FlightGear多屏多视口设置方法

发表于 | 更新于 | 评论数： | 阅读次数：

在玩FlightGear的过程中，可能需要将视景分角度投影到不同显示器上，或者在一个显示器窗口上投影不同角度的视景。下面记录该需求实现方法。

投影到不同显示器

在FGDATA文件夹根目录下创建camera-views.xml文件夹，写入如下内容：

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
<?xml version="1.0"?>
<PropertyList>
  <camera-group>
      <window>
        <name type="string">Front</name>
        <host-name type="string"></host-name>
        <display>0</display>
        <screen>0</screen>
        <fullscreen type = "bool">false</fullscreen>
        <decoration type = "bool">false</decoration>
        <x>0</x>
        <y>0</y>
        <width>1920</width>
        <height>1080</height>
      </window>

      <window>
        <name type="string">Right</name>
        <host-name type="string"></host-name>
        <display>0</display>
        <screen>1</screen>
        <fullscreen type = "bool">false</fullscreen>
        <decoration type = "bool">false</decoration>
        <x>0</x>
        <y>0</y>
        <width>1280</width>
        <height>720</height>
      </window>

      <gui>
        <window>
          <name type="string">Front</name>
        </window>
      </gui>

      <camera>
        <name type="string">Front</name>
        <window>
         <name>Front</name>
        </window>

        <view>
          <heading-deg type = "double">0.0</heading-deg>
          <roll-deg type = "double">0.0</roll-deg>
          <pitch-deg type = "double">0.0</pitch-deg>
        </view>

        <viewport>
          <x>0</x>
          <y>0</y>
          <width>1920</width>
          <height>1080</height>
        </viewport>
        
      </camera>
      <camera>
        <name type="string">Right</name>
        <window>
         <name>Right</name>
        </window>

        <view>
          <heading-deg type = "double">-45.0</heading-deg>
          <roll-deg type = "double">0.0</roll-deg>
          <pitch-deg type = "double">0.0</pitch-deg>
        </view>

        <viewport>
          <x>0</x>
          <y>0</y>
          <width>1280</width>
          <height>720</height>
        </viewport>

      </camera>
    </camera-group>
</PropertyList>

在FGDATA文件夹根目录下找到defaults.xml配置文件，修改如下配置内容，加入camera-views.xml配置文件。

1
2
<rendering include="camera-views.xml">
</rendering>

投影到窗口不同地方

在FGDATA文件夹根目录下创建camera-views.xml文件夹，写入如下内容：

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
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
<?xml version="1.0"?>
<PropertyList>
  <camera-group>
      <window>
        <name type="string">Front</name>
        <host-name type="string"></host-name>
        <display>0</display>
        <screen>0</screen>
        <fullscreen type = "bool">false</fullscreen>
        <decoration type = "bool">false</decoration>
        <x>0</x>
        <y>0</y>
        <width>1920</width>
        <height>1080</height>
      </window>

      <gui>
        <window>
          <name type="string">Front</name>
        </window>
      </gui>

      <camera>
        <name type="string">Main</name>
        <window>
          <name>Front</name>
        </window>

        <view>
          <heading-deg type = "double">0.0</heading-deg>
          <roll-deg type = "double">0.0</roll-deg>
          <pitch-deg type = "double">0.0</pitch-deg>
        </view>

        <viewport>
          <x>0</x>
          <y>0</y>
          <width>1920</width>
          <height>1080</height>
        </viewport>
        
      </camera>
      <camera>
        <name type="string">Left-Down</name>
        <window>
          <name>Front</name>
        </window>

        <view>
          <heading-deg type = "double">0.0</heading-deg>
          <roll-deg type = "double">0.0</roll-deg>
          <pitch-deg type = "double">0.0</pitch-deg>
        </view>

        <viewport>
          <x>0</x>
          <y>0</y>
          <width>320</width>
          <height>180</height>
        </viewport>

      </camera>
      <camera>
        <name type="string">Right-Down</name>
        <window>
          <name>Front</name>
        </window>

        <view>
          <heading-deg type = "double">0.0</heading-deg>
          <roll-deg type = "double">0.0</roll-deg>
          <pitch-deg type = "double">0.0</pitch-deg>
        </view>

        <viewport>
          <x>1600</x>
          <y>0</y>
          <width>320</width>
          <height>180</height>
        </viewport>

      </camera>
      <camera>
        <name type="string">Right-Up</name>
        <window>
          <name>Front</name>
        </window>

        <view>
          <heading-deg type = "double">0.0</heading-deg>
          <roll-deg type = "double">0.0</roll-deg>
          <pitch-deg type = "double">0.0</pitch-deg>
        </view>

        <viewport>
          <x>1600</x>
          <y>900</y>
          <width>320</width>
          <height>180</height>
        </viewport>

      </camera>
    </camera-group>
</PropertyList>

在FGDATA文件夹根目录下找到defaults.xml配置文件，修改如下配置内容，加入camera-views.xml配置文件。

1
2
<rendering include="camera-views.xml">
</rendering>

参考链接

  1. Multi-Display setup,by flightgear.
  2. Howto:Configure camera view windows,by flightgear.