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Side by Side Diff: src/effects/SkTableColorFilter.cpp

Issue 1428543003: Create GLSL base class for ProgramDataManager (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: add space Created 5 years, 1 month ago
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1 /* 1 /*
2 * Copyright 2015 Google Inc. 2 * Copyright 2015 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 "SkTableColorFilter.h" 8 #include "SkTableColorFilter.h"
9 9
10 #include "SkBitmap.h" 10 #include "SkBitmap.h"
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330 } 330 }
331 331
332 #if SK_SUPPORT_GPU 332 #if SK_SUPPORT_GPU
333 333
334 #include "GrFragmentProcessor.h" 334 #include "GrFragmentProcessor.h"
335 #include "GrInvariantOutput.h" 335 #include "GrInvariantOutput.h"
336 #include "SkGr.h" 336 #include "SkGr.h"
337 #include "effects/GrTextureStripAtlas.h" 337 #include "effects/GrTextureStripAtlas.h"
338 #include "gl/GrGLFragmentProcessor.h" 338 #include "gl/GrGLFragmentProcessor.h"
339 #include "gl/builders/GrGLProgramBuilder.h" 339 #include "gl/builders/GrGLProgramBuilder.h"
340 #include "glsl/GrGLSLProgramDataManager.h"
340 341
341 class ColorTableEffect : public GrFragmentProcessor { 342 class ColorTableEffect : public GrFragmentProcessor {
342 public: 343 public:
343 static const GrFragmentProcessor* Create(GrContext* context, SkBitmap bitmap , unsigned flags); 344 static const GrFragmentProcessor* Create(GrContext* context, SkBitmap bitmap , unsigned flags);
344 345
345 virtual ~ColorTableEffect(); 346 virtual ~ColorTableEffect();
346 347
347 const char* name() const override { return "ColorTable"; } 348 const char* name() const override { return "ColorTable"; }
348 349
349 const GrTextureStripAtlas* atlas() const { return fAtlas; } 350 const GrTextureStripAtlas* atlas() const { return fAtlas; }
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375 376
376 class GLColorTableEffect : public GrGLFragmentProcessor { 377 class GLColorTableEffect : public GrGLFragmentProcessor {
377 public: 378 public:
378 GLColorTableEffect(const GrProcessor&); 379 GLColorTableEffect(const GrProcessor&);
379 380
380 virtual void emitCode(EmitArgs&) override; 381 virtual void emitCode(EmitArgs&) override;
381 382
382 static void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessorKeyBuil der* b) {} 383 static void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessorKeyBuil der* b) {}
383 384
384 protected: 385 protected:
385 void onSetData(const GrGLProgramDataManager&, const GrProcessor&) override; 386 void onSetData(const GrGLSLProgramDataManager&, const GrProcessor&) override ;
386 387
387 private: 388 private:
388 UniformHandle fRGBAYValuesUni; 389 UniformHandle fRGBAYValuesUni;
389 typedef GrGLFragmentProcessor INHERITED; 390 typedef GrGLFragmentProcessor INHERITED;
390 }; 391 };
391 392
392 GLColorTableEffect::GLColorTableEffect(const GrProcessor&) { 393 GLColorTableEffect::GLColorTableEffect(const GrProcessor&) {
393 } 394 }
394 395
395 void GLColorTableEffect::onSetData(const GrGLProgramDataManager& pdm, const GrPr ocessor& proc) { 396 void GLColorTableEffect::onSetData(const GrGLSLProgramDataManager& pdm, const Gr Processor& proc) {
396 // The textures are organized in a strip where the rows are ordered a, r, g, b. 397 // The textures are organized in a strip where the rows are ordered a, r, g, b.
397 float rgbaYValues[4]; 398 float rgbaYValues[4];
398 const ColorTableEffect& cte = proc.cast<ColorTableEffect>(); 399 const ColorTableEffect& cte = proc.cast<ColorTableEffect>();
399 if (cte.atlas()) { 400 if (cte.atlas()) {
400 SkScalar yDelta = cte.atlas()->getNormalizedTexelHeight(); 401 SkScalar yDelta = cte.atlas()->getNormalizedTexelHeight();
401 rgbaYValues[3] = cte.atlas()->getYOffset(cte.atlasRow()) + SK_ScalarHalf * yDelta; 402 rgbaYValues[3] = cte.atlas()->getYOffset(cte.atlasRow()) + SK_ScalarHalf * yDelta;
402 rgbaYValues[0] = rgbaYValues[3] + yDelta; 403 rgbaYValues[0] = rgbaYValues[3] + yDelta;
403 rgbaYValues[1] = rgbaYValues[0] + yDelta; 404 rgbaYValues[1] = rgbaYValues[0] + yDelta;
404 rgbaYValues[2] = rgbaYValues[1] + yDelta; 405 rgbaYValues[2] = rgbaYValues[1] + yDelta;
405 } else { 406 } else {
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596 SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256], 597 SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256],
597 const uint8_t tableR[256], 598 const uint8_t tableR[256],
598 const uint8_t tableG[256], 599 const uint8_t tableG[256],
599 const uint8_t tableB[256]) { 600 const uint8_t tableB[256]) {
600 return new SkTable_ColorFilter(tableA, tableR, tableG, tableB); 601 return new SkTable_ColorFilter(tableA, tableR, tableG, tableB);
601 } 602 }
602 603
603 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter) 604 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter)
604 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter) 605 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter)
605 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END 606 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END
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