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
|
<!-- This example illustrates the midpoint_by_two_points constraint -->
<construction xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../xml/intergeo.xsd">
<elements>
<point id="A">
<homogeneous_coordinates>
<double>-3</double>
<double>0</double>
<double>1</double>
</homogeneous_coordinates>
</point>
<point id="B">
<homogeneous_coordinates>
<double>3</double>
<double>0</double>
<double>1</double>
</homogeneous_coordinates>
</point>
<point id="C">
<homogeneous_coordinates>
<double>0</double>
<double>0</double>
<double>1</double>
</homogeneous_coordinates>
</point>
</elements>
<constraints>
<midpoint_of_two_points>
<point out="true">C</point>
<point>A</point>
<point>B</point>
</midpoint_of_two_points>
</constraints>
</construction>
|
