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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2010 Google Inc. | 3 * Copyright 2010 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 | 9 |
10 | 10 |
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60 | 60 |
61 static inline GrColor SkColor2GrColor(SkColor c) { | 61 static inline GrColor SkColor2GrColor(SkColor c) { |
62 SkPMColor pm = SkPreMultiplyColor(c); | 62 SkPMColor pm = SkPreMultiplyColor(c); |
63 unsigned r = SkGetPackedR32(pm); | 63 unsigned r = SkGetPackedR32(pm); |
64 unsigned g = SkGetPackedG32(pm); | 64 unsigned g = SkGetPackedG32(pm); |
65 unsigned b = SkGetPackedB32(pm); | 65 unsigned b = SkGetPackedB32(pm); |
66 unsigned a = SkGetPackedA32(pm); | 66 unsigned a = SkGetPackedA32(pm); |
67 return GrColorPackRGBA(r, g, b, a); | 67 return GrColorPackRGBA(r, g, b, a); |
68 } | 68 } |
69 | 69 |
| 70 static inline GrColor SkColor2GrColorJustAlpha(SkColor c) { |
| 71 U8CPU a = SkColorGetA(c); |
| 72 return GrColorPackRGBA(a, a, a, a); |
| 73 } |
| 74 |
70 //////////////////////////////////////////////////////////////////////////////// | 75 //////////////////////////////////////////////////////////////////////////////// |
71 | 76 |
72 bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*
); | 77 bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*
); |
73 | 78 |
74 GrTexture* GrLockAndRefCachedBitmapTexture(GrContext*, const SkBitmap&, const Gr
TextureParams*); | 79 GrTexture* GrLockAndRefCachedBitmapTexture(GrContext*, const SkBitmap&, const Gr
TextureParams*); |
75 | 80 |
76 void GrUnlockAndUnrefCachedBitmapTexture(GrTexture*); | 81 void GrUnlockAndUnrefCachedBitmapTexture(GrTexture*); |
77 | 82 |
78 //////////////////////////////////////////////////////////////////////////////// | 83 //////////////////////////////////////////////////////////////////////////////// |
79 | 84 |
80 // Converts a SkPaint to a GrPaint, ignoring the SkPaint's shader. | 85 // Converts a SkPaint to a GrPaint, ignoring the SkPaint's shader. |
81 // justAlpha indicates that the SkPaint's alpha should be used rather than the c
olor. | 86 // Sets the color of GrPaint to the value of the parameter grColor |
82 // Callers may subsequently modify the GrPaint. Setting constantColor indicates | 87 // Callers may subsequently modify the GrPaint. Setting constantColor indicates |
83 // that the final paint will draw the same color at every pixel. This allows | 88 // that the final paint will draw the same color at every pixel. This allows |
84 // an optimization where the the color filter can be applied to the SkPaint's | 89 // an optimization where the the color filter can be applied to the SkPaint's |
85 // color once while converting to GrPaint and then ignored. | 90 // color once while converting to GrPaint and then ignored. |
86 void SkPaint2GrPaintNoShader(GrContext* context, const SkPaint& skPaint, bool ju
stAlpha, | 91 void SkPaint2GrPaintNoShader(GrContext* context, const SkPaint& skPaint, GrColor
grColor, |
87 bool constantColor, GrPaint* grPaint); | 92 bool constantColor, GrPaint* grPaint); |
88 | 93 |
89 // This function is similar to skPaint2GrPaintNoShader but also converts | 94 // This function is similar to skPaint2GrPaintNoShader but also converts |
90 // skPaint's shader to a GrTexture/GrEffectStage if possible. | 95 // skPaint's shader to a GrTexture/GrEffectStage if possible. |
91 // constantColor has the same meaning as in skPaint2GrPaintNoShader. | 96 // constantColor has the same meaning as in skPaint2GrPaintNoShader. |
92 void SkPaint2GrPaintShader(GrContext* context, const SkPaint& skPaint, | 97 void SkPaint2GrPaintShader(GrContext* context, const SkPaint& skPaint, |
93 bool constantColor, GrPaint* grPaint); | 98 bool constantColor, GrPaint* grPaint); |
94 | 99 |
95 //////////////////////////////////////////////////////////////////////////////// | 100 //////////////////////////////////////////////////////////////////////////////// |
96 // Classes | 101 // Classes |
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115 | 120 |
116 private: | 121 private: |
117 SkGlyphCache* fStrike; | 122 SkGlyphCache* fStrike; |
118 GrKey* fKey; | 123 GrKey* fKey; |
119 // DECLARE_INSTANCE_COUNTER(SkGrFontScaler); | 124 // DECLARE_INSTANCE_COUNTER(SkGrFontScaler); |
120 }; | 125 }; |
121 | 126 |
122 //////////////////////////////////////////////////////////////////////////////// | 127 //////////////////////////////////////////////////////////////////////////////// |
123 | 128 |
124 #endif | 129 #endif |
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