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Side by Side Diff: src/effects/gradients/SkSweepGradient.cpp

Issue 2324663004: Remove unneeded GrGLSLTransformedCoordsArray type (Closed)
Patch Set: update comments Created 4 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 "SkSweepGradient.h" 8 #include "SkSweepGradient.h"
9 9
10 static SkMatrix translate(SkScalar dx, SkScalar dy) { 10 static SkMatrix translate(SkScalar dx, SkScalar dy) {
(...skipping 194 matching lines...) Expand 10 before | Expand all | Expand 10 after
205 SkSourceGammaTreatment::kRespect)); 205 SkSourceGammaTreatment::kRespect));
206 GrAlwaysAssert(fp); 206 GrAlwaysAssert(fp);
207 return fp; 207 return fp;
208 } 208 }
209 209
210 ///////////////////////////////////////////////////////////////////// 210 /////////////////////////////////////////////////////////////////////
211 211
212 void GrSweepGradient::GLSLSweepProcessor::emitCode(EmitArgs& args) { 212 void GrSweepGradient::GLSLSweepProcessor::emitCode(EmitArgs& args) {
213 const GrSweepGradient& ge = args.fFp.cast<GrSweepGradient>(); 213 const GrSweepGradient& ge = args.fFp.cast<GrSweepGradient>();
214 this->emitUniforms(args.fUniformHandler, ge); 214 this->emitUniforms(args.fUniformHandler, ge);
215 SkString coords2D = args.fFragBuilder->ensureFSCoords2D(args.fCoords, 0); 215 SkString coords2D = args.fFragBuilder->ensureCoords2D(args.fTransformedCoord s[0]);
216 SkString t; 216 SkString t;
217 // 0.1591549430918 is 1/(2*pi), used since atan returns values [-pi, pi] 217 // 0.1591549430918 is 1/(2*pi), used since atan returns values [-pi, pi]
218 // On Intel GPU there is an issue where it reads the second arguement to ata n "- %s.x" as an int 218 // On Intel GPU there is an issue where it reads the second arguement to ata n "- %s.x" as an int
219 // thus must us -1.0 * %s.x to work correctly 219 // thus must us -1.0 * %s.x to work correctly
220 if (args.fGLSLCaps->mustForceNegatedAtanParamToFloat()){ 220 if (args.fGLSLCaps->mustForceNegatedAtanParamToFloat()){
221 t.printf("(atan(- %s.y, -1.0 * %s.x) * 0.1591549430918 + 0.5)", 221 t.printf("(atan(- %s.y, -1.0 * %s.x) * 0.1591549430918 + 0.5)",
222 coords2D.c_str(), coords2D.c_str()); 222 coords2D.c_str(), coords2D.c_str());
223 } else { 223 } else {
224 t.printf("(atan(- %s.y, - %s.x) * 0.1591549430918 + 0.5)", 224 t.printf("(atan(- %s.y, - %s.x) * 0.1591549430918 + 0.5)",
225 coords2D.c_str(), coords2D.c_str()); 225 coords2D.c_str(), coords2D.c_str());
(...skipping 38 matching lines...) Expand 10 before | Expand all | Expand 10 after
264 str->appendScalar(fCenter.fX); 264 str->appendScalar(fCenter.fX);
265 str->append(", "); 265 str->append(", ");
266 str->appendScalar(fCenter.fY); 266 str->appendScalar(fCenter.fY);
267 str->append(") "); 267 str->append(") ");
268 268
269 this->INHERITED::toString(str); 269 this->INHERITED::toString(str);
270 270
271 str->append(")"); 271 str->append(")");
272 } 272 }
273 #endif 273 #endif
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