// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Practice metronome
// Not compiled or tested in-world
// Setup: Add a short licensed sound named tick. Set BPM between 30 and 180. Owner-touch starts and stops.
// Stop / restore: Touch to stop before removal; Stop sound in this prim can silence any remaining tick.
// Notes: Simulator timers and asset loading introduce jitter. This is a practice aid, not a sample-accurate sequencer. Keep the tick shorter than the beat interval.
// License: see LICENSE in this distribution.
// Original Incoprea example. MIT. Not compiled or tested in-world.
float BPM = 60.0;
integer active;
default
{
    touch_start(integer count)
    {
        if (llDetectedKey(0) != llGetOwner()) return;
        active = !active;
        if (active)
        {
            if (llGetInventoryType("tick") != INVENTORY_SOUND)
            {
                active = FALSE;
                llOwnerSay("Add a sound named tick.");
                return;
            }
            if (BPM < 30.0) BPM = 30.0;
            if (BPM > 180.0) BPM = 180.0;
            llSetTimerEvent(60.0 / BPM);
        }
        else
        {
            llSetTimerEvent(0.0);
            llStopSound();
        }
    }
    timer()
    {
        if (llGetInventoryType("tick") == INVENTORY_SOUND) llPlaySound("tick", 0.2);
    }
}