// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Fullbright comparison switch
// Not compiled or tested in-world
// Setup: Set FACE and place in a texture sample prim. Owner-touch toggles the classic face fullbright flag.
// Stop / restore: Touch until Original lighting restored is reported, then remove.
// Notes: Classic fullbright is not the same as PBR emissive. Viewer rendering and material choice may change the result.
// License: see LICENSE in this distribution.
// Original Incoprea example. MIT. Not compiled or tested in-world.
integer FACE = 0;
integer original;
integer preview;
default
{
    state_entry()
    {
        original = llList2Integer(llGetLinkPrimitiveParams(LINK_THIS, [PRIM_FULLBRIGHT, FACE]), 0);
    }
    touch_start(integer count)
    {
        if (llDetectedKey(0) != llGetOwner()) return;
        preview = !preview;
        integer value = original;
        if (preview) value = !original;
        llSetLinkPrimitiveParamsFast(LINK_THIS, [PRIM_FULLBRIGHT, FACE, value]);
        if (!preview) llOwnerSay("Original lighting restored.");
    }
}