// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Compare specular-map and diffuseUV transforms
// Not compiled or tested in-world
// Setup: Put in a spare owned prim or linkset root. Touch the face or component to inspect. Child scripts may consume touches; face-based tools require a viewer that supplies touched-face data.
// Stop / restore: Remove/disable. Inspectors read state and report only to the owner; they do not change the build.
// Notes: Does not evaluate roughness or modern glTF/PBR material transforms. Matching is a design choice, not a universal requirement.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT. Owner-only live inspection.
default
{
    touch_start(integer detectedCount)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        integer link=llDetectedLinkNumber(0);
        if(link==0)link=LINK_THIS;
        integer face=llDetectedTouchFace(0);
        if(face<0)
        {
            llOwnerSay("Touch a face.");
            return;
        }
        list diffuse=llGetLinkPrimitiveParams(link,[PRIM_TEXTURE,face]);
        list specular=llGetLinkPrimitiveParams(link,[PRIM_SPECULAR,face]);
        if(llList2Key(specular,0)==NULL_KEY)
        {
            llOwnerSay("No legacy specular map.");
            return;
        }
        llOwnerSay("Repeat delta="+(string)(llList2Vector(specular,1)-llList2Vector(diffuse,1))+" offset delta="+(string)(llList2Vector(specular,2)-llList2Vector(diffuse,2))+" rotation delta degrees="+(string)((llList2Float(specular,3)-llList2Float(diffuse,3))*RAD_TO_DEG));
    }
}