public static unsafe DualShock4UpdateReport?TryParse(int vendorId, int productId, byte[] rawHid)
{
if (vendorId != VendorId.Sony)
{
return(null);
}
if ((productId != ProductId.Dualshock4) && (productId != ProductId.Dualshock4_v2) && (productId != ProductId.WirelessDongle))
{
return(null);
}
var report = new DualShock4UpdateReport();
var size = Marshal.SizeOf(report);
if (size > rawHid.Length)
{
return(null);
}
if (size < rawHid.Length)
{
return(null);
}
Marshal.Copy(rawHid, 0, new IntPtr(&report), size);
if (report.ReportType != 0x01)
{
return(null);
}
return(report);
}
void DrawControls(Graphics fx, DualShock4UpdateReport gp)
{
// Top strip
DrawAxises(fx, BatteryArea, new Vector2(gp.Battery / 8f * 2 - 1, 0), false);
// Left strip
DrawButton(fx, LeftShoulderArea, gp.LeftShoulder);
DrawAxises(fx, LeftTriggerArea, new Vector2(0, gp.LeftTrigger / 255f * 2 - 1), gp.LeftTriggerB);
// Right strip
DrawButton(fx, RightShoulderArea, gp.RightShoulder);
DrawAxises(fx, RightTriggerArea, new Vector2(0, gp.RightTrigger / 255f * 2 - 1), gp.RightTriggerB);
// Top Row
fx.DrawString("DPad", Font, Brushes.Black, DpadArea);
DrawBits(fx, DpadArea, new bool[3, 3] {
{ false, gp.DPadUp, false },
{ gp.DPadLeft, false, gp.DPadRight },
{ false, gp.DPadDown, false }
});
DrawButton(fx, ShareButtonArea, gp.Share);
var touches = gp.TouchEvents.ToList();
var fingers = touches.SelectMany(t => t.Fingers).Where(f => f.Held).Select(f => new Vector2(f.X / 1919f * 2 - 1, f.Y / 942f * 2 - 1)).ToArray();
fx.DrawString("Touchpad", Font, Brushes.Black, TouchpadArea);
DrawAxises(fx, TouchpadArea, fingers, gp.TouchpadClick);
DrawButton(fx, OptionsButtonArea, gp.Options);
fx.DrawString("Face Buttons", Font, Brushes.Black, FaceButtonsArea);
DrawBits(fx, FaceButtonsArea, new bool[3, 3] {
{ false, gp.Triangle, false },
{ gp.Square, false, gp.Circle },
{ false, gp.Cross, false }
});
// Low row
fx.DrawString("Left Stick", Font, Brushes.Black, LeftStickArea);
DrawAxises(fx, LeftStickArea, new Vector2(gp.LeftStickX / 255f * 2 - 1, gp.LeftStickY / 255f * 2 - 1), gp.LeftStick);
DrawButton(fx, GuideArea, gp.Guide);
fx.DrawString("Right Stick", Font, Brushes.Black, RightStickArea);
DrawAxises(fx, RightStickArea, new Vector2(gp.RightStickX / 255f * 2 - 1, gp.RightStickY / 255f * 2 - 1), gp.RightStick);
// Lowest row
var exaggerate = 4f;
fx.DrawString("Accel", Font, Brushes.Black, AccelArea);
DrawAxises(fx, AccelArea, exaggerate * new Vector3(gp.AccelX * 1f / short.MaxValue, gp.AccelY * 1f / short.MaxValue, gp.AccelZ * 1f / short.MaxValue), false);
fx.DrawString("Gyro", Font, Brushes.Black, GyroArea);
DrawAxises(fx, GyroArea, exaggerate * new Vector3(gp.GyroX * 1f / short.MaxValue, gp.GyroY * 1f / short.MaxValue, gp.GyroZ * 1f / short.MaxValue), false);
}
void DrawStats(Graphics fx, DualShock4UpdateReport gp)
{
int y = 10;
Action <string> writeLine = (line) => { fx.DrawString(line, Font, Brushes.Black, 500, y); y += 12; };
writeLine(string.Format("Events: {0}", Events++));
writeLine(string.Format("Rate: ~{0:N1}hz", RefreshRate));
writeLine(string.Format("Time: {0}", gp.Time));
writeLine(string.Format("Sensors time: {0}", gp.SensorsTime.ToString().PadLeft(6, ' ')));
writeLine(string.Format(" (+{0})", ((ushort)(gp.SensorsTime - PrevReport.SensorsTime)).ToString().PadLeft(6, ' '))); // ~ 1500 dT with ~ 125hz packets would imply 187.5 khz clock? I note this is half the USB rate http://www.psdevwiki.com/ps4/DS4-USB lists (250hz)
writeLine(string.Format("Temperature: {0}", ToHex(gp.Temperature)));
writeLine(string.Format("_Unknown_1: {0}", ToHex(gp._Unknown_1)));
writeLine(string.Format("Flags_Unknown_Flags: {0}", ToHex(gp.Flags_Unknown_Flags)));
writeLine(string.Format(" Connected: {0}", gp.Connected));
writeLine(string.Format(" UsbConnected: {0}", gp.UsbConnected));
writeLine(string.Format(" HeadphonesConnected: {0}", gp.HeadphonesConnected));
writeLine(string.Format(" Battery: {0}", ToHex(gp.Battery)));
writeLine(string.Format("_Unknown_TouchEventCount: {0}", ToHex((byte)(gp._Unknown_TouchEventCount & 0x7C))));
writeLine(string.Format("Final padding: {0} {1} {2}", ToHex(gp._Unknown_End_0), ToHex(gp._Unknown_End_1), ToHex(gp._Unknown_End_2)));
writeLine("");
}
private void Device_RawInput(object sender, RawInputEventArgs e)
{
var device = Device.GetDevices().FirstOrDefault(d => d.Handle == e.Device);
if (device == null)
{
return; // XXX: Display state?
}
var hidInfo = device as HidInfo;
if (hidInfo == null)
{
return;
}
if (hidInfo.ProductId != (int)ProductId.Dualshock4_v2)
{
return;
}
//if (hidInfo.ProductId != (int)ProductId.WirelessDongle) return;
var now = DateTime.Now;
++Packets;
if (Packets >= 100)
{
RefreshRate = (float)(Packets / (now - LastRRUpdate).TotalSeconds);
LastRRUpdate = now;
Packets = 0;
}
PrevTime = LastTime;
PrevReport = LastReport;
LastTime = now;
LastReport = DualShock4UpdateReport.TryParse(hidInfo.VendorId, hidInfo.ProductId, e.RawData) ?? LastReport;
}