public override Value Invoke( List Arguments )
{
var list = Arguments.GetValues();
if ( list[ 0 ] is Boolean )
{
var temp = new List<float>();
for ( int i = 1 ; i < list.Count ; ++i )
{
if ( list[ i ] is Number ) temp.Add( (float)( (Number)list[ i ] ).Val );
}
Polygon = new Polygon( ( (Boolean)list[ 0 ] ).Val, temp.ToArray() );
} else throw new Exception( "First argument of the polygon constructor must be a boolean" );
return this;
}
private bool PolygonContainsPoint(Polygon poly, Point point)
{
int count = 0;
for (int i = 0; i < poly.Points.Count; ++i)
{
var first = poly.Points[i];
var second = poly.Points[(i + 1) % poly.Points.Count];
if (LineToRight(first, second, point)) count++;
}
return (count % 2) == 1;
}
