/// <summary>
/// Gets the ray value.
/// </summary>
public Point3D GetRayValue(Point3D ptNear, Point3D ptFar, double zValue)
{
LinearTransform t = new LinearTransform();
t.Init(ptNear.Z, ptFar.Z, 0, 1);
double f = t.Transform(zValue);
t.Init(0, 1, ptNear.X, ptFar.X);
double x = t.Transform(f);
t.Init(0, 1, ptNear.Y, ptFar.Y);
double y = t.Transform(f);
return(new Point3D(x, y, zValue));
}
public Matrix3D GetMatrix(double t)
{
Matrix3D m = new Matrix3D();
m.M11 = t11.Transform(t);
m.M12 = t12.Transform(t);
m.M13 = t13.Transform(t);
m.M14 = t14.Transform(t);
m.M21 = t21.Transform(t);
m.M22 = t22.Transform(t);
m.M23 = t23.Transform(t);
m.M24 = t24.Transform(t);
m.M31 = t31.Transform(t);
m.M32 = t32.Transform(t);
m.M33 = t33.Transform(t);
m.M34 = t34.Transform(t);
m.M44 = t44.Transform(t);
m.OffsetX = ox.Transform(t);
m.OffsetY = oy.Transform(t);
m.OffsetZ = oz.Transform(t);
return(m);
}
public Point Transform(double x, double y)
{
return(new Point(Clamp(tx.Transform(x), 0, 1), Clamp(ty.Transform(y), 0, 1)));
}
public Point Transform(double x, double y)
{
return(new Point(MathUtils.Clamp(tx.Transform(x), 0, 1), MathUtils.Clamp(ty.Transform(y), 0, 1)));
}
/// <summary>
/// Gets the ray value.
/// </summary>
public Point3D GetRayValue(Point3D ptNear, Point3D ptFar, double zValue)
{
LinearTransform t = new LinearTransform();
t.Init(ptNear.Z, ptFar.Z, 0, 1);
double f = t.Transform(zValue);
t.Init(0, 1, ptNear.X, ptFar.X);
double x = t.Transform(f);
t.Init(0, 1, ptNear.Y, ptFar.Y);
double y = t.Transform(f);
return new Point3D(x, y, zValue);
}