Shipped with TRX as data/trx/ship/games/tr4/scripts/semer.lua.
trx.events.on_game_start(function()
trx.items[47].properties.pickup_mode = trx.items.PickupMode.PLINTH_LOW
trx.items[235].properties.pickup_mode = trx.items.PickupMode.PLINTH_LOW
trx.items[236].properties.pickup_mode = trx.items.PickupMode.PLINTH_LOW
trx.items[237].properties.pickup_mode = trx.items.PickupMode.PLINTH_LOW
trx.items[238].properties.pickup_mode = trx.items.PickupMode.PLINTH_LOW
trx.items[50].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[51].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[52].properties.switch_mode = trx.items.SwitchMode.HIDDEN_PICKUP
trx.items[57].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[159].properties.switch_mode = trx.items.SwitchMode.HIDDEN_PICKUP
trx.items[182].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[183].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[184].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[189].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[190].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[191].properties.switch_mode = trx.items.SwitchMode.HIDDEN_PICKUP
trx.items[210].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[211].properties.switch_mode = trx.items.SwitchMode.HIDDEN_PICKUP
trx.items[213].properties.switch_mode = trx.items.SwitchMode.HIDDEN_REACH
trx.items[53].properties.pickup_mode = trx.items.PickupMode.HIDDEN
trx.items[160].properties.pickup_mode = trx.items.PickupMode.HIDDEN
trx.items[188].properties.pickup_mode = trx.items.PickupMode.HIDDEN
trx.items[192].properties.pickup_mode = trx.items.PickupMode.HIDDEN
trx.items[212].properties.pickup_mode = trx.items.PickupMode.HIDDEN
end)