Template:Needs Translation/
| 函数名
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| Function: float llVecDist( vector vec_a, vector vec_b );
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| 参数：•vector vec_a–任何有效向量
•vector vec_b–任何有效向量
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| 返回值：返回一个浮点值，它是vec_a和vec_b之间的无向非负距离。
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| 注意事项
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| 无（如果遇到表格情况在文段末尾加一句表格参见附录）
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| 示例
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示例1
default {
state_entry()
{
vector input_1 = <1.0,2.0,3.0>;
vector input_2 = <3.0,2.0,1.0>;
llOwnerSay("The distance between " + (string) input_1 +
" and " + (string) input_2 + " is: "+(string)llVecDist(input_1, input_2) );
}
}
//To reset script on touch if the object has been rotated since the last script reset
float gTolerance = 0.05; //This corresponds to about a 3 degree rotation
default
{
state_entry()
{
llSetObjectDesc((string)llRot2Euler(llGetRot()));
}
touch_start(integer total_number)
{
if (llVecDist(llRot2Euler(llGetRot()), (vector)llGetObjectDesc()) > gTolerance)
{
llSay(0,"This object has rotated. Automatic reset engaged.");
llResetScript();
}
}
}
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