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/**********************************************************************
* $Id: cu_out_x3d.c 9324 2012-02-27 22:08:12Z pramsey $
*
* PostGIS - Spatial Types for PostgreSQL
* http://www.postgis.org
* Copyright 2011 Regina Obe
*
* This is free software; you can redistribute and/or modify it under
* the terms of the GNU General Public Licence. See the COPYING file.
*
**********************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "CUnit/Basic.h"
#include "liblwgeom_internal.h"
#include "cu_tester.h"
static void do_x3d3_test(char * in, char * out, char * srs, int precision)
{
LWGEOM *g;
char * h;
g = lwgeom_from_wkt(in, LW_PARSER_CHECK_NONE);
h = lwgeom_to_x3d3(g, srs, precision, 0, "");
if (strcmp(h, out))
fprintf(stderr, "\nIn: %s\nOut: %s\nTheo: %s\n", in, h, out);
CU_ASSERT_STRING_EQUAL(h, out);
lwgeom_free(g);
lwfree(h);
}
static void do_x3d3_unsupported(char * in, char * out)
{
LWGEOM *g;
char *h;
g = lwgeom_from_wkt(in, LW_PARSER_CHECK_NONE);
h = lwgeom_to_x3d3(g, NULL, 0, 0, "");
if (strcmp(cu_error_msg, out))
fprintf(stderr, "\nIn: %s\nOut: %s\nTheo: %s\n",
in, cu_error_msg, out);
CU_ASSERT_STRING_EQUAL(out, cu_error_msg);
cu_error_msg_reset();
lwfree(h);
lwgeom_free(g);
}
static void out_x3d3_test_precision(void)
{
/* 0 precision, i.e a round */
do_x3d3_test(
"POINT(1.1111111111111 1.1111111111111 2.11111111111111)",
"1 1 2",
NULL, 0);
/* 3 digits precision */
do_x3d3_test(
"POINT(1.1111111111111 1.1111111111111 2.11111111111111)",
"1.111 1.111 2.111",
NULL, 3);
/* 9 digits precision */
do_x3d3_test(
"POINT(1.2345678901234 1.2345678901234 4.123456789001)",
"1.23456789 1.23456789 4.123456789",
NULL, 9);
/* huge data */
do_x3d3_test(
"POINT(1E300 -105E-153 4E300)'",
"1e+300 -0 4e+300",
NULL, 0);
}
static void out_x3d3_test_geoms(void)
{
/* Linestring */
do_x3d3_test(
"LINESTRING(0 1 5,2 3 6,4 5 7)",
"<LineSet vertexCount='3'><Coordinate point='0 1 5 2 3 6 4 5 7' /></LineSet>",
NULL, 0);
/* Polygon **/
do_x3d3_test(
"POLYGON((15 10 3,13.536 6.464 3,10 5 3,6.464 6.464 3,5 10 3,6.464 13.536 3,10 15 3,13.536 13.536 3,15 10 3))",
"<IndexedFaceSet coordIndex='0 1 2 3 4 5 6 7'><Coordinate point='15 10 3 13.536 6.464 3 10 5 3 6.464 6.464 3 5 10 3 6.464 13.536 3 10 15 3 13.536 13.536 3 ' /></IndexedFaceSet>",
NULL, 3);
/* TODO: Polygon - with internal ring - the answer is clearly wrong */
/** do_x3d3_test(
"POLYGON((0 1 3,2 3 3,4 5 3,0 1 3),(6 7 3,8 9 3,10 11 3,6 7 3))",
"",
NULL, 0); **/
/* 2D MultiPoint */
do_x3d3_test(
"MULTIPOINT(0 1,2 3,4 5)",
"<Polypoint2D point='0 1 2 3 4 5 ' />",
NULL, 0);
/* 3D MultiPoint */
do_x3d3_test(
"MULTIPOINT Z(0 1 1,2 3 4,4 5 5)",
"<PointSet ><Coordinate point='0 1 1 2 3 4 4 5 5 ' /></PointSet>",
NULL, 0);
/* 3D Multiline */
do_x3d3_test(
"MULTILINESTRING Z((0 1 1,2 3 4,4 5 5),(6 7 5,8 9 8,10 11 5))",
"<IndexedLineSet coordIndex='0 1 2 -1 3 4 5'><Coordinate point='0 1 1 2 3 4 4 5 5 6 7 5 8 9 8 10 11 5 ' /></IndexedLineSet>",
NULL, 0);
/* MultiPolygon */
do_x3d3_test(
"MULTIPOLYGON(((0 1 1,2 3 1,4 5 1,0 1 1)),((6 7 1,8 9 1,10 11 1,6 7 1)))",
"<IndexedFaceSet coordIndex='0 1 2 -1 3 4 5'><Coordinate point='0 1 1 2 3 1 4 5 1 6 7 1 8 9 1 10 11 1 ' /></IndexedFaceSet>",
NULL, 0);
/* PolyhedralSurface */
do_x3d3_test(
"POLYHEDRALSURFACE( ((0 0 0, 0 0 1, 0 1 1, 0 1 0, 0 0 0)), ((0 0 0, 0 1 0, 1 1 0, 1 0 0, 0 0 0)), ((0 0 0, 1 0 0, 1 0 1, 0 0 1, 0 0 0)), ((1 1 0, 1 1 1, 1 0 1, 1 0 0, 1 1 0)), ((0 1 0, 0 1 1, 1 1 1, 1 1 0, 0 1 0)), ((0 0 1, 1 0 1, 1 1 1, 0 1 1, 0 0 1)) )",
"<IndexedFaceSet coordIndex='0 1 2 3 -1 4 5 6 7 -1 8 9 10 11 -1 12 13 14 15 -1 16 17 18 19 -1 20 21 22 23'><Coordinate point='0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 0 1 0 0 1 0 1 0 0 1 1 1 0 1 1 1 1 0 1 1 0 0 0 1 0 0 1 1 1 1 1 1 1 0 0 0 1 1 0 1 1 1 1 0 1 1' /></IndexedFaceSet>",
NULL, 0);
/* TODO: returns garbage at moment correctly implement GeometryCollection -- */
/** do_x3d3_test(
"GEOMETRYCOLLECTION(POINT(0 1 3),LINESTRING(2 3 3,4 5 3))",
"",
NULL, 0); **/
/* TODO: Implement Empty GeometryCollection correctly or throw a not-implemented */
/** do_x3d3_test(
"GEOMETRYCOLLECTION EMPTY",
"",
NULL, 0); **/
/* CircularString */
do_x3d3_unsupported(
"CIRCULARSTRING(-2 0 1,0 2 1,2 0 1,0 2 1,2 4 1)",
"lwgeom_to_x3d3: 'CircularString' geometry type not supported");
/* CompoundCurve */
do_x3d3_unsupported(
"COMPOUNDCURVE(CIRCULARSTRING(0 0 1,1 1 1,1 0 1),(1 0 1,0 1 1))",
"lwgeom_to_x3d3: 'CompoundCurve' geometry type not supported");
}
/*
** Used by test harness to register the tests in this file.
*/
CU_TestInfo out_x3d_tests[] =
{
PG_TEST(out_x3d3_test_precision),
PG_TEST(out_x3d3_test_geoms),
CU_TEST_INFO_NULL
};
CU_SuiteInfo out_x3d_suite = {"X3D Out Suite", NULL, NULL, out_x3d_tests};
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