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

Issue 1416423003: Make GrGLSLProgramBuilder base class for ProgramBuilder (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: nit 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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407 rgbaYValues[3] = 0.125; 407 rgbaYValues[3] = 0.125;
408 rgbaYValues[0] = 0.375; 408 rgbaYValues[0] = 0.375;
409 rgbaYValues[1] = 0.625; 409 rgbaYValues[1] = 0.625;
410 rgbaYValues[2] = 0.875; 410 rgbaYValues[2] = 0.875;
411 } 411 }
412 pdm.set4fv(fRGBAYValuesUni, 1, rgbaYValues); 412 pdm.set4fv(fRGBAYValuesUni, 1, rgbaYValues);
413 } 413 }
414 414
415 void GLColorTableEffect::emitCode(EmitArgs& args) { 415 void GLColorTableEffect::emitCode(EmitArgs& args) {
416 const char* yoffsets; 416 const char* yoffsets;
417 fRGBAYValuesUni = args.fBuilder->addUniform(GrGLFPBuilder::kFragment_Visibil ity, 417 fRGBAYValuesUni = args.fBuilder->addUniform(GrGLSLFPBuilder::kFragment_Visib ility,
418 kVec4f_GrSLType, kDefault_GrSLPrecisio n, 418 kVec4f_GrSLType, kDefault_GrSLPr ecision,
419 "yoffsets", &yoffsets); 419 "yoffsets", &yoffsets);
420 static const float kColorScaleFactor = 255.0f / 256.0f; 420 static const float kColorScaleFactor = 255.0f / 256.0f;
421 static const float kColorOffsetFactor = 1.0f / 512.0f; 421 static const float kColorOffsetFactor = 1.0f / 512.0f;
422 GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder(); 422 GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
423 if (nullptr == args.fInputColor) { 423 if (nullptr == args.fInputColor) {
424 // the input color is solid white (all ones). 424 // the input color is solid white (all ones).
425 static const float kMaxValue = kColorScaleFactor + kColorOffsetFactor; 425 static const float kMaxValue = kColorScaleFactor + kColorOffsetFactor;
426 fsBuilder->codeAppendf("\t\tvec4 coord = vec4(%f, %f, %f, %f);\n", 426 fsBuilder->codeAppendf("\t\tvec4 coord = vec4(%f, %f, %f, %f);\n",
427 kMaxValue, kMaxValue, kMaxValue, kMaxValue); 427 kMaxValue, kMaxValue, kMaxValue, kMaxValue);
428 428
429 } else { 429 } else {
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597 SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256], 597 SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256],
598 const uint8_t tableR[256], 598 const uint8_t tableR[256],
599 const uint8_t tableG[256], 599 const uint8_t tableG[256],
600 const uint8_t tableB[256]) { 600 const uint8_t tableB[256]) {
601 return new SkTable_ColorFilter(tableA, tableR, tableG, tableB); 601 return new SkTable_ColorFilter(tableA, tableR, tableG, tableB);
602 } 602 }
603 603
604 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter) 604 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter)
605 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter) 605 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter)
606 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END 606 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END
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