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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 "GrGLNvprProgramBuilder.h" | 8 #include "GrGLNvprProgramBuilder.h" |
9 #include "../GrGpuGL.h" | 9 #include "../GrGpuGL.h" |
10 | 10 |
11 #define GL_CALL(X) GR_GL_CALL(this->gpu()->glInterface(), X) | 11 #define GL_CALL(X) GR_GL_CALL(this->gpu()->glInterface(), X) |
12 #define GL_CALL_RET(R, X) GR_GL_CALL_RET(this->gpu()->glInterface(), R, X) | 12 #define GL_CALL_RET(R, X) GR_GL_CALL_RET(this->gpu()->glInterface(), R, X) |
13 | 13 |
14 GrGLNvprProgramBuilder::GrGLNvprProgramBuilder(GrGpuGL* gpu, | 14 GrGLNvprProgramBuilder::GrGLNvprProgramBuilder(GrGpuGL* gpu, |
15 const GrOptDrawState& optState, | 15 const GrOptDrawState& optState, |
16 const GrGLProgramDesc& desc) | 16 const GrGLProgramDesc& desc) |
17 : INHERITED(gpu, optState, desc) | 17 : INHERITED(gpu, optState, desc) |
18 , fSeparableVaryingInfos(kVarsPerBlock) { | 18 , fSeparableVaryingInfos(kVarsPerBlock) { |
19 } | 19 } |
20 | 20 |
21 void GrGLNvprProgramBuilder::emitTransforms(const GrProcessorStage& processorSta
ge, | 21 void GrGLNvprProgramBuilder::emitTransforms(const GrFragmentStage& processorStag
e, |
22 GrGLProcessor::TransformedCoordsArra
y* outCoords, | 22 GrGLProcessor::TransformedCoordsArra
y* outCoords, |
23 GrGLInstalledProcessors* installedPr
ocessors) { | 23 GrGLInstalledFragProc* ifp) { |
24 const GrProcessor* effect = processorStage.getProcessor(); | 24 const GrFragmentProcessor* effect = processorStage.getProcessor(); |
25 int numTransforms = effect->numTransforms(); | 25 int numTransforms = effect->numTransforms(); |
26 | 26 |
27 SkTArray<GrGLInstalledProcessors::Transform, true>& transforms = | 27 ifp->fTransforms.push_back_n(numTransforms); |
28 installedProcessors->addTransforms(); | |
29 transforms.push_back_n(numTransforms); | |
30 | 28 |
31 for (int t = 0; t < numTransforms; t++) { | 29 for (int t = 0; t < numTransforms; t++) { |
32 GrSLType varyingType = | 30 GrSLType varyingType = |
33 processorStage.isPerspectiveCoordTransform(t, false) ? | 31 processorStage.isPerspectiveCoordTransform(t, false) ? |
34 kVec3f_GrSLType : | 32 kVec3f_GrSLType : |
35 kVec2f_GrSLType; | 33 kVec2f_GrSLType; |
36 | 34 |
37 const char* varyingName = "MatrixCoord"; | 35 const char* varyingName = "MatrixCoord"; |
38 SkString suffixedVaryingName; | 36 SkString suffixedVaryingName; |
39 if (0 != t) { | 37 if (0 != t) { |
40 suffixedVaryingName.append(varyingName); | 38 suffixedVaryingName.append(varyingName); |
41 suffixedVaryingName.appendf("_%i", t); | 39 suffixedVaryingName.appendf("_%i", t); |
42 varyingName = suffixedVaryingName.c_str(); | 40 varyingName = suffixedVaryingName.c_str(); |
43 } | 41 } |
44 const char* vsVaryingName; | 42 const char* vsVaryingName; |
45 const char* fsVaryingName; | 43 const char* fsVaryingName; |
46 transforms[t].fHandle = this->addSeparableVarying(varyingType, varyingNa
me, | 44 ifp->fTransforms[t].fHandle = this->addSeparableVarying(varyingType, var
yingName, |
47 &vsVaryingName, &fsVar
yingName); | 45 &vsVaryingName,
&fsVaryingName); |
48 transforms[t].fType = varyingType; | 46 ifp->fTransforms[t].fType = varyingType; |
49 | 47 |
50 SkNEW_APPEND_TO_TARRAY(outCoords, GrGLProcessor::TransformedCoords, | 48 SkNEW_APPEND_TO_TARRAY(outCoords, GrGLProcessor::TransformedCoords, |
51 (SkString(fsVaryingName), varyingType)); | 49 (SkString(fsVaryingName), varyingType)); |
52 } | 50 } |
53 } | 51 } |
54 | 52 |
55 GrGLInstalledProcessors::ShaderVarHandle | 53 GrGLInstalledFragProc::ShaderVarHandle |
56 GrGLNvprProgramBuilder::addSeparableVarying(GrSLType type, | 54 GrGLNvprProgramBuilder::addSeparableVarying(GrSLType type, |
57 const char* name, | 55 const char* name, |
58 const char** vsOutName, | 56 const char** vsOutName, |
59 const char** fsInName) { | 57 const char** fsInName) { |
60 addVarying(type, name, vsOutName, fsInName); | 58 addVarying(type, name, vsOutName, fsInName); |
61 SeparableVaryingInfo& varying = fSeparableVaryingInfos.push_back(); | 59 SeparableVaryingInfo& varying = fSeparableVaryingInfos.push_back(); |
62 varying.fVariable = fFS.fInputs.back(); | 60 varying.fVariable = fFS.fInputs.back(); |
63 return GrGLInstalledProcessors::ShaderVarHandle(fSeparableVaryingInfos.count
() - 1); | 61 return GrGLInstalledFragProc::ShaderVarHandle(fSeparableVaryingInfos.count()
- 1); |
64 } | 62 } |
65 | 63 |
66 void GrGLNvprProgramBuilder::resolveSeparableVaryings(GrGLuint programId) { | 64 void GrGLNvprProgramBuilder::resolveSeparableVaryings(GrGLuint programId) { |
67 int count = fSeparableVaryingInfos.count(); | 65 int count = fSeparableVaryingInfos.count(); |
68 for (int i = 0; i < count; ++i) { | 66 for (int i = 0; i < count; ++i) { |
69 GrGLint location; | 67 GrGLint location; |
70 GL_CALL_RET(location, | 68 GL_CALL_RET(location, |
71 GetProgramResourceLocation(programId, | 69 GetProgramResourceLocation(programId, |
72 GR_GL_FRAGMENT_INPUT, | 70 GR_GL_FRAGMENT_INPUT, |
73 fSeparableVaryingInfos[i].fVariab
le.c_str())); | 71 fSeparableVaryingInfos[i].fVariab
le.c_str())); |
74 fSeparableVaryingInfos[i].fLocation = location; | 72 fSeparableVaryingInfos[i].fLocation = location; |
75 } | 73 } |
76 } | 74 } |
77 | 75 |
78 GrGLProgram* GrGLNvprProgramBuilder::createProgram(GrGLuint programID) { | 76 GrGLProgram* GrGLNvprProgramBuilder::createProgram(GrGLuint programID) { |
79 // this is just for nvpr es, which has separable varyings that are plugged i
n after | 77 // this is just for nvpr es, which has separable varyings that are plugged i
n after |
80 // building | 78 // building |
81 this->resolveSeparableVaryings(programID); | 79 this->resolveSeparableVaryings(programID); |
82 return SkNEW_ARGS(GrGLNvprProgram, (fGpu, fDesc, fUniformHandles, programID,
fUniforms, | 80 return SkNEW_ARGS(GrGLNvprProgram, (fGpu, fDesc, fUniformHandles, programID,
fUniforms, |
83 fColorEffects, fCoverageEffects, fSepara
bleVaryingInfos)); | 81 fFragmentProcessors.get(), fSeparableVar
yingInfos)); |
84 } | 82 } |
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