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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 #include "GrGLGeometryShaderBuilder.h" | 8 #include "GrGLGeometryShaderBuilder.h" |
9 #include "GrGLProgramBuilder.h" | 9 #include "GrGLProgramBuilder.h" |
10 #include "../GrGLGpu.h" | 10 #include "../GrGLGpu.h" |
11 | 11 |
12 GrGLGeometryBuilder::GrGLGeometryBuilder(GrGLProgramBuilder* program) | 12 GrGLGeometryBuilder::GrGLGeometryBuilder(GrGLProgramBuilder* program) |
13 : INHERITED(program) { | 13 : INHERITED(program) { |
14 | 14 |
15 } | 15 } |
16 | 16 |
17 void GrGLGeometryBuilder::addVarying(const char* name, GrGLVarying* v) { | 17 void GrGLGeometryBuilder::addVarying(const char* name, GrSLPrecision precision,
GrGLVarying* v) { |
18 // if we have a GS take each varying in as an array | 18 // if we have a GS take each varying in as an array |
19 // and output as non-array. | 19 // and output as non-array. |
20 if (v->vsVarying()) { | 20 if (v->vsVarying()) { |
21 fInputs.push_back(); | 21 fInputs.push_back(); |
22 fInputs.back().setType(v->fType); | 22 fInputs.back().setType(v->fType); |
23 fInputs.back().setTypeModifier(GrGLShaderVar::kVaryingIn_TypeModifier); | 23 fInputs.back().setTypeModifier(GrGLShaderVar::kVaryingIn_TypeModifier); |
| 24 fInputs.back().setPrecision(precision); |
24 fInputs.back().setUnsizedArray(); | 25 fInputs.back().setUnsizedArray(); |
25 *fInputs.back().accessName() = v->fVsOut; | 26 *fInputs.back().accessName() = v->fVsOut; |
26 v->fGsIn = v->fVsOut; | 27 v->fGsIn = v->fVsOut; |
27 } | 28 } |
28 | 29 |
29 if (v->fsVarying()) { | 30 if (v->fsVarying()) { |
30 fOutputs.push_back(); | 31 fOutputs.push_back(); |
31 fOutputs.back().setType(v->fType); | 32 fOutputs.back().setType(v->fType); |
32 fOutputs.back().setTypeModifier(GrGLShaderVar::kVaryingOut_TypeModifier)
; | 33 fOutputs.back().setTypeModifier(GrGLShaderVar::kVaryingOut_TypeModifier)
; |
| 34 fOutputs.back().setPrecision(precision); |
33 fProgramBuilder->nameVariable(fOutputs.back().accessName(), 'g', name); | 35 fProgramBuilder->nameVariable(fOutputs.back().accessName(), 'g', name); |
34 v->fGsOut = fOutputs.back().getName().c_str(); | 36 v->fGsOut = fOutputs.back().getName().c_str(); |
35 } | 37 } |
36 } | 38 } |
37 | 39 |
38 bool GrGLGeometryBuilder::compileAndAttachShaders(GrGLuint programId, | 40 bool GrGLGeometryBuilder::compileAndAttachShaders(GrGLuint programId, |
39 SkTDArray<GrGLuint>* shaderIds) { | 41 SkTDArray<GrGLuint>* shaderIds) { |
40 SkFAIL("Geometry shaders are not currently supported"); | 42 SkFAIL("Geometry shaders are not currently supported"); |
41 return false; | 43 return false; |
42 } | 44 } |
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