1 | <?xml version="1.0" encoding="UTF-8"?> |
---|
2 | <xsd:schema |
---|
3 | elementFormDefault="qualified" |
---|
4 | attributeFormDefault="unqualified" |
---|
5 | targetNamespace="http://www.witsml.org/schemas/131" |
---|
6 | xmlns:witsml="http://www.witsml.org/schemas/131" |
---|
7 | xmlns:xsd="http://www.w3.org/2001/XMLSchema" |
---|
8 | version="1.3.1"> |
---|
9 | <!-- --> |
---|
10 | <!-- POSC License Agreement |
---|
11 | This file is distributed under the POSC License Agreement at |
---|
12 | http://www.posc.org/about/license.shtml. |
---|
13 | Use of this file constitutes agreement with the POSC License Agreement. |
---|
14 | --> |
---|
15 | <!-- --> |
---|
16 | <xsd:include schemaLocation="typ_dataTypes.xsd"/> |
---|
17 | <xsd:include schemaLocation="attgrp_uid.xsd"/> |
---|
18 | <!-- --> |
---|
19 | <xsd:complexType name="cs_location"> |
---|
20 | <xsd:annotation> |
---|
21 | <xsd:documentation>WITSML Location Component Schema |
---|
22 | This is a location that is expressed in terms of 2D coordinates. |
---|
23 | In order that the location be understood, the coordinate reference system (CRS) |
---|
24 | must be known.</xsd:documentation> |
---|
25 | </xsd:annotation> |
---|
26 | <xsd:sequence> |
---|
27 | <xsd:element name="wellCRS" type="witsml:refNameString" minOccurs="0" maxOccurs="1"> |
---|
28 | <xsd:annotation> |
---|
29 | <xsd:documentation>A pointer to the wellCRS that defines the CRS for the coordinates. |
---|
30 | While optional, it is strongly recommended that this be specified.</xsd:documentation> |
---|
31 | </xsd:annotation> |
---|
32 | </xsd:element> |
---|
33 | <xsd:choice minOccurs="0" maxOccurs="1"> |
---|
34 | <xsd:annotation> |
---|
35 | <xsd:documentation>The survey location is given by a pair of tagged values. |
---|
36 | The pairs may be: |
---|
37 | (1) latitude/longitude, |
---|
38 | (2) easting/northing, |
---|
39 | (3) westing/southing, |
---|
40 | (4) projectedX/projectedY, or |
---|
41 | (5) localX/localY. |
---|
42 | The appropriate pair must be chosen for the data.</xsd:documentation> |
---|
43 | </xsd:annotation> |
---|
44 | <xsd:sequence minOccurs="0" maxOccurs="1"> |
---|
45 | <xsd:element name="latitude" type="witsml:planeAngleMeasure" minOccurs="1" maxOccurs="1"> |
---|
46 | <xsd:annotation> |
---|
47 | <xsd:documentation>The latitude with north being positive.</xsd:documentation> |
---|
48 | </xsd:annotation> |
---|
49 | </xsd:element> |
---|
50 | <xsd:element name="longitude" type="witsml:planeAngleMeasure" minOccurs="1" maxOccurs="1"> |
---|
51 | <xsd:annotation> |
---|
52 | <xsd:documentation>The longitude with east being positive.</xsd:documentation> |
---|
53 | </xsd:annotation> |
---|
54 | </xsd:element> |
---|
55 | </xsd:sequence> |
---|
56 | <xsd:sequence minOccurs="0" maxOccurs="1"> |
---|
57 | <xsd:element name="easting" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
58 | <xsd:annotation> |
---|
59 | <xsd:documentation>The projected coordinate with east being positive. |
---|
60 | This is the most common type of projected coordinates. |
---|
61 | UTM coordinates are expressed in Easting and Northing.</xsd:documentation> |
---|
62 | </xsd:annotation> |
---|
63 | </xsd:element> |
---|
64 | <xsd:element name="northing" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
65 | <xsd:annotation> |
---|
66 | <xsd:documentation>The projected coordinate with north being positive. |
---|
67 | This is the most common type of projected coordinates. |
---|
68 | UTM coordinates are expressed in Easting and Northing.</xsd:documentation> |
---|
69 | </xsd:annotation> |
---|
70 | </xsd:element> |
---|
71 | </xsd:sequence> |
---|
72 | <xsd:sequence minOccurs="0" maxOccurs="1"> |
---|
73 | <xsd:element name="westing" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
74 | <xsd:annotation> |
---|
75 | <xsd:documentation>The projected coordinate with west being positive. |
---|
76 | The positive directions are reversed from the usual Easting and Northing values. |
---|
77 | These values are generally located in the southern hemisphere, |
---|
78 | most notably in South Africa and Australia.</xsd:documentation> |
---|
79 | </xsd:annotation> |
---|
80 | </xsd:element> |
---|
81 | <xsd:element name="southing" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
82 | <xsd:annotation> |
---|
83 | <xsd:documentation>The projected coordinate with south being positive. |
---|
84 | The positive directions are reversed from the usual Easting and Northing values. |
---|
85 | These values are generally located in the southern hemisphere, |
---|
86 | most notably in South Africa and Australia.</xsd:documentation> |
---|
87 | </xsd:annotation> |
---|
88 | </xsd:element> |
---|
89 | </xsd:sequence> |
---|
90 | <xsd:sequence minOccurs="0" maxOccurs="1"> |
---|
91 | <xsd:element name="projectedX" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
92 | <xsd:annotation> |
---|
93 | <xsd:documentation>The projected X coordinate with the positive direction unknown. |
---|
94 | ProjectedX and ProjectedY are used when it is not |
---|
95 | known what the meaning of the coordinates is. If the meaning is known, |
---|
96 | the Easting/Northing or Westing/Southing should be used. Use of this pair |
---|
97 | implies a lack of knowledge on the part of the sender.</xsd:documentation> |
---|
98 | </xsd:annotation> |
---|
99 | </xsd:element> |
---|
100 | <xsd:element name="projectedY" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
101 | <xsd:annotation> |
---|
102 | <xsd:documentation>The projected Y coordinate with the positive direction unknown. |
---|
103 | ProjectedX and ProjectedY are used when it is not |
---|
104 | known what the meaning of the coordinates is. If the meaning is known, |
---|
105 | the Easting/Northing or Westing/Southing should be used. Use of this pair |
---|
106 | implies a lack of knowledge on the part of the sender.</xsd:documentation> |
---|
107 | </xsd:annotation> |
---|
108 | </xsd:element> |
---|
109 | </xsd:sequence> |
---|
110 | <xsd:sequence minOccurs="0" maxOccurs="1"> |
---|
111 | <xsd:element name="localX" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
112 | <xsd:annotation> |
---|
113 | <xsd:documentation>The local (engineering) X coordinate. |
---|
114 | The CRS will define the orientation of the axis.</xsd:documentation> |
---|
115 | </xsd:annotation> |
---|
116 | </xsd:element> |
---|
117 | <xsd:element name="localY" type="witsml:lengthMeasure" minOccurs="1" maxOccurs="1"> |
---|
118 | <xsd:annotation> |
---|
119 | <xsd:documentation>The local (engineering) Y coordinate. |
---|
120 | The CRS will define the orientation of the axis.</xsd:documentation> |
---|
121 | </xsd:annotation> |
---|
122 | </xsd:element> |
---|
123 | </xsd:sequence> |
---|
124 | </xsd:choice> |
---|
125 | <xsd:element name="original" type="witsml:logicalBoolean" minOccurs="0" maxOccurs="1"> |
---|
126 | <xsd:annotation> |
---|
127 | <xsd:documentation>Flag indicating (if "true" or "1") that this pair of values was |
---|
128 | the original data given for the location. If the pair of values was |
---|
129 | calculated from an original pair of values, this flag should be "false" (or "0"), |
---|
130 | or not present.</xsd:documentation> |
---|
131 | </xsd:annotation> |
---|
132 | </xsd:element> |
---|
133 | <xsd:element name="description" type="witsml:descriptionString" minOccurs="0" maxOccurs="1"> |
---|
134 | <xsd:annotation> |
---|
135 | <xsd:documentation>A Comment, generally given to help the reader |
---|
136 | interpret the coordinates if the CRS and the chosen pair do not make them clear.</xsd:documentation> |
---|
137 | </xsd:annotation> |
---|
138 | </xsd:element> |
---|
139 | </xsd:sequence> |
---|
140 | <xsd:attributeGroup ref="witsml:attgrp_uid"> |
---|
141 | <xsd:annotation> |
---|
142 | <xsd:documentation>The unique identifier of the location.</xsd:documentation> |
---|
143 | </xsd:annotation> |
---|
144 | </xsd:attributeGroup> |
---|
145 | </xsd:complexType> |
---|
146 | </xsd:schema> |
---|