skia2/docs/examples/Matrix_055.cpp
Hal Canary 8751512aaa Revert "Revert "Compile all fiddle examples locally""
This reverts commit 37575bf3ca.

Change-Id: Ia31abbd4906ddeed406f3da1128bc4d4177abf24
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201603
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2019-03-16 00:48:09 +00:00

16 lines
647 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=a70bb18d67c06a20ab514e7a47924e5a
REG_FIDDLE(Matrix_055, 256, 256, false, 3) {
void draw(SkCanvas* canvas) {
SkMatrix matrix;
SkPoint bitmapBounds[4], perspect[4] = {{50, 10}, {180, 40}, {236, 176}, {10, 206}};
SkRect::Make(source.bounds()).toQuad(bitmapBounds);
matrix.setPolyToPoly(bitmapBounds, perspect, 4);
matrix.preRotate(45, source.width() / 2, source.height() / 2);
canvas->concat(matrix);
canvas->drawBitmap(source, 0, 0);
}
} // END FIDDLE