function ContactManifold () {

	    // The first rigid body.
	    this.body1 = null;
	    // The second rigid body.
	    this.body2 = null;
	    // The number of manifold points.
	    this.numPoints = 0;
	    // The manifold points.
	    this.points = [
	        new ManifoldPoint(),
	        new ManifoldPoint(),
	        new ManifoldPoint(),
	        new ManifoldPoint()
	    ];

	}
A contact manifold between two shapes.
@author saharan
@author lo-th