1*c8dee2aaSAndroid Build Coastguard Worker // Copyright 2019 Google LLC.
2*c8dee2aaSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3*c8dee2aaSAndroid Build Coastguard Worker #include "tools/fiddle/examples.h"
4*c8dee2aaSAndroid Build Coastguard Worker REG_FIDDLE(Matrix_mapVectors, 256, 256, false, 0) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker SkPaint paint;
7*c8dee2aaSAndroid Build Coastguard Worker paint.setAntiAlias(true);
8*c8dee2aaSAndroid Build Coastguard Worker paint.setStyle(SkPaint::kStroke_Style);
9*c8dee2aaSAndroid Build Coastguard Worker SkMatrix matrix;
10*c8dee2aaSAndroid Build Coastguard Worker matrix.reset();
11*c8dee2aaSAndroid Build Coastguard Worker const SkVector radii[] = {{8, 4}, {9, 1}, {6, 2}, {7, 3}};
12*c8dee2aaSAndroid Build Coastguard Worker for (int i = 0; i < 4; ++i) {
13*c8dee2aaSAndroid Build Coastguard Worker SkVector rScaled[4];
14*c8dee2aaSAndroid Build Coastguard Worker matrix.preScale(1.5f, 2.f);
15*c8dee2aaSAndroid Build Coastguard Worker matrix.mapVectors(rScaled, radii, std::size(radii));
16*c8dee2aaSAndroid Build Coastguard Worker SkRRect rrect;
17*c8dee2aaSAndroid Build Coastguard Worker rrect.setRectRadii({20, 20, 180, 70}, rScaled);
18*c8dee2aaSAndroid Build Coastguard Worker canvas->drawRRect(rrect, paint);
19*c8dee2aaSAndroid Build Coastguard Worker canvas->translate(0, 60);
20*c8dee2aaSAndroid Build Coastguard Worker }
21*c8dee2aaSAndroid Build Coastguard Worker }
22*c8dee2aaSAndroid Build Coastguard Worker } // END FIDDLE
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