getValue method
Implementation
Matrix4? getValue(String name) {
  if (name == "bindMatrix") {
    return bindMatrix;
  } else {
    throw ("Object3D.getValue type: $type name: $name is not support .... ");
  }
}Matrix4? getValue(String name) {
  if (name == "bindMatrix") {
    return bindMatrix;
  } else {
    throw ("Object3D.getValue type: $type name: $name is not support .... ");
  }
}