Goals
          
            
              
                - 
                  Visualize events and detectors
                
 
                - 
                  Using web based tools
                  
                    - Independent of OS graphics
 
                  
                 
                - 
                Phoenix: Detector independent event display
                  
                    - Developed under HSF
 
                    - Written in TypeScript
 
                    - Static application
 
                  
                 - 
                  JSROOT
                  
                    - Part of the ROOT project
 
                    - Offers possibility to work with ROOT files on the web
 
                  
               
             
            
           
          
        
        
        
          Strategy
          
            
              
                - Separate event data and detector description
 
                - 
                  Events
                  
                    - Described in EDM4hep
                        event data format
 
                    - Convert ROOT files into JSON files
 
                    - EDM4hep data structure is kept
 
                  
                 
                - 
                  Detector
                  
                    - Detector is described in
                        DD4hep compact files
 
                    - Convert XML into ROOT for JSROOT
 
                    - Convert ROOT into glTF for Phoenix