Planet
navi homePPSaboutscreenshotsdownloaddevelopmentforum

source: orxonox.OLD/trunk/src/lib/network/data_stream.cc @ 8241

Last change on this file since 8241 was 7954, checked in by patrick, 19 years ago

trunk: merged the network branche back to trunk.

File size: 2.8 KB
RevLine 
[5554]1/*
2   orxonox - the future of 3D-vertical-scrollers
[5524]3
[5554]4   Copyright (C) 2004 orx
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11   ### File Specific:
12   main-programmer: Benjamin Knecht
13   co-programmer: ...
14*/
15
16/* include Data_stream Header */
[5562]17#include "data_stream.h"
[5524]18
[5554]19
20/* using namespace std is default, this needs to be here */
21using namespace std;
22
[5649]23
24
[5611]25/**
[5722]26 * This is the empty constructor
[5611]27 */
[5649]28DataStream::DataStream()
29{
30  this->setClassID(CL_DATA_STREAM, "DataStream");
[5808]31  this->upBuffer = new byte[DATA_STREAM_BUFFER_SIZE];
32  this->downBuffer = new byte[DATA_STREAM_BUFFER_SIZE];
[5649]33}
34
35/**
[5562]36 * This constructor creates a new DataStream and connects it to both streams (upStream, downStream)
[5554]37 */
[5611]38DataStream::DataStream(DataStream& inStream, DataStream& outStream)
[5569]39{
[5600]40    this->setClassID(CL_DATA_STREAM, "DataStream");
[5719]41    this->downStream = &outStream;
42    this->upStream = &inStream;
[5808]43
44    if( this->upBuffer)
45      delete[] this->upBuffer;
46    if( this->downBuffer)
47      delete[] this->downBuffer;
[5554]48}
49
50/**
51 *  standart deconstructor
52 */
[5562]53DataStream::~DataStream()
[5524]54{
[5569]55
[5524]56}
57
[5611]58
59/**
[5569]60 * This function connects this stream to another stream. The connected DataStream is an up-stream, meaning
[5562]61 * that the stream is "further away" from the NetworkSocket. The local reference upStream will be set to this
62 * Stream
[5554]63 */
[5562]64void DataStream::connectUpStream(DataStream& upStream)
[5524]65{
[5569]66
[5554]67}
68
[5562]69/**
[5569]70 * This function connects this stream to another stream. The connected DataStream is an down-stream, meaning
[5562]71 * that the stream is "closer" to the NetworkSocket.
72 */
73void DataStream::connectDownStream(DataStream& upStream)
74{
[5569]75
[5562]76}
[5554]77
78/**
[5562]79 * This function disconnects the upStream and sets it to NULL
[5554]80 */
[5562]81void DataStream::disconnectUpStream()
[5554]82{
[5569]83
[5524]84}
85
[5562]86/**
87 * This function disconnects the downStream and sets it to NULL
88 */
89void DataStream::disconnectDownStream()
90{
[5569]91
[5562]92}
[5554]93
[5569]94
[5600]95/**
96 * Following functions are protected and only visible inside the object and from derived classes
97 */
[5554]98
99/**
[5562]100 * This function writes the binary data to the local data. You will have to copy each byte and not only dublicate
101 * it.
[5719]102 *
103 * @param data: the binary array
104 * @param length: the length of the array
[5554]105 */
[5719]106void passDown(byte* data, int length)
[5524]107{
[5808]108
[5524]109}
110
[5554]111
112/**
[5562]113 * This function returns a reference to the local upData data array. So it can be read by an upper Stream
114 * The reading function will have to copy the whole data and musn't just reference it!
115 * This function is only called from other connected DataStreams to read the data.
[5719]116 *
117 * @param data: the binary array
118 * @return: the length of the data
[5554]119 */
[5719]120int passUp(byte* data)
[5524]121{
[5808]122
[5524]123}
Note: See TracBrowser for help on using the repository browser.