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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 GrOptDrawState_DEFINED | 8 #ifndef GrOptDrawState_DEFINED |
9 #define GrOptDrawState_DEFINED | 9 #define GrOptDrawState_DEFINED |
10 | 10 |
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22 class GrPathProcessor; | 22 class GrPathProcessor; |
23 | 23 |
24 /** | 24 /** |
25 * Class that holds an optimized version of a GrDrawState. It is meant to be an
immutable class, | 25 * Class that holds an optimized version of a GrDrawState. It is meant to be an
immutable class, |
26 * and contains all data needed to set the state for a gpu draw. | 26 * and contains all data needed to set the state for a gpu draw. |
27 */ | 27 */ |
28 class GrOptDrawState { | 28 class GrOptDrawState { |
29 public: | 29 public: |
30 SK_DECLARE_INST_COUNT(GrOptDrawState) | 30 SK_DECLARE_INST_COUNT(GrOptDrawState) |
31 | 31 |
32 GrOptDrawState(const GrDrawState& drawState, const GrGeometryProcessor*, con
st GrPathProcessor*, | 32 GrOptDrawState(const GrDrawState& drawState, const GrPrimitiveProcessor*, |
33 const GrDrawTargetCaps&, const GrScissorState&, | 33 const GrDrawTargetCaps&, const GrScissorState&, |
34 const GrDeviceCoordTexture* dstCopy, GrGpu::DrawType); | 34 const GrDeviceCoordTexture* dstCopy, GrGpu::DrawType); |
35 | 35 |
36 /* | 36 /* |
37 * Returns true if it is possible to combine the two GrOptDrawStates and it
will update 'this' | 37 * Returns true if it is possible to combine the two GrOptDrawStates and it
will update 'this' |
38 * to subsume 'that''s draw. | 38 * to subsume 'that''s draw. |
39 */ | 39 */ |
40 bool combineIfPossible(const GrOptDrawState& that); | 40 bool combineIfPossible(const GrOptDrawState& that); |
41 | 41 |
42 /// @} | 42 /// @} |
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55 /// | 55 /// |
56 /// The input color to the first color-stage is either the constant color or
interpolated | 56 /// The input color to the first color-stage is either the constant color or
interpolated |
57 /// per-vertex colors. The input to the first coverage stage is either a con
stant coverage | 57 /// per-vertex colors. The input to the first coverage stage is either a con
stant coverage |
58 /// (usually full-coverage) or interpolated per-vertex coverage. | 58 /// (usually full-coverage) or interpolated per-vertex coverage. |
59 //// | 59 //// |
60 | 60 |
61 int numColorStages() const { return fNumColorStages; } | 61 int numColorStages() const { return fNumColorStages; } |
62 int numCoverageStages() const { return fFragmentStages.count() - fNumColorSt
ages; } | 62 int numCoverageStages() const { return fFragmentStages.count() - fNumColorSt
ages; } |
63 int numFragmentStages() const { return fFragmentStages.count(); } | 63 int numFragmentStages() const { return fFragmentStages.count(); } |
64 | 64 |
65 // TODO remove the GP specific calls when the PathProc can provide the same
interface | |
66 bool hasGeometryProcessor() const { return SkToBool(fGeometryProcessor.get()
); } | |
67 const GrGeometryProcessor* getGeometryProcessor() const { return fGeometryPr
ocessor.get(); } | |
68 const GrPrimitiveProcessor* getPrimitiveProcessor() const { return fPrimitiv
eProcessor.get(); } | 65 const GrPrimitiveProcessor* getPrimitiveProcessor() const { return fPrimitiv
eProcessor.get(); } |
69 const GrBatchTracker& getBatchTracker() const { return fBatchTracker; } | 66 const GrBatchTracker& getBatchTracker() const { return fBatchTracker; } |
70 | 67 |
71 const GrXferProcessor* getXferProcessor() const { return fXferProcessor.get(
); } | 68 const GrXferProcessor* getXferProcessor() const { return fXferProcessor.get(
); } |
72 | 69 |
73 const GrPendingFragmentStage& getColorStage(int idx) const { | 70 const GrPendingFragmentStage& getColorStage(int idx) const { |
74 SkASSERT(idx < this->numColorStages()); | 71 SkASSERT(idx < this->numColorStages()); |
75 return fFragmentStages[idx]; | 72 return fFragmentStages[idx]; |
76 } | 73 } |
77 const GrPendingFragmentStage& getCoverageStage(int idx) const { | 74 const GrPendingFragmentStage& getCoverageStage(int idx) const { |
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171 typedef SkSTArray<8, GrPendingFragmentStage> FragmentStageArray; | 168 typedef SkSTArray<8, GrPendingFragmentStage> FragmentStageArray; |
172 typedef GrPendingProgramElement<const GrGeometryProcessor> ProgramGeometryPr
ocessor; | 169 typedef GrPendingProgramElement<const GrGeometryProcessor> ProgramGeometryPr
ocessor; |
173 typedef GrPendingProgramElement<const GrPrimitiveProcessor> ProgramPrimitive
Processor; | 170 typedef GrPendingProgramElement<const GrPrimitiveProcessor> ProgramPrimitive
Processor; |
174 typedef GrPendingProgramElement<const GrXferProcessor> ProgramXferProcessor; | 171 typedef GrPendingProgramElement<const GrXferProcessor> ProgramXferProcessor; |
175 RenderTarget fRenderTarget; | 172 RenderTarget fRenderTarget; |
176 GrScissorState fScissorState; | 173 GrScissorState fScissorState; |
177 GrStencilSettings fStencilSettings; | 174 GrStencilSettings fStencilSettings; |
178 GrDrawState::DrawFace fDrawFace; | 175 GrDrawState::DrawFace fDrawFace; |
179 GrDeviceCoordTexture fDstCopy; | 176 GrDeviceCoordTexture fDstCopy; |
180 uint32_t fFlags; | 177 uint32_t fFlags; |
181 ProgramGeometryProcessor fGeometryProcessor; | |
182 ProgramPrimitiveProcessor fPrimitiveProcessor; | 178 ProgramPrimitiveProcessor fPrimitiveProcessor; |
183 GrBatchTracker fBatchTracker; | 179 GrBatchTracker fBatchTracker; |
184 ProgramXferProcessor fXferProcessor; | 180 ProgramXferProcessor fXferProcessor; |
185 FragmentStageArray fFragmentStages; | 181 FragmentStageArray fFragmentStages; |
186 GrGpu::DrawType fDrawType; | 182 GrGpu::DrawType fDrawType; |
187 GrProgramDesc::DescInfo fDescInfo; | 183 GrProgramDesc::DescInfo fDescInfo; |
188 bool fFinalized; | 184 bool fFinalized; |
189 | 185 |
190 // This function is equivalent to the offset into fFragmentStages where cove
rage stages begin. | 186 // This function is equivalent to the offset into fFragmentStages where cove
rage stages begin. |
191 int fNumColorStages; | 187 int fNumColorStages; |
192 | 188 |
193 GrProgramDesc fDesc; | 189 GrProgramDesc fDesc; |
194 | 190 |
195 typedef SkRefCnt INHERITED; | 191 typedef SkRefCnt INHERITED; |
196 }; | 192 }; |
197 | 193 |
198 #endif | 194 #endif |
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