PostGIS 3.0.6dev-r@@SVN_REVISION@@
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◆ test_mindistance2d_tolerance()

static void test_mindistance2d_tolerance ( void  )
static

Definition at line 87 of file cu_measures.c.

88{
89 double default_accepted_error = 0.00001;
90 double zero_accepted_error = 0.0;
91 /*
92 ** Simple case.
93 */
94 DIST2DTEST("POINT(0 0)", "MULTIPOINT(0 1.5,0 2,0 2.5)", 1.5, default_accepted_error);
95
96 /*
97 ** Point vs Geometry Collection.
98 */
99 DIST2DTEST("POINT(0 0)", "GEOMETRYCOLLECTION(POINT(3 4))", 5.0, default_accepted_error);
100
101 /*
102 ** Point vs Geometry Collection Collection.
103 */
104 DIST2DTEST("POINT(0 0)", "GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(POINT(3 4)))", 5.0, default_accepted_error);
105
106 /*
107 ** Point vs Geometry Collection Collection Collection.
108 */
109 DIST2DTEST("POINT(0 0)", "GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(POINT(3 4))))", 5.0, default_accepted_error);
110
111 /*
112 ** Point vs Geometry Collection Collection Collection Multipoint.
113 */
114 DIST2DTEST("POINT(0 0)", "GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(MULTIPOINT(3 4))))", 5.0, default_accepted_error);
115
116 /*
117 ** Geometry Collection vs Geometry Collection
118 */
119 DIST2DTEST("GEOMETRYCOLLECTION(POINT(0 0))", "GEOMETRYCOLLECTION(POINT(3 4))", 5.0, default_accepted_error);
120
121 /*
122 ** Geometry Collection Collection vs Geometry Collection Collection
123 */
124 DIST2DTEST("GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(POINT(0 0)))", "GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(POINT(3 4)))", 5.0, default_accepted_error);
125
126 /*
127 ** Geometry Collection Collection Multipoint vs Geometry Collection Collection Multipoint
128 */
129 DIST2DTEST("GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(MULTIPOINT(0 0)))", "GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(MULTIPOINT(3 4)))", 5.0, default_accepted_error);
130
131 /*
132 ** Linestring vs its start point
133 */
134 DIST2DTEST("LINESTRING(-2 0, -0.2 0)", "POINT(-2 0)", 0, zero_accepted_error);
135
136 /*
137 ** Linestring vs its end point
138 */
139 DIST2DTEST("LINESTRING(-0.2 0, -2 0)", "POINT(-2 0)", 0, zero_accepted_error);
140
141 /*
142 ** Linestring vs its start point (tricky number, see #1459)
143 */
144 DIST2DTEST("LINESTRING(-1e-8 0, -0.2 0)", "POINT(-1e-8 0)", 0, zero_accepted_error);
145
146 /*
147 ** Linestring vs its end point (tricky number, see #1459)
148 */
149 DIST2DTEST("LINESTRING(-0.2 0, -1e-8 0)", "POINT(-1e-8 0)", 0, zero_accepted_error);
150
151 /*
152 * Circular string and point
153 */
154 DIST2DTEST("CIRCULARSTRING(-1 0, 0 1, 1 0)", "POINT(0 0)", 1, default_accepted_error);
155 DIST2DTEST("CIRCULARSTRING(-3 0, -2 0, -1 0, 0 1, 1 0)", "POINT(0 0)", 1, default_accepted_error);
156
157 /*
158 * Circular string and Circular string
159 */
160 DIST2DTEST("CIRCULARSTRING(-1 0, 0 1, 1 0)", "CIRCULARSTRING(0 0, 1 -1, 2 0)", 1, default_accepted_error);
161
162 /*
163 * CurvePolygon and Point
164 */
165 static char *cs1 = "CURVEPOLYGON(COMPOUNDCURVE(CIRCULARSTRING(1 6, 6 1, 9 7),(9 7, 3 13, 1 6)),COMPOUNDCURVE((3 6, 5 4, 7 4, 7 6),CIRCULARSTRING(7 6,5 8,3 6)))";
166 DIST2DTEST(cs1, "POINT(3 14)", 1, default_accepted_error);
167 DIST2DTEST(cs1, "POINT(3 8)", 0, default_accepted_error);
168 DIST2DTEST(cs1, "POINT(6 5)", 1, default_accepted_error);
169 DIST2DTEST(cs1, "POINT(6 4)", 0, default_accepted_error);
170
171 /*
172 * CurvePolygon and Linestring
173 */
174 DIST2DTEST(cs1, "LINESTRING(0 0, 50 0)", 0.917484, default_accepted_error);
175 DIST2DTEST(cs1, "LINESTRING(6 0, 10 7)", 0, default_accepted_error);
176 DIST2DTEST(cs1, "LINESTRING(4 4, 4 8)", 0, default_accepted_error);
177 DIST2DTEST(cs1, "LINESTRING(4 7, 5 6, 6 7)", 0.585786, default_accepted_error);
178 DIST2DTEST(cs1, "LINESTRING(10 0, 10 2, 10 0)", 1.52913, default_accepted_error);
179
180 /*
181 * CurvePolygon and Polygon
182 */
183 DIST2DTEST(cs1, "POLYGON((10 4, 10 8, 13 8, 13 4, 10 4))", 0.58415, default_accepted_error);
184 DIST2DTEST(cs1, "POLYGON((9 4, 9 8, 12 8, 12 4, 9 4))", 0, default_accepted_error);
185 DIST2DTEST(cs1, "POLYGON((1 4, 1 8, 4 8, 4 4, 1 4))", 0, default_accepted_error);
186
187 /*
188 * CurvePolygon and CurvePolygon
189 */
190 DIST2DTEST(cs1, "CURVEPOLYGON(CIRCULARSTRING(-1 4, 0 5, 1 4, 0 3, -1 4))", 0.0475666, default_accepted_error);
191 DIST2DTEST(cs1, "CURVEPOLYGON(CIRCULARSTRING(1 4, 2 5, 3 4, 2 3, 1 4))", 0.0, default_accepted_error);
192
193 /*
194 * MultiSurface and CurvePolygon
195 */
196 static char *cs2 = "MULTISURFACE(POLYGON((0 0,0 4,4 4,4 0,0 0)),CURVEPOLYGON(CIRCULARSTRING(8 2,10 4,12 2,10 0,8 2)))";
197 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(5 2,6 3,7 2,6 1,5 2))", 1, default_accepted_error);
198 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(4 2,5 3,6 2,5 1,4 2))", 0, default_accepted_error);
199 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(5 3,6 2,5 1,4 2,5 3))", 0, default_accepted_error);
200 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(4.5 3,5.5 2,4.5 1,3.5 2,4.5 3))", 0, default_accepted_error);
201 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(5.5 3,6.5 2,5.5 1,4.5 2,5.5 3))", 0.5, default_accepted_error);
202 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(10 3,11 2,10 1,9 2,10 3))", 0, default_accepted_error);
203 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(2 3,3 2,2 1,1 2,2 3))", 0, default_accepted_error);
204 DIST2DTEST(cs2, "CURVEPOLYGON(CIRCULARSTRING(5 7,6 8,7 7,6 6,5 7))", 2.60555, default_accepted_error);
205
206 /*
207 * MultiCurve and Linestring
208 */
209 DIST2DTEST("LINESTRING(0.5 1,0.5 3)", "MULTICURVE(CIRCULARSTRING(2 3,3 2,2 1,1 2,2 3),(0 0, 0 5))", 0.5, default_accepted_error);
210
211 /*
212 ** Ticket 4326
213 */
214 DIST2DTEST(
215 "CURVEPOLYGON(CIRCULARSTRING(7874821 8715927,8907663 8715927,8844683 7750316,7937800 7750316,7874821 8715927))",
216 "POINT(5433865 8243495)", 2271704.2698450615, default_accepted_error);
217}
DIST2DTEST
#define DIST2DTEST(str1, str2, res, accepted_error)
Definition cu_measures.c:33

References DIST2DTEST.

Referenced by measures_suite_setup().

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