AM_GEO_C_CIRCLE_DIAMETER creates a construction circle by its diameter.
+-------------------------<-------------------------+ | | | | ---->(AM_GEO_C_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 construction circle's diameter.