skia2/docs/examples/Matrix_mapVectors_2.cpp
Herb Derby 5623d9e36f Replace SK_ARRAY_COUNT with std::size() for skia/docs
Change-Id: I9569ba4760546be6302c24658e64cb58c7db86e5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/550697
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: Herb Derby <herb@google.com>
2022-06-16 20:09:58 +00:00

22 lines
752 B
C++

// 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=5754501a00a1323e76353fb53153e939
REG_FIDDLE(Matrix_mapVectors_2, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setStyle(SkPaint::kStroke_Style);
SkMatrix matrix;
matrix.setScale(2, 3);
SkVector radii[] = {{7, 7}, {3, 3}, {2, 2}, {4, 0}};
for (int i = 0; i < 4; ++i) {
SkRRect rrect;
rrect.setRectRadii({20, 20, 180, 70}, radii);
canvas->drawRRect(rrect, paint);
canvas->translate(0, 60);
matrix.mapVectors(radii, std::size(radii));
}
}
} // END FIDDLE