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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 #include "GrBitmapTextGeoProc.h" | 8 #include "GrBitmapTextGeoProc.h" |
9 #include "GrInvariantOutput.h" | 9 #include "GrInvariantOutput.h" |
10 #include "GrTexture.h" | 10 #include "GrTexture.h" |
11 #include "gl/GrGLProcessor.h" | 11 #include "gl/GrGLProcessor.h" |
12 #include "gl/GrGLSL.h" | 12 #include "gl/GrGLSL.h" |
13 #include "gl/GrGLTexture.h" | 13 #include "gl/GrGLTexture.h" |
14 #include "gl/GrGLGeometryProcessor.h" | 14 #include "gl/GrGLGeometryProcessor.h" |
15 #include "gl/builders/GrGLProgramBuilder.h" | 15 #include "gl/builders/GrGLProgramBuilder.h" |
16 | 16 |
17 struct BitmapTextBatchTracker { | 17 struct BitmapTextBatchTracker { |
18 GrGPInput fInputColorType; | 18 GrGPInput fInputColorType; |
19 GrColor fColor; | 19 GrColor fColor; |
20 bool fUsesLocalCoords; | 20 bool fUsesLocalCoords; |
21 }; | 21 }; |
22 | 22 |
23 class GrGLBitmapTextGeoProc : public GrGLGeometryProcessor { | 23 class GrGLBitmapTextGeoProc : public GrGLGeometryProcessor { |
24 public: | 24 public: |
25 GrGLBitmapTextGeoProc(const GrGeometryProcessor&, const GrBatchTracker&) | 25 GrGLBitmapTextGeoProc(const GrGeometryProcessor&, const GrBatchTracker&) |
26 : fColor(GrColor_ILLEGAL) {} | 26 : fColor(GrColor_ILLEGAL) {} |
27 | 27 |
28 void emitCode(const EmitArgs& args) SK_OVERRIDE { | 28 void onEmitCode(EmitArgs& args) SK_OVERRIDE { |
29 const GrBitmapTextGeoProc& cte = args.fGP.cast<GrBitmapTextGeoProc>(); | 29 const GrBitmapTextGeoProc& cte = args.fGP.cast<GrBitmapTextGeoProc>(); |
30 const BitmapTextBatchTracker& local = args.fBT.cast<BitmapTextBatchTrack
er>(); | 30 const BitmapTextBatchTracker& local = args.fBT.cast<BitmapTextBatchTrack
er>(); |
31 | 31 |
32 GrGLGPBuilder* pb = args.fPB; | 32 GrGLGPBuilder* pb = args.fPB; |
33 GrGLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder(); | 33 GrGLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder(); |
34 | 34 |
| 35 // emit attributes |
| 36 vsBuilder->emitAttributes(cte); |
| 37 |
35 GrGLVertToFrag v(kVec2f_GrSLType); | 38 GrGLVertToFrag v(kVec2f_GrSLType); |
36 pb->addVarying("TextureCoords", &v); | 39 pb->addVarying("TextureCoords", &v); |
37 vsBuilder->codeAppendf("%s = %s;", v.vsOut(), cte.inTextureCoords()->fNa
me); | 40 vsBuilder->codeAppendf("%s = %s;", v.vsOut(), cte.inTextureCoords()->fNa
me); |
38 | 41 |
39 // Setup pass through color | 42 // Setup pass through color |
40 this->setupColorPassThrough(pb, local.fInputColorType, args.fOutputColor
, cte.inColor(), | 43 this->setupColorPassThrough(pb, local.fInputColorType, args.fOutputColor
, cte.inColor(), |
41 &fColorUniform); | 44 &fColorUniform); |
42 | 45 |
43 // setup output coords | |
44 vsBuilder->codeAppendf("%s = %s;", vsBuilder->positionCoords(), cte.inPo
sition()->fName); | |
45 vsBuilder->codeAppendf("%s = %s;", vsBuilder->localCoords(), cte.inPosit
ion()->fName); | |
46 | |
47 // setup uniform viewMatrix | 46 // setup uniform viewMatrix |
48 this->addUniformViewMatrix(pb); | 47 this->addUniformViewMatrix(pb); |
49 | 48 |
50 // setup position varying | 49 // Setup position |
51 vsBuilder->codeAppendf("%s = %s * vec3(%s, 1);", vsBuilder->glPosition()
, this->uViewM(), | 50 vsBuilder->codeAppendf("%s = %s * vec3(%s, 1);", this->position(), this
->uViewM(), |
52 cte.inPosition()->fName); | 51 cte.inPosition()->fName); |
53 | 52 |
| 53 // emit transforms |
| 54 this->emitTransforms(args.fPB, this->position(), cte.inPosition()->fNam
e, |
| 55 cte.localMatrix(), args.fTransformsIn, args.fTransf
ormsOut); |
| 56 |
54 GrGLGPFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); | 57 GrGLGPFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); |
55 fsBuilder->codeAppendf("%s = ", args.fOutputCoverage); | 58 fsBuilder->codeAppendf("%s = ", args.fOutputCoverage); |
56 fsBuilder->appendTextureLookup(args.fSamplers[0], v.fsIn(), kVec2f_GrSLT
ype); | 59 fsBuilder->appendTextureLookup(args.fSamplers[0], v.fsIn(), kVec2f_GrSLT
ype); |
57 fsBuilder->codeAppend(";"); | 60 fsBuilder->codeAppend(";"); |
58 } | 61 } |
59 | 62 |
60 virtual void setData(const GrGLProgramDataManager& pdman, | 63 virtual void setData(const GrGLProgramDataManager& pdman, |
61 const GrPrimitiveProcessor& gp, | 64 const GrPrimitiveProcessor& gp, |
62 const GrBatchTracker& bt) SK_OVERRIDE { | 65 const GrBatchTracker& bt) SK_OVERRIDE { |
63 this->setUniformViewMatrix(pdman, gp.viewMatrix()); | 66 this->setUniformViewMatrix(pdman, gp.viewMatrix()); |
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128 out->setUsingLCDCoverage(); | 131 out->setUsingLCDCoverage(); |
129 } | 132 } |
130 } | 133 } |
131 | 134 |
132 void GrBitmapTextGeoProc::getGLProcessorKey(const GrBatchTracker& bt, | 135 void GrBitmapTextGeoProc::getGLProcessorKey(const GrBatchTracker& bt, |
133 const GrGLCaps& caps, | 136 const GrGLCaps& caps, |
134 GrProcessorKeyBuilder* b) const { | 137 GrProcessorKeyBuilder* b) const { |
135 GrGLBitmapTextGeoProc::GenKey(*this, bt, caps, b); | 138 GrGLBitmapTextGeoProc::GenKey(*this, bt, caps, b); |
136 } | 139 } |
137 | 140 |
138 GrGLGeometryProcessor* | 141 GrGLPrimitiveProcessor* |
139 GrBitmapTextGeoProc::createGLInstance(const GrBatchTracker& bt) const { | 142 GrBitmapTextGeoProc::createGLInstance(const GrBatchTracker& bt, |
| 143 const GrGLCaps& caps) const { |
140 return SkNEW_ARGS(GrGLBitmapTextGeoProc, (*this, bt)); | 144 return SkNEW_ARGS(GrGLBitmapTextGeoProc, (*this, bt)); |
141 } | 145 } |
142 | 146 |
143 void GrBitmapTextGeoProc::initBatchTracker(GrBatchTracker* bt, const InitBT& ini
t) const { | 147 void GrBitmapTextGeoProc::initBatchTracker(GrBatchTracker* bt, const InitBT& ini
t) const { |
144 BitmapTextBatchTracker* local = bt->cast<BitmapTextBatchTracker>(); | 148 BitmapTextBatchTracker* local = bt->cast<BitmapTextBatchTracker>(); |
145 local->fInputColorType = GetColorInputType(&local->fColor, this->color(), in
it, | 149 local->fInputColorType = GetColorInputType(&local->fColor, this->color(), in
it, |
146 SkToBool(fInColor)); | 150 SkToBool(fInColor)); |
147 local->fUsesLocalCoords = init.fUsesLocalCoords; | 151 local->fUsesLocalCoords = init.fUsesLocalCoords; |
148 } | 152 } |
149 | 153 |
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177 kTileModes[random->nextULessThan(SK_ARRAY_COUNT(kTileModes))], | 181 kTileModes[random->nextULessThan(SK_ARRAY_COUNT(kTileModes))], |
178 kTileModes[random->nextULessThan(SK_ARRAY_COUNT(kTileModes))], | 182 kTileModes[random->nextULessThan(SK_ARRAY_COUNT(kTileModes))], |
179 }; | 183 }; |
180 GrTextureParams params(tileModes, random->nextBool() ? GrTextureParams::kBil
erp_FilterMode : | 184 GrTextureParams params(tileModes, random->nextBool() ? GrTextureParams::kBil
erp_FilterMode : |
181 GrTextureParams::kNon
e_FilterMode); | 185 GrTextureParams::kNon
e_FilterMode); |
182 | 186 |
183 return GrBitmapTextGeoProc::Create(GrRandomColor(random), textures[texIdx],
params, | 187 return GrBitmapTextGeoProc::Create(GrRandomColor(random), textures[texIdx],
params, |
184 random->nextBool(), random->nextBool(), | 188 random->nextBool(), random->nextBool(), |
185 GrProcessorUnitTest::TestMatrix(random)); | 189 GrProcessorUnitTest::TestMatrix(random)); |
186 } | 190 } |
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