sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2013 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 8 | #include "SkBitmapSource.h" |
halcanary | 878fa02 | 2015-01-26 11:24:32 -0800 | [diff] [blame] | 9 | #include "SkDisplacementMapEffect.h" |
| 10 | #include "gm.h" |
robertphillips | 3e5c2b1 | 2015-03-23 05:46:51 -0700 | [diff] [blame] | 11 | #include "sk_tool_utils.h" |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 12 | |
| 13 | namespace skiagm { |
| 14 | |
| 15 | class DisplacementMapGM : public GM { |
| 16 | public: |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 17 | DisplacementMapGM() { |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 18 | this->setBGColor(0xFF000000); |
| 19 | } |
| 20 | |
| 21 | protected: |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 22 | SkString onShortName() override { |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 23 | return SkString("displacement"); |
| 24 | } |
| 25 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 26 | void onOnceBeforeDraw() override { |
| 27 | fBitmap = sk_tool_utils::create_string_bitmap(80, 80, 0xFF884422, 15, 55, 96, "g"); |
| 28 | |
| 29 | SkColor c1 = sk_tool_utils::color_to_565(0xFF244484); |
| 30 | SkColor c2 = sk_tool_utils::color_to_565(0xFF804020); |
| 31 | |
| 32 | fCheckerboard = sk_tool_utils::create_checkerboard_bitmap(80, 80, c1, c2, 8); |
| 33 | fSmall = sk_tool_utils::create_checkerboard_bitmap(64, 64, c1, c2, 8); |
| 34 | fLarge = sk_tool_utils::create_checkerboard_bitmap(96, 96, c1, c2, 8); |
| 35 | fLargeW = sk_tool_utils::create_checkerboard_bitmap(96, 64, c1, c2, 8); |
| 36 | fLargeH = sk_tool_utils::create_checkerboard_bitmap(64, 96, c1, c2, 8); |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 37 | } |
| 38 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 39 | SkISize onISize() override { |
tfarina | f539318 | 2014-06-09 23:59:03 -0700 | [diff] [blame] | 40 | return SkISize::Make(500, 500); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 41 | } |
skia.committer@gmail.com | ff21c2e | 2013-01-16 07:05:56 +0000 | [diff] [blame] | 42 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 43 | void drawClippedBitmap(SkCanvas* canvas, int x, int y, const SkPaint& paint) const { |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 44 | canvas->save(); |
senorblanco@chromium.org | bc386ce | 2013-10-15 19:30:58 +0000 | [diff] [blame] | 45 | canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 46 | canvas->clipRect(SkRect::MakeWH(SkIntToScalar(fBitmap.width()), SkIntToScalar(fBitmap.height()))); |
| 47 | canvas->drawBitmap(fBitmap, 0, 0, &paint); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 48 | canvas->restore(); |
| 49 | } |
| 50 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 51 | void onDraw(SkCanvas* canvas) override { |
senorblanco | 16b254a | 2015-04-09 11:13:24 -0700 | [diff] [blame] | 52 | canvas->clear(SK_ColorBLACK); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 53 | SkPaint paint; |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 54 | SkAutoTUnref<SkImageFilter> displ(SkBitmapSource::Create(fCheckerboard)); |
| 55 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 56 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 57 | SkDisplacementMapEffect::kG_ChannelSelectorType, 0.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 58 | drawClippedBitmap(canvas, 0, 0, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 59 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 60 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
| 61 | SkDisplacementMapEffect::kA_ChannelSelectorType, 16.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 62 | drawClippedBitmap(canvas, 100, 0, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 63 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 64 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 65 | SkDisplacementMapEffect::kB_ChannelSelectorType, 32.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 66 | drawClippedBitmap(canvas, 200, 0, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 67 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 68 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 69 | SkDisplacementMapEffect::kA_ChannelSelectorType, 48.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 70 | drawClippedBitmap(canvas, 300, 0, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 71 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 72 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 73 | SkDisplacementMapEffect::kA_ChannelSelectorType, 64.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 74 | drawClippedBitmap(canvas, 400, 0, paint); |
| 75 | |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 76 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 77 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 78 | SkDisplacementMapEffect::kG_ChannelSelectorType, 40.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 79 | drawClippedBitmap(canvas, 0, 100, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 80 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 81 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
| 82 | SkDisplacementMapEffect::kA_ChannelSelectorType, 40.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 83 | drawClippedBitmap(canvas, 100, 100, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 84 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 85 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 86 | SkDisplacementMapEffect::kB_ChannelSelectorType, 40.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 87 | drawClippedBitmap(canvas, 200, 100, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 88 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 89 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 90 | SkDisplacementMapEffect::kA_ChannelSelectorType, 40.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 91 | drawClippedBitmap(canvas, 300, 100, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 92 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 93 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 94 | SkDisplacementMapEffect::kA_ChannelSelectorType, 40.0f, displ))->unref(); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 95 | drawClippedBitmap(canvas, 400, 100, paint); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 96 | |
| 97 | SkImageFilter::CropRect cropRect(SkRect::MakeXYWH(30, 30, 40, 40)); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 98 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 99 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 100 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 101 | 0.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 102 | drawClippedBitmap(canvas, 0, 200, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 103 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 104 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
| 105 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 106 | 16.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 107 | drawClippedBitmap(canvas, 100, 200, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 108 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 109 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 110 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 111 | 32.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 112 | drawClippedBitmap(canvas, 200, 200, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 113 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 114 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 115 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 116 | 48.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 117 | drawClippedBitmap(canvas, 300, 200, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 118 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 119 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 120 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 121 | 64.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 122 | drawClippedBitmap(canvas, 400, 200, paint); |
| 123 | |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 124 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 125 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 126 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 127 | 40.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 128 | drawClippedBitmap(canvas, 0, 300, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 129 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 130 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
| 131 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 132 | 40.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 133 | drawClippedBitmap(canvas, 100, 300, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 134 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 135 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 136 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 137 | 40.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 138 | drawClippedBitmap(canvas, 200, 300, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 139 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 140 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 141 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 142 | 40.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 143 | drawClippedBitmap(canvas, 300, 300, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 144 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 145 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 146 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 147 | 40.0f, displ, nullptr, &cropRect))->unref(); |
senorblanco@chromium.org | 01bdf3c | 2013-10-15 19:02:43 +0000 | [diff] [blame] | 148 | drawClippedBitmap(canvas, 400, 300, paint); |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 149 | |
commit-bot@chromium.org | 6d7296a | 2013-12-19 17:00:46 +0000 | [diff] [blame] | 150 | // Tests for images of different sizes |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 151 | displ.reset(SkBitmapSource::Create(fSmall)); |
| 152 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 153 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 154 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 155 | 40.0f, displ))->unref(); |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 156 | drawClippedBitmap(canvas, 0, 400, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 157 | displ.reset(SkBitmapSource::Create(fLarge)); |
| 158 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 159 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
| 160 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
| 161 | 40.0f, displ))->unref(); |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 162 | drawClippedBitmap(canvas, 100, 400, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 163 | displ.reset(SkBitmapSource::Create(fLargeW)); |
| 164 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 165 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 166 | SkDisplacementMapEffect::kB_ChannelSelectorType, |
| 167 | 40.0f, displ))->unref(); |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 168 | drawClippedBitmap(canvas, 200, 400, paint); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 169 | displ.reset(SkBitmapSource::Create(fLargeH)); |
| 170 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 171 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 172 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
| 173 | 40.0f, displ))->unref(); |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 174 | drawClippedBitmap(canvas, 300, 400, paint); |
commit-bot@chromium.org | 6d7296a | 2013-12-19 17:00:46 +0000 | [diff] [blame] | 175 | |
| 176 | // Test for no given displacement input. In this case, both displacement |
| 177 | // and color should use the same bitmap, given to SkCanvas::drawBitmap() |
| 178 | // as an input argument. |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 179 | paint.setImageFilter(SkDisplacementMapEffect::Create( |
| 180 | SkDisplacementMapEffect::kG_ChannelSelectorType, |
| 181 | SkDisplacementMapEffect::kA_ChannelSelectorType, |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 182 | 40.0f, nullptr))->unref(); |
commit-bot@chromium.org | 6d7296a | 2013-12-19 17:00:46 +0000 | [diff] [blame] | 183 | drawClippedBitmap(canvas, 400, 400, paint); |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 184 | } |
| 185 | |
| 186 | private: |
commit-bot@chromium.org | 5e79c2b | 2013-12-12 21:48:32 +0000 | [diff] [blame] | 187 | SkBitmap fBitmap, fCheckerboard, fSmall, fLarge, fLargeW, fLargeH; |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 188 | |
| 189 | typedef GM INHERITED; |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 190 | }; |
| 191 | |
| 192 | ////////////////////////////////////////////////////////////////////////////// |
| 193 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame^] | 194 | DEF_GM(return new DisplacementMapGM;) |
sugoi@google.com | 781cc76 | 2013-01-15 15:40:19 +0000 | [diff] [blame] | 195 | } |