// Update is called once per frame
void Update()
{
DestroySpriteIfNeeded();
var lineSegment = VectorUtils.MakeLine(from, to);
var lineSegmentPath = VectorUtils.BezierSegmentToPath(lineSegment);
var path = new Shape()
{
Contours = new BezierContour[] { new BezierContour()
{
Segments = lineSegmentPath
} },
PathProps = new PathProperties()
{
Stroke = new Stroke()
{
Color = pathColor, HalfThickness = pathHalfThickness
}
}
};
var options = MakeLineOptions(stepDistance);
var geo = BuildGeometry(path, options);
var sprite = VectorUtils.BuildSprite(
geo, 1.0f,
VectorUtils.Alignment.Center,
Vector2.zero, 128);
spriteRenderer.sprite = sprite;
}
public void BezierSegmentToPath_ReturnsBezierPathSegments()
{
var points = new Vector2[4];
for (int i = 0; i < points.Length; ++i)
{
points[i] = Vector2.one * i;
}
var seg = new BezierSegment()
{
P0 = points[0], P1 = points[1], P2 = points[2], P3 = points[3]
};
var pathSeg = VectorUtils.BezierSegmentToPath(seg);
Assert.AreEqual(2, pathSeg.Length);
Assert.AreEqual(points[0], pathSeg[0].P0);
Assert.AreEqual(points[1], pathSeg[0].P1);
Assert.AreEqual(points[2], pathSeg[0].P2);
Assert.AreEqual(points[3], pathSeg[1].P0);
}