docs: public static Point2D_F64 constraintHomography( DMatrixRMaj H , Point2D_F64 p1 , Point2D_F64 outputP2 ) {
  		if( outputP2 == null )
  			outputP2 = new Point2D_F64();
  
  		GeometryMath_F64.mult(H,p1,outputP2);
  
  		return outputP2;
  	}