# eqn2body_udp_2
# written by John Dannenhoffer

DESPMTR   rbegx     2.0       # x-radius at beginning
DESPMTR   rendx     1.0       # x-radius at end
DESPMTR   rbegy     1.0       # y-radius at beginning
DESPMTR   rendy     2.0       # y-radius at end
DESPMTR   height    3.0       # height of frustrum
CFGPMTR   npnt      33        # number of pionts in each direction

# generate Body
UDPARG    eqn2body    urange   0;1
UDPARG    eqn2body    vrange   0;pi(2)
UDPARG    eqn2body    xeqn     $(rbegx'+(rendx-rbegx')*u')*cos(v')
UDPARG    eqn2body    yeqn     $(rbegy'+(rendy-rbegy')*u')*sin(v')
UDPARG    eqn2body    zeqn     $height*u
UDPRIM    eqn2body    npnt     npnt

END