$texturegroup / Skin Example

$texturegroup skinfamilies // Adds a skin group function
{

    {   "sprops_metal5_white"  // Name of the material/.VMT used by the base reference .SMD to replace; consider this material 0
        "mlw_intake_white" // Ditto, but a different material; consider material 1
    }
    {
        "sprops_metal1_white" // Name of the .VMT to replace material 0 defined abouve
        "mlw_intake_gray" // Name of the .VMT to replace material 1 abouve
    }

    { "sprops_metal1_white" "mlw_intake_gray" // This is also valid syntax, just with less wasted space
    }
}

// The following works on prop_door_rotating, but untested on normal props

$KeyValues
{
    door_options // Not sure if this can be changed, try it
    {
        default // Default properties
        {
            surfaceprop wood // set the default to $surfaceprop wood
        }
        skin0
        {
            surfaceprop metal // set the skin0 to $surfaceprop metal
        }
        skin1
        {
            surfaceprop wood // set the skin1 to $surfaceprop wood
        }
        skin2
        {
            surfaceprop metal_box // set the skin2 to $surfaceprop metal_box
        }
    }
}