void function ( ) { StdDraw . setPenColor ( color ) ; StdDraw . filledCircle ( rx , ry , radius ) ; }
draws this particle to standard draw . concode_field_sep double vx concode_elem_sep double vy concode_elem_sep Color color concode_elem_sep double INFINITY concode_elem_sep double rx concode_elem_sep double ry concode_elem_sep double mass concode_elem_sep int count concode_elem_sep double radius concode_field_sep double kineticEnergy concode_elem_sep void move concode_elem_sep void bounceOff concode_elem_sep void bounceOffVerticalWall concode_elem_sep int count concode_elem_sep void bounceOffHorizontalWall concode_elem_sep double timeToHit concode_elem_sep double timeToHitVerticalWall concode_elem_sep double timeToHitHorizontalWall