Are you looking to convert or Visio diagram files ? Knowing the specific source will help me give you the exact tool settings.
Since VTX files are part of a multi-file model system, you cannot convert them in isolation. You must decompile the entire model set. vtx to fbx
file by itself; it must be in the same folder as its corresponding Extract Files: to open the game's archives and extract the model folder (containing Decompile: (the standard Source Engine tool). and go to the Select your file as the "MDL input." Set the "Output to" folder. . This will generate Are you looking to convert or Visio diagram files
Converting Source Engine files (specifically combos) to requires a "decompiling" process, as vtx to fbx