tests if the two vectors are orthogonal concode_field_sep double x concode_elem_sep double y concode_field_sep Vector2D minus concode_elem_sep Vector2D rotate concode_elem_sep double dot concode_elem_sep double dot concode_elem_sep double cross concode_elem_sep double cross concode_elem_sep Vector2D opposite concode_elem_sep Vector2D plus concode_elem_sep boolean almostEquals concode_elem_sep double norm concode_elem_sep double getX concode_elem_sep Vector2D times concode_elem_sep Vector2D transform concode_elem_sep double getY concode_elem_sep Vector2D normalize concode_elem_sep boolean equals concode_elem_sep double x concode_elem_sep Vector2D clone concode_elem_sep Vector2D create concode_elem_sep Vector2D create concode_elem_sep double y concode_elem_sep double angle concode_elem_sep String toString concode_elem_sep Vector2D createPolar concode_elem_sep boolean isColinear concode_elem_sep boolean isColinear
boolean function ( Vector2D arg0 , Vector2D arg1 ) { arg0 = arg0 . normalize ( ) ; arg1 = arg1 . normalize ( ) ; return abs ( arg0 . x * arg1 . x + arg0 . y * arg1 . y ) < Shape2D . ACCURACY ; }