xbox360Controller.cpp

// This is the main DLL file.
#include "XboxController.h"

XboxController::XboxController(GamePadIndex player)
{
    this->_playerIndex = player;
    this->State.reset();
}

XboxController::~XboxController(void)
{
    if(this->IsConnected())
    {
        XboxController::Vibrate(0,0);
    }
}

bool XboxController::IsConnected()
{
    //clean the state
    memset(&_controllerState,0,sizeof(XINPUT_STATE));
    //ZeroMemory(&_controllerState, sizeof(XINPUT_STATE));

    //Get the state
    DWORD Result = XInputGetState(this->_playerIndex, &_controllerState);

    if(Result==ERROR_SUCCESS){
        return true;
    }
    else
    {
        return false;
    }
}

void XboxController::Vibrate(int leftVal, int rightVal)
{
    //Create a vibration state
    XINPUT_VIBRATION Vibration;
    memset(&_controllerState, 0, sizeof(XINPUT_STATE));

    int leftVib = (int)(leftVal*65535.0f);
    int rightVib = (int)(rightVal*65535.0f);

    Vibration.wLeftMotorSpeed = leftVib ;
    Vibration.wRightMotorSpeed = rightVib ;

    //Vibrate Controller
    XInputSetState((int)_controllerNumber, &Vibration);
}

void XboxController::Update()
{
    State.reset();

    // The values of the Left and Right Triggers go from 0 to 255. We just convert them to 0.0f=>1.0f
    if(_controllerState.Gamepad.bRightTrigger && _controllerState.Gamepad.bRightTrigger < XINPUT_GAMEPAD_TRIGGER_THRESHOLD)
    {
        State._right_trigger = _controllerState.Gamepad.bRightTrigger/255.0f;
    }

    if(_controllerState.Gamepad.bLeftTrigger && _controllerState.Gamepad.bLeftTrigger < XINPUT_GAMEPAD_TRIGGER_THRESHOLD)
    {
        State._left_trigger = _controllerState.Gamepad.bLeftTrigger/255.0f;
    }

    // Get the Buttons

    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_A) State._buttons[GamePad_Button_A] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_B) State._buttons[GamePad_Button_B] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_X) State._buttons[GamePad_Button_X] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_Y) State._buttons[GamePad_Button_Y] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_DOWN) State._buttons[GamePad_Button_DPAD_DOWN] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UP) State._buttons[GamePad_Button_DPAD_UP] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_LEFT) State._buttons[GamePad_Button_DPAD_LEFT] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_RIGHT) State._buttons[GamePad_Button_DPAD_RIGHT] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_BACK) State._buttons[GamePad_Button_BACK] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_START) State._buttons[GamePad_Button_START] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER) State._buttons[GamePad_Button_LEFT_SHOULDER] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER) State._buttons[GamePad_Button_RIGHT_SHOULDER] = true;
    if(_controllerState.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_THUMB) State._buttons[GamePad_Button_LEFT_THUMB] = true;

    // Check to make sure we are not moving during the dead zone
    // Let's check the Left DeadZone
    if((_controllerState.Gamepad.sThumbLX < XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE && _controllerState.Gamepad.sThumbLX > -XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE) &&
        (_controllerState.Gamepad.sThumbLY < XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE &&_controllerState.Gamepad.sThumbLY > -XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE) )
    {
        _controllerState.Gamepad.sThumbLX = 0;
        _controllerState.Gamepad.sThumbLY = 0;
    }

    // Check left thumbStick
    float leftThumbY = _controllerState.Gamepad.sThumbLY;

    if(leftThumbY)
    {
        State._left_thumbstick.y = leftThumbY;
    }

    float leftThumbX = _controllerState.Gamepad.sThumbLX;

    if(leftThumbX)
    {
        State._left_thumbstick.x = leftThumbX;
    }
    // For the rightThumbstick it's pretty much the same.
    //-------------------------------------------------------------

    // Check to make sure we are not moving during the dead zone
    // Let's check the Left DeadZone
    if((_controllerState.Gamepad.sThumbRX < XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE && _controllerState.Gamepad.sThumbRX > -XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE) &&
        (_controllerState.Gamepad.sThumbRY < XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE &&_controllerState.Gamepad.sThumbRY > -XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE) )
    {
        _controllerState.Gamepad.sThumbRX = 0;
        _controllerState.Gamepad.sThumbRY = 0;
    }

    // Check left thumbStick
    float rightThumbY = _controllerState.Gamepad.sThumbRY;

    if(rightThumbY)
    {
        State._right_thumbstick.y = rightThumbY;
    }

    float rightThumbX = _controllerState.Gamepad.sThumbRX;

    if(rightThumbX)
    {
        State._right_thumbstick.y = rightThumbX;
    }
}