diff options
Diffstat (limited to 'LibOVR/Src/OVR_DeviceHandle.cpp')
| -rw-r--r-- | LibOVR/Src/OVR_DeviceHandle.cpp | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/LibOVR/Src/OVR_DeviceHandle.cpp b/LibOVR/Src/OVR_DeviceHandle.cpp deleted file mode 100644 index cf6f05f..0000000 --- a/LibOVR/Src/OVR_DeviceHandle.cpp +++ /dev/null @@ -1,185 +0,0 @@ -/************************************************************************************ - -Filename : OVR_DeviceHandle.cpp -Content : Implementation of device handle class -Created : February 5, 2013 -Authors : Lee Cooper - -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_DeviceHandle.h" - -#include "OVR_DeviceImpl.h" - -namespace OVR { - -//------------------------------------------------------------------------------------- -// ***** DeviceHandle - -DeviceHandle::DeviceHandle(DeviceCreateDesc* impl) : pImpl(impl) -{ - if (pImpl) - pImpl->AddRef(); -} - -DeviceHandle::DeviceHandle(const DeviceHandle& src) : pImpl(src.pImpl) -{ - if (pImpl) - pImpl->AddRef(); -} - -DeviceHandle::~DeviceHandle() -{ - if (pImpl) - pImpl->Release(); -} - -void DeviceHandle::operator = (const DeviceHandle& src) -{ - if (src.pImpl) - src.pImpl->AddRef(); - if (pImpl) - pImpl->Release(); - pImpl = src.pImpl; -} - -DeviceBase* DeviceHandle::GetDevice_AddRef() const -{ - if (pImpl && pImpl->pDevice) - { - pImpl->pDevice->AddRef(); - return pImpl->pDevice; - } - return NULL; -} - -// Returns true, if the handle contains the same device ptr -// as specified in the parameter. -bool DeviceHandle::IsDevice(DeviceBase* pdev) const -{ - return (pdev && pImpl && pImpl->pDevice) ? - pImpl->pDevice == pdev : false; -} - -DeviceType DeviceHandle::GetType() const -{ - return pImpl ? pImpl->Type : Device_None; -} - -bool DeviceHandle::GetDeviceInfo(DeviceInfo* info) const -{ - return pImpl ? pImpl->GetDeviceInfo(info) : false; -} -bool DeviceHandle::IsAvailable() const -{ - // This isn't "atomically safe", but the function only returns the - // recent state that may change. - return pImpl ? (pImpl->Enumerated && pImpl->pLock->pManager) : false; -} - -bool DeviceHandle::IsCreated() const -{ - return pImpl ? (pImpl->pDevice != 0) : false; -} - -DeviceBase* DeviceHandle::CreateDevice() -{ - if (!pImpl) - return 0; - - DeviceBase* device = 0; - Ptr<DeviceManagerImpl> manager= 0; - - // Since both manager and device pointers can only be destroyed during a lock, - // hold it while checking for availability. - // AddRef to manager so that it doesn't get released on us. - { - Lock::Locker deviceLockScope(pImpl->GetLock()); - - if (pImpl->pDevice) - { - pImpl->pDevice->AddRef(); - return pImpl->pDevice; - } - manager = pImpl->GetManagerImpl(); - } - - if (manager) - { - if (manager->GetThreadId() != OVR::GetCurrentThreadId()) - { - // Queue up a CreateDevice request. This fills in '&device' with AddRefed value, - // or keep it at null. - manager->GetThreadQueue()->PushCallAndWaitResult( - manager.GetPtr(), &DeviceManagerImpl::CreateDevice_MgrThread, - &device, pImpl, (DeviceBase*)0); - } - else - device = manager->CreateDevice_MgrThread(pImpl, (DeviceBase*)0); - } - return device; -} - -void DeviceHandle::Clear() -{ - if (pImpl) - { - pImpl->Release(); - pImpl = 0; - } -} - -bool DeviceHandle::enumerateNext(const DeviceEnumerationArgs& args) -{ - if (GetType() == Device_None) - return false; - - Ptr<DeviceManagerImpl> managerKeepAlive; - Lock::Locker lockScope(pImpl->GetLock()); - - DeviceCreateDesc* next = pImpl; - // If manager was destroyed, we get removed from the list. - if (!pImpl->pNext) - return false; - - managerKeepAlive = next->GetManagerImpl(); - OVR_ASSERT(managerKeepAlive); - - do { - next = next->pNext; - - if (managerKeepAlive->Devices.IsNull(next)) - { - pImpl->Release(); - pImpl = 0; - return false; - } - - } while(!args.MatchRule(next->Type, next->Enumerated)); - - next->AddRef(); - pImpl->Release(); - pImpl = next; - - return true; -} - -} // namespace OVR - |