senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 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 | |
halcanary | b0cce2c | 2015-01-26 12:49:00 -0800 | [diff] [blame] | 8 | #include "sk_tool_utils.h" |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 9 | #include "SkBlurImageFilter.h" |
halcanary | 878fa02 | 2015-01-26 11:24:32 -0800 | [diff] [blame] | 10 | #include "SkColor.h" |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 11 | #include "SkDisplacementMapEffect.h" |
| 12 | #include "SkDropShadowImageFilter.h" |
| 13 | #include "SkGradientShader.h" |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 14 | #include "SkImage.h" |
| 15 | #include "SkImageSource.h" |
commit-bot@chromium.org | 1037d92 | 2014-03-13 19:45:41 +0000 | [diff] [blame] | 16 | #include "SkLightingImageFilter.h" |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 17 | #include "SkMorphologyImageFilter.h" |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 18 | #include "SkOffsetImageFilter.h" |
senorblanco@chromium.org | 47d98c8 | 2014-03-03 14:58:09 +0000 | [diff] [blame] | 19 | #include "SkPerlinNoiseShader.h" |
robertphillips | 3d32d76 | 2015-07-13 13:16:44 -0700 | [diff] [blame] | 20 | #include "SkPoint3.h" |
senorblanco@chromium.org | 47d98c8 | 2014-03-03 14:58:09 +0000 | [diff] [blame] | 21 | #include "SkRectShaderImageFilter.h" |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 22 | #include "SkScalar.h" |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 23 | #include "SkSurface.h" |
halcanary | 878fa02 | 2015-01-26 11:24:32 -0800 | [diff] [blame] | 24 | #include "gm.h" |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 25 | |
senorblanco@chromium.org | 897b73f | 2014-02-19 22:10:12 +0000 | [diff] [blame] | 26 | #define RESIZE_FACTOR SkIntToScalar(4) |
| 27 | |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 28 | namespace skiagm { |
| 29 | |
| 30 | class ImageFiltersScaledGM : public GM { |
| 31 | public: |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 32 | ImageFiltersScaledGM() { |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 33 | this->setBGColor(0x00000000); |
| 34 | } |
| 35 | |
| 36 | protected: |
commit-bot@chromium.org | a90c680 | 2014-04-30 13:20:45 +0000 | [diff] [blame] | 37 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 38 | SkString onShortName() override { |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 39 | return SkString("imagefiltersscaled"); |
| 40 | } |
| 41 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 42 | SkISize onISize() override { |
tfarina | f539318 | 2014-06-09 23:59:03 -0700 | [diff] [blame] | 43 | return SkISize::Make(1428, 500); |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 44 | } |
| 45 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 46 | void onOnceBeforeDraw() override { |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 47 | fCheckerboard.reset(SkImage::NewFromBitmap( |
| 48 | sk_tool_utils::create_checkerboard_bitmap(64, 64, 0xFFA0A0A0, 0xFF404040, 8))); |
| 49 | fGradientCircle.reset(MakeGradientCircle(64, 64)); |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 50 | } |
halcanary | 878fa02 | 2015-01-26 11:24:32 -0800 | [diff] [blame] | 51 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 52 | void onDraw(SkCanvas* canvas) override { |
senorblanco | 16b254a | 2015-04-09 11:13:24 -0700 | [diff] [blame] | 53 | canvas->clear(SK_ColorBLACK); |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 54 | |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 55 | SkAutoTUnref<SkImageFilter> gradient(SkImageSource::Create(fGradientCircle)); |
| 56 | SkAutoTUnref<SkImageFilter> checkerboard(SkImageSource::Create(fCheckerboard)); |
senorblanco@chromium.org | 47d98c8 | 2014-03-03 14:58:09 +0000 | [diff] [blame] | 57 | SkAutoTUnref<SkShader> noise(SkPerlinNoiseShader::CreateFractalNoise( |
| 58 | SkDoubleToScalar(0.1), SkDoubleToScalar(0.05), 1, 0)); |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 59 | |
robertphillips | 3d32d76 | 2015-07-13 13:16:44 -0700 | [diff] [blame] | 60 | SkPoint3 pointLocation = SkPoint3::Make(0, 0, SkIntToScalar(10)); |
| 61 | SkPoint3 spotLocation = SkPoint3::Make(SkIntToScalar(-10), |
| 62 | SkIntToScalar(-10), |
| 63 | SkIntToScalar(20)); |
| 64 | SkPoint3 spotTarget = SkPoint3::Make(SkIntToScalar(40), SkIntToScalar(40), 0); |
commit-bot@chromium.org | 1037d92 | 2014-03-13 19:45:41 +0000 | [diff] [blame] | 65 | SkScalar spotExponent = SK_Scalar1; |
| 66 | SkScalar cutoffAngle = SkIntToScalar(15); |
| 67 | SkScalar kd = SkIntToScalar(2); |
| 68 | SkScalar surfaceScale = SkIntToScalar(1); |
| 69 | SkColor white(0xFFFFFFFF); |
senorblanco@chromium.org | fd0ec2c | 2014-03-25 17:35:10 +0000 | [diff] [blame] | 70 | SkMatrix resizeMatrix; |
| 71 | resizeMatrix.setScale(RESIZE_FACTOR, RESIZE_FACTOR); |
commit-bot@chromium.org | 1037d92 | 2014-03-13 19:45:41 +0000 | [diff] [blame] | 72 | |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 73 | SkImageFilter* filters[] = { |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 74 | SkBlurImageFilter::Create(SkIntToScalar(4), SkIntToScalar(4)), |
senorblanco | bc9845b | 2014-07-22 12:49:25 -0700 | [diff] [blame] | 75 | SkDropShadowImageFilter::Create(SkIntToScalar(5), SkIntToScalar(10), |
sugoi | 234f036 | 2014-10-23 13:59:52 -0700 | [diff] [blame] | 76 | SkIntToScalar(3), SkIntToScalar(3), SK_ColorYELLOW, |
| 77 | SkDropShadowImageFilter::kDrawShadowAndForeground_ShadowMode), |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 78 | SkDisplacementMapEffect::Create(SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 79 | SkDisplacementMapEffect::kR_ChannelSelectorType, |
| 80 | SkIntToScalar(12), |
| 81 | gradient.get(), |
| 82 | checkerboard.get()), |
| 83 | SkDilateImageFilter::Create(1, 1, checkerboard.get()), |
| 84 | SkErodeImageFilter::Create(1, 1, checkerboard.get()), |
| 85 | SkOffsetImageFilter::Create(SkIntToScalar(32), 0), |
senorblanco | 8c874ee | 2015-03-20 06:38:17 -0700 | [diff] [blame] | 86 | SkImageFilter::CreateMatrixFilter(resizeMatrix, kNone_SkFilterQuality), |
senorblanco@chromium.org | 47d98c8 | 2014-03-03 14:58:09 +0000 | [diff] [blame] | 87 | SkRectShaderImageFilter::Create(noise), |
commit-bot@chromium.org | 1037d92 | 2014-03-13 19:45:41 +0000 | [diff] [blame] | 88 | SkLightingImageFilter::CreatePointLitDiffuse(pointLocation, white, surfaceScale, kd), |
| 89 | SkLightingImageFilter::CreateSpotLitDiffuse(spotLocation, spotTarget, spotExponent, |
| 90 | cutoffAngle, white, surfaceScale, kd), |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 91 | }; |
| 92 | |
| 93 | SkVector scales[] = { |
| 94 | SkVector::Make(SkScalarInvert(2), SkScalarInvert(2)), |
| 95 | SkVector::Make(SkIntToScalar(1), SkIntToScalar(1)), |
| 96 | SkVector::Make(SkIntToScalar(1), SkIntToScalar(2)), |
| 97 | SkVector::Make(SkIntToScalar(2), SkIntToScalar(1)), |
| 98 | SkVector::Make(SkIntToScalar(2), SkIntToScalar(2)), |
| 99 | }; |
| 100 | |
| 101 | SkRect r = SkRect::MakeWH(SkIntToScalar(64), SkIntToScalar(64)); |
| 102 | SkScalar margin = SkIntToScalar(16); |
| 103 | SkRect bounds = r; |
| 104 | bounds.outset(margin, margin); |
| 105 | |
| 106 | for (size_t j = 0; j < SK_ARRAY_COUNT(scales); ++j) { |
| 107 | canvas->save(); |
| 108 | for (size_t i = 0; i < SK_ARRAY_COUNT(filters); ++i) { |
| 109 | SkPaint paint; |
| 110 | paint.setColor(SK_ColorBLUE); |
| 111 | paint.setImageFilter(filters[i]); |
| 112 | paint.setAntiAlias(true); |
| 113 | canvas->save(); |
| 114 | canvas->scale(scales[j].fX, scales[j].fY); |
senorblanco | 0abdf76 | 2015-08-20 11:10:41 -0700 | [diff] [blame] | 115 | canvas->clipRect(r); |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 116 | if (5 == i) { |
| 117 | canvas->translate(SkIntToScalar(-32), 0); |
senorblanco@chromium.org | 897b73f | 2014-02-19 22:10:12 +0000 | [diff] [blame] | 118 | } else if (6 == i) { |
| 119 | canvas->scale(SkScalarInvert(RESIZE_FACTOR), |
| 120 | SkScalarInvert(RESIZE_FACTOR)); |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 121 | } |
reed | 80ea19c | 2015-05-12 10:37:34 -0700 | [diff] [blame] | 122 | canvas->drawCircle(r.centerX(), r.centerY(), r.width()*2/5, paint); |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 123 | canvas->restore(); |
| 124 | canvas->translate(r.width() * scales[j].fX + margin, 0); |
| 125 | } |
| 126 | canvas->restore(); |
| 127 | canvas->translate(0, r.height() * scales[j].fY + margin); |
| 128 | } |
| 129 | |
| 130 | for (size_t i = 0; i < SK_ARRAY_COUNT(filters); ++i) { |
| 131 | filters[i]->unref(); |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | private: |
fmalita | 5598b63 | 2015-09-15 11:26:13 -0700 | [diff] [blame] | 136 | static SkImage* MakeGradientCircle(int width, int height) { |
| 137 | SkScalar x = SkIntToScalar(width / 2); |
| 138 | SkScalar y = SkIntToScalar(height / 2); |
| 139 | SkScalar radius = SkScalarMul(SkMinScalar(x, y), SkIntToScalar(4) / SkIntToScalar(5)); |
| 140 | SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterN32Premul(width, height)); |
| 141 | SkCanvas* canvas = surface->getCanvas(); |
| 142 | canvas->clear(0x00000000); |
| 143 | SkColor colors[2]; |
| 144 | colors[0] = SK_ColorWHITE; |
| 145 | colors[1] = SK_ColorBLACK; |
| 146 | SkAutoTUnref<SkShader> shader( |
| 147 | SkGradientShader::CreateRadial(SkPoint::Make(x, y), radius, colors, nullptr, 2, |
| 148 | SkShader::kClamp_TileMode) |
| 149 | ); |
| 150 | SkPaint paint; |
| 151 | paint.setShader(shader); |
| 152 | canvas->drawCircle(x, y, radius, paint); |
| 153 | |
| 154 | return surface->newImageSnapshot(); |
| 155 | } |
| 156 | |
| 157 | SkAutoTUnref<SkImage> fCheckerboard, fGradientCircle; |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 158 | |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 159 | typedef GM INHERITED; |
| 160 | }; |
| 161 | |
| 162 | ////////////////////////////////////////////////////////////////////////////// |
| 163 | |
robertphillips | 943a462 | 2015-09-03 13:32:33 -0700 | [diff] [blame] | 164 | DEF_GM(return new ImageFiltersScaledGM;) |
senorblanco@chromium.org | 2bfe36b | 2014-01-20 19:58:28 +0000 | [diff] [blame] | 165 | } |