public PointF?Intersect(LineSegment other)
{
var p = line.Intersect(other.line);
if (p == null)
{
return(null);
}
if (bindingRectangle.Contains(p.Value) &&
other.bindingRectangle.Contains(p.Value))
{
return(p);
}
return(null);
}
public PointF?Intersect(LineEquation other)
{
if (isVertical && other.isVertical)
{
return(null);
}
if (a == other.a)
{
return(null);
}
if (isVertical)
{
return(other.Intersect(xConstForVertical));
}
if (other.isVertical)
{
return(Intersect(other.xConstForVertical));
}
// both have slopes and are not parallel
var x = (b - other.b) / (other.a - a);
return(Intersect(x));
}
public (bool Intersects, Vector Location) FindIntersect(LineEquation l)
{
var intersect = Line.Intersect(l);
return(PointWithinBox(intersect), intersect);
}