“LlDetectedTouchFace”的版本间的差异
（创建页面，内容为“{{LSL Header|ml=*}}{{LSLC|Keywords}}{{LSLC|Flow Control}}{{LSLC|}} {{函数详情 |函数名 = Function: integer llDetectedTouchFace( integer index ); |参数= 参…”） |
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| 第9行： | 第9行： | ||
|注意事项= | |注意事项= | ||
| + | 注意事项 | ||
*If index is out of bounds the script continues to execute without an error message. | *If index is out of bounds the script continues to execute without an error message. | ||
*TOUCH_INVALID_FACE is returned when... | *TOUCH_INVALID_FACE is returned when... | ||
2020年4月13日 (一) 10:07的版本
| 首页 | 函数 | 事件 | 类型 | 操作符 | 常数 | Flow Control | Script Library | Categorized Library | Tutorials |
| 函数名 |
|---|
| Function: integer llDetectedTouchFace( integer index ); |
| 参数：integer index–Index of detection information index does not support negative indexes. |
| 返回值：Returns an integer that is the index of the face the avatar clicked on. |
| 注意事项 |
|---|
注意事项
|
| 示例 |
|---|
示例1
// This is the essential script to drop in a prim when you need to ascertain the number of a face (or faces)
// Touch the prim surfaces to learn their face numbers, which you can then use in other scripts for texturing, colouring etc.
say(string message)
{
llSay(PUBLIC_CHANNEL, message);
}
default
{
touch_start(integer num_detected)
{
integer face = llDetectedTouchFace(0);
if (face == TOUCH_INVALID_FACE)
// {
say("The touched face could not be determined");
// }
else
// {
say("You touched face number " + (string) face);
// }
}
}
示例2 default
{
touch_start(integer num_detected)
{
integer link = llDetectedLinkNumber(0);
integer face = llDetectedTouchFace(0);
if (face == TOUCH_INVALID_FACE)
llSay(PUBLIC_CHANNEL, "Sorry, your viewer doesn't support touched faces.");
else
{
// store the original color
list colorParams = llGetLinkPrimitiveParams(link, [PRIM_COLOR, face]);
vector originalColor = llList2Vector(colorParams, 0);
// color detected face white
llSetLinkColor(link, <1.0, 1.0, 1.0>, face);
llSleep(0.2);
// color detected face black
llSetLinkColor(link, ZERO_VECTOR, face);
llSleep(0.2);
// color detected face back to original color
llSetLinkColor(link, originalColor, face);
}
}
}
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| 相关函数 |
|---|
| llDetectedLinkNumber
llDetectedTouchST llDetectedTouchUV llDetectedTouchPos llDetectedTouchNormal llDetectedTouchBinormal |
| 相关事件 |
|---|
| touch_start |
