/// <summary>
/// Arc-Line Interception
/// </summary>
/// <param name="uLine">Line to check</param>
/// <param name="tolerance"></param>
/// <returns>Returns the interception Point(s) if the Objects collide</returns>
private List <Vector2> InterceptLine(LineSegment2 uLine, double tolerance = GeometrySettings.DEFAULT_TOLERANCE)
{
var intersections = new List <Vector2>();
// Stretch the line on both ends by tolerance
// TODO Is this still necessary??
var strechtedLine = (uLine.Clone() as LineSegment2);
strechtedLine.Stretch(tolerance, Direction.LEFT);
strechtedLine.Stretch(tolerance, Direction.RIGHT);
uLine = strechtedLine;
// Intersect with a circle and test inter points if they lie on our arc
var circle = new Circle2(this.MiddlePoint, this.Radius);
foreach (var possiblePnt in circle.Intersect(uLine, tolerance))
{
if (this.Contains(possiblePnt, tolerance))
{
intersections.Add(possiblePnt);
}
}
return(intersections);
}
/// <summary>
/// Arc-Line Interception
/// </summary>
/// <param name="uLine">Line to check</param>
/// <param name="tolerance"></param>
/// <returns>Returns the interception Point(s) if the Objects collide</returns>
private List<Vector2> InterceptLine(LineSegment2 uLine, double tolerance = GeometrySettings.DEFAULT_TOLERANCE)
{
var intersections = new List<Vector2>();
// Stretch the line on both ends by tolerance
// TODO Is this still necessary??
var strechtedLine = (uLine.Clone() as LineSegment2);
strechtedLine.Stretch(tolerance, Direction.LEFT);
strechtedLine.Stretch(tolerance, Direction.RIGHT);
uLine = strechtedLine;
// Intersect with a circle and test inter points if they lie on our arc
var circle = new Circle2(this.MiddlePoint, this.Radius);
foreach (var possiblePnt in circle.Intersect(uLine, tolerance))
{
if (this.Contains(possiblePnt, tolerance))
{
intersections.Add(possiblePnt);
}
}
return intersections;
}
