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我从下面的网站下载了一条鱼的模型
http://toucan.web.infoseek.co.jp/3DCG/3ds/aquarium/Kumanomi.zip
然后对这个模型(为.3ds格式)进行如下处理:
1.导入到3dMAX中,然后为鱼模型每一个部分命名:如 body,CaudalFin,eyes等等
2.然后导出为.X格式文件,使用editplus或记事本打开,部分内容如下:
-
- Frame Body {
- FrameTransformMatrix {
- 1.000000,0.000000,0.000000,0.000000,
- 0.000000,1.000000,0.000000,0.000000,
- 0.000000,0.000000,1.000000,0.000000,
- 0.000000,0.000000,0.000000,1.000000;;
- }
- Mesh {
- ...................//省略
- }}}}
- Frame CaudalFin{
- FrameTransformMatrix {
- 1.000000,0.000000,0.000000,0.000000,
- 0.000000,1.000000,0.000000,0.000000,
- 0.000000,0.000000,1.000000,0.000000,
- -0.087757,-0.024603,0.027450,1.000000;;
- }
- Mesh {
- ...................
- }}}}
- .................
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可是当我用3dMAX自己建模时(只是简单的模型,测试用),也进行上面同样的操作,
却发现导出的.X文件有些不同,如下:
- Frame body {
- FrameTransformMatrix {
- 1.000000,0.000000,-0.000000,0.000000,
- -0.000000,0.000000,-1.000000,0.000000,
- -0.000000,1.000000,0.000000,0.000000,
- -3.144535,-0.141408,-0.000000,1.000000;;
- }
- Mesh {
- ...................
- }}}}
- Frame CaudalFin{
- FrameTransformMatrix {
- 1.000000,0.000000,-0.000000,0.000000,
- -0.000000,0.000000,-1.000000,0.000000,
- -0.000000,1.000000,0.000000,0.000000,
- 14.179686,-0.678517,-0.000001,1.000000;;
- }
- Mesh {
- ...................
- }}}}
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区别就是FrameTransformMatrix ,下载的模型导出的.X中的FrameTransformMatrix的前三行均为单位矩阵的形式,而自己建模再导出的却不是,谁能解释一下这到底是怎么回事? [em24] |
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