public static void Main()
{
// Examples of basic operations with GeometRi
// Global coordinate system is created automatically and can be accessed as "Coord3d.GlobalCS"
Console.WriteLine("Number of defined coordinate systems: {0}", Coord3d.Counts);
Console.WriteLine();
Console.WriteLine("Default coordinate system: ");
Console.WriteLine(Coord3d.GlobalCS.ToString());
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("!!! Find intersection of plane with line !!!");
// Define point and vector in global CS
Point3d p1 = new Point3d(1, -5, -1);
Vector3d v1 = new Vector3d(-2, 3, 4);
// Define line using point and vector
Line3d l1 = new Line3d(p1, v1);
// Define plane using general equation in 3D space in the form "A*x+B*y+C*z+D=0"
Plane3d s1 = new Plane3d(-2, 2, 3, -29);
// Find the intersection of line with plane.
// The results could be point, line or nothing, therefore get result as general object
// and determine it's type.
object obj = l1.IntersectionWith(s1);
if (obj != null)
{
if (obj.GetType() == typeof(Line3d))
{
Console.WriteLine("Intersection is line");
Line3d l2 = (Line3d)obj;
Console.WriteLine(l2.ToString());
}
else if (obj.GetType() == typeof(Point3d))
{
Console.WriteLine("Intersection is point");
Point3d p2 = (Point3d)obj;
Console.WriteLine(p2.ToString());
}
}
// Short variant
// Will cause "InvalidCastException" if the intersection is not a point
Point3d p3 = (Point3d)l1.IntersectionWith(s1);
Console.WriteLine(p3.ToString());
Line3d ll1 = new Line3d(new Point3d(2, 2, 2), new Vector3d(1, 1, 1));
Line3d ll2 = new Line3d(new Point3d(201, 200, 200), new Vector3d(-10, -10, -10));
GeometRi3D.Tolerance = 0.01;
GeometRi3D.UseAbsoluteTolerance = false;
if (ll1.Equals(ll2))
{
}
;
Console.ReadLine();
}
