//Run in Polster thread, fills in object queues
private void processMessages()
{
//Only profiling block currently is the Handle Event block
const string HANDLE_EVENT_PROFILER_BLOCK = "Handle Event";
bool hasBegunProfilingForThread = false;
try
{
eLeapRS result;
_leapInit.DispatchOnContext(this, EventContext, new LeapEventArgs(LeapEvent.EVENT_INIT));
while (_isRunning)
{
if (LeapBeginProfilingForThread != null && !hasBegunProfilingForThread)
{
LeapBeginProfilingForThread(new BeginProfilingForThreadArgs("Worker Thread",
HANDLE_EVENT_PROFILER_BLOCK));
hasBegunProfilingForThread = true;
}
LEAP_CONNECTION_MESSAGE _msg = new LEAP_CONNECTION_MESSAGE();
uint timeout = 150;
result = LeapC.PollConnection(_leapConnection, timeout, ref _msg);
if (result != eLeapRS.eLeapRS_Success)
{
reportAbnormalResults("LeapC PollConnection call was ", result);
continue;
}
if (LeapBeginProfilingBlock != null && hasBegunProfilingForThread)
{
LeapBeginProfilingBlock(new BeginProfilingBlockArgs(HANDLE_EVENT_PROFILER_BLOCK));
}
switch (_msg.type)
{
case eLeapEventType.eLeapEventType_None:
break;
case eLeapEventType.eLeapEventType_Connection:
LEAP_CONNECTION_EVENT connection_evt;
StructMarshal <LEAP_CONNECTION_EVENT> .PtrToStruct(_msg.eventStructPtr, out connection_evt);
handleConnection(ref connection_evt);
break;
case eLeapEventType.eLeapEventType_ConnectionLost:
LEAP_CONNECTION_LOST_EVENT connection_lost_evt;
StructMarshal <LEAP_CONNECTION_LOST_EVENT> .PtrToStruct(_msg.eventStructPtr, out connection_lost_evt);
handleConnectionLost(ref connection_lost_evt);
break;
case eLeapEventType.eLeapEventType_Device:
LEAP_DEVICE_EVENT device_evt;
StructMarshal <LEAP_DEVICE_EVENT> .PtrToStruct(_msg.eventStructPtr, out device_evt);
handleDevice(ref device_evt);
break;
// Note that unplugging a device generates an eLeapEventType_DeviceLost event
// message, not a failure message. DeviceLost is further down.
case eLeapEventType.eLeapEventType_DeviceFailure:
LEAP_DEVICE_FAILURE_EVENT device_failure_evt;
StructMarshal <LEAP_DEVICE_FAILURE_EVENT> .PtrToStruct(_msg.eventStructPtr, out device_failure_evt);
handleFailedDevice(ref device_failure_evt);
break;
case eLeapEventType.eLeapEventType_Policy:
LEAP_POLICY_EVENT policy_evt;
StructMarshal <LEAP_POLICY_EVENT> .PtrToStruct(_msg.eventStructPtr, out policy_evt);
handlePolicyChange(ref policy_evt);
break;
case eLeapEventType.eLeapEventType_Tracking:
LEAP_TRACKING_EVENT tracking_evt;
StructMarshal <LEAP_TRACKING_EVENT> .PtrToStruct(_msg.eventStructPtr, out tracking_evt);
handleTrackingMessage(ref tracking_evt);
break;
case eLeapEventType.eLeapEventType_LogEvent:
LEAP_LOG_EVENT log_evt;
StructMarshal <LEAP_LOG_EVENT> .PtrToStruct(_msg.eventStructPtr, out log_evt);
reportLogMessage(ref log_evt);
break;
case eLeapEventType.eLeapEventType_DeviceLost:
LEAP_DEVICE_EVENT device_lost_evt;
StructMarshal <LEAP_DEVICE_EVENT> .PtrToStruct(_msg.eventStructPtr, out device_lost_evt);
handleLostDevice(ref device_lost_evt);
break;
case eLeapEventType.eLeapEventType_ConfigChange:
LEAP_CONFIG_CHANGE_EVENT config_change_evt;
StructMarshal <LEAP_CONFIG_CHANGE_EVENT> .PtrToStruct(_msg.eventStructPtr, out config_change_evt);
handleConfigChange(ref config_change_evt);
break;
case eLeapEventType.eLeapEventType_ConfigResponse:
handleConfigResponse(ref _msg);
break;
case eLeapEventType.eLeapEventType_DroppedFrame:
LEAP_DROPPED_FRAME_EVENT dropped_frame_evt;
StructMarshal <LEAP_DROPPED_FRAME_EVENT> .PtrToStruct(_msg.eventStructPtr, out dropped_frame_evt);
handleDroppedFrame(ref dropped_frame_evt);
break;
case eLeapEventType.eLeapEventType_Image:
LEAP_IMAGE_EVENT image_evt;
StructMarshal <LEAP_IMAGE_EVENT> .PtrToStruct(_msg.eventStructPtr, out image_evt);
handleImage(ref image_evt);
break;
case eLeapEventType.eLeapEventType_PointMappingChange:
LEAP_POINT_MAPPING_CHANGE_EVENT point_mapping_change_evt;
StructMarshal <LEAP_POINT_MAPPING_CHANGE_EVENT> .PtrToStruct(_msg.eventStructPtr, out point_mapping_change_evt);
handlePointMappingChange(ref point_mapping_change_evt);
break;
case eLeapEventType.eLeapEventType_HeadPose:
LEAP_HEAD_POSE_EVENT head_pose_event;
StructMarshal <LEAP_HEAD_POSE_EVENT> .PtrToStruct(_msg.eventStructPtr, out head_pose_event);
handleHeadPoseChange(ref head_pose_event);
break;
case eLeapEventType.eLeapEventType_DeviceStatusChange:
LEAP_DEVICE_STATUS_CHANGE_EVENT status_evt;
StructMarshal <LEAP_DEVICE_STATUS_CHANGE_EVENT> .PtrToStruct(_msg.eventStructPtr, out status_evt);
handleDeviceStatusEvent(ref status_evt);
break;
} //switch on _msg.type
if (LeapEndProfilingBlock != null && hasBegunProfilingForThread)
{
LeapEndProfilingBlock(new EndProfilingBlockArgs(HANDLE_EVENT_PROFILER_BLOCK));
}
} //while running
}
catch (Exception e)
{
Logger.Log("Exception: " + e);
_isRunning = false;
}
finally
{
if (LeapEndProfilingForThread != null && hasBegunProfilingForThread)
{
LeapEndProfilingForThread(new EndProfilingForThreadArgs());
}
}
}
//Run in Polster thread, fills in object queues
private void processMessages()
{
try
{
eLeapRS result;
_leapInit.Dispatch <LeapEventArgs>(this, new LeapEventArgs(LeapEvent.EVENT_INIT));
while (true)
{
LEAP_CONNECTION_MESSAGE _msg = new LEAP_CONNECTION_MESSAGE();
lock (_connLocker) {
if (_leapConnection == IntPtr.Zero)
{
break;
}
uint timeout = 1000;
result = LeapC.PollConnection(_leapConnection, timeout, ref _msg);
}
if (result != eLeapRS.eLeapRS_Success)
{
reportAbnormalResults("LeapC PollConnection call was ", result);
continue;
}
switch (_msg.type)
{
case eLeapEventType.eLeapEventType_Connection:
LEAP_CONNECTION_EVENT connection_evt = StructMarshal <LEAP_CONNECTION_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleConnection(ref connection_evt);
break;
case eLeapEventType.eLeapEventType_ConnectionLost:
LEAP_CONNECTION_LOST_EVENT connection_lost_evt = StructMarshal <LEAP_CONNECTION_LOST_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleConnectionLost(ref connection_lost_evt);
break;
case eLeapEventType.eLeapEventType_Device:
LEAP_DEVICE_EVENT device_evt = StructMarshal <LEAP_DEVICE_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleDevice(ref device_evt);
break;
case eLeapEventType.eLeapEventType_DeviceLost:
LEAP_DEVICE_EVENT device_lost_evt = StructMarshal <LEAP_DEVICE_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleLostDevice(ref device_lost_evt);
break;
case eLeapEventType.eLeapEventType_DeviceFailure:
LEAP_DEVICE_FAILURE_EVENT device_failure_evt = StructMarshal <LEAP_DEVICE_FAILURE_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleFailedDevice(ref device_failure_evt);
break;
case eLeapEventType.eLeapEventType_Tracking:
LEAP_TRACKING_EVENT tracking_evt = StructMarshal <LEAP_TRACKING_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleTrackingMessage(ref tracking_evt);
break;
case eLeapEventType.eLeapEventType_ImageComplete:
completeCount++;
LEAP_IMAGE_COMPLETE_EVENT image_complete_evt = StructMarshal <LEAP_IMAGE_COMPLETE_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleImageCompletion(ref image_complete_evt);
break;
case eLeapEventType.eLeapEventType_ImageRequestError:
failedCount++;
LEAP_IMAGE_FRAME_REQUEST_ERROR_EVENT failed_image_evt = StructMarshal <LEAP_IMAGE_FRAME_REQUEST_ERROR_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleFailedImageRequest(ref failed_image_evt);
break;
case eLeapEventType.eLeapEventType_LogEvent:
LEAP_LOG_EVENT log_evt = StructMarshal <LEAP_LOG_EVENT> .PtrToStruct(_msg.eventStructPtr);
reportLogMessage(ref log_evt);
break;
case eLeapEventType.eLeapEventType_PolicyChange:
LEAP_POLICY_EVENT policy_evt = StructMarshal <LEAP_POLICY_EVENT> .PtrToStruct(_msg.eventStructPtr);
handlePolicyChange(ref policy_evt);
break;
case eLeapEventType.eLeapEventType_ConfigChange:
LEAP_CONFIG_CHANGE_EVENT config_change_evt = StructMarshal <LEAP_CONFIG_CHANGE_EVENT> .PtrToStruct(_msg.eventStructPtr);
handleConfigChange(ref config_change_evt);
break;
case eLeapEventType.eLeapEventType_ConfigResponse:
handleConfigResponse(ref _msg);
break;
default:
//discard unknown message types
Logger.Log("Unhandled message type " + Enum.GetName(typeof(eLeapEventType), _msg.type));
break;
} //switch on _msg.type
} //while running
}
catch (Exception e)
{
Logger.Log("Exception: " + e);
this.Cleanup();
}
}
