1 files changed, 81 insertions, 0 deletions
diff --git a/LibOVR/Src/Kernel/OVR_System.cpp b/LibOVR/Src/Kernel/OVR_System.cpp
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+++ b/LibOVR/Src/Kernel/OVR_System.cpp
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+/************************************************************************************
+
+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
+