private static Vector2 ConvertThumbStick(
short x, short y, short deadZone, Microsoft.Xna.Framework.Input.GamePadDeadZone deadZoneMode)
{
if (deadZoneMode == Microsoft.Xna.Framework.Input.GamePadDeadZone.IndependentAxes)
{
// using int to prevent overrun
int fx = x;
int fy = y;
int fdz = deadZone;
if (fx * fx < fdz * fdz)
{
x = 0;
}
if (fy * fy < fdz * fdz)
{
y = 0;
}
}
else if (deadZoneMode == Microsoft.Xna.Framework.Input.GamePadDeadZone.Circular)
{
// using int to prevent overrun
int fx = x;
int fy = y;
int fdz = deadZone;
if ((fx * fx) + (fy * fy) < fdz * fdz)
{
x = 0;
y = 0;
}
}
return(new Vector2(x < 0 ? -((float)x / (float)short.MinValue) : (float)x / (float)short.MaxValue,
y < 0 ? -((float)y / (float)short.MinValue) : (float)y / (float)short.MaxValue));
}
public static Microsoft.Xna.Framework.Input.GamePadState GetState(PlayerIndex playerIndex,
Microsoft.Xna.Framework.Input.GamePadDeadZone deadZoneMode)
{
var controller = GetController(playerIndex);
if (!controller.IsConnected)
{
return(new GamePadState()); // GamePadState.IsConnected = false by default
}
var gamepad = controller.GetState().Gamepad;
Microsoft.Xna.Framework.Input.GamePadThumbSticks thumbSticks = new Microsoft.Xna.Framework.Input.GamePadThumbSticks(
leftPosition: ConvertThumbStick(gamepad.LeftThumbX, gamepad.LeftThumbY,
SharpDX.XInput.Gamepad.LeftThumbDeadZone, deadZoneMode),
rightPosition: ConvertThumbStick(gamepad.RightThumbX, gamepad.RightThumbY,
SharpDX.XInput.Gamepad.RightThumbDeadZone, deadZoneMode));
Microsoft.Xna.Framework.Input.GamePadTriggers triggers = new Microsoft.Xna.Framework.Input.GamePadTriggers(
leftTrigger: gamepad.LeftTrigger / (float)byte.MaxValue,
rightTrigger: gamepad.RightTrigger / (float)byte.MaxValue);
Microsoft.Xna.Framework.Input.GamePadState state = new Microsoft.Xna.Framework.Input.GamePadState(
thumbSticks: thumbSticks,
triggers: triggers,
buttons: ConvertToButtons(
buttonFlags: gamepad.Buttons,
leftThumbX: gamepad.LeftThumbX,
leftThumbY: gamepad.LeftThumbY,
rightThumbX: gamepad.RightThumbX,
rightThumbY: gamepad.RightThumbY,
leftTrigger: gamepad.LeftTrigger,
rightTrigger: gamepad.RightTrigger),
dPad: ConvertToGamePadDPad(gamepad.Buttons));
return(state);
}