Threads_win.cpp
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00001 /*
00002  * This file is part of ALVAR, A Library for Virtual and Augmented Reality.
00003  *
00004  * Copyright 2007-2012 VTT Technical Research Centre of Finland
00005  *
00006  * Contact: VTT Augmented Reality Team <alvar.info@vtt.fi>
00007  *          <http://www.vtt.fi/multimedia/alvar.html>
00008  *
00009  * ALVAR is free software; you can redistribute it and/or modify it under the
00010  * terms of the GNU Lesser General Public License as published by the Free
00011  * Software Foundation; either version 2.1 of the License, or (at your option)
00012  * any later version.
00013  *
00014  * This library is distributed in the hope that it will be useful, but WITHOUT
00015  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00016  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
00017  * for more details.
00018  *
00019  * You should have received a copy of the GNU Lesser General Public License
00020  * along with ALVAR; if not, see
00021  * <http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html>.
00022  */
00023 
00024 #include "Threads_private.h"
00025 
00026 #include <vector>
00027 #include <windows.h>
00028 
00029 namespace alvar {
00030 
00031 struct StartThreadParameters
00032 {
00033     void *(*method)(void *);
00034     void *parameters;
00035 };
00036 
00037 static DWORD WINAPI startThread(void *parameters)
00038 {
00039     DWORD value;
00040     struct StartThreadParameters *p = (struct StartThreadParameters *)parameters;
00041     value = (DWORD)p->method(p->parameters);
00042     delete p;
00043         return value;
00044 }
00045 
00046 class ThreadsPrivateData
00047 {
00048 public:
00049     ThreadsPrivateData()
00050         : mHandles()
00051     {
00052     }
00053 
00054     std::vector<HANDLE> mHandles;
00055 };
00056 
00057 ThreadsPrivate::ThreadsPrivate()
00058     : d(new ThreadsPrivateData())
00059 {
00060 }
00061 
00062 ThreadsPrivate::~ThreadsPrivate()
00063 {
00064     for (int i = 0; i < (int)d->mHandles.size(); ++i) {
00065                 CloseHandle(d->mHandles.at(i));
00066         }
00067         d->mHandles.clear();
00068 
00069     delete d;
00070 }
00071 
00072 bool ThreadsPrivate::create(void *(*method)(void *), void *parameters)
00073 {
00074     StartThreadParameters *p = new StartThreadParameters;
00075     p->method = method;
00076     p->parameters = parameters;
00077 
00078     HANDLE thread = CreateThread(
00079             NULL,
00080             0,
00081             (LPTHREAD_START_ROUTINE)startThread,
00082             p,
00083             0,
00084             NULL);
00085 
00086         if (thread != NULL) {
00087         d->mHandles.push_back(thread);
00088         return true;
00089         }
00090         return false;
00091 }
00092 
00093 } // namespace alvar


ar_track_alvar
Author(s): Scott Niekum
autogenerated on Sun Oct 5 2014 22:16:26