[求助]VS2003下VC++的一个错误,请大家帮忙看下(不欢迎灌水)
键盘输入的一段代码的错误大家帮我看下错误如下:
------ 已启动生成: 项目: smb, 配置: Debug Win32 ------
正在编译...
Input.cpp
C:\DXSDK\Include\dinput.h: DIRECTINPUT_VERSION undefined. Defaulting to version 0x0800
Input.cpp(41) : error C3861: “DirectInputCreate”: 即使使用参数相关的查找，也未找到标识符
生成日志保存在“file://e:\游戏移植\smb\smb\Debug\BuildLog.htm”中
smb - 1 错误，0 警告
---------------------- 完成 ---------------------
生成: 0 已成功, 1 已失败, 0 已跳过
代码如下:
#include "input.h"
extern HINSTANCE g_hInst;
extern HWND g_hWnd;
#define SAFE_RELEASE(x) if(x) { x->Release(); x = NULL; }
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CInput::CInput()
{
m_pDI = NULL;
m_pdevKeyboard = NULL;
m_pdevJoystick = NULL;
}
BOOL CInput::Create()
{
HRESULT hr;
// Create DirectInput object
hr = DirectInputCreate( g_hInst, DIRECTINPUT_VERSION, &m_pDI, NULL );
if( FAILED(hr) )
return FALSE;
// Initialize keyboard...
hr = m_pDI->CreateDevice( GUID_SysKeyboard, &m_pdevKeyboard, NULL );
if( FAILED(hr) )
{
Destroy();
return FALSE;
}
m_pdevKeyboard->SetDataFormat( &c_dfDIKeyboard );
m_pdevKeyboard->SetCooperativeLevel( g_hWnd,
DISCL_FOREGROUND | DISCL_NONEXCLUSIVE );
// acquire keyboard
m_pdevKeyboard->Acquire();
// enum joystick devices
m_pDI->EnumDevices( NULL, EnumJoystickCB,
(LPVOID)this, DIEDFL_ATTACHEDONLY );
if( m_pdevJoystick )
{
m_pdevJoystick->SetDataFormat( &c_dfDIJoystick );
m_pdevJoystick->SetCooperativeLevel( g_hWnd,
DISCL_FOREGROUND | DISCL_EXCLUSIVE );
// Set the range of the joystick axes tp [-1000,+1000]
DIPROPRANGE diprg;
diprg.diph.dwSize = sizeof(DIPROPRANGE);
diprg.diph.dwHeaderSize = sizeof(DIPROPHEADER);
diprg.diph.dwHow = DIPH_BYOFFSET;
diprg.lMin = -10;
diprg.lMax = +10;
diprg.diph.dwObj = DIJOFS_X; // Set the x-axis range
m_pdevJoystick->SetProperty( DIPROP_RANGE, &diprg.diph );
diprg.diph.dwObj = DIJOFS_Y; // Set the y-axis range
m_pdevJoystick->SetProperty( DIPROP_RANGE, &diprg.diph );
// Set the dead zone for the joystick axes (because many joysticks
// aren't perfectly calibrated to be zero when centered).
DIPROPDWORD dipdw;
ZeroMemory( &dipdw, sizeof(dipdw) );
dipdw.diph.dwSize = sizeof(DIPROPDWORD);
dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
dipdw.diph.dwHow = DIPH_DEVICE;
dipdw.dwData = 5000; // Here, 5000 = 50%
dipdw.diph.dwObj = DIJOFS_X; // Set the x-axis deadzone
m_pdevJoystick->SetProperty( DIPROP_DEADZONE, &dipdw.diph );
dipdw.diph.dwObj = DIJOFS_Y; // Set the y-axis deadzone
m_pdevJoystick->SetProperty( DIPROP_DEADZONE, &dipdw.diph );
// acquire joystick
m_pdevJoystick->Acquire();
}
return TRUE;
}
void CInput::Destroy()
{
if( m_pdevKeyboard )
m_pdevKeyboard->Unacquire();
if( m_pdevJoystick )
m_pdevJoystick->Unacquire();
SAFE_RELEASE( m_pdevKeyboard );
SAFE_RELEASE( m_pdevJoystick );
SAFE_RELEASE( m_pDI );
}
void CInput::SetAcquire( BOOL active )
{
if( active )
{
if( m_pdevKeyboard )
m_pdevKeyboard->Acquire();
if( m_pdevJoystick )
m_pdevJoystick->Acquire();
}
else
{
if( m_pdevKeyboard )
m_pdevKeyboard->Unacquire();
if( m_pdevJoystick )
m_pdevJoystick->Unacquire();
}
}
BOOL CInput::GetKey( BYTE& input )
{
#define KEYDOWN(key) (buffer[key] & 0x80)
// Read keyboard data...
HRESULT hr;
char buffer[256];
// We have not read any data yet
input = 0;
hr = m_pdevKeyboard->GetDeviceState( sizeof(buffer), &buffer );
if( FAILED(hr) )
{
if( hr == DIERR_INPUTLOST )
hr = m_pdevKeyboard->Acquire();
return FALSE;
}
if( KEYDOWN( DIK_LEFT ) )
input |= KEY_LEFT;
else if( KEYDOWN( DIK_RIGHT ) )
input |= KEY_RIGHT;
if( KEYDOWN( DIK_UP ) )
input |= KEY_UP;
else if( KEYDOWN( DIK_DOWN ) )
input |= KEY_DOWN;
if( KEYDOWN( DIK_LSHIFT ) )
input |= KEY_ACC;
if( KEYDOWN( DIK_LCONTROL ) )
input |= KEY_JUMP;
if( m_pdevJoystick )
{
DIJOYSTATE js;
// poll the joystick to read the current state
m_pdevJoystick->Poll();
// get data from the joystick
hr = m_pdevJoystick->GetDeviceState( sizeof(js), &js );
if( FAILED(hr) )
{
// did the read fail because we lost input for some reason?
// if so, then attempt to reacquire. If the second acquire
// fails, then the error from GetDeviceData will be
// DIERR_NOTACQUIRED, so we won't get stuck an infinite loop.
if( hr = DIERR_INPUTLOST )
hr = m_pdevJoystick->Acquire();
return FALSE;
}
if( js.lX > 0 )
input |= KEY_RIGHT;
else if( js.lX < 0 )
input |= KEY_LEFT;
if( js.lY < 0 )
input |= KEY_UP;
else if( js.lY > 0 )
input |= KEY_DOWN;
if( js.rgbButtons[0] & 0x80 )
input |= KEY_ACC;
if( js.rgbButtons[1] & 0x80 )
input |= KEY_JUMP;
}
return TRUE;
}
BOOL CALLBACK EnumJoystickCB( LPCDIDEVICEINSTANCE pdinst,
LPVOID pvRef )
{
CInput* p = (CInput*)pvRef;
LPDIRECTINPUTDEVICE pdev;
if( FAILED(p->m_pDI->CreateDevice( pdinst->guidInstance, &pdev, NULL)) )
return DIENUM_CONTINUE;
pdev->QueryInterface( IID_IDirectInputDevice2, (LPVOID *)&p->m_pdevJoystick );
return DIENUM_STOP;
}
[此贴子已经被作者于2006-5-26 21:47:30编辑过]
