public void ProcessButtonEvent(SDL.SDL_ControllerButtonEvent e)
{
var state = e.state == SDL.SDL_PRESSED ? GameControllerButtonState.Down : GameControllerButtonState.Up;
switch ((SDL.SDL_GameControllerButton)e.button)
{
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_A:
A = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_B:
B = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_BACK:
Back = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_DOWN:
DpadDown = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_LEFT:
DpadLeft = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_RIGHT:
DpadRight = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_UP:
DpadUp = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_GUIDE:
Guide = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_LEFTSHOULDER:
LeftShoulder = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_LEFTSTICK:
LeftStick = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_RIGHTSHOULDER:
RightShoulder = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_RIGHTSTICK:
RightStick = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_START:
Start = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_X:
X = state;
break;
case SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_Y:
Y = state;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public void MainLoop()
{
if (_useController && !Input.Initialize())
{
throw new InvalidOperationException("Failed to init SDL Input");
}
_audioRenderer.Initialize(1024);
_videoRenderer.Initialize();
Decoder.Start();
if (_useController)
{
StartInputFrameSendingTask();
}
while (!_cancellationTokenSource.IsCancellationRequested)
{
if (Decoder.DecodedAudioQueue.Count > 0)
{
var sample = Decoder.DecodedAudioQueue.Dequeue();
_audioRenderer.Update(sample);
}
if (Decoder.DecodedVideoQueue.Count > 0)
{
var frame = Decoder.DecodedVideoQueue.Dequeue();
_videoRenderer.Update(frame);
}
if (SDL.SDL_PollEvent(out SDL.SDL_Event sdlEvent) <= 0)
{
continue;
}
switch (sdlEvent.type)
{
case SDL.SDL_EventType.SDL_QUIT:
Console.WriteLine("SDL Quit, bye!");
SDL.SDL_Quit();
_cancellationTokenSource.Cancel();
break;
case SDL.SDL_EventType.SDL_CONTROLLERDEVICEADDED:
_useController = true;
HandleInputEvent?.Invoke(this,
new InputEventArgs()
{
EventType = InputEventType.ControllerAdded,
Timestamp = sdlEvent.cdevice.timestamp,
ControllerIndex = sdlEvent.cdevice.which
});
break;
case SDL.SDL_EventType.SDL_CONTROLLERDEVICEREMOVED:
_useController = false;
HandleInputEvent?.Invoke(this,
new InputEventArgs()
{
EventType = InputEventType.ControllerRemoved,
Timestamp = sdlEvent.cdevice.timestamp,
ControllerIndex = sdlEvent.cdevice.which
});
break;
case SDL.SDL_EventType.SDL_CONTROLLERBUTTONDOWN:
SDL.SDL_ControllerButtonEvent pressedButton = sdlEvent.cbutton;
HandleInputEvent?.Invoke(this,
new InputEventArgs()
{
EventType = InputEventType.ButtonPressed,
ControllerIndex = sdlEvent.cdevice.which,
Timestamp = pressedButton.timestamp,
Button = SdlInputMapping.GetButton((SDL.SDL_GameControllerButton)pressedButton.button)
});
break;
case SDL.SDL_EventType.SDL_CONTROLLERBUTTONUP:
SDL.SDL_ControllerButtonEvent releasedButton = sdlEvent.cbutton;
HandleInputEvent?.Invoke(this,
new InputEventArgs()
{
EventType = InputEventType.ButtonReleased,
ControllerIndex = sdlEvent.cdevice.which,
Timestamp = releasedButton.timestamp,
Button = SdlInputMapping.GetButton((SDL.SDL_GameControllerButton)releasedButton.button)
});
break;
case SDL.SDL_EventType.SDL_CONTROLLERAXISMOTION:
SDL.SDL_ControllerAxisEvent axisEvent = sdlEvent.caxis;
HandleInputEvent?.Invoke(this,
new InputEventArgs()
{
EventType = InputEventType.AxisMoved,
ControllerIndex = sdlEvent.cdevice.which,
Timestamp = axisEvent.timestamp,
Axis = SdlInputMapping.GetAxis((SDL.SDL_GameControllerAxis)axisEvent.axis),
AxisValue = axisEvent.axisValue
});
break;
}
}
// closes input controller
if (_useController)
{
Input.CloseController();
}
}