senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012 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 | |
| 8 | #include "gm.h" |
Mike Klein | 33d2055 | 2017-03-22 13:47:51 -0400 | [diff] [blame] | 9 | #include "sk_tool_utils.h" |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 10 | |
Brian Salomon | 89cb821 | 2017-01-09 10:48:23 -0500 | [diff] [blame] | 11 | #include "SkArithmeticImageFilter.h" |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 12 | #include "SkBlurImageFilter.h" |
senorblanco@chromium.org | 44888c6 | 2012-08-20 19:23:24 +0000 | [diff] [blame] | 13 | #include "SkColorFilter.h" |
| 14 | #include "SkColorFilterImageFilter.h" |
commit-bot@chromium.org | 6c4e71a | 2013-11-20 21:32:10 +0000 | [diff] [blame] | 15 | #include "SkColorMatrixFilter.h" |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 16 | #include "SkImage.h" |
| 17 | #include "SkImageSource.h" |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 18 | #include "SkMatrixConvolutionImageFilter.h" |
Brian Salomon | 89cb821 | 2017-01-09 10:48:23 -0500 | [diff] [blame] | 19 | #include "SkMergeImageFilter.h" |
| 20 | #include "SkMorphologyImageFilter.h" |
robertphillips | 134ff5c | 2016-04-12 12:41:00 -0700 | [diff] [blame] | 21 | #include "SkOffsetImageFilter.h" |
commit-bot@chromium.org | 8b0e8ac | 2014-01-30 18:58:24 +0000 | [diff] [blame] | 22 | #include "SkReadBuffer.h" |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 23 | #include "SkSpecialImage.h" |
| 24 | #include "SkSpecialSurface.h" |
commit-bot@chromium.org | 8b0e8ac | 2014-01-30 18:58:24 +0000 | [diff] [blame] | 25 | #include "SkWriteBuffer.h" |
senorblanco@chromium.org | 350b4d5 | 2013-08-01 14:59:05 +0000 | [diff] [blame] | 26 | #include "SkXfermodeImageFilter.h" |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 27 | |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 28 | class ImageFiltersGraphGM : public skiagm::GM { |
| 29 | public: |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 30 | ImageFiltersGraphGM() {} |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 31 | |
| 32 | protected: |
commit-bot@chromium.org | a90c680 | 2014-04-30 13:20:45 +0000 | [diff] [blame] | 33 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 34 | SkString onShortName() override { |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 35 | return SkString("imagefiltersgraph"); |
| 36 | } |
| 37 | |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 38 | SkISize onISize() override { return SkISize::Make(600, 150); } |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 39 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 40 | void onOnceBeforeDraw() override { |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 41 | fImage = SkImage::MakeFromBitmap( |
| 42 | sk_tool_utils::create_string_bitmap(100, 100, SK_ColorWHITE, 20, 70, 96, "e")); |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 43 | } |
| 44 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 45 | void onDraw(SkCanvas* canvas) override { |
mtklein | 871ad7a | 2015-03-27 12:33:46 -0700 | [diff] [blame] | 46 | canvas->clear(SK_ColorBLACK); |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 47 | { |
robertphillips | 549c899 | 2016-04-01 09:28:51 -0700 | [diff] [blame] | 48 | sk_sp<SkImageFilter> bitmapSource(SkImageSource::Make(fImage)); |
robertphillips | 2238c9d | 2016-03-30 13:34:16 -0700 | [diff] [blame] | 49 | sk_sp<SkColorFilter> cf(SkColorFilter::MakeModeFilter(SK_ColorRED, |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 50 | SkBlendMode::kSrcIn)); |
robertphillips | 6e7025a | 2016-04-04 04:31:25 -0700 | [diff] [blame] | 51 | sk_sp<SkImageFilter> blur(SkBlurImageFilter::Make(4.0f, 4.0f, std::move(bitmapSource))); |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 52 | sk_sp<SkImageFilter> erode(SkErodeImageFilter::Make(4, 4, blur)); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 53 | sk_sp<SkImageFilter> color(SkColorFilterImageFilter::Make(std::move(cf), |
| 54 | std::move(erode))); |
Mike Reed | 0bdaf05 | 2017-06-18 23:35:57 -0400 | [diff] [blame] | 55 | sk_sp<SkImageFilter> merge(SkMergeImageFilter::Make(blur, color)); |
rmistry@google.com | ae933ce | 2012-08-23 18:19:56 +0000 | [diff] [blame] | 56 | |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 57 | SkPaint paint; |
robertphillips | 2238c9d | 2016-03-30 13:34:16 -0700 | [diff] [blame] | 58 | paint.setImageFilter(std::move(merge)); |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 59 | canvas->drawPaint(paint); |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 60 | canvas->translate(SkIntToScalar(100), 0); |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 61 | } |
| 62 | { |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 63 | sk_sp<SkImageFilter> morph(SkDilateImageFilter::Make(5, 5, nullptr)); |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 64 | |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 65 | SkScalar matrix[20] = { SK_Scalar1, 0, 0, 0, 0, |
| 66 | 0, SK_Scalar1, 0, 0, 0, |
| 67 | 0, 0, SK_Scalar1, 0, 0, |
commit-bot@chromium.org | 4b413c8 | 2013-11-25 19:44:07 +0000 | [diff] [blame] | 68 | 0, 0, 0, 0.5f, 0 }; |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 69 | |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 70 | sk_sp<SkColorFilter> matrixFilter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix)); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 71 | sk_sp<SkImageFilter> colorMorph(SkColorFilterImageFilter::Make(std::move(matrixFilter), |
| 72 | std::move(morph))); |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 73 | SkPaint paint; |
reed | 374772b | 2016-10-05 17:33:02 -0700 | [diff] [blame] | 74 | paint.setImageFilter(SkXfermodeImageFilter::Make(SkBlendMode::kSrcOver, |
| 75 | std::move(colorMorph))); |
reed | cfb6bdf | 2016-03-29 11:32:50 -0700 | [diff] [blame] | 76 | |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 77 | DrawClippedImage(canvas, fImage.get(), paint); |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 78 | canvas->translate(SkIntToScalar(100), 0); |
senorblanco@chromium.org | 985fa79 | 2012-10-24 15:14:26 +0000 | [diff] [blame] | 79 | } |
commit-bot@chromium.org | bbfe454 | 2013-10-24 01:46:11 +0000 | [diff] [blame] | 80 | { |
| 81 | SkScalar matrix[20] = { SK_Scalar1, 0, 0, 0, 0, |
| 82 | 0, SK_Scalar1, 0, 0, 0, |
| 83 | 0, 0, SK_Scalar1, 0, 0, |
commit-bot@chromium.org | 4b413c8 | 2013-11-25 19:44:07 +0000 | [diff] [blame] | 84 | 0, 0, 0, 0.5f, 0 }; |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 85 | sk_sp<SkColorFilter> matrixCF(SkColorFilter::MakeMatrixFilterRowMajor255(matrix)); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 86 | sk_sp<SkImageFilter> matrixFilter(SkColorFilterImageFilter::Make(std::move(matrixCF), |
| 87 | nullptr)); |
robertphillips | 134ff5c | 2016-04-12 12:41:00 -0700 | [diff] [blame] | 88 | sk_sp<SkImageFilter> offsetFilter(SkOffsetImageFilter::Make(10.0f, 10.f, |
| 89 | matrixFilter)); |
commit-bot@chromium.org | bbfe454 | 2013-10-24 01:46:11 +0000 | [diff] [blame] | 90 | |
commit-bot@chromium.org | bbfe454 | 2013-10-24 01:46:11 +0000 | [diff] [blame] | 91 | SkPaint paint; |
Brian Salomon | 89cb821 | 2017-01-09 10:48:23 -0500 | [diff] [blame] | 92 | paint.setImageFilter(SkArithmeticImageFilter::Make( |
| 93 | 0, 1, 1, 0, true, std::move(matrixFilter), std::move(offsetFilter), nullptr)); |
reed | cfb6bdf | 2016-03-29 11:32:50 -0700 | [diff] [blame] | 94 | |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 95 | DrawClippedImage(canvas, fImage.get(), paint); |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 96 | canvas->translate(SkIntToScalar(100), 0); |
| 97 | } |
| 98 | { |
robertphillips | 6e7025a | 2016-04-04 04:31:25 -0700 | [diff] [blame] | 99 | sk_sp<SkImageFilter> blur(SkBlurImageFilter::Make(SkIntToScalar(10), |
| 100 | SkIntToScalar(10), |
| 101 | nullptr)); |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 102 | |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 103 | SkImageFilter::CropRect cropRect(SkRect::MakeWH(SkIntToScalar(95), SkIntToScalar(100))); |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 104 | SkPaint paint; |
reed | cfb6bdf | 2016-03-29 11:32:50 -0700 | [diff] [blame] | 105 | paint.setImageFilter( |
reed | 374772b | 2016-10-05 17:33:02 -0700 | [diff] [blame] | 106 | SkXfermodeImageFilter::Make(SkBlendMode::kSrcIn, std::move(blur), nullptr, |
| 107 | &cropRect)); |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 108 | DrawClippedImage(canvas, fImage.get(), paint); |
senorblanco@chromium.org | 34a849d | 2013-10-24 15:59:31 +0000 | [diff] [blame] | 109 | canvas->translate(SkIntToScalar(100), 0); |
commit-bot@chromium.org | bbfe454 | 2013-10-24 01:46:11 +0000 | [diff] [blame] | 110 | } |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 111 | { |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 112 | // Dilate -> matrix convolution. |
| 113 | // This tests that a filter using asFragmentProcessor (matrix |
| 114 | // convolution) correctly handles a non-zero source offset |
| 115 | // (supplied by the dilate). |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 116 | sk_sp<SkImageFilter> dilate(SkDilateImageFilter::Make(5, 5, nullptr)); |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 117 | |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 118 | SkScalar kernel[9] = { |
| 119 | SkIntToScalar(-1), SkIntToScalar( -1 ), SkIntToScalar(-1), |
| 120 | SkIntToScalar(-1), SkIntToScalar( 7 ), SkIntToScalar(-1), |
| 121 | SkIntToScalar(-1), SkIntToScalar( -1 ), SkIntToScalar(-1), |
| 122 | }; |
| 123 | SkISize kernelSize = SkISize::Make(3, 3); |
| 124 | SkScalar gain = 1.0f, bias = SkIntToScalar(0); |
| 125 | SkIPoint kernelOffset = SkIPoint::Make(1, 1); |
| 126 | auto tileMode = SkMatrixConvolutionImageFilter::kClamp_TileMode; |
| 127 | bool convolveAlpha = false; |
robertphillips | ef6a47b | 2016-04-08 08:01:20 -0700 | [diff] [blame] | 128 | sk_sp<SkImageFilter> convolve(SkMatrixConvolutionImageFilter::Make(kernelSize, |
| 129 | kernel, |
| 130 | gain, |
| 131 | bias, |
| 132 | kernelOffset, |
| 133 | tileMode, |
| 134 | convolveAlpha, |
| 135 | std::move(dilate))); |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 136 | |
| 137 | SkPaint paint; |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 138 | paint.setImageFilter(std::move(convolve)); |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 139 | DrawClippedImage(canvas, fImage.get(), paint); |
senorblanco | eae84c2 | 2016-01-26 08:41:02 -0800 | [diff] [blame] | 140 | canvas->translate(SkIntToScalar(100), 0); |
| 141 | } |
| 142 | { |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 143 | // Test that crop offsets are absolute, not relative to the parent's crop rect. |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 144 | sk_sp<SkColorFilter> cf1(SkColorFilter::MakeModeFilter(SK_ColorBLUE, |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 145 | SkBlendMode::kSrcIn)); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 146 | sk_sp<SkColorFilter> cf2(SkColorFilter::MakeModeFilter(SK_ColorGREEN, |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 147 | SkBlendMode::kSrcIn)); |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 148 | SkImageFilter::CropRect outerRect(SkRect::MakeXYWH(SkIntToScalar(10), SkIntToScalar(10), |
| 149 | SkIntToScalar(80), SkIntToScalar(80))); |
| 150 | SkImageFilter::CropRect innerRect(SkRect::MakeXYWH(SkIntToScalar(20), SkIntToScalar(20), |
| 151 | SkIntToScalar(60), SkIntToScalar(60))); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 152 | sk_sp<SkImageFilter> color1(SkColorFilterImageFilter::Make(std::move(cf1), |
| 153 | nullptr, |
| 154 | &outerRect)); |
| 155 | sk_sp<SkImageFilter> color2(SkColorFilterImageFilter::Make(std::move(cf2), |
| 156 | std::move(color1), |
| 157 | &innerRect)); |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 158 | |
| 159 | SkPaint paint; |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 160 | paint.setImageFilter(std::move(color2)); |
mtklein | 871ad7a | 2015-03-27 12:33:46 -0700 | [diff] [blame] | 161 | paint.setColor(SK_ColorRED); |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 162 | canvas->drawRect(SkRect::MakeXYWH(0, 0, 100, 100), paint); |
| 163 | canvas->translate(SkIntToScalar(100), 0); |
| 164 | } |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 165 | } |
| 166 | |
| 167 | private: |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 168 | static void DrawClippedImage(SkCanvas* canvas, const SkImage* image, const SkPaint& paint) { |
| 169 | canvas->save(); |
| 170 | canvas->clipRect(SkRect::MakeIWH(image->width(), image->height())); |
| 171 | canvas->drawImage(image, 0, 0, &paint); |
| 172 | canvas->restore(); |
| 173 | } |
| 174 | |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 175 | sk_sp<SkImage> fImage; |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 176 | |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 177 | typedef GM INHERITED; |
senorblanco@chromium.org | f1369ce | 2012-08-20 14:53:21 +0000 | [diff] [blame] | 178 | }; |
| 179 | |
| 180 | /////////////////////////////////////////////////////////////////////////////// |
| 181 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 182 | DEF_GM(return new ImageFiltersGraphGM;) |