| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 1 | // Copyright 2019 Google LLC. |
| 2 | // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. |
| Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 3 | #include "tools/fiddle/examples.h" |
| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 4 | // HASH=accb545d67984ced168f5be6ab824795 |
| Hal Canary | a7181e7c | 2019-03-18 16:06:34 -0400 | [diff] [blame] | 5 | REG_FIDDLE(Canvas_drawPatch, 256, 256, false, 5) { |
| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 6 | void draw(SkCanvas* canvas) { |
| 7 | // SkBitmap source = cmbkygk; |
| 8 | SkPaint paint; |
| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 9 | paint.setAntiAlias(true); |
| 10 | SkPoint cubics[] = { { 3, 1 }, { 4, 2 }, { 5, 1 }, { 7, 3 }, |
| 11 | /* { 7, 3 }, */ { 6, 4 }, { 7, 5 }, { 5, 7 }, |
| 12 | /* { 5, 7 }, */ { 4, 6 }, { 3, 7 }, { 1, 5 }, |
| 13 | /* { 1, 5 }, */ { 2, 4 }, { 1, 3 }, /* { 3, 1 } */ }; |
| 14 | SkColor colors[] = { 0xbfff0000, 0xbf0000ff, 0xbfff00ff, 0xbf00ffff }; |
| 15 | SkPoint texCoords[] = { { -30, -30 }, { 162, -30}, { 162, 162}, { -30, 162} }; |
| Mike Reed | 5ec2238 | 2021-01-14 21:59:01 -0500 | [diff] [blame] | 16 | paint.setShader(source.makeShader(SkSamplingOptions(SkFilterMode::kLinear))); |
| Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 17 | canvas->scale(15, 15); |
| 18 | for (auto blend : { SkBlendMode::kSrcOver, SkBlendMode::kModulate, SkBlendMode::kXor } ) { |
| 19 | canvas->drawPatch(cubics, colors, texCoords, blend, paint); |
| 20 | canvas->translate(4, 4); |
| 21 | } |
| 22 | } |
| 23 | } // END FIDDLE |