inputclass.cpp

////////////////////////////////////////////////////////////////////////////////
// Filename: inputclass.cpp
////////////////////////////////////////////////////////////////////////////////
#include "inputclass.h"


InputClass::InputClass()
{
}


InputClass::InputClass(const InputClass& other)
{
}


InputClass::~InputClass()
{
}


void InputClass::Initialize(HINSTANCE hInstance, HWND hwnd)
{
	HRESULT result;
	int i;
	errordebug = hwnd;
	XMVECTOR EyePosition = XMVectorSet(0.0f, 0.0f, -5.0f, 0.0f);

	// Initialize all the keys to being released and not pressed.
	for (i = 0; i < 256; i++)
	{
		m_keys[i] = false;
	}

	// DirectInput 인터페이스 생성
	result = DirectInput8Create(hInstance, DIRECTINPUT_VERSION, IID_IDirectInput8, (void**)&m_directInput, NULL);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to initialize DirectInput interface.", L"Error", MB_OK);
		return;
	}

	// KeyBorad
	result = m_directInput->CreateDevice(GUID_SysKeyboard, &m_keyboard, NULL);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to create keyboard device.", L"Error", MB_OK);
		return;
	}

	result = m_keyboard->SetDataFormat(&c_dfDIKeyboard);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to set keyboard data format.", L"Error", MB_OK);
		return;
	}

	result = m_keyboard->SetCooperativeLevel(hwnd, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to set keyboard cooperative level.", L"Error", MB_OK);
		return;
	}

	// Mouse
	result = m_directInput->CreateDevice(GUID_SysMouse, &m_mouse, NULL);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to create mouse device.", L"Error", MB_OK);
		return;
	}

	result = m_mouse->SetDataFormat(&c_dfDIMouse);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to set mouse data format.", L"Error", MB_OK);
		return;
	}

	result = m_mouse->SetCooperativeLevel(hwnd, DISCL_FOREGROUND | DISCL_NONEXCLUSIVE);
	if (FAILED(result))
	{
		MessageBox(hwnd, L"Failed to set mouse cooperative level.", L"Error", MB_OK);
		return;
	}


	return;
}

void InputClass::Shutdown()
{
	if (m_mouse)
	{
		m_mouse->Unacquire();
		m_mouse->Release();
		m_mouse = 0;
	}

	if (m_keyboard)
	{
		m_keyboard->Unacquire();
		m_keyboard->Release();
		m_keyboard = nullptr;
	}

	if (m_directInput)
	{
		m_directInput->Release();
		m_directInput = nullptr;
	}
}

void InputClass::KeyDown(unsigned int input)
{
	// If a key is pressed then save that state in the key array.
	m_keys[input] = true;
	return;
}

void InputClass::KeyUp(unsigned int input)
{
	// If a key is released then clear that state in the key array.
	m_keys[input] = false;
	return;
}

bool InputClass::IsKeyDown(unsigned int key)
{
	// Return what state the key is in (pressed/not pressed).
	return m_keys[key];
}
void InputClass::SetCamera(CameraClass* camera)
{
	m_camera = camera;
}

void InputClass::DetectInput(double time)
{
	HRESULT result;
	DIMOUSESTATE mouseCurrState;

	BYTE keyboardState[256];

	
	m_mouse->Acquire();
	result = m_keyboard->Acquire();
	if (FAILED(result))
	{
		MessageBox(errordebug, L"1 key", L"Error", MB_OK);
		return;
	}

	m_mouse->GetDeviceState(sizeof(DIMOUSESTATE), (LPVOID)&mouseCurrState);
	result = m_keyboard->GetDeviceState(sizeof(keyboardState), (LPVOID)&keyboardState);
	if (FAILED(result))
	{
		MessageBox(errordebug, L"2key", L"Error", MB_OK);
		return;
	}


	float speed = 10.0f * (float)time;

	if ((mouseCurrState.lX != mouseLastState.lX) || (mouseCurrState.lY != mouseLastState.lY))
	{
		if (m_camera)
		{
			float yaw = mouseCurrState.lX * 0.05f;   // 마우스 X축 이동으로 yaw 변경
			float pitch = mouseCurrState.lY * 0.05f; // 마우스 Y축 이동으로 pitch 변경
			m_camera->Rotate(yaw, pitch);
		}

		// 현재 마우스 상태 저장
		mouseLastState = mouseCurrState;
	}
	// 키보드 입력 처리
	if (keyboardState[DIK_W] & 0x80 /*or IsKeyDown(87) or IsKeyDown('w')*/)
	{
		m_camera->moveBackForward += speed * 5.0f; 
	}
	if (keyboardState[DIK_S] & 0x80)
	{
		m_camera->moveBackForward -= speed *5.0f; 
	}
	if (keyboardState[DIK_A] & 0x80)
	{
		m_camera->moveLeftRight -= speed* 5.0f; 
	}
	if (keyboardState[DIK_D] & 0x80)
	{
		m_camera->moveLeftRight += speed *5.0f;
	}

}