skia2/fuzz/FuzzPathMeasure.cpp
Brian Osman 788b91678f Remove SkTMin and SkTMax
Use std::min and std::max everywhere.

SkTPin still exists. We can't use std::clamp yet, and even when
we can, it has undefined behavior with NaN. SkTPin is written
to ensure that we return a value in the [lo, hi] range.

Change-Id: I506852a36e024ae405358d5078a872e2c77fa71e
Docs-Preview: https://skia.org/?cl=269357
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/269357
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
2020-02-07 18:40:09 +00:00

36 lines
1.1 KiB
C++

/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "fuzz/Fuzz.h"
#include "fuzz/FuzzCommon.h"
#include "include/core/SkPathMeasure.h"
void inline ignoreResult(bool ) {}
DEF_FUZZ(PathMeasure, fuzz) {
uint8_t bits;
fuzz->next(&bits);
SkScalar distance[6];
for (auto index = 0; index < 6; ++index) {
fuzz->next(&distance[index]);
}
SkPath path;
FuzzEvilPath(fuzz, &path, SkPath::Verb::kDone_Verb);
SkRect bounds = path.getBounds();
SkScalar maxDim = std::max(bounds.width(), bounds.height());
SkScalar resScale = maxDim / 1000;
SkPathMeasure measure(path, bits & 1, resScale);
SkPoint position;
SkVector tangent;
ignoreResult(measure.getPosTan(distance[0], &position, &tangent));
SkPath dst;
ignoreResult(measure.getSegment(distance[1], distance[2], &dst, (bits >> 1) & 1));
ignoreResult(measure.nextContour());
ignoreResult(measure.getPosTan(distance[3], &position, &tangent));
ignoreResult(measure.getSegment(distance[4], distance[5], &dst, (bits >> 2) & 1));
}