PRIM MATERIAL/ja

integerの定数PRIM_MATERIALは2の値をもちます。

プリム素材を設定します。素材は質量には作用しませんが、抵抗、弾み（弾力）そして衝突音に作用します。33°の木の傾斜で、例のスクリプトは以下の結果を下回って発生します。

定数

関数

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// © 2008 by Karzita Zabaleta
// Author of Scripting Your World, Wiley, October 2008.
 
list gMaterialTypes = [
  "STONE",
  "METAL",
  "GLASS",
  "WOOD",
  "FLESH",
  "PLASTIC",
  "RUBBER"
];
 
vector   gHomePosition;
rotation gHomeRotation;
integer  gWaitCount = 0; 
float    gMaxVelMag;
integer  gPrimMaterial;
 
moveTo(vector origin, vector destination) {
    float dist = llVecDist(origin, destination);
    integer passes = llCeil( llLog(dist/10.0) / llLog(2.0) );
    integer i;
    list params = [PRIM_POSITION, destination];
    for (i=0; i<passes; i++) {
        params = (params=[]) + params + params;
    }
    // actually move the prim, now
    llSetPrimitiveParams(params);
}
 
returnHome()
{
    llSetStatus(STATUS_PHYSICS, FALSE);
    moveTo(llGetPos(),gHomePosition);
    llSetTimerEvent(0);
    llSetRot(gHomeRotation);
}
 
calculate_velocity()
{
    float velMag = llVecMag(llGetVel());
    if (velMag > gMaxVelMag) {
        gMaxVelMag = velMag;
    }
}
 
default
{
    state_entry() {
        gHomePosition = llGetPos();
        gHomeRotation = llGetRot();
    }
    on_rez(integer _n) {
        llResetScript();
    }
    touch_start(integer n) {
        gMaxVelMag = 0;
        llSetPrimitiveParams([PRIM_MATERIAL, gPrimMaterial]);
        llSetStatus(STATUS_PHYSICS,TRUE);
        llSetTimerEvent(0.1);
        llResetTime();
        gWaitCount=0;
        gPrimMaterial++;
        if (gPrimMaterial == 7 ) gPrimMaterial = 0;
    }
    timer() {
        calculate_velocity();
        gWaitCount++;
        if (gWaitCount > 100) { // 10 seconds
            string type = llList2String( gMaterialTypes, gPrimMaterial-1 );
            llOwnerSay(type+" reached maximum velocity of "+(string)gMaxVelMag+
                       " and traveled "+(string)llVecDist(llGetPos(), gHomePosition)+" meters.");
            returnHome();
        }
    }
}