{ "X3D": {
    "encoding":"UTF-8",
    "@profile":"Immersive",
    "@version":"3.3",
    "@xsd:noNamespaceSchemaLocation":"https://www.web3d.org/specifications/x3d-3.3.xsd",
    "JSON schema":"https://www.web3d.org/specifications/x3d-4.0-JSONSchema.autogenerated.json",
    "head": {
        "meta": [
          {
            "@name":"title",
            "@content":"IntroductionMessage.x3d"
          },
          {
            "@name":"description",
            "@content":"Welcome text message (positioned high and low) that introduces visitor to Kelp Forest Exhibit upon initial entry - zoom camera back beyond 40m range to make this text visible."
          },
          {
            "@name":"creator",
            "@content":"Todd Gagnon and Mark A. Boyd"
          },
          {
            "@name":"created",
            "@content":"1 June 1998"
          },
          {
            "@name":"translated",
            "@content":"17 December 2002"
          },
          {
            "@name":"modified",
            "@content":"20 October 2019"
          },
          {
            "@name":"reference",
            "@content":"http://faculty.nps.edu/brutzman/kelp"
          },
          {
            "@name":"subject",
            "@content":"Kelp Forest 3D models"
          },
          {
            "@name":"accessRights",
            "@content":"All content has permissions for free use. Please provide credit to the Naval Postgraduate School (NPS) Modeling Virtual Environments and Simulation (MOVES) Institute."
          },
          {
            "@name":"identifier",
            "@content":"https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/KelpForestExhibit/IntroductionMessage.x3d"
          },
          {
            "@name":"generator",
            "@content":"X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit"
          },
          {
            "@name":"license",
            "@content":"../license.html"
          },
          {
            "@name":"translated",
            "@content":"25 March 2026"
          },
          {
            "@name":"generator",
            "@content":"X3dToJson.xslt, https://www.web3d.org/x3d/stylesheets/X3dToJson.html"
          },
          {
            "@name":"reference",
            "@content":"X3D JSON encoding: https://www.web3d.org/wiki/index.php/X3D_JSON_Encoding"
          }
        ]
    },
    "Scene": {
        "-children":[
          { "WorldInfo":
            {
              "@info":["Level of detail introduction message for model of the Monterey Bay Aquarium Kelp Forest","DTG of last Update: 021900Jun98","Added: ","Updated: messageTwo1.2.wrl","Modeled by: Todd Gagnon and Mark A. Boyd"],
              "@title":"introductionMessage1.2.wrl"
            }
          },
          {
            "#comment":"This is a sort of \"reverse\" LOD: text is hidden at close range to avoid distraction, but becomes visible when seen from entry viewpoint (behond LOD range 40m)."
          },
          { "NavigationInfo":
            {
              "@speed":10,
              "@type":["FLY","ANY"]
            }
          },
          { "LOD":
            {
              "@forceTransitions":true,
              "@range":[30],
              "-children":[
                { "WorldInfo":
                  {
                    "@info":["null node"]
                  }
                },
                { "Group":
                  {
                    "-children":[
                      { "Transform":
                        {
                          "@translation":[0.0,30.0,-60.0],
                          "-children":[
                            { "Shape":
                              {
                                "-appearance":
                                  { "Appearance":
                                    {
                                      "@DEF":"WordsAppearance",
                                      "-material":
                                        { "Material":
                                          {
                                            "@diffuseColor":[0.9,0.9,0.9]
                                          }
                                        }
                                    }
                                  },
                                "-geometry":
                                  { "Text":
                                    {
                                      "@string":["Welcome to the NPS simulation of the","Monterey Bay Aquarium Kelp Forest"],
                                      "-fontStyle":
                                        { "FontStyle":
                                          {
                                            "@justify":["MIDDLE","MIDDLE"],
                                            "@size":6.0,
                                            "@style":"BOLD"
                                          }
                                        }
                                    }
                                  }
                              }
                            }
                          ]
                        }
                      },
                      { "Transform":
                        {
                          "@translation":[0.0,-30.0,-60.0],
                          "-children":[
                            { "Shape":
                              {
                                "-appearance":
                                  { "Appearance":
                                    {
                                      "@USE":"WordsAppearance"
                                    }
                                  },
                                "-geometry":
                                  { "Text":
                                    {
                                      "@string":["Find sharks! See new viewpoints!","Press PageDown, wait and watch."],
                                      "-fontStyle":
                                        { "FontStyle":
                                          {
                                            "@justify":["MIDDLE","MIDDLE"],
                                            "@size":5.0,
                                            "@style":"BOLD"
                                          }
                                        }
                                    }
                                  }
                              }
                            }
                          ]
                        }
                      }
                    ]
                  }
                }
              ]
            }
          }
        ]
    }
  }
}