PostGIS 3.0.6dev-r@@SVN_REVISION@@
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◆ lwcurvepoly_from_wkb_state()

static LWCURVEPOLY * lwcurvepoly_from_wkb_state ( wkb_parse_state s)
static

CURVEPOLYTYPE.

Definition at line 647 of file lwin_wkb.c.

648{
649 uint32_t ngeoms = integer_from_wkb_state(s);
650 if (s->error)
651 return NULL;
652 LWCURVEPOLY *cp = lwcurvepoly_construct_empty(s->srid, s->has_z, s->has_m);
653 LWGEOM *geom = NULL;
654 uint32_t i;
655
656 /* Empty collection? */
657 if ( ngeoms == 0 )
658 return cp;
659
660 for ( i = 0; i < ngeoms; i++ )
661 {
662 geom = lwgeom_from_wkb_state(s);
663 if ( lwcurvepoly_add_ring(cp, geom) == LW_FAILURE )
664 {
665 lwgeom_free(geom);
666 lwgeom_free((LWGEOM *)cp);
667 lwerror("Unable to add geometry (%p) to curvepoly (%p)", geom, cp);
668 return NULL;
669 }
670 }
671
672 return cp;
673}
char * s
Definition cu_in_wkt.c:23
#define LW_FAILURE
Definition liblwgeom.h:110
void lwgeom_free(LWGEOM *geom)
Definition lwgeom.c:1138
LWCURVEPOLY * lwcurvepoly_construct_empty(int32_t srid, char hasz, char hasm)
Definition lwcurvepoly.c:35
int lwcurvepoly_add_ring(LWCURVEPOLY *poly, LWGEOM *ring)
Add a ring, allocating extra space if necessary.
Definition lwcurvepoly.c:71
void lwerror(const char *fmt,...)
Write a notice out to the error handler.
Definition lwutil.c:190
static uint32_t integer_from_wkb_state(wkb_parse_state *s)
Int32 Read 4-byte integer and advance the parse state forward.
Definition lwin_wkb.c:278
LWGEOM * lwgeom_from_wkb_state(wkb_parse_state *s)
Internal function declarations.
Definition lwin_wkb.c:734

References integer_from_wkb_state(), LW_FAILURE, lwcurvepoly_add_ring(), lwcurvepoly_construct_empty(), lwerror(), lwgeom_free(), lwgeom_from_wkb_state(), and s.

Referenced by lwgeom_from_wkb_state().

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