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fltLOD.h
00001 // Filename: fltLOD.h
00002 // Created by:  drose (25Aug00)
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 FLTLOD_H
00016 #define FLTLOD_H
00017 
00018 #include "pandatoolbase.h"
00019 
00020 #include "fltBeadID.h"
00021 
00022 ////////////////////////////////////////////////////////////////////
00023 //       Class : FltLOD
00024 // Description : A Level-of-Detail record.
00025 ////////////////////////////////////////////////////////////////////
00026 class FltLOD : public FltBeadID {
00027 public:
00028   FltLOD(FltHeader *header);
00029 
00030   enum Flags {
00031     F_use_previous_slant  = 0x80000000,
00032     F_freeze_center       = 0x20000000
00033   };
00034 
00035   double _switch_in;
00036   double _switch_out;
00037   int _special_id1, _special_id2;
00038   unsigned int _flags;
00039   double _center_x;
00040   double _center_y;
00041   double _center_z;
00042   double _transition_range;
00043 
00044 protected:
00045   virtual bool extract_record(FltRecordReader &reader);
00046   virtual bool build_record(FltRecordWriter &writer) const;
00047 
00048 public:
00049   virtual TypeHandle get_type() const {
00050     return get_class_type();
00051   }
00052   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00053   static TypeHandle get_class_type() {
00054     return _type_handle;
00055   }
00056   static void init_type() {
00057     FltBeadID::init_type();
00058     register_type(_type_handle, "FltLOD",
00059                   FltBeadID::get_class_type());
00060   }
00061 
00062 private:
00063   static TypeHandle _type_handle;
00064 };
00065 
00066 #endif
00067 
00068 
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