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Side by Side Diff: tests/LayerDrawLooperTest.cpp

Issue 155513012: [WIP] Add Context to SkDrawLooper. (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Add comments. Created 6 years, 10 months ago
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« src/core/SkTemplatesPriv.h ('K') | « src/effects/SkLayerDrawLooper.cpp ('k') | tests/QuickRejectTest.cpp » ('j') | no next file with comments »
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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 "SkBitmap.h" 8 #include "SkBitmap.h"
9 #include "SkBitmapDevice.h" 9 #include "SkBitmapDevice.h"
10 #include "SkCanvas.h" 10 #include "SkCanvas.h"
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after
43 43
44 // Add the back layer, with some layer info set. 44 // Add the back layer, with some layer info set.
45 layerInfo.fOffset.set(10.0f, 20.0f); 45 layerInfo.fOffset.set(10.0f, 20.0f);
46 layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit; 46 layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit;
47 SkPaint* layerPaint = looper->addLayer(layerInfo); 47 SkPaint* layerPaint = looper->addLayer(layerInfo);
48 layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode); 48 layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode);
49 49
50 FakeDevice device; 50 FakeDevice device;
51 SkCanvas canvas(&device); 51 SkCanvas canvas(&device);
52 SkPaint paint; 52 SkPaint paint;
53 looper->init(&canvas); 53 SkDrawLooper::DrawContext* context = looper->init(&canvas, NULL, 0);
54 54
55 // The back layer should come first. 55 // The back layer should come first.
56 REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 56 REPORTER_ASSERT(reporter, context->next(&canvas, &paint));
57 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrc_Mode)); 57 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrc_Mode));
58 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 58 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint);
59 REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX()); 59 REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX());
60 REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY()); 60 REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY());
61 paint.reset(); 61 paint.reset();
62 62
63 // Then the front layer. 63 // Then the front layer.
64 REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 64 REPORTER_ASSERT(reporter, context->next(&canvas, &paint));
65 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrcOver_Mode)); 65 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrcOver_Mode));
66 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 66 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint);
67 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX()); 67 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX());
68 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY()); 68 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY());
69 69
70 // Only two layers were added, so that should be the end. 70 // Only two layers were added, so that should be the end.
71 REPORTER_ASSERT(reporter, !looper->next(&canvas, &paint)); 71 REPORTER_ASSERT(reporter, !context->next(&canvas, &paint));
72 context->cleanup(NULL);
72 } 73 }
73 74
74 static void test_backToFront(skiatest::Reporter* reporter) { 75 static void test_backToFront(skiatest::Reporter* reporter) {
75 SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper)); 76 SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper));
76 SkLayerDrawLooper::LayerInfo layerInfo; 77 SkLayerDrawLooper::LayerInfo layerInfo;
77 78
78 // Add the back layer, with the defaults. 79 // Add the back layer, with the defaults.
79 (void)looper->addLayerOnTop(layerInfo); 80 (void)looper->addLayerOnTop(layerInfo);
80 81
81 // Add the front layer, with some layer info set. 82 // Add the front layer, with some layer info set.
82 layerInfo.fOffset.set(10.0f, 20.0f); 83 layerInfo.fOffset.set(10.0f, 20.0f);
83 layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit; 84 layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit;
84 SkPaint* layerPaint = looper->addLayerOnTop(layerInfo); 85 SkPaint* layerPaint = looper->addLayerOnTop(layerInfo);
85 layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode); 86 layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode);
86 87
87 FakeDevice device; 88 FakeDevice device;
88 SkCanvas canvas(&device); 89 SkCanvas canvas(&device);
89 SkPaint paint; 90 SkPaint paint;
90 looper->init(&canvas); 91 SkDrawLooper::DrawContext* context = looper->init(&canvas, NULL, 0);
91 92
92 // The back layer should come first. 93 // The back layer should come first.
93 REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 94 REPORTER_ASSERT(reporter, context->next(&canvas, &paint));
94 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrcOver_Mode)); 95 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrcOver_Mode));
95 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 96 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint);
96 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX()); 97 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX());
97 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY()); 98 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY());
98 paint.reset(); 99 paint.reset();
99 100
100 // Then the front layer. 101 // Then the front layer.
101 REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 102 REPORTER_ASSERT(reporter, context->next(&canvas, &paint));
102 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrc_Mode)); 103 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrc_Mode));
103 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 104 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint);
104 REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX()); 105 REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX());
105 REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY()); 106 REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY());
106 107
107 // Only two layers were added, so that should be the end. 108 // Only two layers were added, so that should be the end.
108 REPORTER_ASSERT(reporter, !looper->next(&canvas, &paint)); 109 REPORTER_ASSERT(reporter, !context->next(&canvas, &paint));
110 context->cleanup(NULL);
109 } 111 }
110 112
111 static void test_mixed(skiatest::Reporter* reporter) { 113 static void test_mixed(skiatest::Reporter* reporter) {
112 SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper)); 114 SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper));
113 SkLayerDrawLooper::LayerInfo layerInfo; 115 SkLayerDrawLooper::LayerInfo layerInfo;
114 116
115 // Add the back layer, with the defaults. 117 // Add the back layer, with the defaults.
116 (void)looper->addLayer(layerInfo); 118 (void)looper->addLayer(layerInfo);
117 119
118 // Add the front layer, with some layer info set. 120 // Add the front layer, with some layer info set.
119 layerInfo.fOffset.set(10.0f, 20.0f); 121 layerInfo.fOffset.set(10.0f, 20.0f);
120 layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit; 122 layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit;
121 SkPaint* layerPaint = looper->addLayerOnTop(layerInfo); 123 SkPaint* layerPaint = looper->addLayerOnTop(layerInfo);
122 layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode); 124 layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode);
123 125
124 FakeDevice device; 126 FakeDevice device;
125 SkCanvas canvas(&device); 127 SkCanvas canvas(&device);
126 SkPaint paint; 128 SkPaint paint;
127 looper->init(&canvas); 129 SkDrawLooper::DrawContext* context = looper->init(&canvas, NULL, 0);
128 130
129 // The back layer should come first. 131 // The back layer should come first.
130 REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 132 REPORTER_ASSERT(reporter, context->next(&canvas, &paint));
131 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrcOver_Mode)); 133 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrcOver_Mode));
132 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 134 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint);
133 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX()); 135 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX());
134 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY()); 136 REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY());
135 paint.reset(); 137 paint.reset();
136 138
137 // Then the front layer. 139 // Then the front layer.
138 REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 140 REPORTER_ASSERT(reporter, context->next(&canvas, &paint));
139 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrc_Mode)); 141 REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode ::kSrc_Mode));
140 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 142 canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint);
141 REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX()); 143 REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX());
142 REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY()); 144 REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY());
143 145
144 // Only two layers were added, so that should be the end. 146 // Only two layers were added, so that should be the end.
145 REPORTER_ASSERT(reporter, !looper->next(&canvas, &paint)); 147 REPORTER_ASSERT(reporter, !context->next(&canvas, &paint));
148 context->cleanup(NULL);
146 } 149 }
147 150
148 DEF_TEST(LayerDrawLooper, reporter) { 151 DEF_TEST(LayerDrawLooper, reporter) {
149 test_frontToBack(reporter); 152 test_frontToBack(reporter);
150 test_backToFront(reporter); 153 test_backToFront(reporter);
151 test_mixed(reporter); 154 test_mixed(reporter);
152 } 155 }
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« src/core/SkTemplatesPriv.h ('K') | « src/effects/SkLayerDrawLooper.cpp ('k') | tests/QuickRejectTest.cpp » ('j') | no next file with comments »

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