模型更改问题。。。。。。

请大神帮忙看下。。。。。。。。进了3D模型效果图里面按了PageDown这个键，那个模型就会变的乱七八糟了。。。。。请问在按什么键能还原成原来的效果了？？？？？？？？
变这样了。。。。。 请问怎么还原到原来的模型。。。。。。

求怎么还原。。。非常。。感谢。。。。。。。。。。。

额有知道的吗？？？帮忙下吧。。。。。。。。继续解答哎。。。。。。。。。大神快快来~！！！！。

额有人知道吗？。。。。。。

哎。。。。。。。大神们都去那了。。。。。。。

@iVAiU
大神解答一下_(:з」∠)_

哎。。。。。。。

Kaye 发表于 5-21 19:38
@iVAiU
大神解答一下_(:з」∠)_

http://www.gildor.org/en/projects/umodel
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User Interface
Program controlled mostly with keyboard. To get key assignment help, press <H> (help) key. Main keys:

ESC        exit from program
H        get key help information
PgUp, PgDown        switching between loaded objects
[, ]        switch between mesh animations
<, >        rewind animation time backward/forward
Space, X        start animation playback (single and looped)
Ctrl+A        switch between different animation sets (required for viewing UE3 animations)
Ctrl+T        tag/untag mesh for multipart mesh rendering
F        focus camera on mesh
Ctrl+X        export current displaying object
Ctrl+S/Alt+S        take a screenshot; when Alt+S is used backgound will be made transparent
Ctrl+Q        toggle displaying of texts and coordinate system axis
You can rotate camera holding left mouse button, zoom with right mouse button, or pan camera (move alongside screen plane) with middle mouse button.
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看起来再按pgup就回去了。