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Side by Side Diff: src/gpu/GrAARectRenderer.cpp

Issue 571163002: removing GrDrawEffect (Closed) Base URL: https://skia.googlesource.com/skia.git@gp3
Patch Set: rebase after revert Created 6 years, 3 months ago
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1 /* 1 /*
2 * Copyright 2012 Google Inc. 2 * Copyright 2012 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 "gl/builders/GrGLProgramBuilder.h" 8 #include "gl/builders/GrGLProgramBuilder.h"
9 #include "GrAARectRenderer.h" 9 #include "GrAARectRenderer.h"
10 #include "GrGpu.h" 10 #include "GrGpu.h"
(...skipping 25 matching lines...) Expand all
36 } 36 }
37 37
38 const GrShaderVar& inRect() const { return fInRect; } 38 const GrShaderVar& inRect() const { return fInRect; }
39 39
40 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE { 40 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE {
41 return GrTBackendEffectFactory<GrAlignedRectEffect>::getInstance(); 41 return GrTBackendEffectFactory<GrAlignedRectEffect>::getInstance();
42 } 42 }
43 43
44 class GLEffect : public GrGLGeometryProcessor { 44 class GLEffect : public GrGLGeometryProcessor {
45 public: 45 public:
46 GLEffect(const GrBackendEffectFactory& factory, const GrDrawEffect&) 46 GLEffect(const GrBackendEffectFactory& factory, const GrEffect&)
47 : INHERITED (factory) {} 47 : INHERITED (factory) {}
48 48
49 virtual void emitCode(GrGLFullProgramBuilder* builder, 49 virtual void emitCode(GrGLFullProgramBuilder* builder,
50 const GrDrawEffect& drawEffect, 50 const GrEffect& effect,
51 const GrEffectKey& key, 51 const GrEffectKey& key,
52 const char* outputColor, 52 const char* outputColor,
53 const char* inputColor, 53 const char* inputColor,
54 const TransformedCoordsArray&, 54 const TransformedCoordsArray&,
55 const TextureSamplerArray& samplers) SK_OVERRIDE { 55 const TextureSamplerArray& samplers) SK_OVERRIDE {
56 // setup the varying for the Axis aligned rect effect 56 // setup the varying for the Axis aligned rect effect
57 // xy -> interpolated offset 57 // xy -> interpolated offset
58 // zw -> w/2+0.5, h/2+0.5 58 // zw -> w/2+0.5, h/2+0.5
59 const char *vsRectName, *fsRectName; 59 const char *vsRectName, *fsRectName;
60 builder->addVarying(kVec4f_GrSLType, "Rect", &vsRectName, &fsRectNam e); 60 builder->addVarying(kVec4f_GrSLType, "Rect", &vsRectName, &fsRectNam e);
61 61
62 const GrShaderVar& inRect = drawEffect.castEffect<GrAlignedRectEffec t>().inRect(); 62 const GrShaderVar& inRect = effect.cast<GrAlignedRectEffect>().inRec t();
63 GrGLVertexShaderBuilder* vsBuilder = builder->getVertexShaderBuilder (); 63 GrGLVertexShaderBuilder* vsBuilder = builder->getVertexShaderBuilder ();
64 vsBuilder->codeAppendf("\t%s = %s;\n", vsRectName, inRect.c_str()); 64 vsBuilder->codeAppendf("\t%s = %s;\n", vsRectName, inRect.c_str());
65 65
66 GrGLFragmentShaderBuilder* fsBuilder = builder->getFragmentShaderBui lder(); 66 GrGLFragmentShaderBuilder* fsBuilder = builder->getFragmentShaderBui lder();
67 // TODO: compute all these offsets, spans, and scales in the VS 67 // TODO: compute all these offsets, spans, and scales in the VS
68 fsBuilder->codeAppendf("\tfloat insetW = min(1.0, %s.z) - 0.5;\n", f sRectName); 68 fsBuilder->codeAppendf("\tfloat insetW = min(1.0, %s.z) - 0.5;\n", f sRectName);
69 fsBuilder->codeAppendf("\tfloat insetH = min(1.0, %s.w) - 0.5;\n", f sRectName); 69 fsBuilder->codeAppendf("\tfloat insetH = min(1.0, %s.w) - 0.5;\n", f sRectName);
70 fsBuilder->codeAppend("\tfloat outset = 0.5;\n"); 70 fsBuilder->codeAppend("\tfloat outset = 0.5;\n");
71 // For rects > 1 pixel wide and tall the span's are noops (i.e., 1.0 ). For rects 71 // For rects > 1 pixel wide and tall the span's are noops (i.e., 1.0 ). For rects
72 // < 1 pixel wide or tall they serve to normalize the < 1 ramp to a 0 .. 1 range. 72 // < 1 pixel wide or tall they serve to normalize the < 1 ramp to a 0 .. 1 range.
(...skipping 12 matching lines...) Expand all
85 // Compute the coverage for the rect's height and merge with the wid th 85 // Compute the coverage for the rect's height and merge with the wid th
86 fsBuilder->codeAppendf( 86 fsBuilder->codeAppendf(
87 "\tcoverage = coverage*scaleH*clamp((%s.w-abs(%s.y))/spanH, 0.0, 1.0);\n", 87 "\tcoverage = coverage*scaleH*clamp((%s.w-abs(%s.y))/spanH, 0.0, 1.0);\n",
88 fsRectName, fsRectName); 88 fsRectName, fsRectName);
89 89
90 90
91 fsBuilder->codeAppendf("\t%s = %s;\n", outputColor, 91 fsBuilder->codeAppendf("\t%s = %s;\n", outputColor,
92 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("cover age")).c_str()); 92 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("cover age")).c_str());
93 } 93 }
94 94
95 static void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyBuil der*) {} 95 static void GenKey(const GrEffect&, const GrGLCaps&, GrEffectKeyBuilder* ) {}
96 96
97 virtual void setData(const GrGLProgramDataManager& pdman, const GrDrawEf fect&) SK_OVERRIDE {} 97 virtual void setData(const GrGLProgramDataManager& pdman, const GrEffect &) SK_OVERRIDE {}
98 98
99 private: 99 private:
100 typedef GrGLGeometryProcessor INHERITED; 100 typedef GrGLGeometryProcessor INHERITED;
101 }; 101 };
102 102
103 103
104 private: 104 private:
105 GrAlignedRectEffect() 105 GrAlignedRectEffect()
106 : fInRect(this->addVertexAttrib(GrShaderVar("inRect", 106 : fInRect(this->addVertexAttrib(GrShaderVar("inRect",
107 kVec4f_GrSLType, 107 kVec4f_GrSLType,
(...skipping 54 matching lines...) Expand 10 before | Expand all | Expand 10 after
162 162
163 const GrShaderVar& inRectEdge() const { return fInRectEdge; } 163 const GrShaderVar& inRectEdge() const { return fInRectEdge; }
164 const GrShaderVar& inWidthHeight() const { return fInWidthHeight; } 164 const GrShaderVar& inWidthHeight() const { return fInWidthHeight; }
165 165
166 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE { 166 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE {
167 return GrTBackendEffectFactory<GrRectEffect>::getInstance(); 167 return GrTBackendEffectFactory<GrRectEffect>::getInstance();
168 } 168 }
169 169
170 class GLEffect : public GrGLGeometryProcessor { 170 class GLEffect : public GrGLGeometryProcessor {
171 public: 171 public:
172 GLEffect(const GrBackendEffectFactory& factory, const GrDrawEffect&) 172 GLEffect(const GrBackendEffectFactory& factory, const GrEffect&)
173 : INHERITED (factory) {} 173 : INHERITED (factory) {}
174 174
175 virtual void emitCode(GrGLFullProgramBuilder* builder, 175 virtual void emitCode(GrGLFullProgramBuilder* builder,
176 const GrDrawEffect& drawEffect, 176 const GrEffect& effect,
177 const GrEffectKey& key, 177 const GrEffectKey& key,
178 const char* outputColor, 178 const char* outputColor,
179 const char* inputColor, 179 const char* inputColor,
180 const TransformedCoordsArray&, 180 const TransformedCoordsArray&,
181 const TextureSamplerArray& samplers) SK_OVERRIDE { 181 const TextureSamplerArray& samplers) SK_OVERRIDE {
182 // setup the varying for the center point and the unit vector 182 // setup the varying for the center point and the unit vector
183 // that points down the height of the rect 183 // that points down the height of the rect
184 const char *vsRectEdgeName, *fsRectEdgeName; 184 const char *vsRectEdgeName, *fsRectEdgeName;
185 builder->addVarying(kVec4f_GrSLType, "RectEdge", 185 builder->addVarying(kVec4f_GrSLType, "RectEdge",
186 &vsRectEdgeName, &fsRectEdgeName); 186 &vsRectEdgeName, &fsRectEdgeName);
187 187
188 const GrRectEffect& rectEffect = drawEffect.castEffect<GrRectEffect> (); 188 const GrRectEffect& rectEffect = effect.cast<GrRectEffect>();
189 GrGLVertexShaderBuilder* vsBuilder = builder->getVertexShaderBuilder (); 189 GrGLVertexShaderBuilder* vsBuilder = builder->getVertexShaderBuilder ();
190 vsBuilder->codeAppendf("%s = %s;", vsRectEdgeName, rectEffect.inRect Edge().c_str()); 190 vsBuilder->codeAppendf("%s = %s;", vsRectEdgeName, rectEffect.inRect Edge().c_str());
191 191
192 // setup the varying for width/2+.5 and height/2+.5 192 // setup the varying for width/2+.5 and height/2+.5
193 const char *vsWidthHeightName, *fsWidthHeightName; 193 const char *vsWidthHeightName, *fsWidthHeightName;
194 builder->addVarying(kVec2f_GrSLType, "WidthHeight", 194 builder->addVarying(kVec2f_GrSLType, "WidthHeight",
195 &vsWidthHeightName, &fsWidthHeightName); 195 &vsWidthHeightName, &fsWidthHeightName);
196 vsBuilder->codeAppendf("%s = %s;", 196 vsBuilder->codeAppendf("%s = %s;",
197 vsWidthHeightName, 197 vsWidthHeightName,
198 rectEffect.inWidthHeight().c_str()); 198 rectEffect.inWidthHeight().c_str());
(...skipping 27 matching lines...) Expand all
226 fsRectEdgeName); 226 fsRectEdgeName);
227 fsBuilder->codeAppendf( 227 fsBuilder->codeAppendf(
228 "\tcoverage = coverage*scaleH*clamp((%s.y-perpDot)/spanH, 0. 0, 1.0);\n", 228 "\tcoverage = coverage*scaleH*clamp((%s.y-perpDot)/spanH, 0. 0, 1.0);\n",
229 fsWidthHeightName); 229 fsWidthHeightName);
230 230
231 231
232 fsBuilder->codeAppendf("\t%s = %s;\n", outputColor, 232 fsBuilder->codeAppendf("\t%s = %s;\n", outputColor,
233 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("cover age")).c_str()); 233 (GrGLSLExpr4(inputColor) * GrGLSLExpr1("cover age")).c_str());
234 } 234 }
235 235
236 static void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyBuil der*) {} 236 static void GenKey(const GrEffect&, const GrGLCaps&, GrEffectKeyBuilder* ) {}
237 237
238 virtual void setData(const GrGLProgramDataManager& pdman, const GrDrawEf fect&) SK_OVERRIDE {} 238 virtual void setData(const GrGLProgramDataManager& pdman, const GrEffect &) SK_OVERRIDE {}
239 239
240 private: 240 private:
241 typedef GrGLGeometryProcessor INHERITED; 241 typedef GrGLGeometryProcessor INHERITED;
242 }; 242 };
243 243
244 244
245 245
246 private: 246 private:
247 GrRectEffect() 247 GrRectEffect()
248 : fInRectEdge(this->addVertexAttrib(GrShaderVar("inRectEdge", 248 : fInRectEdge(this->addVertexAttrib(GrShaderVar("inRectEdge",
(...skipping 714 matching lines...) Expand 10 before | Expand all | Expand 10 after
963 // can't call mapRect for devInside since it calls sort 963 // can't call mapRect for devInside since it calls sort
964 combinedMatrix.mapPoints((SkPoint*)&devInside, (const SkPoint*)&rects[1], 2) ; 964 combinedMatrix.mapPoints((SkPoint*)&devInside, (const SkPoint*)&rects[1], 2) ;
965 965
966 if (devInside.isEmpty()) { 966 if (devInside.isEmpty()) {
967 this->fillAARect(gpu, target, devOutside, SkMatrix::I(), devOutside); 967 this->fillAARect(gpu, target, devOutside, SkMatrix::I(), devOutside);
968 return; 968 return;
969 } 969 }
970 970
971 this->geometryStrokeAARect(gpu, target, devOutside, devOutsideAssist, devIns ide, true); 971 this->geometryStrokeAARect(gpu, target, devOutside, devOutsideAssist, devIns ide, true);
972 } 972 }
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