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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 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 GrDrawState_DEFINED | 8 #ifndef GrDrawState_DEFINED |
9 #define GrDrawState_DEFINED | 9 #define GrDrawState_DEFINED |
10 | 10 |
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239 /// The input color to the first color-stage is either the constant color or
interpolated | 239 /// The input color to the first color-stage is either the constant color or
interpolated |
240 /// per-vertex colors. The input to the first coverage stage is either a con
stant coverage | 240 /// per-vertex colors. The input to the first coverage stage is either a con
stant coverage |
241 /// (usually full-coverage) or interpolated per-vertex coverage. | 241 /// (usually full-coverage) or interpolated per-vertex coverage. |
242 /// | 242 /// |
243 /// See the documentation of kCoverageDrawing_StateBit for information about
disabling the | 243 /// See the documentation of kCoverageDrawing_StateBit for information about
disabling the |
244 /// the color / coverage distinction. | 244 /// the color / coverage distinction. |
245 //// | 245 //// |
246 | 246 |
247 int numColorStages() const { return fColorStages.count(); } | 247 int numColorStages() const { return fColorStages.count(); } |
248 int numCoverageStages() const { return fCoverageStages.count(); } | 248 int numCoverageStages() const { return fCoverageStages.count(); } |
| 249 int numFragmentStages() const { return this->numColorStages() + this->numCov
erageStages(); } |
249 int numTotalStages() const { | 250 int numTotalStages() const { |
250 return this->numColorStages() + this->numCoverageStages() + | 251 return this->numFragmentStages() + (this->hasGeometryProcessor() ? 1 :
0); |
251 (this->hasGeometryProcessor() ? 1 : 0); | |
252 } | 252 } |
253 | 253 |
254 bool hasGeometryProcessor() const { return SkToBool(fGeometryProcessor.get()
); } | 254 bool hasGeometryProcessor() const { return SkToBool(fGeometryProcessor.get()
); } |
255 const GrGeometryProcessor* getGeometryProcessor() const { return fGeometryPr
ocessor.get(); } | 255 const GrGeometryProcessor* getGeometryProcessor() const { return fGeometryPr
ocessor.get(); } |
256 const GrFragmentStage& getColorStage(int idx) const { return fColorStages[id
x]; } | 256 const GrFragmentStage& getColorStage(int idx) const { return fColorStages[id
x]; } |
257 const GrFragmentStage& getCoverageStage(int idx) const { return fCoverageSta
ges[idx]; } | 257 const GrFragmentStage& getCoverageStage(int idx) const { return fCoverageSta
ges[idx]; } |
258 | 258 |
259 /** | 259 /** |
260 * Checks whether any of the effects will read the dst pixel color. | 260 * Checks whether any of the effects will read the dst pixel color. |
261 */ | 261 */ |
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833 int fFixedFunctionVertexAttribIndices[kGrFixedFunctionVertexAttribBindingCnt
]; | 833 int fFixedFunctionVertexAttribIndices[kGrFixedFunctionVertexAttribBindingCnt
]; |
834 | 834 |
835 friend class GrOptDrawState; | 835 friend class GrOptDrawState; |
836 | 836 |
837 typedef SkRefCnt INHERITED; | 837 typedef SkRefCnt INHERITED; |
838 }; | 838 }; |
839 | 839 |
840 GR_MAKE_BITFIELD_OPS(GrDrawState::BlendOptFlags); | 840 GR_MAKE_BITFIELD_OPS(GrDrawState::BlendOptFlags); |
841 | 841 |
842 #endif | 842 #endif |
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