ptarray_transform()

int ptarray_transform	(	POINTARRAY *	geom,
		projPJ	inpj,
		projPJ	outpj
	)

Transform given POINTARRAY from inpj projection to outpj projection.

Definition at line 53 of file liblwgeom/lwgeom_transform.c.

References getPoint4d_p(), LW_FAILURE, LW_SUCCESS, POINTARRAY::npoints, point4d_transform(), and ptarray_set_point4d().

Referenced by gml_reproject_pa(), and lwgeom_transform().

{
  int i;
        POINT4D p;

  for ( i = 0; i < pa->npoints; i++ )
  {
    getPoint4d_p(pa, i, &p);
    if ( ! point4d_transform(&p, inpj, outpj) ) return LW_FAILURE;
    ptarray_set_point4d(pa, i, &p);
  }

        return LW_SUCCESS;
}

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