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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2012 Google Inc. | 3 * Copyright 2012 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #include "SkSweepGradient.h" | 9 #include "SkSweepGradient.h" |
10 | 10 |
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34 } | 34 } |
35 | 35 |
36 SkShader::GradientType SkSweepGradient::asAGradient(GradientInfo* info) const { | 36 SkShader::GradientType SkSweepGradient::asAGradient(GradientInfo* info) const { |
37 if (info) { | 37 if (info) { |
38 commonAsAGradient(info); | 38 commonAsAGradient(info); |
39 info->fPoint[0] = fCenter; | 39 info->fPoint[0] = fCenter; |
40 } | 40 } |
41 return kSweep_GradientType; | 41 return kSweep_GradientType; |
42 } | 42 } |
43 | 43 |
| 44 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING |
| 45 SkSweepGradient::SkSweepGradient(SkReadBuffer& buffer) |
| 46 : INHERITED(buffer), |
| 47 fCenter(buffer.readPoint()) { |
| 48 } |
| 49 #endif |
| 50 |
44 SkFlattenable* SkSweepGradient::CreateProc(SkReadBuffer& buffer) { | 51 SkFlattenable* SkSweepGradient::CreateProc(SkReadBuffer& buffer) { |
45 DescriptorScope desc; | 52 DescriptorScope desc; |
46 if (!desc.unflatten(buffer)) { | 53 if (!desc.unflatten(buffer)) { |
47 return NULL; | 54 return NULL; |
48 } | 55 } |
49 const SkPoint center = buffer.readPoint(); | 56 const SkPoint center = buffer.readPoint(); |
50 return SkGradientShader::CreateSweep(center.x(), center.y(), desc.fColors, d
esc.fPos, | 57 return SkGradientShader::CreateSweep(center.x(), center.y(), desc.fColors, d
esc.fPos, |
51 desc.fCount, desc.fGradFlags, desc.fLoc
alMatrix); | 58 desc.fCount, desc.fGradFlags, desc.fLoc
alMatrix); |
52 } | 59 } |
53 | 60 |
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280 coords2D.c_str(), coords2D.c_str()); | 287 coords2D.c_str(), coords2D.c_str()); |
281 } | 288 } |
282 this->emitColor(builder, ge, t.c_str(), outputColor, inputColor, samplers); | 289 this->emitColor(builder, ge, t.c_str(), outputColor, inputColor, samplers); |
283 } | 290 } |
284 | 291 |
285 ///////////////////////////////////////////////////////////////////// | 292 ///////////////////////////////////////////////////////////////////// |
286 | 293 |
287 bool SkSweepGradient::asFragmentProcessor(GrContext* context, const SkPaint& pai
nt, | 294 bool SkSweepGradient::asFragmentProcessor(GrContext* context, const SkPaint& pai
nt, |
288 const SkMatrix* localMatrix, GrColor*
paintColor, | 295 const SkMatrix* localMatrix, GrColor*
paintColor, |
289 GrFragmentProcessor** effect) const { | 296 GrFragmentProcessor** effect) const { |
290 | 297 |
291 SkMatrix matrix; | 298 SkMatrix matrix; |
292 if (!this->getLocalMatrix().invert(&matrix)) { | 299 if (!this->getLocalMatrix().invert(&matrix)) { |
293 return false; | 300 return false; |
294 } | 301 } |
295 if (localMatrix) { | 302 if (localMatrix) { |
296 SkMatrix inv; | 303 SkMatrix inv; |
297 if (!localMatrix->invert(&inv)) { | 304 if (!localMatrix->invert(&inv)) { |
298 return false; | 305 return false; |
299 } | 306 } |
300 matrix.postConcat(inv); | 307 matrix.postConcat(inv); |
301 } | 308 } |
302 matrix.postConcat(fPtsToUnit); | 309 matrix.postConcat(fPtsToUnit); |
303 | 310 |
304 *effect = GrSweepGradient::Create(context, *this, matrix); | 311 *effect = GrSweepGradient::Create(context, *this, matrix); |
305 *paintColor = SkColor2GrColorJustAlpha(paint.getColor()); | 312 *paintColor = SkColor2GrColorJustAlpha(paint.getColor()); |
306 | 313 |
307 return true; | 314 return true; |
308 } | 315 } |
309 | 316 |
310 #else | 317 #else |
311 | 318 |
312 bool SkSweepGradient::asFragmentProcessor(GrContext*, const SkPaint&, const SkMa
trix*, GrColor*, | 319 bool SkSweepGradient::asFragmentProcessor(GrContext*, const SkPaint&, const SkMa
trix*, GrColor*, |
313 GrFragmentProcessor**) const { | 320 GrFragmentProcessor**) const { |
314 SkDEBUGFAIL("Should not call in GPU-less build"); | 321 SkDEBUGFAIL("Should not call in GPU-less build"); |
315 return false; | 322 return false; |
316 } | 323 } |
317 | 324 |
318 #endif | 325 #endif |
319 | 326 |
320 #ifndef SK_IGNORE_TO_STRING | 327 #ifndef SK_IGNORE_TO_STRING |
321 void SkSweepGradient::toString(SkString* str) const { | 328 void SkSweepGradient::toString(SkString* str) const { |
322 str->append("SkSweepGradient: ("); | 329 str->append("SkSweepGradient: ("); |
323 | 330 |
324 str->append("center: ("); | 331 str->append("center: ("); |
325 str->appendScalar(fCenter.fX); | 332 str->appendScalar(fCenter.fX); |
326 str->append(", "); | 333 str->append(", "); |
327 str->appendScalar(fCenter.fY); | 334 str->appendScalar(fCenter.fY); |
328 str->append(") "); | 335 str->append(") "); |
329 | 336 |
330 this->INHERITED::toString(str); | 337 this->INHERITED::toString(str); |
331 | 338 |
332 str->append(")"); | 339 str->append(")"); |
333 } | 340 } |
334 #endif | 341 #endif |
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