LlSetHoverHeight

De DigiWiki.

// Put in an attached prim and touch to start floating in air without flying.
// Touch again to drop to the ground.
 
integer gHovering = FALSE; // are we supposd to be hovering now?
 
default {
    touch_start(integer total_number) {
        if (!llGetAttached()) {
            llWhisper(0, "Wear me to play.");
            return;
        }
 
        if (gHovering) {
            llOwnerSay("Releasing you.");
            llStopHover();
        }
        else {
            llOwnerSay("Making you float...");
 
            // Start hovering 5 meters over our current location.
            vector myPosition = llGetPos();
            llSetHoverHeight(myPosition.z - llGround(ZERO_VECTOR) + 5.0, FALSE, 1.0);
        }
 
        gHovering = !gHovering; // flip the switch
    }
}