150 lines
6.3 KiB
C#
150 lines
6.3 KiB
C#
using OpenTK;
|
|
using OpenTK.Input;
|
|
using Ryujinx.Common.Configuration.Hid;
|
|
using Ryujinx.HLE.HOS.Services.Hid;
|
|
using System;
|
|
|
|
using ControllerConfig = Ryujinx.Common.Configuration.Hid.ControllerConfig;
|
|
|
|
namespace Ryujinx.Ui
|
|
{
|
|
public class JoystickController
|
|
{
|
|
private readonly ControllerConfig _config;
|
|
|
|
public JoystickController(ControllerConfig config)
|
|
{
|
|
_config = config;
|
|
}
|
|
|
|
private bool IsEnabled()
|
|
{
|
|
return Joystick.GetState(_config.Index).IsConnected;
|
|
}
|
|
|
|
public ControllerKeys GetButtons()
|
|
{
|
|
// NOTE: This should be initialized AFTER GTK for compat reasons with OpenTK SDL2 backend and GTK on Linux.
|
|
// BODY: Usage of Joystick.GetState must be defer to after GTK full initialization. Otherwise, GTK will segfault because SDL2 was already init *sighs*
|
|
if (!IsEnabled())
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
JoystickState joystickState = Joystick.GetState(_config.Index);
|
|
|
|
ControllerKeys buttons = 0;
|
|
|
|
if (IsActivated(joystickState, _config.LeftJoycon.DPadUp)) buttons |= ControllerKeys.DpadUp;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.DPadDown)) buttons |= ControllerKeys.DpadDown;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.DPadLeft)) buttons |= ControllerKeys.DpadLeft;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.DPadRight)) buttons |= ControllerKeys.DpadRight;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.StickButton)) buttons |= ControllerKeys.LStick;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.ButtonMinus)) buttons |= ControllerKeys.Minus;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.ButtonL)) buttons |= ControllerKeys.L;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.ButtonZl)) buttons |= ControllerKeys.Zl;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.ButtonSl)) buttons |= ControllerKeys.SlLeft;
|
|
if (IsActivated(joystickState, _config.LeftJoycon.ButtonSr)) buttons |= ControllerKeys.SrLeft;
|
|
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonA)) buttons |= ControllerKeys.A;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonB)) buttons |= ControllerKeys.B;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonX)) buttons |= ControllerKeys.X;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonY)) buttons |= ControllerKeys.Y;
|
|
if (IsActivated(joystickState, _config.RightJoycon.StickButton)) buttons |= ControllerKeys.RStick;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonPlus)) buttons |= ControllerKeys.Plus;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonR)) buttons |= ControllerKeys.R;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonZr)) buttons |= ControllerKeys.Zr;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonSl)) buttons |= ControllerKeys.SlRight;
|
|
if (IsActivated(joystickState, _config.RightJoycon.ButtonSr)) buttons |= ControllerKeys.SrRight;
|
|
|
|
return buttons;
|
|
}
|
|
|
|
private bool IsActivated(JoystickState joystickState, ControllerInputId controllerInputId)
|
|
{
|
|
if (controllerInputId <= ControllerInputId.Button20)
|
|
{
|
|
return joystickState.IsButtonDown((int)controllerInputId);
|
|
}
|
|
else if (controllerInputId <= ControllerInputId.Axis5)
|
|
{
|
|
int axis = controllerInputId - ControllerInputId.Axis0;
|
|
|
|
return joystickState.GetAxis(axis) > _config.TriggerThreshold;
|
|
}
|
|
else if (controllerInputId <= ControllerInputId.Hat2Right)
|
|
{
|
|
int hat = (controllerInputId - ControllerInputId.Hat0Up) / 4;
|
|
|
|
int baseHatId = (int)ControllerInputId.Hat0Up + (hat * 4);
|
|
|
|
JoystickHatState hatState = joystickState.GetHat((JoystickHat)hat);
|
|
|
|
if (hatState.IsUp && ((int)controllerInputId % baseHatId == 0)) return true;
|
|
if (hatState.IsDown && ((int)controllerInputId % baseHatId == 1)) return true;
|
|
if (hatState.IsLeft && ((int)controllerInputId % baseHatId == 2)) return true;
|
|
if (hatState.IsRight && ((int)controllerInputId % baseHatId == 3)) return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public (short, short) GetLeftStick()
|
|
{
|
|
if (!IsEnabled())
|
|
{
|
|
return (0, 0);
|
|
}
|
|
|
|
return GetStick(_config.LeftJoycon.StickX, _config.LeftJoycon.StickY, _config.DeadzoneLeft);
|
|
}
|
|
|
|
public (short, short) GetRightStick()
|
|
{
|
|
if (!IsEnabled())
|
|
{
|
|
return (0, 0);
|
|
}
|
|
|
|
return GetStick(_config.RightJoycon.StickX, _config.RightJoycon.StickY, _config.DeadzoneRight);
|
|
}
|
|
|
|
private (short, short) GetStick(ControllerInputId stickXInputId, ControllerInputId stickYInputId, float deadzone)
|
|
{
|
|
if (stickXInputId < ControllerInputId.Axis0 || stickXInputId > ControllerInputId.Axis5 ||
|
|
stickYInputId < ControllerInputId.Axis0 || stickYInputId > ControllerInputId.Axis5)
|
|
{
|
|
return (0, 0);
|
|
}
|
|
|
|
JoystickState jsState = Joystick.GetState(_config.Index);
|
|
|
|
int xAxis = stickXInputId - ControllerInputId.Axis0;
|
|
int yAxis = stickYInputId - ControllerInputId.Axis0;
|
|
|
|
float xValue = jsState.GetAxis(xAxis);
|
|
float yValue = -jsState.GetAxis(yAxis); // Invert Y-axis
|
|
|
|
return ApplyDeadzone(new Vector2(xValue, yValue), deadzone);
|
|
}
|
|
|
|
private (short, short) ApplyDeadzone(Vector2 axis, float deadzone)
|
|
{
|
|
return (ClampAxis(MathF.Abs(axis.X) > deadzone ? axis.X : 0f),
|
|
ClampAxis(MathF.Abs(axis.Y) > deadzone ? axis.Y : 0f));
|
|
}
|
|
|
|
private static short ClampAxis(float value)
|
|
{
|
|
if (value <= -short.MaxValue)
|
|
{
|
|
return -short.MaxValue;
|
|
}
|
|
else
|
|
{
|
|
return (short)(value * short.MaxValue);
|
|
}
|
|
}
|
|
}
|
|
}
|