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Then [ Temperature ] | act_chan – Selects – Selects the Grid Channel to affect. If Speed is selected, the Velocity of the simulation will be uniformly scaled based on the specified Action Value. The Channel can be one of: [ Temperature ], [ Smoke ], [ Fuel ], [ Speed ], [ Velocity X ], [ Velocity Y ], [ Velocity Z ], [ RGB Red ], [ RGB Green ], [ RGB Blue ].
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When tweaking the Velocity Y or Velocity Z channels, please be aware that internally, the Up axis of the Phoenix FD Simulator is positive Z for both 3ds Max and Maya. If you'd like to affect the vertical speed of the simulation, you should set the Then channel to Velocity Z. |
Action [ Increase By ] | act_chan_change – Specifies the type of action to perform on the selected Then [ Grid Channel ].
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