// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Route a touched grid cell to a named action
// Not compiled or tested in-world
// Setup: Use a spare ordinary cube owned by you. Touch different cells; labels are printed rather than executed. Surface mapping can differ on meshes; test one face first.
// Stop / restore: Disable/remove; these controllers report privately and do not alter scene properties. Reset clears gesture/session state.
// Notes: Rows count from the bottom. Exactly-edge coordinates are clamped into the final cell.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT. Owner input only.
list ACTIONS=["previous","play","next","quiet","help","home"];
integer ownerTouch()
{
    return llDetectedKey(0)==llGetOwner();
}
integer usable(vector uv)
{
    return llDetectedTouchFace(0)>=0&&uv!=TOUCH_INVALID_TEXCOORD;
}
default
{
    touch_start(integer n)
    {
        if(!ownerTouch())return;
        vector uv=llDetectedTouchST(0);
        if(!usable(uv))return;
        integer column=llFloor(uv.x*3.0);
        integer row=llFloor(uv.y*2.0);
        if(column<0)column=0;
        if(column>2)column=2;
        if(row<0)row=0;
        if(row>1)row=1;
        llOwnerSay("Action="+llList2String(ACTIONS,row*3+column));
    }
    changed(integer flags)
    {
        if(flags&CHANGED_OWNER)llResetScript();
    }
}