skia2/docs/examples/Path_IsQuadDegenerate.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

24 lines
1.0 KiB
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=a2b255a7dac1926cc3a247d318d63c62
REG_FIDDLE(Path_IsQuadDegenerate, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
auto debugster = [](const SkPath& path, bool exact) -> void {
SkDebugf("quad (%1.8g,%1.8g), (%1.8g,%1.8g), (%1.8g,%1.8g) is %s" "degenerate, %s\n",
path.getPoint(0).fX, path.getPoint(0).fY, path.getPoint(1).fX,
path.getPoint(1).fY, path.getPoint(2).fX, path.getPoint(2).fY,
SkPath::IsQuadDegenerate(path.getPoint(0), path.getPoint(1), path.getPoint(2), exact) ?
"" : "not ", exact ? "exactly" : "nearly");
};
SkPath path, offset;
path.moveTo({100, 100});
path.quadTo({100.00001f, 100.00001f}, {100.00002f, 100.00002f});
offset.addPath(path, 1000, 1000);
for (bool exact : { false, true } ) {
debugster(path, exact);
debugster(offset, exact);
}
}
} // END FIDDLE