Panda3D

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recorderFrame.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file recorderFrame.h
10 * @author drose
11 * @date 2004-01-28
12 */
13
14#ifndef RECORDERFRAME_H
15#define RECORDERFRAME_H
16
17#include "pandabase.h"
18#include "recorderBase.h"
19#include "typedWritable.h"
20#include "recorderTable.h"
21#include "datagram.h"
22
23 class BamWriter;
24 class BamReader;
25 class FactoryParams;
26
27/**
28 * This object represents one frame of data in the recorded session file. One
29 * of these is repeatedly created and destructed in recording and playback,
30 * respectively.
31 */
32 class EXPCL_PANDA_RECORDER RecorderFrame : public TypedWritable {
33 public:
34 INLINE RecorderFrame();
35 INLINE RecorderFrame(double timestamp, int frame,
36 bool table_changed, RecorderTable *table);
37 INLINE ~RecorderFrame();
38
39 void play_frame(BamReader *manager);
40
41 double _timestamp;
42 int _frame;
43 bool _table_changed;
44 RecorderTable *_table;
45
46 Datagram _data;
47 size_t _data_pos;
48
49 private:
50 RecorderTable _local_table;
51
52 public:
53 static void register_with_read_factory();
54 virtual void write_datagram(BamWriter *manager, Datagram &dg);
55 virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
56
57 protected:
58 static TypedWritable *make_from_bam(const FactoryParams &params);
59 void fillin(DatagramIterator &scan, BamReader *manager);
60
61 public:
62 static TypeHandle get_class_type() {
63 return _type_handle;
64 }
65 static void init_type() {
66 TypedWritable::init_type();
67 register_type(_type_handle, "RecorderFrame",
68 TypedWritable::get_class_type());
69 }
70 virtual TypeHandle get_type() const {
71 return get_class_type();
72 }
73 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
74
75 private:
76 static TypeHandle _type_handle;
77};
78
79#include "recorderFrame.I"
80
81#endif
BamReader
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
Definition bamReader.h:110
BamWriter
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
Definition bamWriter.h:63
DatagramIterator
A class to retrieve the individual data elements previously stored in a Datagram.
Definition datagramIterator.h:30
Datagram
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
Definition datagram.h:38
FactoryParams
An instance of this class is passed to the Factory when requesting it to do its business and construc...
Definition factoryParams.h:36
RecorderFrame::play_frame
void play_frame(BamReader *manager)
Once the raw data has been read in from the session file, and the table has been decoded,...
Definition recorderFrame.cxx:27
RecorderFrame::register_with_read_factory
static void register_with_read_factory()
Tells the BamReader how to create objects of type Lens.
Definition recorderFrame.cxx:39
RecorderTable
This object is used by the RecorderController to write (and read) a record of the set of recorders in...
Definition recorderTable.h:32
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
TypedWritable::fillin
virtual void fillin(DatagramIterator &scan, BamReader *manager)
This internal function is intended to be called by each class's make_from_bam() method to read in all...
Definition typedWritable.cxx:103
TypedWritable::write_datagram
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
Definition typedWritable.cxx:54
TypedWritable::complete_pointers
virtual int complete_pointers(TypedWritable **p_list, BamReader *manager)
Receives an array of pointers, one for each time manager->read_pointer() was called in fillin().
Definition typedWritable.cxx:81
plist
This is our own Panda specialization on the default STL list.
Definition plist.h:35
datagram.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
recorderBase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
recorderFrame.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
recorderTable.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
register_type
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
Definition register_type.I:22
typedWritable.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.