Refract
{
  $model 1
  //$refractamount ".01"
  $bluramount .3

  $refracttinttexture "models/metrostroi/signals/lense_ref_glass"

  $dudvmap "models/metrostroi/signals/lense_ref"
  $normalmap "models/metrostroi/signals/lense_ref"
  $surfaceprop glass
  $translucent 1
  $nocull 1

  $envmap env_cubemap
  $envmaptint "0.1"
  $envmapsaturation .5

  "<dx90"
  {
    $fallbackmaterial "models/metrostroi/signals/lense_ref"
  }

  $sbsrc .02
  $distance 0
  Proxies
  {
    PlayerProximity
    {
       resultVar $refractamount
       scale 0.00007
    }
    Subtract
    {
      srcVar1 $sbsrc
      srcVar2 $refractamount
      resultVar $refractamount
    }
    Clamp
    {
       srcVar1 $refractamount
       min 0
       max 1
       resultVar $refractamount
    }
  }
}