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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 "GrFontAtlasSizes.h" | 9 #include "GrFontAtlasSizes.h" |
10 #include "GrInvariantOutput.h" | 10 #include "GrInvariantOutput.h" |
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47 vsBuilder->codeAppendf("%s = vec2(" GR_FONT_ATLAS_RECIP_WIDTH ", " | 47 vsBuilder->codeAppendf("%s = vec2(" GR_FONT_ATLAS_RECIP_WIDTH ", " |
48 GR_FONT_ATLAS_RECIP_HEIGHT ")*%s;", v.vsOut()
, | 48 GR_FONT_ATLAS_RECIP_HEIGHT ")*%s;", v.vsOut()
, |
49 cte.inTextureCoords()->fName); | 49 cte.inTextureCoords()->fName); |
50 } | 50 } |
51 | 51 |
52 // Setup pass through color | 52 // Setup pass through color |
53 this->setupColorPassThrough(pb, local.fInputColorType, args.fOutputColor
, cte.inColor(), | 53 this->setupColorPassThrough(pb, local.fInputColorType, args.fOutputColor
, cte.inColor(), |
54 &fColorUniform); | 54 &fColorUniform); |
55 | 55 |
56 // Setup position | 56 // Setup position |
57 this->setupPosition(pb, gpArgs, cte.inPosition()->fName, cte.viewMatrix(
)); | 57 this->setupPosition(pb, gpArgs, cte.inPosition()->fName); |
58 | 58 |
59 // emit transforms | 59 // emit transforms |
60 this->emitTransforms(args.fPB, gpArgs->fPositionVar, cte.inPosition()->f
Name, | 60 this->emitTransforms(args.fPB, gpArgs->fPositionVar, cte.inPosition()->f
Name, |
61 cte.localMatrix(), args.fTransformsIn, args.fTransf
ormsOut); | 61 cte.localMatrix(), args.fTransformsIn, args.fTransf
ormsOut); |
62 | 62 |
63 GrGLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); | 63 GrGLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); |
64 if (cte.maskFormat() == kARGB_GrMaskFormat) { | 64 if (cte.maskFormat() == kARGB_GrMaskFormat) { |
65 fsBuilder->codeAppendf("%s = ", args.fOutputColor); | 65 fsBuilder->codeAppendf("%s = ", args.fOutputColor); |
66 fsBuilder->appendTextureLookupAndModulate(args.fOutputColor, | 66 fsBuilder->appendTextureLookupAndModulate(args.fOutputColor, |
67 args.fSamplers[0], | 67 args.fSamplers[0], |
68 v.fsIn(), | 68 v.fsIn(), |
69 kVec2f_GrSLType); | 69 kVec2f_GrSLType); |
70 fsBuilder->codeAppend(";"); | 70 fsBuilder->codeAppend(";"); |
71 fsBuilder->codeAppendf("%s = vec4(1);", args.fOutputCoverage); | 71 fsBuilder->codeAppendf("%s = vec4(1);", args.fOutputCoverage); |
72 } else { | 72 } else { |
73 fsBuilder->codeAppendf("%s = ", args.fOutputCoverage); | 73 fsBuilder->codeAppendf("%s = ", args.fOutputCoverage); |
74 fsBuilder->appendTextureLookup(args.fSamplers[0], v.fsIn(), kVec2f_G
rSLType); | 74 fsBuilder->appendTextureLookup(args.fSamplers[0], v.fsIn(), kVec2f_G
rSLType); |
75 fsBuilder->codeAppend(";"); | 75 fsBuilder->codeAppend(";"); |
76 } | 76 } |
77 } | 77 } |
78 | 78 |
79 virtual void setData(const GrGLProgramDataManager& pdman, | 79 virtual void setData(const GrGLProgramDataManager& pdman, |
80 const GrPrimitiveProcessor& gp, | 80 const GrPrimitiveProcessor& gp, |
81 const GrBatchTracker& bt) override { | 81 const GrBatchTracker& bt) override { |
82 this->setUniformViewMatrix(pdman, gp.viewMatrix()); | |
83 | |
84 const BitmapTextBatchTracker& local = bt.cast<BitmapTextBatchTracker>(); | 82 const BitmapTextBatchTracker& local = bt.cast<BitmapTextBatchTracker>(); |
85 if (kUniform_GrGPInput == local.fInputColorType && local.fColor != fColo
r) { | 83 if (kUniform_GrGPInput == local.fInputColorType && local.fColor != fColo
r) { |
86 GrGLfloat c[4]; | 84 GrGLfloat c[4]; |
87 GrColorToRGBAFloat(local.fColor, c); | 85 GrColorToRGBAFloat(local.fColor, c); |
88 pdman.set4fv(fColorUniform, 1, c); | 86 pdman.set4fv(fColorUniform, 1, c); |
89 fColor = local.fColor; | 87 fColor = local.fColor; |
90 } | 88 } |
91 } | 89 } |
92 | 90 |
93 static inline void GenKey(const GrGeometryProcessor& proc, | 91 static inline void GenKey(const GrGeometryProcessor& proc, |
94 const GrBatchTracker& bt, | 92 const GrBatchTracker& bt, |
95 const GrGLSLCaps&, | 93 const GrGLSLCaps&, |
96 GrProcessorKeyBuilder* b) { | 94 GrProcessorKeyBuilder* b) { |
97 const BitmapTextBatchTracker& local = bt.cast<BitmapTextBatchTracker>(); | 95 const BitmapTextBatchTracker& local = bt.cast<BitmapTextBatchTracker>(); |
98 // We have to put the optional vertex attribute as part of the key. See
the comment | 96 // We have to put the optional vertex attribute as part of the key. See
the comment |
99 // on addVertexAttrib. | 97 // on addVertexAttrib. |
100 // TODO When we have deferred geometry we can fix this | 98 // TODO When we have deferred geometry we can fix this |
101 const GrBitmapTextGeoProc& gp = proc.cast<GrBitmapTextGeoProc>(); | 99 const GrBitmapTextGeoProc& gp = proc.cast<GrBitmapTextGeoProc>(); |
102 uint32_t key = 0; | 100 uint32_t key = 0; |
103 key |= SkToBool(gp.inColor()) ? 0x1 : 0x0; | 101 key |= SkToBool(gp.inColor()) ? 0x1 : 0x0; |
104 key |= local.fUsesLocalCoords && proc.localMatrix().hasPerspective() ? 0
x2 : 0x0; | 102 key |= local.fUsesLocalCoords && proc.localMatrix().hasPerspective() ? 0
x2 : 0x0; |
105 key |= gp.maskFormat() == kARGB_GrMaskFormat ? 0x4 : 0x0; | 103 key |= gp.maskFormat() == kARGB_GrMaskFormat ? 0x4 : 0x0; |
106 key |= ComputePosKey(gp.viewMatrix()) << 3; | |
107 b->add32(local.fInputColorType << 16 | key); | 104 b->add32(local.fInputColorType << 16 | key); |
108 } | 105 } |
109 | 106 |
110 private: | 107 private: |
111 GrColor fColor; | 108 GrColor fColor; |
112 UniformHandle fColorUniform; | 109 UniformHandle fColorUniform; |
113 | 110 |
114 typedef GrGLGeometryProcessor INHERITED; | 111 typedef GrGLGeometryProcessor INHERITED; |
115 }; | 112 }; |
116 | 113 |
117 /////////////////////////////////////////////////////////////////////////////// | 114 /////////////////////////////////////////////////////////////////////////////// |
118 | 115 |
119 GrBitmapTextGeoProc::GrBitmapTextGeoProc(GrColor color, GrTexture* texture, | 116 GrBitmapTextGeoProc::GrBitmapTextGeoProc(GrColor color, GrTexture* texture, |
120 const GrTextureParams& params, GrMaskFo
rmat format, | 117 const GrTextureParams& params, GrMaskFo
rmat format, |
121 const SkMatrix& localMatrix) | 118 const SkMatrix& localMatrix) |
122 : INHERITED(SkMatrix::I(), localMatrix) | 119 : INHERITED(localMatrix) |
123 , fColor(color) | 120 , fColor(color) |
124 , fTextureAccess(texture, params) | 121 , fTextureAccess(texture, params) |
125 , fInColor(NULL) | 122 , fInColor(NULL) |
126 , fMaskFormat(format) { | 123 , fMaskFormat(format) { |
127 this->initClassID<GrBitmapTextGeoProc>(); | 124 this->initClassID<GrBitmapTextGeoProc>(); |
128 fInPosition = &this->addVertexAttrib(Attribute("inPosition", kVec2f_GrVertex
AttribType)); | 125 fInPosition = &this->addVertexAttrib(Attribute("inPosition", kVec2f_GrVertex
AttribType)); |
129 | 126 |
130 bool hasVertexColor = kA8_GrMaskFormat == fMaskFormat; | 127 bool hasVertexColor = kA8_GrMaskFormat == fMaskFormat; |
131 if (hasVertexColor) { | 128 if (hasVertexColor) { |
132 fInColor = &this->addVertexAttrib(Attribute("inColor", kVec4ub_GrVertexA
ttribType)); | 129 fInColor = &this->addVertexAttrib(Attribute("inColor", kVec4ub_GrVertexA
ttribType)); |
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188 format = kA565_GrMaskFormat; | 185 format = kA565_GrMaskFormat; |
189 break; | 186 break; |
190 case 2: | 187 case 2: |
191 format = kARGB_GrMaskFormat; | 188 format = kARGB_GrMaskFormat; |
192 break; | 189 break; |
193 } | 190 } |
194 | 191 |
195 return GrBitmapTextGeoProc::Create(GrRandomColor(random), textures[texIdx],
params, | 192 return GrBitmapTextGeoProc::Create(GrRandomColor(random), textures[texIdx],
params, |
196 format, GrTest::TestMatrix(random)); | 193 format, GrTest::TestMatrix(random)); |
197 } | 194 } |
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