xref: /aosp_15_r20/external/skia/docs/examples/Canvas_quickReject_2.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
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.
3 #include "tools/fiddle/examples.h"
4 REG_FIDDLE(Canvas_quickReject_2, 256, 256, true, 0) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6     SkPoint testPoints[] = {{30,  30}, {120,  30}, {120, 129} };
7     SkPoint clipPoints[] = {{30, 130}, {120, 130}, {120, 230} };
8     SkPath testPath, clipPath;
9     testPath.addPoly(testPoints, std::size(testPoints), true);
10     clipPath.addPoly(clipPoints, std::size(clipPoints), true);
11     canvas->save();
12     canvas->clipPath(clipPath);
13     SkDebugf("quickReject %s\n", canvas->quickReject(testPath) ? "true" : "false");
14     canvas->restore();
15     canvas->rotate(10);
16     canvas->clipPath(clipPath);
17     SkDebugf("quickReject %s\n", canvas->quickReject(testPath) ? "true" : "false");
18 }
19 }  // END FIDDLE
20