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RKS: GDTF Content Quality Expectations


Petr Vanek - Robe

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One of the often raised questions about GDTF is "which data is required to be included inside GDTF files". This can be dependent on the use-case for the file and it is always subjective, but here we try to summarize the issue to provide a hierarchical approach to understanding user needs.

GDTF Data expectation per use-case:

  Use case → Control Planning Previz Rendering
Feature ↓          
           
Fixture name   essential essential essential essential
Manufacturer   essential essential essential essential
RDM   complementary      
Description   complementary essential essential essential
Product image   complementary essential essential essential
2D thumbnail   complementary essential complementary complementary
Operating temperatures     complementary    
Weight     essential    
           
Leg height     essential complementary complementary
3D model template   essential essential essential essential
3D model real fixture   complementary complementary complementary essential
3D model PBR workflow         peripheral
Beam model basic shape   essential   essential  
Beam model real world     complementary complementary  
2D model symbols     complementary    
           
Gobo images   essential complementary complementary essential
Prism slots   complementary   complementary essential
Color slots   essential   complementary essential
Animation wheels   complementary   complementary essential
           
Virtual channels (dimmers, tilt…)   essential      
Channel dependencies   complementary      
DMX (control) description   essential   essential essential
DMX Macros   complementary      
           
Beam data     complementary complementary essential
Colors (emitters, filters)   complementary   complementary essential
Movement speeds   complementary   complementary essential
Movement acceleration   complementary   complementary essential
Movement ranges   essential   complementary complementary
Movement directions   essential   complementary complementary
DMX profiles (curves)   complementary   complementary complementary
Subphysical properties         peripheral
Wiring object data (Power usage...)     complementary    

GDTF Data expectation combined:

  Essential Nice to have Like to have
       
       
Basic metadata Fixture name    
  Manufacturer    
    RDM  
  Description    
  Product image    
  2D thumbnail    
    Operating temperatures  
  Weight    
       
Symbols Leg height    
  3D model template    
  3D model real fixture    
      3D model PBR workflow
  Beam model basic shape    
    Beam model real world  
    2D model symbols  
       
Media Gobo images    
  Prism slots    
  Color slots    
  Animation wheels    
       
Control Virtual channels (dimmers, tilt…)    
    Channel dependencies  
  DMX (control) description    
    DMX Macros  
       
Physical measurements Beam data    
  Colors (emitters, filters)    
  Movement speeds    
  Movement acceleration    
  Movement ranges    
  Movement directions    
    DMX profiles (curves)  
      Subphysical properties
    Wiring object data (Power usage...)  

 

 

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