DTXViewerプロジェクト/@FDK10ã<span class="cntrl">\83</span><span class="cntrl">\97</span>ã<span class="cntrl">\83</span>ã<span class="cntrl">\82</span>¸ã<span class="cntrl">\82</span>§ã<span class="cntrl">\82</span>¯ã<span class="cntrl">\83</span><span class="cntrl">\88</span>/CDirectInput.cpp

   1 #include "stdafx.h"
   2 #include "CDirectInput.h"
   3 #include "FDKError.h"
   4
   5 namespace FDK {
   6         namespace IO {
   7
   8 // JOYSTICK\83R\81[\83\8b\83o\83b\83N\8aÖ\90\94
   9 static BOOL CALLBACK EnumJoySticksCallback( LPCDIDEVICEINSTANCE lpddi, LPVOID pvRef ) {
  10         return ((CDirectInput*) pvRef)->EnumJoySticksCallback( lpddi );
  11 }
  12 CDirectInput::CDirectInput()
  13 {
  14         // COM \82Ì\8f\89\8aú\89»
  15         m_bNeedCleanupCOM       = SUCCEEDED( CoInitialize( NULL ) ) ? true : false;
  16         this->pDI                               = NULL;
  17         this->pDIDKeyboard              = NULL;
  18         this->nJoySticks                = 0;
  19 }
  20
  21 CDirectInput::~CDirectInput()
  22 {
  23         // COM \82Ì\8fI\97¹\81iCOM \82Ì\8f\89\8aú\89»\82É\8e¸\94s\82µ\82Ä\82¢\82é\8fê\8d\87\82Í\83X\83L\83b\83v\81j
  24         if( m_bNeedCleanupCOM )
  25                 CoUninitialize();
  26 }
  27
  28 HRESULT CDirectInput::Init( HWND hWnd )
  29 {
  30         HRESULT hr;
  31
  32         // DirectInput7 \82Ì\90¶\90¬
  33         if( FAILED( hr = DirectInputCreateEx( GetModuleHandle(NULL), DIRECTINPUT_VERSION, IID_IDirectInput7, (void**)&this->pDI, NULL ) ) )
  34                 return hr;      // \8e¸\94s
  35
  36         // \83L\81[\83{\81[\83h\83f\83o\83C\83X\82Ì\8f\89\8aú\89»
  37         if( FAILED( hr = InitKeyboard( hWnd ) ) )
  38         {
  39                 Term();
  40                 return hr;      // \8e¸\94s
  41         }
  42
  43         // \83W\83\87\83C\83X\83e\83B\83b\83N\83f\83o\83C\83X\82Ì\8f\89\8aú\89»
  44         if( FAILED( hr = InitJoySticks( hWnd ) ) )
  45         {
  46                 Term();
  47                 return hr;      //      \8e¸\94s
  48         }
  49
  50         return S_OK;
  51 }
  52
  53 HRESULT CDirectInput::InitKeyboard( HWND hWnd )
  54 {
  55         HRESULT hr;
  56
  57         // \93à\95\94\95Ï\90\94\82Ì\8f\89\8aú\89»
  58         for( int i = 0; i < 256; i++ )
  59         {
  60                 this->byKeyState[i] = 0x00;
  61                 this->bKeyPushDown[i] = false;
  62                 this->bKeyPullUp[i] = false;
  63         }
  64
  65         // \83L\81[\83{\81[\83h\83f\83o\83C\83X\82Ì\90¶\90¬
  66         if( FAILED( hr = this->pDI->CreateDeviceEx( GUID_SysKeyboard, IID_IDirectInputDevice7, (LPVOID*)&this->pDIDKeyboard, NULL ) ) )
  67         {
  68                 this->pDIDKeyboard = NULL;
  69                 return hr;              // \8e¸\94s
  70         }
  71
  72         // \83L\81[\83{\81[\83h\82Ì\83f\81[\83^\8c`\8e®\82Ì\90Ý\92è
  73         if( FAILED( hr = this->pDIDKeyboard->SetDataFormat( &c_dfDIKeyboard ) ) )
  74         {
  75                 SAFE_RELEASE( this->pDIDKeyboard );
  76                 return hr;              // \8e¸\94s
  77         }
  78
  79         // \83L\81[\83{\81[\83h\82Ì\8b¦\92²\83\8c\83x\83\8b\82Ì\90Ý\92è
  80         // WindowNT\82Å\93®\8dì\82³\82¹\82é\82É\82Í\81A\82±\82±\82Í DISCL_FOREGROUND | DISCL_NONEXCLUSIVE \82Å\82È\82\82Ä\82Í\82¢\82¯\82È\82¢\81B
  81         if( FAILED( hr = this->pDIDKeyboard->SetCooperativeLevel( hWnd, DISCL_FOREGROUND | DISCL_NONEXCLUSIVE | DISCL_NOWINKEY ) ) )
  82         {
  83                 SAFE_RELEASE( this->pDIDKeyboard );
  84                 return hr;              // \8e¸\94s
  85         }
  86
  87         // \83L\81[\83{\81[\83h\82Ì\83C\83x\83\93\83g\8eæ\93¾\97p\83o\83b\83t\83@\83T\83C\83Y MAX_DIEVENT_BUFFER \82ð\90Ý\92è\81B
  88         DIPROPDWORD dipdw;
  89         dipdw.diph.dwSize       = sizeof( DIPROPDWORD );
  90         dipdw.diph.dwHeaderSize = sizeof( DIPROPHEADER );
  91         dipdw.diph.dwObj        = 0;
  92         dipdw.diph.dwHow        = DIPH_DEVICE;
  93         dipdw.dwData            = MAX_DIEVENT_BUFFER;
  94         if( FAILED( hr = this->pDIDKeyboard->SetProperty( DIPROP_BUFFERSIZE, &dipdw.diph ) ) )
  95         {
  96                 SAFE_RELEASE( this->pDIDKeyboard );
  97                 return hr;              // \8e¸\94s
  98         }
  99
 100         // Acquire
 101         //this->pDIDKeyboard->Acquire();                Acquire \82Í\8ds\82í\82¸\82É\8fI\97¹\81B\81i\81¨ Init() \8cã\82É\83v\83\8d\83p\83e\83B\82ð\90Ý\92è\82Å\82«\82é\81B\81j
 102
 103         return S_OK;
 104 }
 105
 106 HRESULT CDirectInput::InitJoySticks( HWND hWnd )
 107 {
 108         HRESULT hr;
 109
 110         // \83W\83\87\83C\83X\83e\83B\83b\83N\82Ì\97ñ\8b\93
 111         this->nJoySticks = 0;
 112         if( FAILED( hr = this->pDI->EnumDevices( DIDEVTYPE_JOYSTICK, FDK::IO::EnumJoySticksCallback, (void*)this, DIEDFL_ATTACHEDONLY ) ) )
 113                 return hr;      // \8e¸\94s
 114
 115         // \82»\82ê\82¼\82ê\82Ì\83W\83\87\83C\83X\83e\83B\83b\83N\83f\83o\83C\83X\82É\82Â\82¢\82Ä...
 116         for( int i = 0; i < this->nJoySticks; i++ )
 117         {
 118                 // \8f\89\8aú\89»
 119                 ZeroMemory( (LPVOID) &m_JoyStickInfo[i].state, sizeof( DIJOYSTATE2 ) );
 120                 for( int j = 0; j < 128; j++ ) {
 121                         m_JoyStickInfo[i].bPushDown[j] = false;
 122                         m_JoyStickInfo[i].bPullUp[j] = false;
 123                 }
 124                 for( int j = 0; j < 3; j++ )
 125                         m_JoyStickInfo[i].lMin[j] = m_JoyStickInfo[i].lMax[j] = 0;
 126
 127                 for( int j = 0; j < 6; j++ ) {
 128                         m_JoyStickInfo[i].bAxisDown[0][j] = false;
 129                         m_JoyStickInfo[i].bAxisDown[1][j] = false;
 130                 }
 131                 m_JoyStickInfo[i].nAxisDownIndex = 0;
 132
 133                 // \83W\83\87\83C\83X\83e\83B\83b\83N\83f\83o\83C\83X\82Ì\90¶\90¬
 134                 if( FAILED( hr = this->pDI->CreateDeviceEx( m_JoyStickInfo[i].instance.guidInstance, IID_IDirectInputDevice7, (LPVOID*)&(m_JoyStickInfo[i].pDID), NULL ) ) )
 135                 {
 136                         m_JoyStickInfo[i].pDID = NULL;
 137                         continue;               // \92\86\92f\82¹\82¸\8e\9f\82Ì\83W\83\87\83C\83X\83e\83B\83b\83N\82Ö\91J\88Ú
 138                 }
 139
 140                 // \83W\83\87\83C\83X\83e\83B\83b\83N\82Ì\83f\81[\83^\8c`\8e®\82Ì\90Ý\92è
 141                 if( FAILED( hr = m_JoyStickInfo[i].pDID->SetDataFormat( &c_dfDIJoystick2 ) ) )
 142                 {
 143                         SAFE_RELEASE( m_JoyStickInfo[i].pDID );
 144                         continue;               // \92\86\92f\82¹\82¸\8e\9f\82Ì\83W\83\87\83C\83X\83e\83B\83b\83N\82Ö\91J\88Ú
 145                 }
 146
 147                 // \83W\83\87\83C\83X\83e\83B\83b\83N\82Ì\8b¦\92²\83\8c\83x\83\8b\82Ì\90Ý\92è
 148                 if( FAILED( hr = m_JoyStickInfo[i].pDID->SetCooperativeLevel( hWnd, DISCL_BACKGROUND | DISCL_EXCLUSIVE ) ) )
 149                 {
 150                         SAFE_RELEASE( m_JoyStickInfo[i].pDID );
 151                         continue;               // \92\86\92f\82¹\82¸\8e\9f\82Ì\83W\83\87\83C\83X\83e\83B\83b\83N\82Ö\91J\88Ú
 152                 }
 153
 154                 // \83C\83x\83\93\83g\8eæ\93¾\97p\83o\83b\83t\83@\83T\83C\83Y\82Ì\90Ý\92è
 155                 DIPROPDWORD dipdw;
 156                 dipdw.diph.dwSize       = sizeof( DIPROPDWORD );
 157                 dipdw.diph.dwHeaderSize = sizeof( DIPROPHEADER );
 158                 dipdw.diph.dwObj        = 0;
 159                 dipdw.diph.dwHow        = DIPH_DEVICE;
 160                 dipdw.dwData            = MAX_DIEVENT_BUFFER;
 161                 if( FAILED( hr = m_JoyStickInfo[i].pDID->SetProperty( DIPROP_BUFFERSIZE, &dipdw.diph ) ) )
 162                 {
 163                         SAFE_RELEASE( m_JoyStickInfo[i].pDID );
 164                         continue;               // \92\86\92f\82¹\82¸\8e\9f\82Ì\83W\83\87\83C\83X\83e\83B\83b\83N\82Ö\91J\88Ú
 165                 }
 166
 167                 // X,Y,Z\8e²\82Ì\92l\88æ\82Ì\8eæ\93¾
 168                 for( int j = 0; j < 3; j++ )
 169                 {
 170                         static const DWORD dwObj[3] = { DIJOFS_X, DIJOFS_Y, DIJOFS_Z };
 171                         DIPROPRANGE dipr;
 172                         dipr.diph.dwSize = sizeof( DIPROPRANGE );
 173                         dipr.diph.dwHeaderSize = sizeof( DIPROPHEADER );
 174                         dipr.diph.dwObj = dwObj[j];
 175                         dipr.diph.dwHow = DIPH_BYOFFSET;
 176                         dipr.lMin = dipr.lMax = 0;
 177                         if( SUCCEEDED( m_JoyStickInfo[i].pDID->GetProperty( DIPROP_RANGE, &dipr.diph ) ) ) {
 178                                 m_JoyStickInfo[i].lMin[j] = dipr.lMin;
 179                                 m_JoyStickInfo[i].lMax[j] = dipr.lMax;
 180                         }
 181                 }
 182
 183                 // Acquire
 184                 //m_JoyStickInfo[i].pDID->Acquire();    //              Acquire \82Í\8ds\82í\82È\82¢\81B\81i\81¨ Init() \8cã\82É\83v\83\8d\83p\83e\83B\82ð\90Ý\92è\82Å\82«\82é\81B\81j
 185         }
 186
 187         return S_OK;
 188 }
 189
 190 BOOL CDirectInput::EnumJoySticksCallback( LPCDIDEVICEINSTANCE lpddi )
 191 {
 192         if( this->nJoySticks >= MAX_JOYSTICKS )
 193                 return DIENUM_STOP;             // \90\94\82ª\91½\82¢
 194
 195         CopyMemory( &m_JoyStickInfo[ this->nJoySticks ].instance, lpddi, sizeof( DIDEVICEINSTANCE ) );
 196         this->nJoySticks ++;
 197
 198         return DIENUM_CONTINUE;
 199 }
 200
 201 bool CDirectInput::Poll()
 202 {
 203         bool bRet = true;
 204
 205         if( ! Poll\83L\81[\83{\81[\83h() )
 206                 bRet = false;
 207
 208         if(  ! Poll\83W\83\87\83C\83X\83e\83B\83b\83N() )
 209                 bRet = false;
 210
 211         return bRet;
 212 }
 213
 214
 215 bool CDirectInput::Poll\83L\81[\83{\81[\83h()
 216 {
 217         // \8fó\91Ô\83N\83\8a\83A
 218         for( int i = 0; i < 256; i++ )
 219         {
 220                 this->bKeyPullUp[i] = false;
 221                 this->bKeyPushDown[i] = false;
 222         }
 223
 224         if( ! this->pDIDKeyboard )
 225                 return true;    // \96¢\8f\89\8aú\89»
 226
 227         // Acquire \82µ\82Ä\82Ý\82é
 228         HRESULT hr = this->pDIDKeyboard->Acquire();
 229         if( hr != DI_OK && hr != S_FALSE )              // \90¬\8c÷\82·\82ê\82Î DI_OK, \8eæ\93¾\8dÏ\82Ý\82È\82ç S_FALSE \82ª\95Ô\82é\81B
 230                 return false;
 231
 232         // \83|\81[\83\8a\83\93\83O
 233         if( FAILED( this->pDIDKeyboard->Poll() ) )
 234                 return false;
 235
 236         // 1.\8fó\91Ô\8eæ\93¾
 237         if( FAILED( this->pDIDKeyboard->GetDeviceState( 256, this->byKeyState ) ) )
 238                 ZeroMemory( this->byKeyState, 256 );            // \8fó\91Ô\8eæ\93¾\82É\8e¸\94s\82µ\82½\82ç\91SOFF\88µ\82¢
 239
 240         // 2.\83C\83x\83\93\83g\8eæ\93¾
 241         DIDEVICEOBJECTDATA ddod[ MAX_DIEVENT_BUFFER ];
 242         DWORD dwItems = MAX_DIEVENT_BUFFER;
 243         if( SUCCEEDED( this->pDIDKeyboard->GetDeviceData( sizeof( DIDEVICEOBJECTDATA ), ddod, &dwItems, 0 ) ) )
 244         {
 245                 for( DWORD i = 0; i < dwItems; i++ )
 246                 {
 247                         if( ( ddod[i].dwData & 0xFF ) == 0 )
 248                                 this->bKeyPullUp[ ddod[i].dwOfs ] = true;               // \83L\81[\82ª\97£\82³\82ê\82½
 249                         else
 250                                 this->bKeyPushDown[ ddod[i].dwOfs ] = true;             // \83L\81[\82ª\89\9f\82³\82ê\82½
 251                 }
 252         }
 253         return true;
 254 }
 255
 256 bool CDirectInput::Poll\83W\83\87\83C\83X\83e\83B\83b\83N()
 257 {
 258         for( int i = 0; i < this->nJoySticks; i++ )
 259         {
 260                 // \8fó\91Ô\83N\83\8a\83A
 261                 for( int j = 0; j < 128; j++ )
 262                 {
 263                         m_JoyStickInfo[i].bPushDown[j] = false;
 264                         m_JoyStickInfo[i].bPullUp[j] = false;
 265                 }
 266
 267                 if( ! m_JoyStickInfo[i].pDID )
 268                         continue;
 269
 270                 // Acquire \82µ\82Ä\82Ý\82é
 271                 HRESULT hr = m_JoyStickInfo[i].pDID->Acquire();
 272                 if( hr != DI_OK && hr != S_FALSE )              // \90¬\8c÷\82·\82ê\82Î DI_OK, \8eæ\93¾\8dÏ\82Ý\82È\82ç S_FALSE \82ª\95Ô\82é\81B
 273                         continue;
 274
 275                 // \83|\81[\83\8a\83\93\83O
 276                 if( FAILED( m_JoyStickInfo[i].pDID->Poll() ) )
 277                         continue;
 278
 279                 // 1. \8fó\91Ô\8eæ\93¾
 280                 if( FAILED( m_JoyStickInfo[i].pDID->GetDeviceState( sizeof( DIJOYSTATE2 ), &m_JoyStickInfo[i].state ) ) )
 281                         ZeroMemory( &m_JoyStickInfo[i].state, sizeof(DIJOYSTATE2) );                    // \8fó\91Ô\8eæ\93¾\82É\8e¸\94s\82µ\82½\82ç\91S\83{\83^\83\93OFF\88µ\82¢
 282                 m_JoyStickInfo[i].nAxisDownIndex = 1 - m_JoyStickInfo[i].nAxisDownIndex;        // \8e²\8fó\91Ô\82Ì\83C\83x\83\93\83g\83`\83F\83b\83N
 283                 for( int k = 0; k < 6; k++ )
 284                         m_JoyStickInfo[i].bAxisDown[ m_JoyStickInfo[i].nAxisDownIndex ][ k ] = IsAxisDown( i, k );
 285
 286                 // 2.\83C\83x\83\93\83g\8eæ\93¾
 287                 DIDEVICEOBJECTDATA ddod[ MAX_DIEVENT_BUFFER ];
 288                 DWORD dwItems = MAX_DIEVENT_BUFFER;
 289                 if( SUCCEEDED( m_JoyStickInfo[i].pDID->GetDeviceData( sizeof( DIDEVICEOBJECTDATA ), ddod, &dwItems, 0 ) ) )
 290                 {
 291                         for( DWORD ev = 0; ev < dwItems; ev++ )
 292                         {
 293                                 for( int k = 0; k < 128; k++ )
 294                                 {
 295                                         if( ddod[ ev ].dwOfs == DIJOFS_BUTTON( k ) )
 296                                         {
 297                                                 if( ( ddod[ ev ].dwData & 0xFF ) == 0 )
 298                                                         m_JoyStickInfo[i].bPullUp[ k ] = true;                  // \83{\83^\83\93\82ª\97£\82³\82ê\82½
 299                                                 else
 300                                                         m_JoyStickInfo[i].bPushDown[ k ] = true;                // \83{\83^\83\93\82ª\89\9f\82³\82ê\82½
 301                                         }
 302                                 }
 303                         }
 304                 }
 305         }
 306         return true;
 307 }
 308
 309 void CDirectInput::Term()
 310 {
 311         // \83L\81[\83{\81[\83h\83f\83o\83C\83X\82Ì\89ð\95ú
 312         if( this->pDIDKeyboard )
 313         {
 314                 this->pDIDKeyboard->Unacquire();
 315                 SAFE_RELEASE( this->pDIDKeyboard );
 316         }
 317
 318         // \83W\83\87\83C\83X\83e\83B\83b\83N\83f\83o\83C\83X\82Ì\89ð\95ú
 319         for( int i = 0; i < this->nJoySticks; i++ )
 320         {
 321                 if( m_JoyStickInfo[i].pDID )
 322                 {
 323                         m_JoyStickInfo[i].pDID->Unacquire();
 324                         SAFE_RELEASE( m_JoyStickInfo[i].pDID );
 325                 }
 326         }
 327         this->nJoySticks = 0;
 328
 329         // DirectInput7 \82Ì\89ð\95ú
 330         SAFE_RELEASE( this->pDI );
 331 }
 332
 333 bool CDirectInput::IsKeyDown( int nDIK )
 334 {
 335         return ( nDIK >= 0 && nDIK < 256 && (this->byKeyState[ nDIK ] & 0x80) != 0x00 );
 336 }
 337
 338 bool CDirectInput::IsKeyUp( int nDIK )
 339 {
 340         return ( nDIK >= 0 && nDIK < 256 && (this->byKeyState[ nDIK ] & 0x80) == 0x00 );
 341 }
 342
 343 bool CDirectInput::IsKeyPushDown( int nDIK )
 344 {
 345         return ( nDIK >= 0 && nDIK < 256 && this->bKeyPushDown[ nDIK ] );
 346 }
 347
 348 bool CDirectInput::IsKeyPullUp( int nKey )
 349 {
 350         return ( nKey >= 0 && nKey < 256 && this->bKeyPullUp[ nKey ] );
 351 }
 352
 353 bool CDirectInput::IsButtonDown( int nID, int nButton )
 354 {
 355         if( nID < 0 || nID >= this->nJoySticks || nButton < 0 || nButton > 127 || m_JoyStickInfo[ nID ].pDID == NULL )
 356                 return false;
 357
 358         return ( ( m_JoyStickInfo[ nID ].state.rgbButtons[ nButton ] & 0x80 ) != 0x00 );
 359 }
 360
 361 bool CDirectInput::IsButtonUp( int nID, int nButton )
 362 {
 363         if( nID < 0 || nID >= this->nJoySticks || nButton < 0 || nButton > 127 || m_JoyStickInfo[ nID ].pDID == NULL )
 364                 return false;
 365
 366         return ( ( m_JoyStickInfo[ nID ].state.rgbButtons[ nButton ] & 0x80 ) == 0x00 );
 367 }
 368
 369 bool CDirectInput::IsButtonPushDown( int nID, int nButton )
 370 {
 371         return ( nID >= 0 && nID < this->nJoySticks && nButton >= 0 && nButton < 128 && m_JoyStickInfo[ nID ].bPushDown[ nButton ] );
 372 }
 373
 374 bool CDirectInput::IsButtonPullUp( int nID, int nButton )
 375 {
 376         return ( nID >= 0 && nID < this->nJoySticks && nButton >= 0 && nButton < 128 && m_JoyStickInfo[ nID ].bPullUp[ nButton ] );
 377 }
 378
 379 bool CDirectInput::IsAxisDown( int nID, int nAxis )
 380 {
 381         if( nID < 0 || nID >= this->nJoySticks || nAxis < 0 || nAxis > 5 || m_JoyStickInfo[ nID ].pDID == NULL )
 382                 return false;
 383
 384         if( nAxis == 0 && m_JoyStickInfo[ nID ].state.lX < ( 3 * m_JoyStickInfo[ nID ].lMin[0] +     m_JoyStickInfo[ nID ].lMax[0] ) / 4 ) return true;
 385         if( nAxis == 1 && m_JoyStickInfo[ nID ].state.lX > (     m_JoyStickInfo[ nID ].lMin[0] + 3 * m_JoyStickInfo[ nID ].lMax[0] ) / 4 ) return true;
 386         if( nAxis == 2 && m_JoyStickInfo[ nID ].state.lY < ( 3 * m_JoyStickInfo[ nID ].lMin[1] +     m_JoyStickInfo[ nID ].lMax[1] ) / 4 ) return true;
 387         if( nAxis == 3 && m_JoyStickInfo[ nID ].state.lY > (     m_JoyStickInfo[ nID ].lMin[1] + 3 * m_JoyStickInfo[ nID ].lMax[1] ) / 4 ) return true;
 388         if( nAxis == 4 && m_JoyStickInfo[ nID ].state.lZ < ( 3 * m_JoyStickInfo[ nID ].lMin[2] +     m_JoyStickInfo[ nID ].lMax[2] ) / 4 ) return true;
 389         if( nAxis == 5 && m_JoyStickInfo[ nID ].state.lZ > (     m_JoyStickInfo[ nID ].lMin[2] + 3 * m_JoyStickInfo[ nID ].lMax[2] ) / 4 ) return true;
 390         return false;
 391 }
 392
 393 bool CDirectInput::IsAxisUp( int nID, int nAxis )
 394 {
 395         if( nID < 0 || nID >= this->nJoySticks || nAxis < 0 || nAxis > 5 || m_JoyStickInfo[ nID ].pDID == NULL )
 396                 return false;
 397
 398         if( nAxis == 0 && m_JoyStickInfo[ nID ].state.lX >= ( 3 * m_JoyStickInfo[ nID ].lMin[0] +     m_JoyStickInfo[ nID ].lMax[0] ) / 4 ) return true;
 399         if( nAxis == 1 && m_JoyStickInfo[ nID ].state.lX <= (     m_JoyStickInfo[ nID ].lMin[0] + 3 * m_JoyStickInfo[ nID ].lMax[0] ) / 4 ) return true;
 400         if( nAxis == 2 && m_JoyStickInfo[ nID ].state.lY >= ( 3 * m_JoyStickInfo[ nID ].lMin[1] +     m_JoyStickInfo[ nID ].lMax[1] ) / 4 ) return true;
 401         if( nAxis == 3 && m_JoyStickInfo[ nID ].state.lY <= (     m_JoyStickInfo[ nID ].lMin[1] + 3 * m_JoyStickInfo[ nID ].lMax[1] ) / 4 ) return true;
 402         if( nAxis == 4 && m_JoyStickInfo[ nID ].state.lZ >= ( 3 * m_JoyStickInfo[ nID ].lMin[2] +     m_JoyStickInfo[ nID ].lMax[2] ) / 4 ) return true;
 403         if( nAxis == 5 && m_JoyStickInfo[ nID ].state.lZ <= (     m_JoyStickInfo[ nID ].lMin[2] + 3 * m_JoyStickInfo[ nID ].lMax[2] ) / 4 ) return true;
 404         return false;
 405 }
 406
 407 bool CDirectInput::IsAxisPushDown( int nID, int nAxis )
 408 {
 409         if( nID < 0 || nID >= this->nJoySticks || nAxis < 0 || nAxis > 5 || m_JoyStickInfo[ nID ].pDID == NULL )
 410                 return false;
 411
 412         return     ! m_JoyStickInfo[ nID ].bAxisDown[ 1 - m_JoyStickInfo[ nID ].nAxisDownIndex ][ nAxis ]
 413                         &&   m_JoyStickInfo[ nID ].bAxisDown[     m_JoyStickInfo[ nID ].nAxisDownIndex ][ nAxis ];
 414 }
 415
 416 bool CDirectInput::IsAxisPullUp( int nID, int nAxis )
 417 {
 418         if( nID < 0 || nID >= this->nJoySticks || nAxis < 0 || nAxis > 5 || m_JoyStickInfo[ nID ].pDID == NULL )
 419                 return false;
 420
 421         return       m_JoyStickInfo[ nID ].bAxisDown[ 1 - m_JoyStickInfo[ nID ].nAxisDownIndex ][ nAxis ]
 422                         && ! m_JoyStickInfo[ nID ].bAxisDown[     m_JoyStickInfo[ nID ].nAxisDownIndex ][ nAxis ];
 423 }
 424
 425 LPDIJOYSTATE2 CDirectInput::GetJoyState( int nID )
 426 {
 427         if( nID < 0 || nID >= this->nJoySticks || m_JoyStickInfo[ nID ].pDID == NULL )
 428                 return NULL;
 429
 430         return &(m_JoyStickInfo[ nID ].state);
 431 }
 432
 433 HRESULT CDirectInput::GetJoyProperty( int nID, REFGUID rguidProp, LPDIPROPHEADER pdiph )
 434 {
 435         if( nID < 0 || nID >= this->nJoySticks || m_JoyStickInfo[ nID ].pDID == NULL )
 436                 return S_FALSE;
 437
 438         return m_JoyStickInfo[ nID ].pDID->GetProperty( rguidProp, pdiph );
 439 }
 440
 441         }//IO
 442 }//FDK