public int CompareTo(object c)
{
ISectData c1 = this;
ISectData c2 = (ISectData)c;
double d1 = (c1.origin.X - c1.intersect.X) * (c1.origin.X - c1.intersect.X) +
(c1.origin.Y - c1.intersect.Y) * (c1.origin.Y - c1.intersect.Y) +
(c1.origin.Z - c1.intersect.Z) * (c1.origin.Z - c1.intersect.Z);
double d2 = (c2.origin.X - c2.intersect.X) * (c2.origin.X - c2.intersect.X) +
(c2.origin.Y - c2.intersect.Y) * (c2.origin.Y - c2.intersect.Y) +
(c2.origin.Z - c2.intersect.Z) * (c2.origin.Z - c2.intersect.Z);
if (d1 > d2)
{
return(1);
}
if (d1 < d2)
{
return(-1);
}
else
{
return(0);
}
}
internal static ISectData ISectGroundPlane(Vector3Class direction, Vector3Class origin)
{
ISectData isect = null;
TriangleIntersection[] intersect = null;
// var groundPanel = CreateGroundPlane();
if (IntersectTriangle(origin, direction, ObjectView.GroundPaneInflated, typeDirection.OneWay, false, new Vector3Class(), out intersect))
{
if (intersect != null && intersect.Length > 0)
{
isect = new ISectData(null, null, intersect[0].IntersectionPoint, origin, direction);
}
}
return(isect);
}