public int getSerializedSize() {
      int size = memoizedSerializedSize;
      if (size != -1) return size;
    
      size = 0;
      if (((bitField0_ & 0x00000001) == 0x00000001)) {
        size += com.google.protobuf.CodedOutputStream
          .computeInt64Size(1, tag_);
      }
      if (((bitField0_ & 0x00000002) == 0x00000002)) {
        size += com.google.protobuf.CodedOutputStream
          .computeEnumSize(2, type_.getNumber());
      }
      if (((bitField0_ & 0x00000004) == 0x00000004)) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(10, center_);
      }
      if (((bitField0_ & 0x00000008) == 0x00000008)) {
        size += com.google.protobuf.CodedOutputStream
          .computeFloatSize(11, radius_);
      }
      for (int i = 0; i < points_.size(); i++) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(20, points_.get(i));
      }
      for (int i = 0; i < normals_.size(); i++) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(21, normals_.get(i));
      }
      if (((bitField0_ & 0x00000010) == 0x00000010)) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(22, centroid_);
      }
      size += getUnknownFields().getSerializedSize();
      memoizedSerializedSize = size;
      return size;
    }