Flutter Engine
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Matrix_dump.cpp
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1// Copyright 2019 Google LLC.
2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
4// HASH=8d72a4818e5a9188348f6c08ab5d8a40
5REG_FIDDLE(Matrix_dump, 256, 256, true, 0) {
6void draw(SkCanvas* canvas) {
7 SkMatrix matrix;
8 matrix.setRotate(45);
9 matrix.dump();
10 SkMatrix nearlyEqual;
11 nearlyEqual.setAll(0.7071f, -0.7071f, 0, 0.7071f, 0.7071f, 0, 0, 0, 1);
12 nearlyEqual.dump();
13 SkDebugf("matrix %c= nearlyEqual\n", matrix == nearlyEqual ? '=' : '!');
14}
15} // END FIDDLE
void SK_SPI SkDebugf(const char format[],...) SK_PRINTF_LIKE(1
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition aaclip.cpp:27
SkMatrix & setAll(SkScalar scaleX, SkScalar skewX, SkScalar transX, SkScalar skewY, SkScalar scaleY, SkScalar transY, SkScalar persp0, SkScalar persp1, SkScalar persp2)
Definition SkMatrix.h:562
void dump() const
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition examples.h:60