code/__DEFINES/atmospherics/atmos_helpers.dm 
| CANATMOSPASS | Check if an atom (A) and a turf (O) allow gas passage based on the atom's can_atmos_pass var, do not use. (V) is if the share is vertical or not. True or False |
|---|---|
| PIPING_LAYER_SHIFT | Moves the icon of the device based on the piping layer and on the direction |
| PIPING_FORWARD_SHIFT | Moves the icon of the device based on the piping layer and on the direction, the shift amount is dictated by more_shift |
| PIPING_LAYER_DOUBLE_SHIFT | Moves the icon of the device based on the piping layer on both x and y |
| THERMAL_ENERGY | Calculate the thermal energy of the selected gas (J) |
| GAS_OVERLAYS | Returns a list of overlays of every gas in the mixture |
Define Details
CANATMOSPASS 
Check if an atom (A) and a turf (O) allow gas passage based on the atom's can_atmos_pass var, do not use. (V) is if the share is vertical or not. True or False
GAS_OVERLAYS 
Returns a list of overlays of every gas in the mixture
PIPING_FORWARD_SHIFT 
Moves the icon of the device based on the piping layer and on the direction, the shift amount is dictated by more_shift
PIPING_LAYER_DOUBLE_SHIFT 
Moves the icon of the device based on the piping layer on both x and y
PIPING_LAYER_SHIFT 
Moves the icon of the device based on the piping layer and on the direction
THERMAL_ENERGY 
Calculate the thermal energy of the selected gas (J)