AM_GEO_CIRCLE_DIAMETER creates a circle by its diameter.
+-----------------------------<---------------------+ | | | | ---->(AM_GEO_CIRCLE_DIAMETER)--(:GO :OK)--+(*)---(:OWNER)---|AM_GEO_SET_DOMAIN|---(:GO :OK)---+----> | | | | +-----|pnt1|-----|pnt2|-----------------------------+ (*) necessary when the default owner is not set
Simply specify two points defining the circle's diameter.