public static bool Is2DPointOnBorder(Vector2 point, Vector2 quadCenter, float quadWidth, float quadHeight, Vector2 quadRight,
Vector2 quadUp, QuadEpsilon epsilon = new QuadEpsilon())
{
var segmentEps = new SegmentEpsilon();
segmentEps.PtOnSegmentEps = epsilon.WireEps;
var corners = Calc2DQuadCornerPoints(quadCenter, new Vector2(quadWidth, quadHeight), quadRight, quadUp);
for (int ptIndex = 0; ptIndex < corners.Count; ++ptIndex)
{
Vector2 startPt = corners[ptIndex];
Vector2 endPt = corners[(ptIndex + 1) % corners.Count];
if (SegmentMath.Is2DPointOnSegment(point, startPt, endPt, segmentEps))
{
return(true);
}
}
return(false);
}
public static bool Raycast(Ray ray, out float t, Vector3 startPoint, Vector3 endPoint, SegmentEpsilon epsilon = new SegmentEpsilon())
{
if (CylinderMath.Raycast(ray, out t, startPoint, endPoint, epsilon.RaycastEps))
{
return(true);
}
if (SphereMath.Raycast(ray, out t, startPoint, epsilon.RaycastEps))
{
return(true);
}
return(SphereMath.Raycast(ray, out t, endPoint, epsilon.RaycastEps));
}
public static bool Is2DPointOnSegment(Vector2 point, Vector2 startPoint, Vector2 endPoint, SegmentEpsilon epsilon = new SegmentEpsilon())
{
float pointDistToSegment = point.GetDistanceToSegment(startPoint, endPoint);
return(pointDistToSegment <= epsilon.PtOnSegmentEps);
}