OpenWalnut
1.4.0
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00001 //--------------------------------------------------------------------------- 00002 // 00003 // Project: OpenWalnut ( http://www.openwalnut.org ) 00004 // 00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS 00006 // For more information see http://www.openwalnut.org/copying 00007 // 00008 // This file is part of OpenWalnut. 00009 // 00010 // OpenWalnut is free software: you can redistribute it and/or modify 00011 // it under the terms of the GNU Lesser General Public License as published by 00012 // the Free Software Foundation, either version 3 of the License, or 00013 // (at your option) any later version. 00014 // 00015 // OpenWalnut is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 // GNU Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public License 00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>. 00022 // 00023 //--------------------------------------------------------------------------- 00024 00025 #include <string> 00026 00027 #include "WGraphicsEngine.h" 00028 00029 #include "WGERequirement.h" 00030 00031 WGERequirement::WGERequirement(): 00032 WRequirement() 00033 { 00034 // initialize members 00035 } 00036 00037 WGERequirement::~WGERequirement() 00038 { 00039 // cleanup 00040 } 00041 00042 bool WGERequirement::isComplied() const 00043 { 00044 // simply using isRunning() is not sufficient. It is possible that a module starts before the GE has completed startup. 00045 // We use the wait function. It returns immediately if the engine already runs. It returns false if engine is not running and will not be 00046 // running. 00047 return WGraphicsEngine::waitForStartupComplete(); 00048 } 00049 00050 std::string WGERequirement::getDescription() const 00051 { 00052 return "Module needs a running graphics engine."; 00053 } 00054