect, (procDataManager, tex, matrix, |
| 31 GrTextureParams::kNone_FilterM
ode, coordSet)); |
| 32 } |
| 33 |
| 34 /* clamp mode */ |
| 35 static GrFragmentProcessor* Create(GrProcessorDataManager* procDataManager, |
| 36 GrTexture* tex, |
| 37 const SkMatrix& matrix, |
| 38 GrTextureParams::FilterMode filterMode, |
| 39 GrCoordSet coordSet = kLocal_GrCoordSet)
{ |
| 40 return SkNEW_ARGS(GrSimpleTextureEffect, (procDataManager, tex, matrix,
filterMode, |
| 30 coordSet)); | 41 coordSet)); |
| 31 } | 42 } |
| 32 | 43 |
| 33 /* clamp mode */ | 44 static GrFragmentProcessor* Create(GrProcessorDataManager* procDataManager, |
| 34 static GrFragmentProcessor* Create(GrTexture* tex, | 45 GrTexture* tex, |
| 35 const SkMatrix& matrix, | |
| 36 GrTextureParams::FilterMode filterMode, | |
| 37 GrCoordSet coordSet = kLocal_GrCoordSet)
{ | |
| 38 return SkNEW_ARGS(GrSimpleTextureEffect, (tex, matrix, filterMode, coord
Set)); | |
| 39 } | |
| 40 | |
| 41 static GrFragmentProcessor* Create(GrTexture* tex, | |
| 42 const SkMatrix& matrix, | 46 const SkMatrix& matrix, |
| 43 const GrTextureParams& p, | 47 const GrTextureParams& p, |
| 44 GrCoordSet coordSet = kLocal_GrCoordSet)
{ | 48 GrCoordSet coordSet = kLocal_GrCoordSet)
{ |
| 45 return SkNEW_ARGS(GrSimpleTextureEffect, (tex, matrix, p, coordSet)); | 49 return SkNEW_ARGS(GrSimpleTextureEffect, (procDataManager, tex, matrix,
p, coordSet)); |
| 46 } | 50 } |
| 47 | 51 |
| 48 virtual ~GrSimpleTextureEffect() {} | 52 virtual ~GrSimpleTextureEffect() {} |
| 49 | 53 |
| 50 const char* name() const override { return "SimpleTexture"; } | 54 const char* name() const override { return "SimpleTexture"; } |
| 51 | 55 |
| 52 void getGLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const over
ride; | 56 void getGLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const over
ride; |
| 53 | 57 |
| 54 GrGLFragmentProcessor* createGLInstance() const override; | 58 GrGLFragmentProcessor* createGLInstance() const override; |
| 55 | 59 |
| 56 private: | 60 private: |
| 57 GrSimpleTextureEffect(GrTexture* texture, | 61 GrSimpleTextureEffect(GrProcessorDataManager* procDataManager, |
| 62 GrTexture* texture, |
| 58 const SkMatrix& matrix, | 63 const SkMatrix& matrix, |
| 59 GrTextureParams::FilterMode filterMode, | 64 GrTextureParams::FilterMode filterMode, |
| 60 GrCoordSet coordSet) | 65 GrCoordSet coordSet) |
| 61 : GrSingleTextureEffect(texture, matrix, filterMode, coordSet) { | 66 : GrSingleTextureEffect(procDataManager, texture, matrix, filterMode, co
ordSet) { |
| 62 this->initClassID<GrSimpleTextureEffect>(); | 67 this->initClassID<GrSimpleTextureEffect>(); |
| 63 } | 68 } |
| 64 | 69 |
| 65 GrSimpleTextureEffect(GrTexture* texture, | 70 GrSimpleTextureEffect(GrProcessorDataManager* procDataManager, |
| 71 GrTexture* texture, |
| 66 const SkMatrix& matrix, | 72 const SkMatrix& matrix, |
| 67 const GrTextureParams& params, | 73 const GrTextureParams& params, |
| 68 GrCoordSet coordSet) | 74 GrCoordSet coordSet) |
| 69 : GrSingleTextureEffect(texture, matrix, params, coordSet) { | 75 : GrSingleTextureEffect(procDataManager, texture, matrix, params, coordS
et) { |
| 70 this->initClassID<GrSimpleTextureEffect>(); | 76 this->initClassID<GrSimpleTextureEffect>(); |
| 71 } | 77 } |
| 72 | 78 |
| 73 bool onIsEqual(const GrFragmentProcessor& other) const override { return tru
e; } | 79 bool onIsEqual(const GrFragmentProcessor& other) const override { return tru
e; } |
| 74 | 80 |
| 75 void onComputeInvariantOutput(GrInvariantOutput* inout) const override; | 81 void onComputeInvariantOutput(GrInvariantOutput* inout) const override; |
| 76 | 82 |
| 77 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 83 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 78 | 84 |
| 79 typedef GrSingleTextureEffect INHERITED; | 85 typedef GrSingleTextureEffect INHERITED; |
| 80 }; | 86 }; |
| 81 | 87 |
| 82 #endif | 88 #endif |
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