gml_reproject_pa()

static POINTARRAY* gml_reproject_pa ( POINTARRAY *  pa, int  srid_in, int  srid_out  )

static

Use Proj4 to reproject a given POINTARRAY.

Definition at line 303 of file lwgeom_in_gml.c.

{
        projPJ in_pj, out_pj;
        char *text_in, *text_out;
 
        if (srid_in == SRID_UNKNOWN) return pa; /* nothing to do */
        if (srid_out == SRID_UNKNOWN) gml_lwpgerror("invalid GML representation", 3);
 
        text_in = GetProj4StringSPI(srid_in);
        text_out = GetProj4StringSPI(srid_out);
 
        in_pj = lwproj_from_string(text_in);
        out_pj = lwproj_from_string(text_out);
 
        lwfree(text_in);
        lwfree(text_out);
 
        if ( ptarray_transform(pa, in_pj, out_pj) == LW_FAILURE )
        {
                elog(ERROR, "gml_reproject_pa: reprojection failed");
        }
 
        pj_free(in_pj);
        pj_free(out_pj);
 
        return pa;
}

References gml_lwpgerror(), LW_FAILURE, lwfree(), lwproj_from_string(), ptarray_transform(), and SRID_UNKNOWN.

Referenced by parse_gml_curve(), parse_gml_data(), parse_gml_line(), parse_gml_linearring(), parse_gml_patch(), parse_gml_point(), parse_gml_polygon(), and parse_gml_triangle().

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