// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Paint just the touched face
// Not compiled or tested in-world
// Setup: Put in a spare prim. Owner-touch individual faces. The script captures every face color when saved.
// Stop / restore: Touch each painted face again to restore it before deleting. Reset only when restored.
// Notes: Touch-face support depends on the viewer. Does not change alpha, textures, or PBR material parameters.
// License: see LICENSE in this distribution.
// Original Incoprea example. MIT. Not compiled or tested in-world.
list colors;
list painted;
default
{
    state_entry()
    {
        integer face;
        for (face = 0; face < llGetNumberOfSides(); ++face)
        {
            colors += [llGetColor(face)];
            painted += [FALSE];
        }
    }
    touch_start(integer count)
    {
        if (llDetectedKey(0) != llGetOwner()) return;
        integer face = llDetectedTouchFace(0);
        if (face < 0 || face >= llGetListLength(colors)) return;
        integer on = !llList2Integer(painted, face);
        painted = llListReplaceList(painted, [on], face, face);
        if (on) llSetColor(<0.35, 0.95, 0.7>, face);
        else llSetColor(llList2Vector(colors, face), face);
    }
}