cbuffer_trav_area cbufferarr_circles circle_type ensure_circle_type geoarr_remove_duplicates geoarr_sort geoarr_sort_cmp geocircle_make lwcircle_make lwcircstring_from_lwpointarray tcbuffer_trav_area tcbufferinst_trav_area tcbuffersegm_trav_area tcbufferseq_discstep_trav_area tcbufferseq_linear_trav_area tcbufferseq_trav_area tcbufferseqset_linear_trav_area tcbufferseqset_step_trav_area tcbufferseqset_trav_area trapezoid_make

lwcircstring_from_lwpointarray() LWCIRCSTRING * lwcircstring_from_lwpointarray ( int32_t  srid, uint32_t  npoints, LWPOINT **  points  )