Panda3D
dataNodeTransmit.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 dataNodeTransmit.h
10  * @author drose
11  * @date 2002-03-11
12  */
13 
14 #ifndef DATANODETRANSMIT_H
15 #define DATANODETRANSMIT_H
16 
17 #include "pandabase.h"
18 #include "eventParameter.h"
19 #include "typedWritable.h"
20 #include "deletedChain.h"
21 
22 class Datagram;
23 class DatagramIterator;
24 class BamReader;
25 class BamWriter;
26 
27 /**
28  * Encapsulates the data generated from (or sent into) any particular
29  * DataNode. This is basically just an array of EventParameters, one for each
30  * registered input or output wire.
31  */
32 class EXPCL_PANDA_DGRAPH DataNodeTransmit : public TypedWritable {
33 public:
34  INLINE DataNodeTransmit();
35  INLINE DataNodeTransmit(const DataNodeTransmit &copy);
36  INLINE void operator = (const DataNodeTransmit &copy);
37  virtual ~DataNodeTransmit();
38  ALLOC_DELETED_CHAIN(DataNodeTransmit);
39 
40  INLINE void reserve(int num_wires);
41 
42  INLINE const EventParameter &get_data(int index) const;
43  INLINE bool has_data(int index) const;
44  INLINE void set_data(int index, const EventParameter &data);
45 
46 private:
47  void slot_data(int index);
48 
50  Data _data;
51 
52 public:
53  static void register_with_read_factory();
54  virtual void write_datagram(BamWriter *manager, Datagram &dg);
56  BamReader *manager);
57 
58 protected:
59  static TypedWritable *make_from_bam(const FactoryParams &params);
60  void fillin(DatagramIterator &scan, BamReader *manager);
61 
62 public:
63  static TypeHandle get_class_type() {
64  return _type_handle;
65  }
66  static void init_type() {
67  TypedWritable::init_type();
68  register_type(_type_handle, "DataNodeTransmit",
69  TypedWritable::get_class_type());
70  }
71  virtual TypeHandle get_type() const {
72  return get_class_type();
73  }
74  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
75 
76 private:
77  static TypeHandle _type_handle;
78 };
79 
80 #include "dataNodeTransmit.I"
81 
82 #endif
pvector< EventParameter >
eventParameter.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
DatagramIterator
A class to retrieve the individual data elements previously stored in a Datagram.
Definition: datagramIterator.h:27
typedWritable.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
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
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
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
TypedWritable
Base class for objects that can be written to and read from Bam files.
Definition: typedWritable.h:35
Datagram
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
Definition: datagram.h:38
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
FactoryParams
An instance of this class is passed to the Factory when requesting it to do its business and construc...
Definition: factoryParams.h:36
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
plist
This is our own Panda specialization on the default STL list.
Definition: plist.h:35
dataNodeTransmit.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
deletedChain.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
EventParameter
An optional parameter associated with an event.
Definition: eventParameter.h:35
DataNodeTransmit
Encapsulates the data generated from (or sent into) any particular DataNode.
Definition: dataNodeTransmit.h:32
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