2020年4月13日 (一) 10:11的版本
Template:Needs Translation/
| 函数名
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| Function: vector llDetectedTouchNormal( integer index );
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| 参数：integer index–Index of detection information index does not support negative indexes.
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| 返回值：Returns a vector that is the surface normal (perpendicular to the surface) where the touch event was triggered. Along with llDetectedTouchBinormal, this information can be used to find the tangent space at the touch location.
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| 注意事项
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注意事项
- If index is out of bounds the script continues to execute without an error message.
- TOUCH_INVALID_VECTOR is returned when...
- The avatar's viewer does not support face touch detection.
- To check if face touch detection is supported check the return of llDetectedTouchFace.
- The touch has moved off the surface of the prim.
- The event triggered is not a touch event.
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| 示例
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default
{
touch_start(integer total_num)
{
llOwnerSay((string)llDetectedTouchNormal(0)); //Says the vector where the touched face is pointing to.
}
}
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