PostGIS 3.0.6dev-r@@SVN_REVISION@@
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◆ gserialized2_from_lwpoint()

static size_t gserialized2_from_lwpoint ( const LWPOINT point,
uint8_t *  buf 
)
static

Definition at line 834 of file gserialized2.c.

835{
836 uint8_t *loc;
837 int ptsize = ptarray_point_size(point->point);
838 int type = POINTTYPE;
839
840 assert(point);
841 assert(buf);
842
843 if (FLAGS_GET_ZM(point->flags) != FLAGS_GET_ZM(point->point->flags))
844 lwerror("Dimensions mismatch in lwpoint");
845
846 LWDEBUGF(2, "%s (%p, %p) called", __func__, point, buf);
847
848 loc = buf;
849
850 /* Write in the type. */
851 memcpy(loc, &type, sizeof(uint32_t));
852 loc += sizeof(uint32_t);
853 /* Write in the number of points (0 => empty). */
854 memcpy(loc, &(point->point->npoints), sizeof(uint32_t));
855 loc += sizeof(uint32_t);
856
857 /* Copy in the ordinates. */
858 if (point->point->npoints > 0)
859 {
860 memcpy(loc, getPoint_internal(point->point, 0), ptsize);
861 loc += ptsize;
862 }
863
864 return (size_t)(loc - buf);
865}
#define POINTTYPE
LWTYPE numbers, used internally by PostGIS.
Definition liblwgeom.h:116
#define FLAGS_GET_ZM(flags)
Definition liblwgeom.h:194
#define LWDEBUGF(level, msg,...)
Definition lwgeom_log.h:88
void lwerror(const char *fmt,...)
Write a notice out to the error handler.
Definition lwutil.c:190
static uint8_t * getPoint_internal(const POINTARRAY *pa, uint32_t n)
Definition lwinline.h:67
static size_t ptarray_point_size(const POINTARRAY *pa)
Definition lwinline.h:48
POINTARRAY * point
Definition liblwgeom.h:457
lwflags_t flags
Definition liblwgeom.h:459
lwflags_t flags
Definition liblwgeom.h:417
uint32_t npoints
Definition liblwgeom.h:413

References POINTARRAY::flags, LWPOINT::flags, FLAGS_GET_ZM, getPoint_internal(), LWDEBUGF, lwerror(), POINTARRAY::npoints, LWPOINT::point, POINTTYPE, and ptarray_point_size().

Referenced by gserialized2_from_lwgeom_any().

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