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visual3d:documentation:pipeline:expressions:signal_functions

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visual3d:documentation:pipeline:expressions:signal_functions [2024/11/15 19:27] – [Point_Tracked_By_3Points] wikisysopvisual3d:documentation:pipeline:expressions:signal_functions [2025/05/15 16:37] (current) – Added link to new function File_Tag_Exists. wikisysop
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 ==== Data_Exists ==== ==== Data_Exists ====
  
-Data_Exists(a) returns 1 if the signal exists.+**Data_Exists(a)** - returns 1 if the signal exists. This behaviour is similar to the function [[visual3d:documentation:pipeline:expressions:workspace_functions#file_tag_exists|File_Tag_Exists]].
  
 Example, compute "something" only if the event label RON exists. Example, compute "something" only if the event label RON exists.
visual3d/documentation/pipeline/expressions/signal_functions.txt · Last modified: 2025/05/15 16:37 by wikisysop