static void SerializeGltfOrthographicCamera(const OrthographicCamera &camera,
                                            json &o) {
  SerializeNumberProperty("zfar", camera.zfar, o);
  SerializeNumberProperty("znear", camera.znear, o);
  SerializeNumberProperty("xmag", camera.xmag, o);
  SerializeNumberProperty("ymag", camera.ymag, o);

  if (camera.extras.Type() != NULL_TYPE) {
    SerializeValue("extras", camera.extras, o);
  }
}
static void SerializeGltfOrthographicCamera(const OrthographicCamera &camera,
                                            json &o) {
  SerializeNumberProperty("zfar", camera.zfar, o);
  SerializeNumberProperty("znear", camera.znear, o);
  SerializeNumberProperty("xmag", camera.xmag, o);
  SerializeNumberProperty("ymag", camera.ymag, o);

  if (camera.extras.Type() != NULL_TYPE) {
    SerializeValue("extras", camera.extras, o);
  }
}