VC++场景游戏，人物移动快一点源码

//----------------------------------------------------------------------------- // File: ddutil.cpp // // Desc: DirectDraw framewark classes. Feel free to use this class as a // starting point for adding extra functionality. // // // Copyright (c) 1995-1999 Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- #define STRICT #include <tchar.h> #include <windows.h> #include <windowsx.h> #include <ddraw.h> #include "ddutil.h" #include "dxutil.h" //----------------------------------------------------------------------------- // Name: CDisplay() // Desc: //----------------------------------------------------------------------------- CDisplay::CDisplay() { m_pDD = NULL; m_pddsFrontBuffer = NULL; m_pddsBackBuffer = NULL; m_pddsBackBufferLeft = NULL; } //----------------------------------------------------------------------------- // Name: ~CDisplay() // Desc: //----------------------------------------------------------------------------- CDisplay::~CDisplay() { DestroyObjects(); } //----------------------------------------------------------------------------- // Name: DestroyObjects() // Desc: //----------------------------------------------------------------------------- HRESULT CDisplay::DestroyObjects() { SAFE_RELEASE( m_pddsBackBufferLeft ); SAFE_RELEASE( m_pddsBackBuffer ); SAFE_RELEASE( m_pddsFrontBuffer ); if( m_pDD ) m_pDD->SetCooperativeLevel( m_hWnd, DDSCL_NORMAL ); SAFE_RELEASE( m_pDD ); return S_OK; } //----------------------------------------------------------------------------- // Name: CreateFullScreenDisplay() // Desc: //----------------------------------------------------------------------------- HRESULT CDisplay::CreateFullScreenDisplay( HWND hWnd, DWORD dwWidth, DWORD dwHeight, DWORD dwBPP ) { HRESULT hr; // Cleanup anything from a previous call DestroyObjects(); // DDraw stuff begins here if( FAILED( hr = DirectDrawCreateEx( NULL, (VOID**)&m_pDD, IID_IDirectDraw7, NULL ) ) ) return E_FAIL; // Set cooperative level hr = m_pDD->SetCooperativeLevel( hWnd, DDSCL_EXCLUSIVE|DDSCL_FULLSCREEN ); if( FAILED(hr) ) return E_FAIL; // Set the display mode if( FAILED( m_pDD->SetDisplayMode( dwWidth, dwHeight, dwBPP, 0, 0 ) ) ) return E_FAIL; // Create primary surface (with backbuffer attached) DDSURFACEDESC2 ddsd; ZeroMemory( &ddsd, sizeof( ddsd ) ); ddsd.dwSize = sizeof( ddsd ); ddsd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT; ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP | DDSCAPS_COMPLEX | DDSCAPS_3DDEVICE; ddsd.dwBackBufferCount = 1; if( FAILED( hr = m_pDD->CreateSurface( &ddsd, &m_pddsFrontBuffer, NULL ) ) ) return E_FAIL; // Get a pointer to the back buffer DDSCAPS2 ddscaps; ZeroMemory( &ddscaps, sizeof( ddscaps ) ); ddscaps.dwCaps = DDSCAPS_BACKBUFFER; if( FAILED( hr = m_pddsFrontBuffer->GetAttachedSurface( &ddscaps, &m_pddsBackBuffer ) ) ) return E_FAIL; m_pddsBackBuffer->AddRef(); m_hWnd = hWnd; m_bWindowed = FALSE; UpdateBounds(); return S_OK; } //----------------------------------------------------------------------------- // Name: CreateWindowedDisplay() // Desc: //----------------------------------------------------------------------------- HRESULT CDisplay::CreateWindowedDisplay( HWND hWnd, DWORD dwWidth, DWORD dwHeight ) { HRESULT hr; // Cleanup anything from a previous call DestroyObjects(); // DDraw stuff begins here if( FAILED( hr = DirectDrawCreateEx( NULL, (VOID**)&m_pDD, IID_IDirectDraw7, NULL ) ) ) return E_FAIL; // Set cooperative level hr = m_pDD->SetCooperativeLevel( hWnd, DDSCL_NORMAL ); if( FAILED(hr) ) return E_FAIL; RECT rcWork; RECT rc; DWORD dwStyle; // If we are still a WS_POPUP window we should convert to a normal app // window so we look like a windows app. dwStyle = GetWindowStyle( hWnd ); dwStyle &= ~WS_POPUP; dwStyle |= WS_OVERLAPPED | WS_CAPTION | WS_THICKFRAME | WS_MINIMIZEBOX; SetWindowLong( hWnd, GWL_STYLE, dwStyle ); // Aet window size SetRect( &rc, 0, 0, dwWidth, dwHeight ); AdjustWindowRectEx( &rc, GetWindowStyle(hWnd), GetMenu(hWnd) != NULL, GetWindowExStyle(hWnd) ); SetWindowPos( hWnd, NULL, 0, 0, rc.right-rc.left, rc.bottom-rc.top, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE ); SetWindowPos( hWnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE ); // Make sure our window does not hang outside of the work area SystemParametersInfo( SPI_GETWORKAREA, 0, &rcWork, 0 ); GetWindowRect( hWnd, &rc ); if( rc.left < rcWork.left ) rc.left = rcWork.left; if( rc.top < rcWork.top ) rc.top = rcWork.top; SetWindowPos( hWnd, NULL, rc.left, rc.top, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE ); LPDIRECTDRAWCLIPPER pcClipper; // Create the primary surface DDSURFACEDESC2 ddsd; ZeroMemory( &ddsd, sizeof( ddsd ) ); ddsd.dwSize = sizeof( ddsd ); ddsd.dwFlags = DDSD_CAPS; ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; if( FAILED( m_pDD->CreateSurface( &ddsd, &m_pddsFrontBuffer, NULL ) ) ) return E_FAIL; // Create the backbuffer surface ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT; ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_3DDEVICE; ddsd.dwWidth = dwWidth; ddsd.dwHeight = dwHeight; if( FAILED( hr = m_pDD->CreateSurface( &ddsd, &m_pddsBackBuffer, NULL ) ) ) return E_FAIL; if( FAILED( hr = m_pDD->CreateClipper( 0, &pcClipper, NULL ) ) ) return E_FAIL; if( FAILED( hr = pcClipper->SetHWnd( 0, hWnd ) ) ) { pcClipper->Release(); return E_FAIL; } if( FAILED( hr = m_pddsFrontBuffer->SetClipper( pcClipper ) ) ) { pcClipper->Release(); return E_FAIL; } // Done with clipper pcClipper->Release(); m_hWnd = hWnd; m_bWindowed = TRUE; UpdateBounds(); return S_OK; } //----------------------------------------------------------------------------- // Name: // Desc: //----------------------------------------------------------------------------- HRESULT CDisplay::CreateSurface( CSurface** ppSurface, DWORD dwWidth, DWORD dwHeight ) { if( NULL == m_pDD ) return E_POINTER; if( NULL == ppSurface ) return E_INVALIDARG; HRESULT hr; DDSURFACEDESC2 ddsd; ZeroMemory( &ddsd, sizeof( ddsd ) ); ddsd.dwSize = sizeof( ddsd ); ddsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT; ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN; ddsd.dwWidth = dwWidth; ddsd.dwHeight = dwHeight; (*ppSurface) = new CSurface(); if( FAILED( hr = (*ppSurface)->Create( m_pDD, &ddsd ) ) ) { delete (*ppSurface); return hr; } return S_OK; } //----------------------------------------------------------------------------- // Name: CDisplay::CreateSurfaceFromBitmap() // Desc: Create a DirectDrawSurface from a bitmap resource or bitmap file. // Use M