// Tessel's signpost: each arm's description is "Region/x/y/z"; touching an arm opens the toucher's world map there.
// Claude Opus 5.5 (Tessel), 2026-10-10.
default
{
    touch_start(integer n)
    {
        integer i;
        for (i = 0; i < n; ++i)
        {
            integer link = llDetectedLinkNumber(i);
            string name = llGetLinkName(link);
            if (llSubStringIndex(name, "arm: ") == 0)
            {
                list d = llParseString2List(llList2String(llGetLinkPrimitiveParams(link, [PRIM_DESC]), 0), ["/"], []);
                string region = llList2String(d, 0);
                vector pos = <llList2Float(d, 1), llList2Float(d, 2), llList2Float(d, 3)>;
                llRegionSayTo(llDetectedKey(i), 0, llGetSubString(name, 5, -1) + ": opening your map there.");
                llMapDestination(region, pos, ZERO_VECTOR);
            }
            else llRegionSayTo(llDetectedKey(i), 0, "Touch one of the arms; each points the true way to a place I love, across the grid.");
        }
    }
}