| Hal Canary | 8800042 | 2020-01-15 11:51:12 -0500 | [diff] [blame] | 1 | // Copyright 2020 Google LLC. |
| 2 | // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. |
| 3 | #include "tools/fiddle/examples.h" |
| 4 | REG_FIDDLE_ANIMATED(software_bitmap_w_perspective, 256, 256, false, 6, 5) { |
| 5 | void draw(SkCanvas* canvas) { |
| 6 | const float width = image->width(); |
| 7 | const float height = image->height(); |
| 8 | |
| 9 | const SkPoint src[] = {{ 0, 0}, {width, 0}, {width * (float)frame, height * (float)frame}, { 0, height}}; |
| 10 | const SkPoint dst[] = { {0, 0}, {width, 0}, {width, height}, {0, height} }; |
| 11 | |
| 12 | SkMatrix matrix; |
| 13 | matrix.setPolyToPoly(src, dst, 4); |
| 14 | |
| 15 | SkAutoCanvasRestore acr(canvas, true); |
| 16 | canvas->concat(matrix); |
| 17 | canvas->drawImage(image, 0, 0); |
| 18 | } |
| 19 | } // END FIDDLE |