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Side by Side Diff: src/gpu/GrPrimitiveProcessor.h

Issue 1275003004: Remove GrPipelineOptimizations member from GrPipeline (Closed) Base URL: https://skia.googlesource.com/skia.git@opt
Patch Set: rebase Created 5 years, 4 months ago
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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 GrPrimitiveProcessor_DEFINED 8 #ifndef GrPrimitiveProcessor_DEFINED
9 #define GrPrimitiveProcessor_DEFINED 9 #define GrPrimitiveProcessor_DEFINED
10 10
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76 * GrBatch which should be forwarded to the GrPrimitiveProcessor(s) created by t he batch. 76 * GrBatch which should be forwarded to the GrPrimitiveProcessor(s) created by t he batch.
77 * These are not properly part of the pipeline because they assume the specific inputs 77 * These are not properly part of the pipeline because they assume the specific inputs
78 * that the batch provided when it created the pipeline. Identical pipelines may be 78 * that the batch provided when it created the pipeline. Identical pipelines may be
79 * created by different batches with different input assumptions and therefore d ifferent 79 * created by different batches with different input assumptions and therefore d ifferent
80 * computed optimizations. It is the batch-specific optimizations that allow the pipelines 80 * computed optimizations. It is the batch-specific optimizations that allow the pipelines
81 * to be equal. 81 * to be equal.
82 */ 82 */
83 class GrPipelineOptimizations { 83 class GrPipelineOptimizations {
84 public: 84 public:
85 /** Does the pipeline require the GrPrimitiveProcessor's color? */ 85 /** Does the pipeline require the GrPrimitiveProcessor's color? */
86 bool readsColor() const { return SkToBool(kReadsColor_GrPipelineOptimization sFlag & fFlags); } 86 bool readsColor() const { return SkToBool(kReadsColor_Flag & fFlags); }
87 87
88 /** Does the pipeline require the GrPrimitiveProcessor's coverage? */ 88 /** Does the pipeline require the GrPrimitiveProcessor's coverage? */
89 bool readsCoverage() const { return 89 bool readsCoverage() const { return
90 SkToBool(kReadsCoverage_GrPipelineOptimizationsFlag & fFlags); } 90 SkToBool(kReadsCoverage_Flag & fFlags); }
91 91
92 /** Does the pipeline require access to (implicit or explicit) local coordin ates? */ 92 /** Does the pipeline require access to (implicit or explicit) local coordin ates? */
93 bool readsLocalCoords() const { 93 bool readsLocalCoords() const {
94 return SkToBool(kReadsLocalCoords_GrPipelineOptimizationsFlag & fFlags); 94 return SkToBool(kReadsLocalCoords_Flag & fFlags);
95 } 95 }
96 96
97 /** Does the pipeline allow the GrPrimitiveProcessor to combine color and co verage into one 97 /** Does the pipeline allow the GrPrimitiveProcessor to combine color and co verage into one
98 color output ? */ 98 color output ? */
99 bool canTweakAlphaForCoverage() const { 99 bool canTweakAlphaForCoverage() const {
100 return SkToBool(kCanTweakAlphaForCoverage_GrPipelineOptimizationsFlag & fFlags); 100 return SkToBool(kCanTweakAlphaForCoverage_Flag & fFlags);
101 } 101 }
102 102
103 /** Does the pipeline require the GrPrimitiveProcessor to specify a specific color (and if 103 /** Does the pipeline require the GrPrimitiveProcessor to specify a specific color (and if
104 so get the color)? */ 104 so get the color)? */
105 bool getOverrideColorIfSet(GrColor* overrideColor) const { 105 bool getOverrideColorIfSet(GrColor* overrideColor) const {
106 if (SkToBool(kUseOverrideColor_GrPipelineOptimizationsFlag & fFlags)) { 106 if (SkToBool(kUseOverrideColor_Flag & fFlags)) {
107 SkASSERT(SkToBool(kReadsColor_GrPipelineOptimizationsFlag & fFlags)) ; 107 SkASSERT(SkToBool(kReadsColor_Flag & fFlags));
108 if (overrideColor) { 108 if (overrideColor) {
109 *overrideColor = fOverrideColor; 109 *overrideColor = fOverrideColor;
110 } 110 }
111 return true; 111 return true;
112 } 112 }
113 return false; 113 return false;
114 } 114 }
115 115
116 private: 116 private:
117 enum { 117 enum {
118 // If this is not set the primitive processor need not produce a color o utput 118 // If this is not set the primitive processor need not produce a color o utput
119 kReadsColor_GrPipelineOptimizationsFlag = 0x1, 119 kReadsColor_Flag = 0x1,
120 120
121 // If this is not set the primitive processor need not produce a coverag e output 121 // If this is not set the primitive processor need not produce a coverag e output
122 kReadsCoverage_GrPipelineOptimizationsFlag = 0x2, 122 kReadsCoverage_Flag = 0x2,
123 123
124 // If this is not set the primitive processor need not produce local coo rdinates 124 // If this is not set the primitive processor need not produce local coo rdinates
125 kReadsLocalCoords_GrPipelineOptimizationsFlag = 0x4, 125 kReadsLocalCoords_Flag = 0x4,
126 126
127 // If this flag is set then the primitive processor may produce color*co verage as 127 // If this flag is set then the primitive processor may produce color*co verage as
128 // its color output (and not output a separate coverage). 128 // its color output (and not output a separate coverage).
129 kCanTweakAlphaForCoverage_GrPipelineOptimizationsFlag = 0x8, 129 kCanTweakAlphaForCoverage_Flag = 0x8,
130 130
131 // If this flag is set the GrPrimitiveProcessor must produce fOverrideCo lor as its 131 // If this flag is set the GrPrimitiveProcessor must produce fOverrideCo lor as its
132 // output color. If not set fOverrideColor is to be ignored. 132 // output color. If not set fOverrideColor is to be ignored.
133 kUseOverrideColor_GrPipelineOptimizationsFlag = 0x10, 133 kUseOverrideColor_Flag = 0x10,
134 }; 134 };
135 135
136 uint32_t fFlags; 136 uint32_t fFlags;
137 GrColor fOverrideColor; 137 GrColor fOverrideColor;
138 138
139 friend class GrPipeline; // To initialize this 139 friend class GrPipeline; // To initialize this
140 }; 140 };
141 141
142 /* 142 /*
143 * This enum is shared by GrPrimitiveProcessors and GrGLPrimitiveProcessors to c oordinate shaders 143 * This enum is shared by GrPrimitiveProcessors and GrGLPrimitiveProcessors to c oordinate shaders
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244 244
245 private: 245 private:
246 virtual bool hasExplicitLocalCoords() const = 0; 246 virtual bool hasExplicitLocalCoords() const = 0;
247 247
248 bool fIsPathRendering; 248 bool fIsPathRendering;
249 249
250 typedef GrProcessor INHERITED; 250 typedef GrProcessor INHERITED;
251 }; 251 };
252 252
253 #endif 253 #endif
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