{ "X3D": {
    "encoding":"UTF-8",
    "@profile":"Interactive",
    "@version":"4.0",
    "@xsd:noNamespaceSchemaLocation":"https://www.web3d.org/specifications/x3d-4.0.xsd",
    "JSON schema":"https://www.web3d.org/specifications/x3d-4.0-JSONSchema.autogenerated.json",
    "head": {
        "meta": [
          {
            "@name":"title",
            "@content":"pelvis.x3d"
          },
          {
            "@name":"description",
            "@content":"pelvis includes sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx. Note that sacrum is considered part of pelvis anatomy, but sacrum is modeled in LOA-0 as segment for parent humanoid_root joint"
          },
          {
            "@name":"creator",
            "@content":"Don Brutzman, Joe Williams"
          },
          {
            "@name":"created",
            "@content":"15 March 2026"
          },
          {
            "@name":"modified",
            "@content":"23 April 2026"
          },
          {
            "@name":"TODO",
            "@content":"sacrum belongs with pelvis, specification change needed to make topmost segment virtual"
          },
          {
            "@name":"reference",
            "@content":"https://en.wikipedia.org/wiki/Pelvis"
          },
          {
            "@name":"reference",
            "@content":"usage examples https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Medical"
          },
          {
            "@name":"generator",
            "@content":"X3D-Edit 4.0, https://www.web3d.org/x3d/tools/X3D-Edit"
          },
          {
            "@name":"generator",
            "@content":"X3D Tidy, https://www.web3d.org/x3d/stylesheets/X3dTidy.html"
          },
          {
            "@name":"identifier",
            "@content":"https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/pelvis.x3d"
          },
          {
            "@name":"license",
            "@content":"../license.html"
          },
          {
            "@name":"translated",
            "@content":"23 April 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":
            {
              "@title":"pelvis.x3d"
            }
          },
          { "Background":
            {
              "@skyColor":[0.858824,1,0.94902]
            }
          },
          {
            "#comment":"vertical offset to max height of l_hip_bone and r_hip_bone"
          },
          { "Transform":
            {
              "@DEF":"pelvis",
              "@center":[0.0005,1.0150,-0.0369],
              "@translation":[0,0.9525,0],
              "-children":[
                {
                  "#comment":"sacrum offset to match joint socket:"
                },
                {
                  "#comment":"sacrum.x3d + translation +0.0005 +0.9750 -0.0769"
                },
                {
                  "#comment":"sacrum.x3d adjusted axes +0.0000 +0.0400 +0.0400"
                },
                {
                  "#comment":"sacrum.x3d =joint center +0.0005 +1.0150 -0.0369"
                },
                { "ViewpointGroup":
                  {
                    "@DEF":"ViewpointGroupPelvis",
                    "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) model",
                    "@retainUserOffsets":true,
                    "-children":[
                      { "Viewpoint":
                        {
                          "@DEF":"ViewFromFront",
                          "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) from front",
                          "@nearDistance":0.001,
                          "@position":[0,0,0.4],
                          "@retainUserOffsets":true
                        }
                      },
                      { "Viewpoint":
                        {
                          "@DEF":"ViewFromBehind",
                          "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) from left side",
                          "@nearDistance":0.001,
                          "@orientation":[0,1,0,1.5708],
                          "@position":[0.4,0,0],
                          "@retainUserOffsets":true
                        }
                      },
                      { "Viewpoint":
                        {
                          "@DEF":"ViewFromLeft",
                          "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) from behind",
                          "@nearDistance":0.001,
                          "@orientation":[0,1,0,3.1416],
                          "@position":[0,0,-0.4],
                          "@retainUserOffsets":true
                        }
                      },
                      { "Viewpoint":
                        {
                          "@DEF":"ViewFromRight",
                          "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) from right side",
                          "@nearDistance":0.001,
                          "@orientation":[0,1,0,-1.5708],
                          "@position":[-0.4,0,0],
                          "@retainUserOffsets":true
                        }
                      },
                      { "Viewpoint":
                        {
                          "@DEF":"ViewFromAbove",
                          "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) from above",
                          "@nearDistance":0.001,
                          "@orientation":[1,0,0,-1.5708],
                          "@position":[0,0.4,0],
                          "@retainUserOffsets":true
                        }
                      },
                      { "Viewpoint":
                        {
                          "@DEF":"ViewFromBelow",
                          "@description":"pelvis LOA-1 (sacrum, l_hip_bone, r_hip_bone, pubic_symphysis, coccyx) from below",
                          "@nearDistance":0.001,
                          "@orientation":[1,0,0,1.5708],
                          "@position":[0,-0.4,0],
                          "@retainUserOffsets":true
                        }
                      }
                    ]
                  }
                }
              ]
            }
          },
          { "Inline":
            {
              "@DEF":"sacrum",
              "@url":["sacrum.x3d","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/sacrum.x3d","sacrum.wrl","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/sacrum.wrl"]
            }
          },
          { "Inline":
            {
              "@DEF":"l_hip_bone",
              "@url":["l_hip_bone.x3d","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/l_hip_bone.x3d","l_hip_bone.wrl","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/l_hip_bone.wrl"]
            }
          },
          { "Inline":
            {
              "@DEF":"r_hip_bone",
              "@url":["r_hip_bone.x3d","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/r_hip_bone.x3d","r_hip_bone.wrl","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/r_hip_bone.wrl"]
            }
          },
          { "Inline":
            {
              "@DEF":"pubic_symphysis",
              "@url":["pubic_symphysis.x3d","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/pubic_symphysis.x3d","pubic_symphysis.wrl","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/pubic_symphysis.wrl"]
            }
          },
          { "Inline":
            {
              "@DEF":"coccyx",
              "@url":["coccyx.x3d","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/coccyx.x3d","coccyx.wrl","https://www.web3d.org/x3d/content/examples/HumanoidAnimation/Bones/coccyx.wrl"]
            }
          }
        ]
    }
  }
}