// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Four-zone inventory drum pad
// Not compiled or tested in-world
// Setup: Set FACE and add kick, snare, hat, clap. Owner-touch corresponding quadrants; hold at least two seconds to silence.
// Stop / restore: Hold for at least two seconds to silence, then remove.
// Notes: Use licensed sounds in this prim. Audio is nearby, not private. Timer timing and asset loading are approximate; no sample synchronization is promised. Uses valid surface coordinates only. One attached sound at a time; this is not a polyphonic sampler.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT. Not compiled or tested in-world.
integer FACE=0;
float pressed;
default
{
    touch_start(integer n)
    {
        if(llDetectedKey(0)==llGetOwner())pressed=llGetTime();
    }
    touch_end(integer n)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        if(llGetTime()-pressed>=2.0)
        {
            llStopSound();
            return;
        }
        if(llDetectedTouchFace(0)!=FACE)return;
        vector st=llDetectedTouchST(0);
        if(st.x<0.0||st.y<0.0||st.x>1.0||st.y>1.0)return;
        integer slot=0;
        if(st.x>=0.5)slot+=1;
        if(st.y>=0.5)slot+=2;
        string sound=llList2String(["kick","snare","hat","clap"],slot);
        if(llGetInventoryType(sound)==INVENTORY_SOUND)llPlaySound(sound,0.25);
    }
}