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Diffstat (limited to 'LibOVR/Src/Kernel/OVR_System.cpp')
-rw-r--r-- | LibOVR/Src/Kernel/OVR_System.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/LibOVR/Src/Kernel/OVR_System.cpp b/LibOVR/Src/Kernel/OVR_System.cpp new file mode 100644 index 0000000..3144ade --- /dev/null +++ b/LibOVR/Src/Kernel/OVR_System.cpp @@ -0,0 +1,81 @@ +/************************************************************************************ + +Filename : OVR_System.cpp +Content : General kernel initialization/cleanup, including that + of the memory allocator. +Created : September 19, 2012 +Notes : + +Copyright : Copyright 2014 Oculus VR, Inc. All Rights reserved. + +Licensed under the Oculus VR Rift SDK License Version 3.1 (the "License"); +you may not use the Oculus VR Rift SDK except in compliance with the License, +which is provided at the time of installation or download, or which +otherwise accompanies this software in either electronic or hard copy form. + +You may obtain a copy of the License at + +http://www.oculusvr.com/licenses/LICENSE-3.1 + +Unless required by applicable law or agreed to in writing, the Oculus VR SDK +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +************************************************************************************/ + +#include "OVR_System.h" +#include "OVR_Threads.h" +#include "OVR_Timer.h" + +namespace OVR { + +// ***** OVR::System Implementation + +// Initializes System core, installing allocator. +void System::Init(Log* log, Allocator *palloc) +{ + if (!Allocator::GetInstance()) + { + Log::SetGlobalLog(log); + Timer::initializeTimerSystem(); + Allocator::setInstance(palloc); + } + else + { + OVR_DEBUG_LOG(("System::Init failed - duplicate call.")); + } +} + +void System::Destroy() +{ + if (Allocator::GetInstance()) + { + // Wait for all threads to finish; this must be done so that memory + // allocator and all destructors finalize correctly. +#ifdef OVR_ENABLE_THREADS + Thread::FinishAllThreads(); +#endif + + // Shutdown heap and destroy SysAlloc singleton, if any. + Allocator::GetInstance()->onSystemShutdown(); + Allocator::setInstance(0); + + Timer::shutdownTimerSystem(); + Log::SetGlobalLog(Log::GetDefaultLog()); + } + else + { + OVR_DEBUG_LOG(("System::Destroy failed - System not initialized.")); + } +} + +// Returns 'true' if system was properly initialized. +bool System::IsInitialized() +{ + return Allocator::GetInstance() != 0; +} + +} // OVR + |