| // Copyright 2019 Google LLC. |
| // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. |
| #include "tools/fiddle/examples.h" |
| // HASH=6b4562c7052da94f3d5b2412dca41946 |
| REG_FIDDLE(Matrix_Concat, 256, 64, false, 4) { |
| void draw(SkCanvas* canvas) { |
| SkMatrix matrix, matrix2; |
| SkPoint bitmapBounds[4], perspect[4] = {{50, 10}, {180, 40}, {236, 176}, {10, 206}}; |
| SkRect::Make(source.bounds()).toQuad(bitmapBounds); |
| matrix.setPolyToPoly(bitmapBounds, perspect, 4); |
| matrix2.setPolyToPoly(perspect, bitmapBounds, 4); |
| SkMatrix concat = SkMatrix::Concat(matrix, matrix2); |
| canvas->concat(concat); |
| canvas->drawBitmap(source, 0, 0); |
| } |
| } // END FIDDLE |