A JaxGL Model file which uses AsyncHelper.js.coffee (gist: 1448794) to load and display a model from ajax and/or indexedDB

loadedmesh.js.coffee

Jax.getGlobal()['LoadedMesh'] = Jax.Model.create
  after_initialize: ->
    model_data = null
    @mesh = new Jax.Mesh
          init: (vertices, colors, texCoords, normals, indices) ->
            if model_data
              vertices.push datum for datum in model_data["vertices"][0]["values"]
              normals.push  datum for datum in model_data["vertices"][1]["values"]
              indices.push  datum for datum in model_data["connectivity"][0]["indices"]
          update: ((updated_mesh) => model_data = updated_mesh; @mesh.rebuild())
    
    if @indexedDB and @objectStore and @key
      this.load_from_idb @indexedDB, @objectStore, @key, 
        ((data) =>
          @mesh.update data
          console.log "loaded from indexedDB"), 
        ((e) =>
          if @json_path 
            this.load_json @json_path, ((data) => 
              @mesh.update data
              this.save_to_idb idb, @idb_version, @objectStore, @key, data)
          else console.log "No accessible data source")
    else
      if @json_path 
        this.load_json @json_path, @mesh.update
      else console.log "No accessible data source"
  
  helpers: -> [ AsyncHelper ]