Exemplo n.º 1
0
        private void handleDevice(ref LEAP_DEVICE_EVENT deviceMsg)
        {
            IntPtr deviceHandle = deviceMsg.device.handle;

            if (deviceHandle == IntPtr.Zero)
            {
                return;
            }

            LEAP_DEVICE_INFO deviceInfo = new LEAP_DEVICE_INFO();
            eLeapRS          result;

            IntPtr device;

            result = LeapC.OpenDevice(deviceMsg.device, out device);
            if (result != eLeapRS.eLeapRS_Success)
            {
                return;
            }

            deviceInfo.serial = IntPtr.Zero;
            deviceInfo.size   = (uint)Marshal.SizeOf(deviceInfo);
            result            = LeapC.GetDeviceInfo(device, ref deviceInfo); //Query the serial length
            if (result != eLeapRS.eLeapRS_Success)
            {
                return;
            }

            deviceInfo.serial = Marshal.AllocCoTaskMem((int)deviceInfo.serial_length);
            result            = LeapC.GetDeviceInfo(device, ref deviceInfo); //Query the serial

            if (result == eLeapRS.eLeapRS_Success)
            {
                Device apiDevice = new Device(deviceHandle,
                                              device,
                                              deviceInfo.h_fov,              //radians
                                              deviceInfo.v_fov,              //radians
                                              deviceInfo.range / 1000.0f,    //to mm
                                              deviceInfo.baseline / 1000.0f, //to mm
                                              (Device.DeviceType)deviceInfo.type,
                                              deviceInfo.status,
                                              Marshal.PtrToStringAnsi(deviceInfo.serial));
                Marshal.FreeCoTaskMem(deviceInfo.serial);
                _devices.AddOrUpdate(apiDevice);

                if (LeapDevice != null)
                {
                    LeapDevice.DispatchOnContext(this, EventContext, new DeviceEventArgs(apiDevice));
                }
            }
        }
        private void handleDevice(ref LEAP_DEVICE_EVENT deviceMsg)
        {
            IntPtr deviceHandle = deviceMsg.device.handle;

            if (deviceHandle == IntPtr.Zero)
            {
                return;
            }

            LEAP_DEVICE_INFO deviceInfo = new LEAP_DEVICE_INFO();
            eLeapRS          result;

            IntPtr device;

            result = LeapC.OpenDevice(deviceMsg.device, out device);
            uint defaultLength = 14;

            deviceInfo.serial_length = defaultLength;
            deviceInfo.serial        = Marshal.AllocCoTaskMem((int)defaultLength);
            deviceInfo.size          = (uint)Marshal.SizeOf(deviceInfo);
            result = LeapC.GetDeviceInfo(device, out deviceInfo);

            if (result == eLeapRS.eLeapRS_InsufficientBuffer)
            {
                Marshal.FreeCoTaskMem(deviceInfo.serial);
                deviceInfo.serial = Marshal.AllocCoTaskMem((int)deviceInfo.serial_length);
                deviceInfo.size   = (uint)Marshal.SizeOf(deviceInfo);
                result            = LeapC.GetDeviceInfo(deviceHandle, out deviceInfo);
            }

            if (result == eLeapRS.eLeapRS_Success)
            {
                Device apiDevice = new Device(deviceHandle,
                                              deviceInfo.h_fov,           //radians
                                              deviceInfo.v_fov,           //radians
                                              deviceInfo.range / 1000,    //to mm
                                              deviceInfo.baseline / 1000, //to mm
                                              (deviceInfo.caps == (UInt32)eLeapDeviceCaps.eLeapDeviceCaps_Embedded),
                                              (deviceInfo.status == (UInt32)eLeapDeviceStatus.eLeapDeviceStatus_Streaming),
                                              Marshal.PtrToStringAnsi(deviceInfo.serial));
                Marshal.FreeCoTaskMem(deviceInfo.serial);
                _devices.AddOrUpdate(apiDevice);
                this.LeapDevice.Dispatch(this, new DeviceEventArgs(apiDevice));
            }
        }
Exemplo n.º 3
0
 public static extern eLeapRS GetDeviceInfo(IntPtr hDevice, out LEAP_DEVICE_INFO info);
Exemplo n.º 4
0
 public static extern eLeapRS GetDeviceInfo(IntPtr hDevice, out LEAP_DEVICE_INFO info);