Panda3D
|
00001 // Filename: fltRecordWriter.h 00002 // Created by: drose (24Aug00) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef FLTRECORDWRITER_H 00016 #define FLTRECORDWRITER_H 00017 00018 #include "pandatoolbase.h" 00019 00020 #include "fltOpcode.h" 00021 #include "fltError.h" 00022 00023 #include "datagram.h" 00024 #include "pset.h" 00025 00026 class FltHeader; 00027 00028 //////////////////////////////////////////////////////////////////// 00029 // Class : FltRecordWriter 00030 // Description : This class writes a sequence of FltRecords to an 00031 // ostream, handling opcode and size counts properly. 00032 //////////////////////////////////////////////////////////////////// 00033 class FltRecordWriter { 00034 public: 00035 FltRecordWriter(ostream &out); 00036 ~FltRecordWriter(); 00037 00038 void set_opcode(FltOpcode opcode); 00039 const Datagram &get_datagram() const; 00040 void set_datagram(const Datagram &datagram); 00041 Datagram &update_datagram(); 00042 00043 FltError advance(); 00044 00045 FltError write_record(FltOpcode opcode, 00046 const Datagram &datagram = Datagram()); 00047 00048 FltError write_instance_def(FltHeader *header, int instance_index); 00049 00050 private: 00051 ostream &_out; 00052 Datagram _datagram; 00053 FltOpcode _opcode; 00054 00055 typedef pset<int> Instances; 00056 Instances _instances_written; 00057 }; 00058 00059 #endif 00060 00061