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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 "SkRadialGradient.h" | 8 #include "SkRadialGradient.h" |
9 #include "SkNx.h" | 9 #include "SkNx.h" |
10 | 10 |
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239 #if SK_SUPPORT_GPU | 239 #if SK_SUPPORT_GPU |
240 | 240 |
241 #include "SkGr.h" | 241 #include "SkGr.h" |
242 #include "glsl/GrGLSLCaps.h" | 242 #include "glsl/GrGLSLCaps.h" |
243 #include "glsl/GrGLSLFragmentShaderBuilder.h" | 243 #include "glsl/GrGLSLFragmentShaderBuilder.h" |
244 | 244 |
245 class GrRadialGradient : public GrGradientEffect { | 245 class GrRadialGradient : public GrGradientEffect { |
246 public: | 246 public: |
247 class GLSLRadialProcessor; | 247 class GLSLRadialProcessor; |
248 | 248 |
249 static sk_sp<GrFragmentProcessor> Make(const CreateArgs& args) { | 249 static sk_sp<GrFragmentProcessor> Make(GrContext* ctx, |
250 return sk_sp<GrFragmentProcessor>(new GrRadialGradient(args)); | 250 const SkRadialGradient& shader, |
| 251 const SkMatrix& matrix, |
| 252 SkShader::TileMode tm) { |
| 253 return sk_sp<GrFragmentProcessor>(new GrRadialGradient(ctx, shader, matr
ix, tm)); |
251 } | 254 } |
252 | 255 |
253 virtual ~GrRadialGradient() { } | 256 virtual ~GrRadialGradient() { } |
254 | 257 |
255 const char* name() const override { return "Radial Gradient"; } | 258 const char* name() const override { return "Radial Gradient"; } |
256 | 259 |
257 private: | 260 private: |
258 GrRadialGradient(const CreateArgs& args) | 261 GrRadialGradient(GrContext* ctx, |
259 : INHERITED(args) { | 262 const SkRadialGradient& shader, |
| 263 const SkMatrix& matrix, |
| 264 SkShader::TileMode tm) |
| 265 : INHERITED(ctx, shader, matrix, tm) { |
260 this->initClassID<GrRadialGradient>(); | 266 this->initClassID<GrRadialGradient>(); |
261 } | 267 } |
262 | 268 |
263 GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; | 269 GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; |
264 | 270 |
265 virtual void onGetGLSLProcessorKey(const GrGLSLCaps& caps, | 271 virtual void onGetGLSLProcessorKey(const GrGLSLCaps& caps, |
266 GrProcessorKeyBuilder* b) const override; | 272 GrProcessorKeyBuilder* b) const override; |
267 | 273 |
268 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 274 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
269 | 275 |
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348 return nullptr; | 354 return nullptr; |
349 } | 355 } |
350 if (args.fLocalMatrix) { | 356 if (args.fLocalMatrix) { |
351 SkMatrix inv; | 357 SkMatrix inv; |
352 if (!args.fLocalMatrix->invert(&inv)) { | 358 if (!args.fLocalMatrix->invert(&inv)) { |
353 return nullptr; | 359 return nullptr; |
354 } | 360 } |
355 matrix.postConcat(inv); | 361 matrix.postConcat(inv); |
356 } | 362 } |
357 matrix.postConcat(fPtsToUnit); | 363 matrix.postConcat(fPtsToUnit); |
358 sk_sp<GrFragmentProcessor> inner(GrRadialGradient::Make( | 364 sk_sp<GrFragmentProcessor> inner( |
359 GrGradientEffect::CreateArgs(args.fContext, this, &matrix, fTileMode))); | 365 GrRadialGradient::Make(args.fContext, *this, matrix, fTileMode)); |
360 return GrFragmentProcessor::MulOutputByInputAlpha(std::move(inner)); | 366 return GrFragmentProcessor::MulOutputByInputAlpha(std::move(inner)); |
361 } | 367 } |
362 | 368 |
363 #endif | 369 #endif |
364 | 370 |
365 #ifndef SK_IGNORE_TO_STRING | 371 #ifndef SK_IGNORE_TO_STRING |
366 void SkRadialGradient::toString(SkString* str) const { | 372 void SkRadialGradient::toString(SkString* str) const { |
367 str->append("SkRadialGradient: ("); | 373 str->append("SkRadialGradient: ("); |
368 | 374 |
369 str->append("center: ("); | 375 str->append("center: ("); |
370 str->appendScalar(fCenter.fX); | 376 str->appendScalar(fCenter.fX); |
371 str->append(", "); | 377 str->append(", "); |
372 str->appendScalar(fCenter.fY); | 378 str->appendScalar(fCenter.fY); |
373 str->append(") radius: "); | 379 str->append(") radius: "); |
374 str->appendScalar(fRadius); | 380 str->appendScalar(fRadius); |
375 str->append(" "); | 381 str->append(" "); |
376 | 382 |
377 this->INHERITED::toString(str); | 383 this->INHERITED::toString(str); |
378 | 384 |
379 str->append(")"); | 385 str->append(")"); |
380 } | 386 } |
381 #endif | 387 #endif |
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