// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Split an offset along a rail
// Not compiled or tested in-world
// Setup: Use a spare owned prim. Set OFFSET and AXIS. Touch for owner-only results.
// Stop / restore: Disable/remove. No scene properties change.
// Notes: The two reported vectors add back to the input; a zero axis has no meaningful decomposition.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT.
vector OFFSET=<4.0,5.0,2.0>;
vector AXIS=<1.0,1.0,0.0>;
default
{
    touch_start(integer detectedCount)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        float denominator=AXIS*AXIS;
        if(denominator<0.000001)
        {
            llOwnerSay("Axis is zero.");
            return;
        }
        vector parallel=AXIS*((OFFSET*AXIS)/denominator);
        llOwnerSay("Along="+(string)parallel+"; across="+(string)(OFFSET-parallel));
    }
}