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Side by Side Diff: bench/ImageFilterCollapse.cpp

Issue 1316233002: Style Change: NULL->nullptr (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: 2015-08-27 (Thursday) 10:25:06 EDT Created 5 years, 3 months ago
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1 /* 1 /*
2 * Copyright 2014 Google Inc. 2 * Copyright 2014 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 "Benchmark.h" 8 #include "Benchmark.h"
9 #include "SkBitmap.h" 9 #include "SkBitmap.h"
10 #include "SkCanvas.h" 10 #include "SkCanvas.h"
11 #include "SkColorFilterImageFilter.h" 11 #include "SkColorFilterImageFilter.h"
12 #include "SkColorMatrixFilter.h" 12 #include "SkColorMatrixFilter.h"
13 #include "SkGradientShader.h" 13 #include "SkGradientShader.h"
14 #include "SkImageFilter.h" 14 #include "SkImageFilter.h"
15 #include "SkTableColorFilter.h" 15 #include "SkTableColorFilter.h"
16 16
17 // Chains several matrix color filters image filter or several 17 // Chains several matrix color filters image filter or several
18 // table filter image filters and draws a bitmap. 18 // table filter image filters and draws a bitmap.
19 // This bench shows an improvement in performance and memory 19 // This bench shows an improvement in performance and memory
20 // when collapsing matrices or tables is implemented since all 20 // when collapsing matrices or tables is implemented since all
21 // the passes are collapsed in one. 21 // the passes are collapsed in one.
22 22
23 class BaseImageFilterCollapseBench : public Benchmark { 23 class BaseImageFilterCollapseBench : public Benchmark {
24 public: 24 public:
25 BaseImageFilterCollapseBench(): fImageFilter(NULL) {} 25 BaseImageFilterCollapseBench(): fImageFilter(nullptr) {}
26 ~BaseImageFilterCollapseBench() { 26 ~BaseImageFilterCollapseBench() {
27 SkSafeUnref(fImageFilter); 27 SkSafeUnref(fImageFilter);
28 } 28 }
29 29
30 protected: 30 protected:
31 void doPreDraw(SkColorFilter* colorFilters[], int nFilters) { 31 void doPreDraw(SkColorFilter* colorFilters[], int nFilters) {
32 // Create a chain of ImageFilters from colorFilters 32 // Create a chain of ImageFilters from colorFilters
33 fImageFilter = NULL; 33 fImageFilter = nullptr;
34 for(int i = nFilters; i --> 0;) { 34 for(int i = nFilters; i --> 0;) {
35 SkAutoTUnref<SkImageFilter> filter( 35 SkAutoTUnref<SkImageFilter> filter(
36 SkColorFilterImageFilter::Create(colorFilters[i], fImage Filter, NULL) 36 SkColorFilterImageFilter::Create(colorFilters[i], fImage Filter, nullptr)
37 ); 37 );
38 SkRefCnt_SafeAssign(fImageFilter, filter.get()); 38 SkRefCnt_SafeAssign(fImageFilter, filter.get());
39 } 39 }
40 } 40 }
41 41
42 void onDraw(const int loops, SkCanvas* canvas) override { 42 void onDraw(const int loops, SkCanvas* canvas) override {
43 makeBitmap(); 43 makeBitmap();
44 44
45 for(int i = 0; i < loops; i++) { 45 for(int i = 0; i < loops; i++) {
46 SkPaint paint; 46 SkPaint paint;
(...skipping 13 matching lines...) Expand all
60 fBitmap.eraseColor(SK_ColorTRANSPARENT); 60 fBitmap.eraseColor(SK_ColorTRANSPARENT);
61 61
62 SkCanvas canvas(fBitmap); 62 SkCanvas canvas(fBitmap);
63 SkPaint paint; 63 SkPaint paint;
64 SkPoint pts[] = { {0, 0}, {SkIntToScalar(W), SkIntToScalar(H)} }; 64 SkPoint pts[] = { {0, 0}, {SkIntToScalar(W), SkIntToScalar(H)} };
65 SkColor colors[] = { 65 SkColor colors[] = {
66 SK_ColorBLACK, SK_ColorGREEN, SK_ColorCYAN, 66 SK_ColorBLACK, SK_ColorGREEN, SK_ColorCYAN,
67 SK_ColorRED, 0, SK_ColorBLUE, SK_ColorWHITE 67 SK_ColorRED, 0, SK_ColorBLUE, SK_ColorWHITE
68 }; 68 };
69 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateLinear( 69 SkAutoTUnref<SkShader> shader(SkGradientShader::CreateLinear(
70 pts, colors, NULL, SK_ARRAY_COUNT(colors), SkShader::kClamp_ TileMode 70 pts, colors, nullptr, SK_ARRAY_COUNT(colors), SkShader::kCla mp_TileMode
71 )); 71 ));
72 paint.setShader(shader); 72 paint.setShader(shader);
73 canvas.drawPaint(paint); 73 canvas.drawPaint(paint);
74 } 74 }
75 }; 75 };
76 76
77 class TableCollapseBench: public BaseImageFilterCollapseBench { 77 class TableCollapseBench: public BaseImageFilterCollapseBench {
78 public: 78 public:
79 virtual ~TableCollapseBench() {} 79 virtual ~TableCollapseBench() {}
80 80
(...skipping 68 matching lines...) Expand 10 before | Expand all | Expand 10 after
149 doPreDraw(colorFilters, SK_ARRAY_COUNT(colorFilters)); 149 doPreDraw(colorFilters, SK_ARRAY_COUNT(colorFilters));
150 150
151 for(unsigned i = 0; i < SK_ARRAY_COUNT(colorFilters); i++) { 151 for(unsigned i = 0; i < SK_ARRAY_COUNT(colorFilters); i++) {
152 colorFilters[i]->unref(); 152 colorFilters[i]->unref();
153 } 153 }
154 } 154 }
155 }; 155 };
156 156
157 DEF_BENCH(return new TableCollapseBench;) 157 DEF_BENCH(return new TableCollapseBench;)
158 DEF_BENCH(return new MatrixCollapseBench;) 158 DEF_BENCH(return new MatrixCollapseBench;)
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