//
// Summary:
// Constructs a new non-uniform scaling transformation with a specified scaling
// anchor point.
//
// Parameters:
// plane:
// Defines the center and orientation of the scaling operation.
//
// xScaleFactor:
// Scaling factor along the anchor plane X-Axis direction.
//
// yScaleFactor:
// Scaling factor along the anchor plane Y-Axis direction.
//
// zScaleFactor:
// Scaling factor along the anchor plane Z-Axis direction.
//
// Returns:
// A transformation matrix which scales geometry non-uniformly.
public static Transform3D Scale(Plane3D plane, double xScaleFactor, double yScaleFactor, double zScaleFactor)
{
Transform3D Xform = Identity;
Xform.M00 = xScaleFactor;
Xform.M11 = yScaleFactor;
Xform.M22 = zScaleFactor;
return(Xform);
}
//
// Summary:
// Computes the angle on a plane between two vectors.
//
// Parameters:
// a:
// First vector.
//
// b:
// Second vector.
//
// plane:
// Two-dimensional plane on which to perform the angle measurement.
//
// Returns:
// On success, the angle (in radians) between a and b as projected onto the plane;
// UnsetValue on failure.
public static double VectorAngle(Vector3D a, Vector3D b, Plane3D plane)
{
return(VectorAngle(a, b, plane.Normal));
}
//
// Summary:
// Constructs a Shear transformation.
//
// Parameters:
// plane:
// Base plane for shear.
//
// x:
// Shearing vector along plane x-axis.
//
// y:
// Shearing vector along plane y-axis.
//
// z:
// Shearing vector along plane z-axis.
//
// Returns:
// A transformation matrix which shear geometry.
public static Transform3D Shear(Plane3D plane, Vector3D x, Vector3D y, Vector3D z)
{
return(Identity);
}
//
// Summary:
// Construct a projection onto a plane along a specific direction.
//
// Parameters:
// plane:
// Plane to project onto.
//
// direction:
// Projection direction, must not be parallel to the plane.
//
// Returns:
// Projection transformation or identity transformation if projection could not
// be calculated.
public static Transform3D ProjectAlong(Plane3D plane, Vector3D direction)
{
return(Identity);
}
//
public static Transform3D PlaneToPlane(Plane3D plane0, Plane3D plane1)
{
return(Identity);
}
//
// Summary:
// Constructs a projection transformation.
//
// Parameters:
// plane:
// Plane onto which everything will be perpendicularly projected.
//
// Returns:
// A transformation matrix which projects geometry onto a specified plane.
public static Transform3D PlanarProjection(Plane3D plane)
{
return(Identity);
}
//
// Summary:
// Constructs a new Mirror transformation.
//
// Parameters:
// mirrorPlane:
// Plane that defines the mirror orientation and position.
//
// Returns:
// A transformation matrix which mirrors geometry in a specified plane.
public static Transform3D Mirror(Plane3D mirrorPlane)
{
return(Identity);
}
//
// Summary:
// Computes a change of basis transformation. A basis change is essentially a remapping
// of geometry from one coordinate system to another.
//
// Parameters:
// plane0:
// Coordinate system in which the geometry is currently described.
//
// plane1:
// Target coordinate system in which we want the geometry to be described.
//
// Returns:
// A transformation matrix which orients geometry from one coordinate system to
// another on success. Transform3D.Unset on failure.
public static Transform3D ChangeBasis(Plane3D plane0, Plane3D plane1)
{
return(Identity);
}
