public static IEnumerable <Point2D> PlotLOS(IPoint2D p, Direction d, Angle yaw, double distance)
{
var a = FromDirection(d);
var p2 = GetPoint2D(p.X, p.Y, a - yaw, distance);
var p3 = GetPoint2D(p.X, p.Y, a + yaw, distance);
return(Triangle2D.Plot(p, p2, p3));
}
public static IEnumerable <Point2D> Intersect(Triangle2D t, Rectangle2D r)
{
return(Line2D.Intersect(
new[] { t._AB, t._BC, t._CA },
new[]
{
new Line2D(r.X, r.Y, r.X + r.Width, r.Y), new Line2D(r.X + r.Width, r.Y, r.X + r.Width, r.Y + r.Height),
new Line2D(r.X, r.Y, r.X, r.Y + r.Height), new Line2D(r.X, r.Y + r.Height, r.X + r.Width, r.Y + r.Height)
}));
}
public static IEnumerable<Point2D> Intersect(Triangle2D t, Rectangle2D r)
{
return Line2D.Intersect(
new[] {t._AB, t._BC, t._CA},
new[]
{
new Line2D(r.X, r.Y, r.X + r.Width, r.Y), new Line2D(r.X + r.Width, r.Y, r.X + r.Width, r.Y + r.Height),
new Line2D(r.X, r.Y, r.X, r.Y + r.Height), new Line2D(r.X, r.Y + r.Height, r.X + r.Width, r.Y + r.Height)
});
}
public static bool TryParse(string value, out Triangle2D t)
{
try
{
t = Parse(value);
return(true);
}
catch
{
t = Empty;
return(false);
}
}
public static bool TryParse(string value, out Triangle2D t)
{
try
{
t = Parse(value);
return true;
}
catch
{
t = Empty;
return false;
}
}
public static bool Intersects(Triangle2D t, Rectangle2D r)
{
return(Intersect(t, r).Any());
}
public static bool Intersects(Triangle2D t1, Triangle2D t2)
{
return(Intersect(t1, t2).Any());
}
public static IEnumerable <Point2D> Intersect(Triangle2D t1, Triangle2D t2)
{
return(Line2D.Intersect(new[] { t1._AB, t1._BC, t1._CA }, new[] { t2._AB, t2._BC, t2._CA }));
}
public bool Intersects(Triangle2D t)
{
return(Intersects(this, t));
}
public IEnumerable <Point2D> Intersect(Triangle2D t)
{
return(Intersect(this, t));
}
public static bool Intersects(Triangle2D t, Rectangle2D r)
{
return Intersect(t, r).Any();
}
public static bool Intersects(Triangle2D t1, Triangle2D t2)
{
return Intersect(t1, t2).Any();
}
public static IEnumerable<Point2D> Intersect(Triangle2D t1, Triangle2D t2)
{
return Line2D.Intersect(new[] {t1._AB, t1._BC, t1._CA}, new[] {t2._AB, t2._BC, t2._CA});
}
public bool Intersects(Triangle2D t)
{
return Intersects(this, t);
}
public IEnumerable<Point2D> Intersect(Triangle2D t)
{
return Intersect(this, t);
}