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Side by Side Diff: src/gpu/effects/GrSingleTextureEffect.h

Issue 1230813003: More threading of GrProcessorDataManager (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: tweaks Created 5 years, 5 months ago
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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 GrSingleTextureEffect_DEFINED 8 #ifndef GrSingleTextureEffect_DEFINED
9 #define GrSingleTextureEffect_DEFINED 9 #define GrSingleTextureEffect_DEFINED
10 10
11 #include "GrFragmentProcessor.h" 11 #include "GrFragmentProcessor.h"
12 #include "GrCoordTransform.h" 12 #include "GrCoordTransform.h"
13 #include "GrInvariantOutput.h" 13 #include "GrInvariantOutput.h"
14 #include "SkMatrix.h" 14 #include "SkMatrix.h"
15 15
16 class GrTexture; 16 class GrTexture;
17 17
18 /** 18 /**
19 * A base class for effects that draw a single texture with a texture matrix. Th is effect has no 19 * A base class for effects that draw a single texture with a texture matrix. Th is effect has no
20 * backend implementations. One must be provided by the subclass. 20 * backend implementations. One must be provided by the subclass.
21 */ 21 */
22 class GrSingleTextureEffect : public GrFragmentProcessor { 22 class GrSingleTextureEffect : public GrFragmentProcessor {
23 public: 23 public:
24 virtual ~GrSingleTextureEffect(); 24 virtual ~GrSingleTextureEffect();
25 25
26 protected: 26 protected:
27 /** unfiltered, clamp mode */ 27 /** unfiltered, clamp mode */
28 GrSingleTextureEffect(GrTexture*, const SkMatrix&, GrCoordSet = kLocal_GrCoo rdSet); 28 GrSingleTextureEffect(GrProcessorDataManager*, GrTexture*, const SkMatrix&,
29 GrCoordSet = kLocal_GrCoordSet);
29 /** clamp mode */ 30 /** clamp mode */
30 GrSingleTextureEffect(GrTexture*, const SkMatrix&, GrTextureParams::FilterMo de filterMode, 31 GrSingleTextureEffect(GrProcessorDataManager*, GrTexture*, const SkMatrix&,
32 GrTextureParams::FilterMode filterMode,
31 GrCoordSet = kLocal_GrCoordSet); 33 GrCoordSet = kLocal_GrCoordSet);
32 GrSingleTextureEffect(GrTexture*, 34 GrSingleTextureEffect(GrProcessorDataManager*,
35 GrTexture*,
33 const SkMatrix&, 36 const SkMatrix&,
34 const GrTextureParams&, 37 const GrTextureParams&,
35 GrCoordSet = kLocal_GrCoordSet); 38 GrCoordSet = kLocal_GrCoordSet);
36 39
37 /** 40 /**
38 * Can be used as a helper to implement subclass onComputeInvariantOutput(). It assumes that 41 * Can be used as a helper to implement subclass onComputeInvariantOutput(). It assumes that
39 * the subclass output color will be a modulation of the input color with a value read from the 42 * the subclass output color will be a modulation of the input color with a value read from the
40 * texture. 43 * texture.
41 */ 44 */
42 void updateInvariantOutputForModulation(GrInvariantOutput* inout) const { 45 void updateInvariantOutputForModulation(GrInvariantOutput* inout) const {
43 if (GrPixelConfigIsAlphaOnly(this->texture(0)->config())) { 46 if (GrPixelConfigIsAlphaOnly(this->texture(0)->config())) {
44 inout->mulByUnknownSingleComponent(); 47 inout->mulByUnknownSingleComponent();
45 } else if (GrPixelConfigIsOpaque(this->texture(0)->config())) { 48 } else if (GrPixelConfigIsOpaque(this->texture(0)->config())) {
46 inout->mulByUnknownOpaqueFourComponents(); 49 inout->mulByUnknownOpaqueFourComponents();
47 } else { 50 } else {
48 inout->mulByUnknownFourComponents(); 51 inout->mulByUnknownFourComponents();
49 } 52 }
50 } 53 }
51 54
52 private: 55 private:
53 GrCoordTransform fCoordTransform; 56 GrCoordTransform fCoordTransform;
54 GrTextureAccess fTextureAccess; 57 GrTextureAccess fTextureAccess;
55 58
56 typedef GrFragmentProcessor INHERITED; 59 typedef GrFragmentProcessor INHERITED;
57 }; 60 };
58 61
59 #endif 62 #endif
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