mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +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" |
| 13 | #include "include/core/SkColorFilter.h" |
| 14 | #include "include/core/SkImageFilter.h" |
| 15 | #include "include/core/SkPaint.h" |
| 16 | #include "include/core/SkPoint.h" |
| 17 | #include "include/core/SkRect.h" |
| 18 | #include "include/core/SkRefCnt.h" |
| 19 | #include "include/core/SkScalar.h" |
| 20 | #include "include/core/SkShader.h" |
| 21 | #include "include/core/SkSize.h" |
| 22 | #include "include/core/SkString.h" |
| 23 | #include "include/core/SkTileMode.h" |
| 24 | #include "include/core/SkTypes.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 25 | #include "include/effects/SkGradientShader.h" |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 26 | #include "include/effects/SkImageFilters.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 27 | #include "include/effects/SkTableColorFilter.h" |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 28 | |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 29 | #include <math.h> |
| 30 | #include <utility> |
| 31 | |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 32 | static sk_sp<SkShader> make_shader0(int w, int h) { |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 33 | SkPoint pts[] = { {0, 0}, {SkIntToScalar(w), SkIntToScalar(h)} }; |
| 34 | SkColor colors[] = { |
| 35 | SK_ColorBLACK, SK_ColorGREEN, SK_ColorCYAN, |
| 36 | SK_ColorRED, 0, SK_ColorBLUE, SK_ColorWHITE |
| 37 | }; |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 38 | return SkGradientShader::MakeLinear(pts, colors, nullptr, SK_ARRAY_COUNT(colors), |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 39 | SkTileMode::kClamp); |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 40 | } |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 41 | static void make_bm0(SkBitmap* bm) { |
| 42 | int W = 120; |
| 43 | int H = 120; |
reed@google.com | eb9a46c | 2014-01-25 16:46:20 +0000 | [diff] [blame] | 44 | bm->allocN32Pixels(W, H); |
junov@google.com | dbfac8a | 2012-12-06 21:47:40 +0000 | [diff] [blame] | 45 | bm->eraseColor(SK_ColorTRANSPARENT); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 46 | |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 47 | SkCanvas canvas(*bm); |
| 48 | SkPaint paint; |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 49 | paint.setShader(make_shader0(W, H)); |
reed | 5bd055c | 2015-03-01 19:16:38 -0800 | [diff] [blame] | 50 | canvas.drawPaint(paint); |
reed | b675a73 | 2015-03-01 18:00:47 -0800 | [diff] [blame] | 51 | } |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 52 | static sk_sp<SkShader> make_shader1(int w, int h) { |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 53 | SkScalar cx = SkIntToScalar(w)/2; |
| 54 | SkScalar cy = SkIntToScalar(h)/2; |
| 55 | SkColor colors[] = { |
| 56 | SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, |
| 57 | }; |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 58 | return SkGradientShader::MakeRadial(SkPoint::Make(cx, cy), cx, colors, nullptr, |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 59 | SK_ARRAY_COUNT(colors), SkTileMode::kClamp); |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 60 | } |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 61 | static void make_bm1(SkBitmap* bm) { |
| 62 | int W = 120; |
| 63 | int H = 120; |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 64 | SkScalar cx = SkIntToScalar(W)/2; |
| 65 | SkScalar cy = SkIntToScalar(H)/2; |
reed@google.com | eb9a46c | 2014-01-25 16:46:20 +0000 | [diff] [blame] | 66 | bm->allocN32Pixels(W, H); |
junov@google.com | dbfac8a | 2012-12-06 21:47:40 +0000 | [diff] [blame] | 67 | bm->eraseColor(SK_ColorTRANSPARENT); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 68 | |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 69 | SkCanvas canvas(*bm); |
| 70 | SkPaint paint; |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 71 | paint.setShader(make_shader1(W, H)); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 72 | paint.setAntiAlias(true); |
| 73 | canvas.drawCircle(cx, cy, cx, paint); |
| 74 | } |
| 75 | |
| 76 | static void make_table0(uint8_t table[]) { |
| 77 | for (int i = 0; i < 256; ++i) { |
| 78 | int n = i >> 5; |
| 79 | table[i] = (n << 5) | (n << 2) | (n >> 1); |
| 80 | } |
| 81 | } |
| 82 | static void make_table1(uint8_t table[]) { |
| 83 | for (int i = 0; i < 256; ++i) { |
| 84 | table[i] = i * i / 255; |
| 85 | } |
| 86 | } |
| 87 | static void make_table2(uint8_t table[]) { |
| 88 | for (int i = 0; i < 256; ++i) { |
| 89 | float fi = i / 255.0f; |
robertphillips@google.com | 6853e80 | 2012-04-16 15:50:18 +0000 | [diff] [blame] | 90 | table[i] = static_cast<uint8_t>(sqrtf(fi) * 255); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 91 | } |
| 92 | } |
| 93 | |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 94 | static sk_sp<SkColorFilter> make_null_cf() { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 95 | return nullptr; |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 96 | } |
| 97 | |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 98 | static sk_sp<SkColorFilter> make_cf0() { |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 99 | uint8_t table[256]; make_table0(table); |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 100 | return SkTableColorFilter::Make(table); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 101 | } |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 102 | static sk_sp<SkColorFilter> make_cf1() { |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 103 | uint8_t table[256]; make_table1(table); |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 104 | return SkTableColorFilter::Make(table); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 105 | } |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 106 | static sk_sp<SkColorFilter> make_cf2() { |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 107 | uint8_t table[256]; make_table2(table); |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 108 | return SkTableColorFilter::Make(table); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 109 | } |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 110 | static sk_sp<SkColorFilter> make_cf3() { |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 111 | uint8_t table0[256]; make_table0(table0); |
| 112 | uint8_t table1[256]; make_table1(table1); |
| 113 | uint8_t table2[256]; make_table2(table2); |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 114 | return SkTableColorFilter::MakeARGB(nullptr, table0, table1, table2); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 115 | } |
| 116 | |
| 117 | class TableColorFilterGM : public skiagm::GM { |
| 118 | public: |
| 119 | TableColorFilterGM() {} |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 120 | |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 121 | protected: |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 122 | SkString onShortName() override { |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 123 | return SkString("tablecolorfilter"); |
| 124 | } |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 125 | |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 126 | SkISize onISize() override { |
| 127 | return {700, 1650}; |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 128 | } |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 129 | |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 130 | void onDraw(SkCanvas* canvas) override { |
Mike Klein | d46dce3 | 2018-08-16 10:17:03 -0400 | [diff] [blame] | 131 | canvas->drawColor(0xFFDDDDDD); |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 132 | canvas->translate(20, 20); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 133 | |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 134 | |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 135 | static sk_sp<SkColorFilter> (*gColorFilterMakers[])() = { |
| 136 | make_null_cf, make_cf0, make_cf1, make_cf2, make_cf3 |
| 137 | }; |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 138 | static void (*gBitmapMakers[])(SkBitmap*) = { make_bm0, make_bm1 }; |
| 139 | |
| 140 | // This test will be done once for each bitmap with the results stacked vertically. |
| 141 | // For a single bitmap the resulting image will be the following: |
| 142 | // - A first line with the original bitmap, followed by the image drawn once |
| 143 | // with each of the N color filters |
| 144 | // - N lines of the bitmap drawn N times, this will cover all N*N combinations of |
| 145 | // pair of color filters in order to test the collpsing of consecutive table |
| 146 | // color filters. |
| 147 | // |
| 148 | // Here is a graphical representation of the result for 2 bitmaps and 2 filters |
| 149 | // with the number corresponding to the number of filters the bitmap goes through: |
| 150 | // |
| 151 | // --bitmap1 |
| 152 | // 011 |
| 153 | // 22 |
| 154 | // 22 |
| 155 | // --bitmap2 |
| 156 | // 011 |
| 157 | // 22 |
| 158 | // 22 |
| 159 | |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 160 | SkScalar x = 0, y = 0; |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 161 | for (size_t bitmapMaker = 0; bitmapMaker < SK_ARRAY_COUNT(gBitmapMakers); ++bitmapMaker) { |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 162 | SkBitmap bm; |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 163 | gBitmapMakers[bitmapMaker](&bm); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 164 | |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 165 | SkScalar xOffset = SkScalar(bm.width() * 9 / 8); |
| 166 | SkScalar yOffset = SkScalar(bm.height() * 9 / 8); |
| 167 | |
| 168 | // Draw the first element of the first line |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 169 | x = 0; |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 170 | SkPaint paint; |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 171 | canvas->drawBitmap(bm, x, y, &paint); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 172 | |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 173 | // Draws the rest of the first line for this bitmap |
| 174 | // each draw being at xOffset of the previous one |
| 175 | for (unsigned i = 1; i < SK_ARRAY_COUNT(gColorFilterMakers); ++i) { |
| 176 | x += xOffset; |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 177 | paint.setColorFilter(gColorFilterMakers[i]()); |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 178 | canvas->drawBitmap(bm, x, y, &paint); |
| 179 | } |
| 180 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 181 | paint.setColorFilter(nullptr); |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 182 | |
| 183 | for (unsigned i = 0; i < SK_ARRAY_COUNT(gColorFilterMakers); ++i) { |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 184 | sk_sp<SkColorFilter> colorFilter1(gColorFilterMakers[i]()); |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 185 | sk_sp<SkImageFilter> imageFilter1(SkImageFilters::ColorFilter( |
| 186 | std::move(colorFilter1), nullptr)); |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 187 | |
| 188 | // Move down to the next line and draw it |
| 189 | // each draw being at xOffset of the previous one |
| 190 | y += yOffset; |
| 191 | x = 0; |
| 192 | for (unsigned j = 1; j < SK_ARRAY_COUNT(gColorFilterMakers); ++j) { |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 193 | sk_sp<SkColorFilter> colorFilter2(gColorFilterMakers[j]()); |
Michael Ludwig | 898bbfa | 2019-08-02 15:21:23 -0400 | [diff] [blame] | 194 | sk_sp<SkImageFilter> imageFilter2(SkImageFilters::ColorFilter( |
| 195 | std::move(colorFilter2), imageFilter1, nullptr)); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 196 | paint.setImageFilter(std::move(imageFilter2)); |
cwallez | c12b74d | 2015-01-26 07:45:53 -0800 | [diff] [blame] | 197 | canvas->drawBitmap(bm, x, y, &paint); |
| 198 | x += xOffset; |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | // Move down one line to the beginning of the block for next bitmap |
| 203 | y += yOffset; |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 204 | } |
| 205 | } |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 206 | |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 207 | private: |
| 208 | typedef GM INHERITED; |
| 209 | }; |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 210 | DEF_GM( return new TableColorFilterGM; ) |
mike@reedtribe.org | a69b48c | 2011-12-28 20:31:00 +0000 | [diff] [blame] | 211 | |
| 212 | ////////////////////////////////////////////////////////////////////////////// |
| 213 | |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 214 | class ComposeColorFilterGM : public skiagm::GM { |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 215 | enum { |
| 216 | COLOR_COUNT = 3, |
| 217 | MODE_COUNT = 4, |
| 218 | }; |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 219 | const SkColor* fColors; |
| 220 | const SkBlendMode* fModes; |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 221 | const char* fName; |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 222 | |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 223 | public: |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 224 | ComposeColorFilterGM(const SkColor colors[], const SkBlendMode modes[], const char* name) |
| 225 | : fColors(colors), fModes(modes), fName(name) {} |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 226 | |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 227 | private: |
| 228 | SkString onShortName() override { return SkString(fName); } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 229 | |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 230 | SkISize onISize() override { return {790, 790}; } |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 231 | |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 232 | void onDraw(SkCanvas* canvas) override { |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 233 | SkBitmap bm; |
| 234 | make_bm1(&bm); |
| 235 | |
Mike Klein | d46dce3 | 2018-08-16 10:17:03 -0400 | [diff] [blame] | 236 | canvas->drawColor(0xFFDDDDDD); |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 237 | |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 238 | const int MODES = MODE_COUNT * COLOR_COUNT; |
reed | d053ce9 | 2016-03-22 10:17:23 -0700 | [diff] [blame] | 239 | sk_sp<SkColorFilter> filters[MODES]; |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 240 | int index = 0; |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 241 | for (int i = 0; i < MODE_COUNT; ++i) { |
| 242 | for (int j = 0; j < COLOR_COUNT; ++j) { |
Mike Reed | b286bc2 | 2019-04-08 16:23:20 -0400 | [diff] [blame] | 243 | filters[index++] = SkColorFilters::Blend(fColors[j], fModes[i]); |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 244 | } |
| 245 | } |
| 246 | |
| 247 | SkPaint paint; |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 248 | paint.setShader(make_shader1(50, 50)); |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 249 | SkRect r = SkRect::MakeWH(50, 50); |
| 250 | const SkScalar spacer = 10; |
| 251 | |
| 252 | canvas->translate(spacer, spacer); |
| 253 | |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 254 | canvas->drawRect(r, paint); // orig |
| 255 | |
| 256 | for (int i = 0; i < MODES; ++i) { |
| 257 | paint.setColorFilter(filters[i]); |
| 258 | |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 259 | canvas->save(); |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 260 | canvas->translate((i + 1) * (r.width() + spacer), 0); |
| 261 | canvas->drawRect(r, paint); |
| 262 | canvas->restore(); |
| 263 | |
| 264 | canvas->save(); |
| 265 | canvas->translate(0, (i + 1) * (r.width() + spacer)); |
| 266 | canvas->drawRect(r, paint); |
| 267 | canvas->restore(); |
| 268 | } |
| 269 | |
| 270 | canvas->translate(r.width() + spacer, r.width() + spacer); |
| 271 | |
| 272 | for (int y = 0; y < MODES; ++y) { |
| 273 | canvas->save(); |
| 274 | for (int x = 0; x < MODES; ++x) { |
Mike Reed | 19d7bd6 | 2018-02-19 14:10:57 -0500 | [diff] [blame] | 275 | paint.setColorFilter(filters[y]->makeComposed(filters[x])); |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 276 | canvas->drawRect(r, paint); |
| 277 | canvas->translate(r.width() + spacer, 0); |
| 278 | } |
| 279 | canvas->restore(); |
| 280 | canvas->translate(0, r.height() + spacer); |
| 281 | } |
| 282 | } |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 283 | }; |
reed | db873d8 | 2015-03-01 19:53:47 -0800 | [diff] [blame] | 284 | |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 285 | const SkColor gColors0[] = { SK_ColorCYAN, SK_ColorMAGENTA, SK_ColorYELLOW }; |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 286 | const SkBlendMode gModes0[] = { |
| 287 | SkBlendMode::kOverlay, |
| 288 | SkBlendMode::kDarken, |
| 289 | SkBlendMode::kColorBurn, |
| 290 | SkBlendMode::kExclusion, |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 291 | }; |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 292 | DEF_GM( return new ComposeColorFilterGM(gColors0, gModes0, "colorcomposefilter_wacky"); ) |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 293 | |
| 294 | const SkColor gColors1[] = { 0x80FF0000, 0x8000FF00, 0x800000FF }; |
Mike Reed | 7d954ad | 2016-10-28 15:42:34 -0400 | [diff] [blame] | 295 | const SkBlendMode gModes1[] = { |
| 296 | SkBlendMode::kSrcOver, |
| 297 | SkBlendMode::kXor, |
| 298 | SkBlendMode::kDstOut, |
| 299 | SkBlendMode::kSrcATop, |
reed | cff10b2 | 2015-03-03 06:41:45 -0800 | [diff] [blame] | 300 | }; |
Hal Canary | bd865e2 | 2019-07-18 11:51:19 -0400 | [diff] [blame] | 301 | DEF_GM( return new ComposeColorFilterGM(gColors1, gModes1, "colorcomposefilter_alpha"); ) |