protected override void initializeReports()
{
reports = new IntPtr[maxNumberOfReports];
VRPNAnalogReport report = new VRPNAnalogReport();
report.num_channel = MAX_ANALOG_CHANNELS;
report.channel = new double[MAX_ANALOG_CHANNELS];
for (int i = 0; i < maxNumberOfReports; i++)
{
reports[i] = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(VRPNAnalogReport)));
// Copy the report struct to unmanaged memory (reports array)
Marshal.StructureToPtr(report, reports[i], true);
}
}
// Update is called once per frame
void Update()
{
if (!initialized && !startDevice())
{
return;
}
GameObject lb = gameObject;
if (previousAxisInverted != axisInverted)
{
invertAxis();
previousAxisInverted = axisInverted;
}
rot = Vector3.zero;
if (VRPNAnalogNumReports(deviceName) > 0)
{
int num = maxNumberOfReports;
VRPNAnalogReports(deviceName, reports, ref num, IntPtr.Zero, true);
VRPNAnalogReport[] reps = new VRPNAnalogReport[num];
int i;
Vector3 pos = Vector3.zero;
for (i = 0; i < num; i++)
{
reps[i] = (VRPNAnalogReport)Marshal.PtrToStructure(reports[i], typeof(VRPNAnalogReport));
if (reps[i].num_channel == 6)
{
Vector3 cpos = new Vector3((float)reps[i].channel[0], (float)reps[i].channel[2], (float)reps[i].channel[1]); // Revert y and z axis
Vector3 crot = new Vector3(-(float)reps[i].channel[3], (float)reps[i].channel[5], (float)reps[i].channel[4]);
pos += cpos;
rot += crot;
}
}
// Average position on the number of reports
pos /= num;
// Multiply by invertion vector
// Invertion vector is set to the desired configuration by clicking a GUI checkbox
pos.x *= invertionVector.x;
pos.y *= invertionVector.y;
pos.z *= invertionVector.z;
// Average rotation on the number of reports
rot /= num;
rot = -rot; // Invert rotation
// Dead center
if ((pos.x > -deadCenterThreshold && pos.x < deadCenterThreshold))
{
pos.x = 0;
}
if ((pos.y > -deadCenterThreshold && pos.y < deadCenterThreshold))
{
pos.y = 0;
}
if ((pos.z > -deadCenterThreshold && pos.z < deadCenterThreshold))
{
pos.z = 0;
}
xoffset += pos.x * xspeed;
yoffset += pos.y * yspeed;
distance += pos.z * zspeed;
}
}
