// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Volume-preserving height study
// Not compiled or tested in-world
// Setup: Use an ordinary nonphysical prim well within build limits. Owner-touch previews/restores.
// Stop / restore: Owner-touch again to restore the startup snapshot before removal or reset, unless setup describes a different cycle. Do not relink during a preview.
// Notes: Use a spare modifiable build. Saved state lives only in script memory. Preserves bounding-box volume, not hollow or arbitrary mesh surface volume.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT. Not compiled or tested in-world.
integer preview;
vector home;
default
{
    state_entry()
    {
        home=llGetScale();
    }
    touch_start(integer n)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        if(llGetStatus(STATUS_PHYSICS))return;
        preview=!preview;
        if(preview)
        {
            vector size=<home.x/llSqrt(2.0),home.y/llSqrt(2.0),home.z*2.0>;
            if(size.x<0.01||size.y<0.01||size.z>64.0)
            {
                preview=FALSE;
                return;
            }
            llSetScale(size);
        }
        else
        {
            llSetScale(home);
        }
    }
}