PostGIS  2.5.0beta2dev-r@@SVN_REVISION@@

◆ pointArray_toGML2()

static size_t pointArray_toGML2 ( POINTARRAY pa,
char *  buf,
int  precision 
)
static

Definition at line 662 of file lwout_gml.c.

References POINTARRAY::flags, FLAGS_GET_Z, getPoint2d_cp(), getPoint3dz_cp(), lwprint_double(), POINTARRAY::npoints, OUT_DOUBLE_BUFFER_SIZE, pixval::x, POINT2D::x, POINT3DZ::x, pixval::y, POINT2D::y, POINT3DZ::y, and POINT3DZ::z.

Referenced by asgml2_line_buf(), asgml2_point_buf(), asgml2_poly_buf(), and gbox_to_gml2().

663 {
664  uint32_t i;
665  char *ptr;
668  char z[OUT_DOUBLE_BUFFER_SIZE];
669 
670  ptr = output;
671 
672  if ( ! FLAGS_GET_Z(pa->flags) )
673  {
674  for (i=0; i<pa->npoints; i++)
675  {
676  const POINT2D *pt;
677  pt = getPoint2d_cp(pa, i);
678 
683 
684  if ( i ) ptr += sprintf(ptr, " ");
685  ptr += sprintf(ptr, "%s,%s", x, y);
686  }
687  }
688  else
689  {
690  for (i=0; i<pa->npoints; i++)
691  {
692  const POINT3DZ *pt;
693  pt = getPoint3dz_cp(pa, i);
700 
701  if ( i ) ptr += sprintf(ptr, " ");
702  ptr += sprintf(ptr, "%s,%s,%s", x, y, z);
703  }
704  }
705 
706  return ptr-output;
707 }
int lwprint_double(double d, int maxdd, char *buf, size_t bufsize)
Definition: lwprint.c:490
double z
Definition: liblwgeom.h:336
double y
Definition: liblwgeom.h:336
double x
Definition: liblwgeom.h:336
unsigned int uint32_t
Definition: uthash.h:78
double x
Definition: liblwgeom.h:330
const POINT3DZ * getPoint3dz_cp(const POINTARRAY *pa, uint32_t n)
Returns a POINT3DZ pointer into the POINTARRAY serialized_ptlist, suitable for reading from...
Definition: lwgeom_api.c:378
uint8_t flags
Definition: liblwgeom.h:371
uint8_t precision
Definition: cu_in_twkb.c:25
double y
Definition: liblwgeom.h:330
#define FLAGS_GET_Z(flags)
Macros for manipulating the &#39;flags&#39; byte.
Definition: liblwgeom.h:139
#define OUT_DOUBLE_BUFFER_SIZE
const POINT2D * getPoint2d_cp(const POINTARRAY *pa, uint32_t n)
Returns a POINT2D pointer into the POINTARRAY serialized_ptlist, suitable for reading from...
Definition: lwgeom_api.c:364
uint32_t npoints
Definition: liblwgeom.h:373
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