PostGIS 3.0.6dev-r@@SVN_REVISION@@
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◆ lwgeom_from_gserialized1_buffer()

LWGEOM * lwgeom_from_gserialized1_buffer ( uint8_t *  data_ptr,
lwflags_t  lwflags,
size_t *  size 
)
static

Definition at line 1403 of file gserialized1.c.

1404{
1405 uint32_t type;
1406
1407 assert(data_ptr);
1408
1409 type = gserialized1_get_uint32_t(data_ptr);
1410
1411 LWDEBUGF(2, "Got type %d (%s), hasz=%d hasm=%d geodetic=%d hasbox=%d", type, lwtype_name(type),
1413
1414 switch (type)
1415 {
1416 case POINTTYPE:
1417 return (LWGEOM *)lwpoint_from_gserialized1_buffer(data_ptr, lwflags, g_size);
1418 case LINETYPE:
1419 return (LWGEOM *)lwline_from_gserialized1_buffer(data_ptr, lwflags, g_size);
1420 case CIRCSTRINGTYPE:
1421 return (LWGEOM *)lwcircstring_from_gserialized1_buffer(data_ptr, lwflags, g_size);
1422 case POLYGONTYPE:
1423 return (LWGEOM *)lwpoly_from_gserialized1_buffer(data_ptr, lwflags, g_size);
1424 case TRIANGLETYPE:
1425 return (LWGEOM *)lwtriangle_from_gserialized1_buffer(data_ptr, lwflags, g_size);
1426 case MULTIPOINTTYPE:
1427 case MULTILINETYPE:
1428 case MULTIPOLYGONTYPE:
1429 case COMPOUNDTYPE:
1430 case CURVEPOLYTYPE:
1431 case MULTICURVETYPE:
1432 case MULTISURFACETYPE:
1434 case TINTYPE:
1435 case COLLECTIONTYPE:
1436 return (LWGEOM *)lwcollection_from_gserialized1_buffer(data_ptr, lwflags, g_size);
1437 default:
1438 lwerror("Unknown geometry type: %d - %s", type, lwtype_name(type));
1439 return NULL;
1440 }
1441}
static LWPOINT * lwpoint_from_gserialized1_buffer(uint8_t *data_ptr, lwflags_t lwflags, size_t *size)
static LWPOLY * lwpoly_from_gserialized1_buffer(uint8_t *data_ptr, lwflags_t lwflags, size_t *size)
static LWLINE * lwline_from_gserialized1_buffer(uint8_t *data_ptr, lwflags_t lwflags, size_t *size)
static LWCIRCSTRING * lwcircstring_from_gserialized1_buffer(uint8_t *data_ptr, lwflags_t lwflags, size_t *size)
static uint32_t gserialized1_get_uint32_t(const uint8_t *loc)
static LWCOLLECTION * lwcollection_from_gserialized1_buffer(uint8_t *data_ptr, lwflags_t lwflags, size_t *size)
static LWTRIANGLE * lwtriangle_from_gserialized1_buffer(uint8_t *data_ptr, lwflags_t lwflags, size_t *size)
const char * lwtype_name(uint8_t type)
Return the type name string associated with a type number (e.g.
Definition lwutil.c:216
#define COLLECTIONTYPE
Definition liblwgeom.h:122
#define COMPOUNDTYPE
Definition liblwgeom.h:124
#define CURVEPOLYTYPE
Definition liblwgeom.h:125
#define MULTILINETYPE
Definition liblwgeom.h:120
#define MULTISURFACETYPE
Definition liblwgeom.h:127
#define LINETYPE
Definition liblwgeom.h:117
#define FLAGS_GET_BBOX(flags)
Definition liblwgeom.h:181
#define MULTIPOINTTYPE
Definition liblwgeom.h:119
#define POINTTYPE
LWTYPE numbers, used internally by PostGIS.
Definition liblwgeom.h:116
#define FLAGS_GET_Z(flags)
Definition liblwgeom.h:179
#define TINTYPE
Definition liblwgeom.h:130
#define MULTIPOLYGONTYPE
Definition liblwgeom.h:121
#define POLYGONTYPE
Definition liblwgeom.h:118
#define POLYHEDRALSURFACETYPE
Definition liblwgeom.h:128
#define CIRCSTRINGTYPE
Definition liblwgeom.h:123
#define FLAGS_GET_M(flags)
Definition liblwgeom.h:180
#define MULTICURVETYPE
Definition liblwgeom.h:126
#define TRIANGLETYPE
Definition liblwgeom.h:129
lwflags_t lwflags(int hasz, int hasm, int geodetic)
Construct a new flags bitmask.
Definition lwutil.c:471
#define FLAGS_GET_GEODETIC(flags)
Definition liblwgeom.h:182
#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

References CIRCSTRINGTYPE, COLLECTIONTYPE, COMPOUNDTYPE, CURVEPOLYTYPE, FLAGS_GET_BBOX, FLAGS_GET_GEODETIC, FLAGS_GET_M, FLAGS_GET_Z, gserialized1_get_uint32_t(), LINETYPE, lwcircstring_from_gserialized1_buffer(), lwcollection_from_gserialized1_buffer(), LWDEBUGF, lwerror(), lwflags(), lwline_from_gserialized1_buffer(), lwpoint_from_gserialized1_buffer(), lwpoly_from_gserialized1_buffer(), lwtriangle_from_gserialized1_buffer(), lwtype_name(), MULTICURVETYPE, MULTILINETYPE, MULTIPOINTTYPE, MULTIPOLYGONTYPE, MULTISURFACETYPE, POINTTYPE, POLYGONTYPE, POLYHEDRALSURFACETYPE, TINTYPE, and TRIANGLETYPE.

Referenced by lwcollection_from_gserialized1_buffer(), and lwgeom_from_gserialized1().

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