code: function(points) {
  		var l = points.length;
          for (var i=0;i<l;i++) {
  			var v = points[i];
              this.selection.push( this.mesh.getClosestVertexToPoint(v) );
          }
          return this;
      }
docs: Selects vertices identical or closest to the ones given in the list of
  points.
  @param points
  @return itself