1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
SELECT ST_HasArc(ST_GeomFromText('POINT(0 0)'));
SELECT ST_HasArc(ST_GeomFromText('LINESTRING(0 0, 1 1, 1 0)'));
SELECT ST_HasArc(ST_GeomFromEWKT('CIRCULARSTRING(
0 0 0 0,
0.26794919243112270647255365849413 1 3 -2,
0.5857864376269049511983112757903 1.4142135623730950488016887242097 1 2)'));
SELECT ST_HasArc(ST_GeomFromEWKT('COMPOUNDCURVE(CIRCULARSTRING(
0 0 0 0,
0.26794919243112270647255365849413 1 3 -2,
0.5857864376269049511983112757903 1.4142135623730950488016887242097 1 2),
(0.5857864376269049511983112757903 1.4142135623730950488016887242097 1 2,
2 0 0 0,
0 0 0 0))'));
SELECT ST_HasArc(ST_GeomFromEWKT('POLYGON(
(-10 -10, 10 -10, 10 10, -10 10, -10 -10),
(5 0, 0 5, -5 0, 0 -5, 5 0))'));
SELECT ST_HasArc(ST_GeomFromEWKT('CURVEPOLYGON(CIRCULARSTRING(
-2 0 0 0,
-1 -1 1 2,
0 0 2 4,
1 -1 3 6,
2 0 4 8,
0 2 2 4,
-2 0 0 0),
(-1 0 1 2,
0 0.5 2 4,
1 0 3 6,
0 1 3 4,
-1 0 1 2))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTIPOINT((0 0), (3 2))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTILINESTRING(
(0 0, 3 2),
(4 8, 9 8),
(2 9, 4 8))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTICURVE(
(0 0, 3 2),
(4 8, 9 8),
(2 9, 4 8))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTICURVE((
5 5 1 3,
3 5 2 2,
3 3 3 1,
0 3 1 1)
,CIRCULARSTRING(
0 0 0 0,
0.26794919243112270647255365849413 1 3 -2,
0.5857864376269049511983112757903 1.4142135623730950488016887242097 1 2))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTIPOLYGON(
((-10 -10, 10 -10, 10 10, -10 10, -10 -10),
(5 0, 0 5, -5 0, 0 -5, 5 0)),
((9 2, 3 8, 9 4, 9 2)))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTISURFACE(
((-10 -10, 10 -10, 10 10, -10 10, -10 -10),
(5 0, 0 5, -5 0, 0 -5, 5 0)),
((9 2, 3 8, 9 4, 9 2)))'));
SELECT ST_HasArc(ST_GeomFromEWKT('MULTISURFACE(CURVEPOLYGON(CIRCULARSTRING(
-2 0 0 0,
-1 -1 1 2,
0 0 2 4,
1 -1 3 6,
2 0 4 8,
0 2 2 4,
-2 0 0 0),
(-1 0 1 2,
0 0.5 2 4,
1 0 3 6,
0 1 3 4,
-1 0 1 2)),
((7 8 7 8,
10 10 5 5,
6 14 3 1,
4 11 4 6,
7 8 7 8),
(9 9 7 8,
8 12 7 8,
7 10 7 8,
9 9 7 8)))'));
SELECT ST_AsEWKT(ST_LineToCurve('LINESTRING(
-13151357.927248 3913656.64539871,
-13151419.0845266 3913664.12016378,
-13151441.323537 3913666.61175286,
-13151456.8908442 3913666.61175286,
-13151476.9059536 3913666.61175286,
-13151496.921063 3913666.61175287,
-13151521.3839744 3913666.61175287,
-13151591.4368571 3913665.36595828)'));
|
