ch17p2_transitionpageant.cpp

游戏开发特殊技巧-special.effects.game.programming

  m_fFadeTime = 0.0f;

  m_pFont->RestoreDeviceObjects();
  m_pFontSmall->RestoreDeviceObjects();

  // Setup render states
  m_pd3dDevice->SetRenderState( D3DRS_LIGHTING, FALSE );
  m_pd3dDevice->SetRenderState( D3DRS_CULLMODE, D3DCULL_NONE );
    
  // create original image texture.  This must be created as a render target.
  if (FAILED(hr = D3DXCreateTextureFromFileEx(m_pd3dDevice, "Ch17p2_Island.png", 
    0, 0, 1, 0, D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, D3DX_DEFAULT, D3DX_DEFAULT,
    0, NULL, NULL, &m_pOrigTexture))) {
    return(hr);
  }

  if (FAILED(hr = D3DXCreateTextureFromFileEx(m_pd3dDevice, "Ch17p2_trippy256.bmp", 
    0, 0, 1, 0, D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, D3DX_DEFAULT, D3DX_DEFAULT,
    0, NULL, NULL, &m_pSecondTexture))) {
    return(hr);
  }

  SAFE_DELETE(m_pTransition);

  CSolidFadeTransition *SolidFadeTransition = 
    new CSolidFadeTransition(m_pd3dDevice, m_pOrigTexture, 
    D3DXCOLOR(1.0f, 0.0f, 0.0f, 1.0f));

  SolidFadeTransition->SetDuration(5.0f);

  m_pTransition = SolidFadeTransition;

  m_fFadeTime = 0.0f;

  D3DSURFACE_DESC desc;
  m_pOrigTexture->GetLevelDesc(0, &desc);
  
  m_iTextureWidth = desc.Width;
  m_iTextureHeight = desc.Height;

  return S_OK;
}

//-----------------------------------------------------------------------------
// Name: InvalidateDeviceObjects()
// Desc:
//-----------------------------------------------------------------------------
HRESULT CMyD3DApplication::InvalidateDeviceObjects()
{
  m_pFont->InvalidateDeviceObjects();
  m_pFontSmall->InvalidateDeviceObjects();
  SAFE_RELEASE( m_pOrigTexture );
  SAFE_RELEASE( m_pSecondTexture );
  
  SAFE_DELETE(m_pTransition);

  return S_OK;
}

//-----------------------------------------------------------------------------
// Name: DeleteDeviceObjects()
// Desc: Called when the app is exiting, or the device is being changed,
//       this function deletes any device dependent objects.
//-----------------------------------------------------------------------------
HRESULT CMyD3DApplication::DeleteDeviceObjects()
{
  m_pFont->DeleteDeviceObjects();
  m_pFontSmall->DeleteDeviceObjects();
  return S_OK;
}

//-----------------------------------------------------------------------------
// Name: FinalCleanup()
// Desc: Called before the app exits, this function gives the app the chance
//       to cleanup after itself.
//-----------------------------------------------------------------------------
HRESULT CMyD3DApplication::FinalCleanup()
{
  SAFE_DELETE( m_pFont );
  SAFE_DELETE( m_pFontSmall );
  return S_OK;
}

//-----------------------------------------------------------------------------
// Name: ConfirmDevice()
// Desc: Called during device intialization, this code checks the device
//       for some minimum set of capabilities
//-----------------------------------------------------------------------------
HRESULT CMyD3DApplication::ConfirmDevice( D3DCAPS8* pCaps, DWORD dwBehavior,
                                          D3DFORMAT Format )
{
  return S_OK;
}

//-----------------------------------------------------------------------------
// Name: MsgProc()
// Desc: Message proc function to handle key and menu input
//-----------------------------------------------------------------------------
LRESULT CMyD3DApplication::MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam,
                                    LPARAM lParam )
{
  switch(uMsg) {
    case WM_KEYDOWN:
    {
      switch(toupper(wParam)) {
        case '1':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CSolidFadeTransition *SolidFadeTransition = 
            new CSolidFadeTransition(m_pd3dDevice, m_pOrigTexture, 
            D3DXCOLOR(1.0f, 0.0f, 0.0f, 1.0f));

          SolidFadeTransition->SetDuration(2.0f);

          m_pTransition = SolidFadeTransition;
        }
        break;
 
        case '2':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CDissolveTransition *DissolveTransition = 
            new CDissolveTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture);

          DissolveTransition->SetDuration(2.0f);

          m_pTransition = DissolveTransition;
        }
        break;
 
        case '3':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CWipeTransition *WipeTransition = 
            new CWipeTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, CWipeTransition::WipeDir::Random);

          WipeTransition->SetDuration(5.0f);

          m_pTransition = WipeTransition;
        }
        break;

        case '4':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CMeltTransition *MeltTransition = 
            new CMeltTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 100);

          MeltTransition->SetDuration(5.0f); // looks better when it takes longer

          m_pTransition = MeltTransition;
        }
        break;
 
        case '5':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CConstSpeedMeltTransition *ConstSpeedMeltTransition = 
            new CConstSpeedMeltTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 100);

          ConstSpeedMeltTransition->SetDuration(5.0f); // looks better when it takes longer

          m_pTransition = ConstSpeedMeltTransition;
        }
        break;
 
        case '6':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CCrunchTransition *CrunchTransition = 
            new CCrunchTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 25);

          CrunchTransition->SetDuration(5.0f); // looks better when it takes longer

          m_pTransition = CrunchTransition;
        }
        break;
 
        case '7':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CConstSpeedCrunchTransition *ConstSpeedCrunchTransition = 
            new CConstSpeedCrunchTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 10);

          ConstSpeedCrunchTransition->SetDuration(5.0f);

          m_pTransition = ConstSpeedCrunchTransition;
        }
        break;
 
        case '8':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CStaticDissolveTransition *StaticDissolveTransition = 
            new CStaticDissolveTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 64, 3);

          StaticDissolveTransition->SetDuration(5.0f);

          m_pTransition = StaticDissolveTransition;
        }
        break;

        case '9':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CTileTransition<CTileTransitionBehavior_Shrink> *TileTransition = 
            new CTileTransition<CTileTransitionBehavior_Shrink>(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 5, 5);

          TileTransition->SetDuration(2.0f);

          m_pTransition = TileTransition;
        }
        break;

        case '0':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CTileTransition<CTileTransitionBehavior_TwirlAndShrink> *TileTransition = 
            new CTileTransition<CTileTransitionBehavior_TwirlAndShrink>(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 5, 5);

          TileTransition->SetDuration(2.0f);

          m_pTransition = TileTransition;
        }
        break;

        case 'Q':
        {
          SAFE_DELETE(m_pTransition);
          m_fFadeTime = 0.0001f;
          CWarpDissolveTransition *WarpDissolveTransition = 
            new CWarpDissolveTransition(m_pd3dDevice, m_pOrigTexture, m_pSecondTexture, 10, 10);

          WarpDissolveTransition->SetDuration(5.0f);

          m_pTransition = WarpDissolveTransition;
        }
        break;


      }
    }
    break;
  }
  // Pass remaining messages to default handler
  return CD3DApplication::MsgProc( hWnd, uMsg, wParam, lParam );
}