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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 GrGLGeometryProcessor_DEFINED | 8 #ifndef GrGLGeometryProcessor_DEFINED |
9 #define GrGLGeometryProcessor_DEFINED | 9 #define GrGLGeometryProcessor_DEFINED |
10 | 10 |
11 #include "GrGLProcessor.h" | 11 #include "GrGLProcessor.h" |
12 | 12 |
13 class GrGLGPBuilder; | 13 class GrGLGPBuilder; |
14 | 14 |
15 /** | 15 /** |
16 * If a GL effect needs a GrGLFullShaderBuilder* object to emit vertex code, the
n it must inherit | 16 * If a GL effect needs a GrGLFullShaderBuilder* object to emit vertex code, the
n it must inherit |
17 * from this class. Since paths don't have vertices, this class is only meant to
be used internally | 17 * from this class. Since paths don't have vertices, this class is only meant to
be used internally |
18 * by skia, for special cases. | 18 * by skia, for special cases. |
19 */ | 19 */ |
20 class GrGLGeometryProcessor : public GrGLProcessor { | 20 class GrGLGeometryProcessor : public GrGLProcessor { |
21 public: | 21 public: |
22 GrGLGeometryProcessor(const GrBackendProcessorFactory& factory) | 22 GrGLGeometryProcessor(const GrBackendProcessorFactory& factory) |
23 : INHERITED(factory) {} | 23 : INHERITED(factory) {} |
24 | 24 |
25 struct EmitArgs { | 25 struct EmitArgs { |
26 EmitArgs(GrGLGPBuilder* pb, | 26 EmitArgs(GrGLGPBuilder* pb, |
27 const GrGeometryProcessor& gp, | 27 const GrGeometryProcessor& gp, |
28 const char* output, | 28 const char* outputColor, |
29 const char* input, | 29 const char* outputCoverage, |
30 const TextureSamplerArray& samplers) | 30 const TextureSamplerArray& samplers) |
31 : fPB(pb), fGP(gp), fOutput(output), fInput(input), fSamplers(sample
rs) {} | 31 : fPB(pb) |
| 32 , fGP(gp) |
| 33 , fOutputColor(outputColor) |
| 34 , fOutputCoverage(outputCoverage) |
| 35 , fSamplers(samplers) {} |
32 GrGLGPBuilder* fPB; | 36 GrGLGPBuilder* fPB; |
33 const GrGeometryProcessor& fGP; | 37 const GrGeometryProcessor& fGP; |
34 const char* fOutput; | 38 const char* fOutputColor; |
35 const char* fInput; | 39 const char* fOutputCoverage; |
36 const TextureSamplerArray& fSamplers; | 40 const TextureSamplerArray& fSamplers; |
37 }; | 41 }; |
38 /** | 42 /** |
39 * This is similar to emitCode() in the base class, except it takes a full s
hader builder. | 43 * This is similar to emitCode() in the base class, except it takes a full s
hader builder. |
40 * This allows the effect subclass to emit vertex code. | 44 * This allows the effect subclass to emit vertex code. |
41 */ | 45 */ |
42 virtual void emitCode(const EmitArgs&) = 0; | 46 virtual void emitCode(const EmitArgs&) = 0; |
43 | 47 |
44 private: | 48 private: |
45 typedef GrGLProcessor INHERITED; | 49 typedef GrGLProcessor INHERITED; |
46 }; | 50 }; |
47 | 51 |
48 #endif | 52 #endif |
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