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