skia2/docs/examples/Matrix_equal_operator.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

18 lines
692 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 "fiddle/examples.h"
// HASH=3902859150b0f0c4aeb1f25d00434baa
REG_FIDDLE(Matrix_equal_operator, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
auto debugster = [](const char* prefix, const SkMatrix& a, const SkMatrix& b) -> void {
SkDebugf("%s: a %c= b a.cheapEqualTo(b): %s\n", prefix,
a == b ? '=' : '!', a.cheapEqualTo(b) ? "true" : "false");
};
SkMatrix a, b;
a.setAll(1, 0, 0, 0, 1, 0, 0, 0, 1);
b.setScale(2, 4);
b.postScale(0.5f, 0.25f);
debugster("identity", a, b);
}
} // END FIDDLE