moz-skia/tests/PaintTest.cpp

48 строки
1.5 KiB
C++

#include "Test.h"
#include "SkPath.h"
#include "SkPaint.h"
// found and fixed for webkit: mishandling when we hit recursion limit on
// mostly degenerate cubic flatness test
static void regression_cubic(skiatest::Reporter* reporter) {
SkPath path, stroke;
SkPaint paint;
path.moveTo(SkFloatToFixed(460.2881309415525f),
SkFloatToFixed(303.250847066498));
path.cubicTo(SkFloatToFixed(463.36378422175284),
SkFloatToFixed(302.1169735073363),
SkFloatToFixed(456.32239330810046),
SkFloatToFixed(304.720354932878),
SkFloatToFixed(453.15255460013304),
SkFloatToFixed(305.788586869862));
SkRect fillR, strokeR;
fillR = path.getBounds();
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(SkIntToScalar(2));
paint.getFillPath(path, &stroke);
strokeR = stroke.getBounds();
SkRect maxR = fillR;
SkScalar miter = SkMaxScalar(SK_Scalar1, paint.getStrokeMiter());
SkScalar inset = paint.getStrokeJoin() == SkPaint::kMiter_Join ?
SkScalarMul(paint.getStrokeWidth(), miter) :
paint.getStrokeWidth();
maxR.inset(-inset, -inset);
// test that our stroke didn't explode
REPORTER_ASSERT(reporter, maxR.contains(strokeR));
}
static void TestPaint(skiatest::Reporter* reporter) {
// TODO add general paint tests
// regression tests
regression_cubic(reporter);
}
#include "TestClassDef.h"
DEFINE_TESTCLASS("Paint", TestPaintClass, TestPaint)