| // 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 "fiddle/examples.h" |
| // HASH=918a9778c3d7d5cb306692784399f6dc |
| REG_FIDDLE(Matrix_mapVectors, 256, 256, false, 0) { |
| void draw(SkCanvas* canvas) { |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| paint.setStyle(SkPaint::kStroke_Style); |
| SkMatrix matrix; |
| matrix.reset(); |
| const SkVector radii[] = {{8, 4}, {9, 1}, {6, 2}, {7, 3}}; |
| for (int i = 0; i < 4; ++i) { |
| SkVector rScaled[4]; |
| matrix.preScale(1.5f, 2.f); |
| matrix.mapVectors(rScaled, radii, SK_ARRAY_COUNT(radii)); |
| SkRRect rrect; |
| rrect.setRectRadii({20, 20, 180, 70}, rScaled); |
| canvas->drawRRect(rrect, paint); |
| canvas->translate(0, 60); |
| } |
| } |
| } // END FIDDLE |
