| // 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" |
| REG_FIDDLE(Matrix_MakeRectToRect, 256, 256, true, 0) { |
| void draw(SkCanvas* canvas) { |
| const SkRect srcs[] = { {0, 0, 0, 0}, {1, 2, 3, 4} }; |
| const SkRect dsts[] = { {0, 0, 0, 0}, {5, 6, 8, 9} }; |
| for (auto src : srcs) { |
| for (auto dst : dsts) { |
| if (auto matrix = SkMatrix::Rect2Rect(src, dst)) { |
| SkDebugf("src: %g, %g, %g, %g dst: %g, %g, %g, %g\n", |
| src.fLeft, src.fTop, src.fRight, src.fBottom, |
| dst.fLeft, dst.fTop, dst.fRight, dst.fBottom); |
| matrix->dump(); |
| } else { |
| SkDebugf("can't map with src: %g %g %g %g\n", |
| src.fLeft, src.fTop, src.fRight, src.fBottom); |
| } |
| } |
| } |
| } |
| } // END FIDDLE |
