Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(233)

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

Issue 1438003003: Move all ShaderBuilder files to GLSL (Closed) Base URL: https://skia.googlesource.com/skia.git@glslProgBuild
Patch Set: nits Created 5 years, 1 month ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « src/effects/SkLightingImageFilter.cpp ('k') | src/effects/SkMagnifierImageFilter.cpp » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 /* 1 /*
2 * Copyright 2013 Google Inc. 2 * Copyright 2013 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 "SkLumaColorFilter.h" 8 #include "SkLumaColorFilter.h"
9 9
10 #include "SkColorPriv.h" 10 #include "SkColorPriv.h"
11 #include "SkString.h" 11 #include "SkString.h"
12 12
13 #if SK_SUPPORT_GPU 13 #if SK_SUPPORT_GPU
14 #include "GrContext.h" 14 #include "GrContext.h"
15 #include "GrInvariantOutput.h" 15 #include "GrInvariantOutput.h"
16 #include "gl/GrGLFragmentProcessor.h" 16 #include "gl/GrGLFragmentProcessor.h"
17 #include "gl/builders/GrGLProgramBuilder.h" 17 #include "glsl/GrGLSLFragmentShaderBuilder.h"
18 #include "glsl/GrGLSLProgramBuilder.h"
18 #endif 19 #endif
19 20
20 void SkLumaColorFilter::filterSpan(const SkPMColor src[], int count, 21 void SkLumaColorFilter::filterSpan(const SkPMColor src[], int count,
21 SkPMColor dst[]) const { 22 SkPMColor dst[]) const {
22 for (int i = 0; i < count; ++i) { 23 for (int i = 0; i < count; ++i) {
23 SkPMColor c = src[i]; 24 SkPMColor c = src[i];
24 25
25 /* 26 /*
26 * While LuminanceToAlpha is defined to operate on un-premultiplied 27 * While LuminanceToAlpha is defined to operate on un-premultiplied
27 * inputs, due to the final alpha scaling it can be computed based on 28 * inputs, due to the final alpha scaling it can be computed based on
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
64 public: 65 public:
65 GLProcessor(const GrProcessor&) {} 66 GLProcessor(const GrProcessor&) {}
66 67
67 static void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessorKey Builder* b) {} 68 static void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessorKey Builder* b) {}
68 69
69 virtual void emitCode(EmitArgs& args) override { 70 virtual void emitCode(EmitArgs& args) override {
70 if (nullptr == args.fInputColor) { 71 if (nullptr == args.fInputColor) {
71 args.fInputColor = "vec4(1)"; 72 args.fInputColor = "vec4(1)";
72 } 73 }
73 74
74 GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBui lder(); 75 GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderB uilder();
75 fsBuilder->codeAppendf("\tfloat luma = dot(vec3(%f, %f, %f), %s.rgb) ;\n", 76 fsBuilder->codeAppendf("\tfloat luma = dot(vec3(%f, %f, %f), %s.rgb) ;\n",
76 SK_ITU_BT709_LUM_COEFF_R, 77 SK_ITU_BT709_LUM_COEFF_R,
77 SK_ITU_BT709_LUM_COEFF_G, 78 SK_ITU_BT709_LUM_COEFF_G,
78 SK_ITU_BT709_LUM_COEFF_B, 79 SK_ITU_BT709_LUM_COEFF_B,
79 args.fInputColor); 80 args.fInputColor);
80 fsBuilder->codeAppendf("\t%s = vec4(0, 0, 0, luma);\n", 81 fsBuilder->codeAppendf("\t%s = vec4(0, 0, 0, luma);\n",
81 args.fOutputColor); 82 args.fOutputColor);
82 83
83 } 84 }
84 85
(...skipping 20 matching lines...) Expand all
105 inout->setToOther(kRGB_GrColorComponentFlags, GrColorPackRGBA(0, 0, 0, 0 ), 106 inout->setToOther(kRGB_GrColorComponentFlags, GrColorPackRGBA(0, 0, 0, 0 ),
106 GrInvariantOutput::kWill_ReadInput); 107 GrInvariantOutput::kWill_ReadInput);
107 } 108 }
108 }; 109 };
109 110
110 const GrFragmentProcessor* SkLumaColorFilter::asFragmentProcessor(GrContext*) co nst { 111 const GrFragmentProcessor* SkLumaColorFilter::asFragmentProcessor(GrContext*) co nst {
111 112
112 return LumaColorFilterEffect::Create(); 113 return LumaColorFilterEffect::Create();
113 } 114 }
114 #endif 115 #endif
OLDNEW
« no previous file with comments | « src/effects/SkLightingImageFilter.cpp ('k') | src/effects/SkMagnifierImageFilter.cpp » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698