senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011 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 | |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 8 | #include "gm/gm.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 9 | #include "include/core/SkBitmap.h" |
| 10 | #include "include/core/SkBlendMode.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 11 | #include "include/core/SkCanvas.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 12 | #include "include/core/SkColor.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 13 | #include "include/core/SkColorFilter.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 14 | #include "include/core/SkFont.h" |
| 15 | #include "include/core/SkImageFilter.h" |
| 16 | #include "include/core/SkPaint.h" |
| 17 | #include "include/core/SkRect.h" |
| 18 | #include "include/core/SkRefCnt.h" |
| 19 | #include "include/core/SkScalar.h" |
| 20 | #include "include/core/SkSize.h" |
| 21 | #include "include/core/SkString.h" |
| 22 | #include "include/core/SkTypeface.h" |
| 23 | #include "include/core/SkTypes.h" |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 24 | #include "include/effects/SkImageFilters.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 25 | #include "include/utils/SkTextUtils.h" |
| 26 | #include "tools/ToolUtils.h" |
| 27 | |
| 28 | #include <utility> |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 29 | |
| 30 | /////////////////////////////////////////////////////////////////////////////// |
| 31 | |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 32 | static void draw_paint(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 33 | SkPaint paint; |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 34 | paint.setImageFilter(std::move(imf)); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 35 | paint.setColor(SK_ColorBLACK); |
| 36 | canvas->save(); |
| 37 | canvas->clipRect(r); |
| 38 | canvas->drawPaint(paint); |
| 39 | canvas->restore(); |
| 40 | } |
| 41 | |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 42 | static void draw_path(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 43 | SkPaint paint; |
| 44 | paint.setColor(SK_ColorMAGENTA); |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 45 | paint.setImageFilter(std::move(imf)); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 46 | paint.setAntiAlias(true); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 47 | canvas->drawCircle(r.centerX(), r.centerY(), r.width()*2/5, paint); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 48 | } |
| 49 | |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 50 | static void draw_text(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 51 | SkPaint paint; |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 52 | paint.setImageFilter(std::move(imf)); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 53 | paint.setColor(SK_ColorGREEN); |
Mike Reed | b579f07 | 2019-01-03 15:45:53 -0500 | [diff] [blame] | 54 | |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 55 | SkFont font(ToolUtils::create_portable_typeface(), r.height() / 2); |
Mike Reed | b579f07 | 2019-01-03 15:45:53 -0500 | [diff] [blame] | 56 | SkTextUtils::DrawString(canvas, "Text", r.centerX(), r.centerY(), font, paint, SkTextUtils::kCenter_Align); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 57 | } |
| 58 | |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 59 | static void draw_bitmap(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 60 | SkPaint paint; |
| 61 | |
| 62 | SkIRect bounds; |
| 63 | r.roundOut(&bounds); |
| 64 | |
| 65 | SkBitmap bm; |
reed@google.com | eb9a46c | 2014-01-25 16:46:20 +0000 | [diff] [blame] | 66 | bm.allocN32Pixels(bounds.width(), bounds.height()); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 67 | bm.eraseColor(SK_ColorTRANSPARENT); |
| 68 | SkCanvas c(bm); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 69 | draw_path(&c, r, nullptr); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 70 | |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 71 | paint.setImageFilter(std::move(imf)); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 72 | canvas->drawBitmap(bm, 0, 0, &paint); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 73 | } |
| 74 | |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 75 | /////////////////////////////////////////////////////////////////////////////// |
| 76 | |
| 77 | class ImageFiltersCroppedGM : public skiagm::GM { |
| 78 | public: |
| 79 | ImageFiltersCroppedGM () {} |
| 80 | |
| 81 | protected: |
senorblanco | 6404981 | 2016-02-01 10:32:42 -0800 | [diff] [blame] | 82 | SkString onShortName() override { |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 83 | return SkString("imagefilterscropped"); |
| 84 | } |
| 85 | |
senorblanco | 6404981 | 2016-02-01 10:32:42 -0800 | [diff] [blame] | 86 | SkISize onISize() override { return SkISize::Make(400, 960); } |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 87 | |
| 88 | void make_checkerboard() { |
| 89 | fCheckerboard.allocN32Pixels(80, 80); |
| 90 | SkCanvas canvas(fCheckerboard); |
| 91 | canvas.clear(SK_ColorTRANSPARENT); |
| 92 | SkPaint darkPaint; |
Mike Klein | d46dce3 | 2018-08-16 10:17:03 -0400 | [diff] [blame] | 93 | darkPaint.setColor(0xFF404040); |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 94 | SkPaint lightPaint; |
Mike Klein | d46dce3 | 2018-08-16 10:17:03 -0400 | [diff] [blame] | 95 | lightPaint.setColor(0xFFA0A0A0); |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 96 | for (int y = 0; y < 80; y += 16) { |
| 97 | for (int x = 0; x < 80; x += 16) { |
| 98 | canvas.save(); |
| 99 | canvas.translate(SkIntToScalar(x), SkIntToScalar(y)); |
| 100 | canvas.drawRect(SkRect::MakeXYWH(0, 0, 8, 8), darkPaint); |
| 101 | canvas.drawRect(SkRect::MakeXYWH(8, 0, 8, 8), lightPaint); |
| 102 | canvas.drawRect(SkRect::MakeXYWH(0, 8, 8, 8), lightPaint); |
| 103 | canvas.drawRect(SkRect::MakeXYWH(8, 8, 8, 8), darkPaint); |
| 104 | canvas.restore(); |
| 105 | } |
| 106 | } |
| 107 | } |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 108 | |
| 109 | void draw_frame(SkCanvas* canvas, const SkRect& r) { |
| 110 | SkPaint paint; |
| 111 | paint.setStyle(SkPaint::kStroke_Style); |
| 112 | paint.setColor(SK_ColorRED); |
| 113 | canvas->drawRect(r, paint); |
| 114 | } |
| 115 | |
Hal Canary | fa3305a | 2019-07-18 12:36:54 -0400 | [diff] [blame] | 116 | void onOnceBeforeDraw() override { |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 117 | make_checkerboard(); |
| 118 | } |
| 119 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 120 | void onDraw(SkCanvas* canvas) override { |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 121 | void (*drawProc[])(SkCanvas*, const SkRect&, sk_sp<SkImageFilter>) = { |
reed | da420b9 | 2015-12-16 08:38:15 -0800 | [diff] [blame] | 122 | draw_bitmap, draw_path, draw_paint, draw_text |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 123 | }; |
| 124 | |
Mike Reed | b286bc2 | 2019-04-08 16:23:20 -0400 | [diff] [blame] | 125 | sk_sp<SkColorFilter> cf(SkColorFilters::Blend(SK_ColorBLUE, |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 126 | SkBlendMode::kSrcIn)); |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 127 | SkIRect cropRect = SkIRect::MakeXYWH(10, 10, 44, 44); |
| 128 | SkIRect bogusRect = SkIRect::MakeXYWH(-100, -100, 10, 10); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 129 | |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 130 | sk_sp<SkImageFilter> offset(SkImageFilters::Offset(-10, -10, nullptr)); |
senorblanco@chromium.org | 962c886 | 2013-09-19 17:26:47 +0000 | [diff] [blame] | 131 | |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 132 | sk_sp<SkImageFilter> cfOffset(SkImageFilters::ColorFilter(cf, std::move(offset))); |
mtklein | 1eea9fc | 2015-01-23 16:09:32 -0800 | [diff] [blame] | 133 | |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 134 | sk_sp<SkImageFilter> erodeX(SkImageFilters::Erode(8, 0, nullptr, &cropRect)); |
| 135 | sk_sp<SkImageFilter> erodeY(SkImageFilters::Erode(0, 8, nullptr, &cropRect)); |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 136 | |
robertphillips | fc11b0a | 2016-04-05 09:09:36 -0700 | [diff] [blame] | 137 | sk_sp<SkImageFilter> filters[] = { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 138 | nullptr, |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 139 | SkImageFilters::ColorFilter(cf, nullptr, &cropRect), |
| 140 | SkImageFilters::Blur(0.0f, 0.0f, nullptr, &cropRect), |
| 141 | SkImageFilters::Blur(1.0f, 1.0f, nullptr, &cropRect), |
| 142 | SkImageFilters::Blur(8.0f, 0.0f, nullptr, &cropRect), |
| 143 | SkImageFilters::Blur(0.0f, 8.0f, nullptr, &cropRect), |
| 144 | SkImageFilters::Blur(8.0f, 8.0f, nullptr, &cropRect), |
| 145 | SkImageFilters::Erode(1, 1, nullptr, &cropRect), |
| 146 | SkImageFilters::Erode(8, 0, std::move(erodeY), &cropRect), |
| 147 | SkImageFilters::Erode(0, 8, std::move(erodeX), &cropRect), |
| 148 | SkImageFilters::Erode(8, 8, nullptr, &cropRect), |
| 149 | SkImageFilters::Merge(nullptr, std::move(cfOffset), &cropRect), |
| 150 | SkImageFilters::Blur(8.0f, 8.0f, nullptr, &bogusRect), |
| 151 | SkImageFilters::ColorFilter(cf, nullptr, &bogusRect), |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 152 | }; |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 153 | |
| 154 | SkRect r = SkRect::MakeWH(SkIntToScalar(64), SkIntToScalar(64)); |
| 155 | SkScalar MARGIN = SkIntToScalar(16); |
| 156 | SkScalar DX = r.width() + MARGIN; |
| 157 | SkScalar DY = r.height() + MARGIN; |
| 158 | |
| 159 | canvas->translate(MARGIN, MARGIN); |
senorblanco@chromium.org | 7168ecc | 2013-07-25 18:08:13 +0000 | [diff] [blame] | 160 | for (size_t j = 0; j < SK_ARRAY_COUNT(drawProc); ++j) { |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 161 | canvas->save(); |
senorblanco@chromium.org | 7168ecc | 2013-07-25 18:08:13 +0000 | [diff] [blame] | 162 | for (size_t i = 0; i < SK_ARRAY_COUNT(filters); ++i) { |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 163 | SkPaint paint; |
| 164 | canvas->drawBitmap(fCheckerboard, 0, 0); |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 165 | drawProc[j](canvas, r, filters[i]); |
| 166 | canvas->translate(0, DY); |
| 167 | } |
| 168 | canvas->restore(); |
| 169 | canvas->translate(DX, 0); |
| 170 | } |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 171 | } |
| 172 | |
| 173 | private: |
cwallez | 80a61df | 2015-01-26 12:20:14 -0800 | [diff] [blame] | 174 | SkBitmap fCheckerboard; |
senorblanco@chromium.org | 194d775 | 2013-07-24 22:19:24 +0000 | [diff] [blame] | 175 | typedef GM INHERITED; |
| 176 | }; |
| 177 | |
| 178 | /////////////////////////////////////////////////////////////////////////////// |
| 179 | |
scroggo | 96f16e8 | 2015-12-10 13:31:59 -0800 | [diff] [blame] | 180 | DEF_GM( return new ImageFiltersCroppedGM; ) |