Direct3D实现的小场景

#define STRICT #define WIN32_LEAN_AND_MEAN #include "stdafx.h" LPDIRECT3DVERTEXBUFFER9 g_pBackgroundVB; //背景矩形顶点缓冲区 LPDIRECT3DTEXTURE9 g_pBackgroundTexture; //背景纹理 LPDIRECT3DVERTEXBUFFER9 g_pWaterVB; //水波网格模型顶点缓冲区 LPDIRECT3DTEXTURE9 g_psBumpMap; //凹凸纹理 D3DXMATRIXA16 g_matBumpMat; //世界矩阵 float ftime = 0.0f; const UINT g_n = 2; //水波网格模型x轴方向的顶点数目 const UINT g_m = 2; //水波网格模型y轴方向的顶点数目 const UINT g_nTriangles = (g_n-1)*(g_m-1)*2; //水波网格模型的三角形数目 HWND g_hWnd = NULL; // 窗口句柄 LPDIRECT3D9 g_pD3D = NULL; // D3D对象 LPDIRECT3DDEVICE9 g_pd3dDevice = NULL; // D3D设备对象 D3DPRESENT_PARAMETERS d3dpp; // D3D设备特性 Camera came; CStaticMesh mesh1,mesh2,mesh3,mesh4,mesh5,mesh6,mesh7,mesh8,mesh9,mesh10,mesh11,mesh12,mesh13,mesh14,mesh15,mesh16,mesh17; //CStaticMesh mesh18,mesh19,mesh20,mesh21,mesh22,mesh23,mesh24,mesh25,mesh26,mesh27,mesh28,mesh29,mesh30,mesh31,mesh32; //CStaticMesh mesh33; CStaticMesh mesh34; CStaticMesh mesh35; CStaticMesh mesh36; CStaticMesh mesh37; CStaticMesh mesh38; CStaticMesh mesh39; CStaticMesh mesh40; CStaticMesh mesh41; CStaticMesh mesh42; CStaticMesh mesh43; CStaticMesh mesh44; CStaticMesh mesh45; D3DXMATRIX matWorld,matWorld1,matWorld2,matWorld3; struct VERTEX { D3DXVECTOR3 p; float tu, tv; static const DWORD FVF; }; const DWORD VERTEX::FVF = D3DFVF_XYZ | D3DFVF_TEX1; const int Width = 640; // 窗口宽 const int Height = 480; // 窗口高 double g_dCurTime; // 当前时间 double g_dLastTime; // 上衣帧的时间 LPD3DXFONT g_pd3dxFont = NULL; // 字体 bool m_bDeviceLost = false; // 设备是否丢失 bool state = true; D3DXMATRIX Matrix1,Matrix2,Matrix,Matrix3,Matrix4; // 函数原型 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow); LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam); void initD3D(void); void shutDown(void); void render(void); void createFont( void ); void RenderText(char* fps); inline DWORD F2DW( FLOAT f ) { return *((DWORD*)&f); } // 功能：当丢失设备时释放设备 void InvalidateDeviceObjects(void) { g_pd3dxFont->OnLostDevice(); } // 功能：重新获得设备 void RestoreDeviceObjects(void) { g_pd3dxFont->OnResetDevice(); } HRESULT CreateBumpMap(IDirect3DDevice9* pd3dDevice) { HRESULT hr = S_OK; UINT iWidth = 256; UINT iHeight = 256; //创建凹凸纹理 if( pd3dDevice->CreateTexture( iWidth, iWidth, 1, 0, D3DFMT_V8U8, D3DPOOL_MANAGED, &g_psBumpMap, NULL )); //填充纹理元素 D3DLOCKED_RECT d3dlr; g_psBumpMap->LockRect( 0, &d3dlr, 0, 0 ); CHAR* pDst = (CHAR*)d3dlr.pBits; CHAR iDu, iDv; for( DWORD y=0; y<iHeight; y++ ) { CHAR* pPixel = pDst; for( DWORD x=0; x<iWidth; x++ ) { float fx = x/(FLOAT)iWidth - 0.5f; float fy = y/(FLOAT)iHeight - 0.2f; float r = sqrtf( fx*fx + fy*fy ); iDu = (CHAR)( 64 * cosf( 300.0f * r ) * expf( -r * 5.0f ) ); iDu = iDu + (CHAR)( 32 * cosf( 150.0f * ( fx + fy ) ) ); iDu = iDu +(CHAR)( 16 * cosf( 140.0f * ( fx * 0.85f - fy ) ) ); iDv = (CHAR)( 64 * sinf( 300.0f * r ) * expf( -r * 5.0f ) ); iDv = iDv + (CHAR)( 32 * sinf( 150.0f * ( fx + fy ) ) ); iDv = iDv + (CHAR)( 16 * sinf( 140.0f * ( fx * 0.85f - fy ) ) ); *pPixel++ = iDu; *pPixel++ = iDv; } pDst += d3dlr.Pitch; } g_psBumpMap->UnlockRect(0); return hr; } HRESULT SetEMBMStates(IDirect3DDevice9* g_pd3dDevice, float fTime) { //设置纹理层 0 的纹理渲染状态 g_pd3dDevice->SetTexture( 0, g_psBumpMap ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_BUMPENVMAPLUMINANCE ); static float r = 0.04f; g_matBumpMat._11 = r * cosf( (float)fTime * 9.0f ); g_matBumpMat._12 = -r * sinf( (float)fTime * 9.0f ); g_matBumpMat._21 = r * sinf( (float)fTime * 9.0f ); g_matBumpMat._22 = r * cosf( (float)fTime * 9.0f ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_BUMPENVMAT00, F2DW( g_matBumpMat._11 ) ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_BUMPENVMAT01, F2DW( g_matBumpMat._12 ) ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_BUMPENVMAT10, F2DW( g_matBumpMat._21 ) ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_BUMPENVMAT11, F2DW( g_matBumpMat._22 ) ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_BUMPENVLSCALE, F2DW(0.8f) ); g_pd3dDevice->SetTextureStageState( 0, D3DTSS_BUMPENVLOFFSET, F2DW(0.0f) ); //设置纹理层 1 的纹理渲染状态 g_pd3dDevice->SetTexture( 1, g_pBackgroundTexture ); g_pd3dDevice->SetTextureStageState( 1, D3DTSS_COLOROP, D3DTOP_SELECTARG1 ); g_pd3dDevice->SetTextureStageState( 1, D3DTSS_COLORARG1, D3DTA_TEXTURE ); g_pd3dDevice->SetTextureStageState( 1, D3DTSS_TEXCOORDINDEX, D3DTSS_TCI_CAMERASPACEPOSITION | 1 ); g_pd3dDevice->SetTextureStageState( 1, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_COUNT3|D3DTTFF_PROJECTED ); //设置纹理坐标变换矩阵 static D3DXMATRIXA16 mat; mat._11 = 0.8f; mat._12 = 0.0f; mat._13 = 0.0f; mat._21 = 0.0f; mat._22 = 0.8f; mat._23 = 0.0f; mat._31 = 0.5f; mat._32 =-0.5f; mat._33 = 1.0f; mat._41 = 0.0f; mat._42 = 0.0f; mat._43 = 0.0f; g_pd3dDevice->SetTransform( D3DTS_TEXTURE1, &mat ); return S_OK; } // 功能：创建窗口 int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow ) { WNDCLASSEX winClass; MSG uMsg; memset(&uMsg,0,sizeof(uMsg)); winClass.lpszClassName = "MY_WINDOWS_CLASS"; winClass.cbSize = sizeof(WNDCLASSEX); winClass.style = CS_HREDRAW | CS_VREDRAW; winClass.lpfnWndProc = WindowProc; winClass.hInstance = hInstance; winClass.hIcon = LoadIcon(hInstance, (LPCTSTR)IDI_DIRECTX_ICON); winClass.hIconSm = LoadIcon(hInstance, (LPCTSTR)IDI_ICON1); winClass.hCursor = LoadCursor(NULL, IDC_ARROW); winClass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH); winClass.lpszMenuName = NULL; winClass.cbClsExtra = 0; winClass.cbWndExtra = 0; if( !RegisterClassEx(&winClass) ) return E_FAIL; int AppLeft = (GetSystemMetrics(SM_CXFULLSCREEN) - Width) / 2; int AppTop = (GetSystemMetrics(SM_CYFULLSCREEN) - Height) / 2; g_hWnd = CreateWindowEx( NULL, "MY_WINDOWS_CLASS", "ZZ_DirectX 框架程序", WS_OVERLAPPEDWINDOW | WS_VISIBLE,// WS_MINIMIZEBOX | WS_VISIBLE | WS_SYSMENU, AppLeft, AppTop, Width, Height, NULL, NULL, hInstance, NULL ); if( g_hWnd == NULL ) return E_FAIL; ShowWindow( g_hWnd, nCmdShow ); UpdateWindow( g_hWnd ); initD3D(); // 初始化D3D //---------------------------------------------------------- //----------------------------------------------------------- while( uMsg.message != WM_QUIT ) { if( PeekMessage( &uMsg, NULL, 0, 0, PM_REMOVE ) ) { TranslateMessage( &uMsg ); DispatchMessage( &uMsg ); } else render(); // 渲染 } shutDown(); UnregisterClass( "MY_WINDOWS_CLASS", winClass.hInstance ); return uMsg.wParam; } LRESULT CALLBACK WindowProc( HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam ) { switch( msg ) { case WM_KEYDOWN: { switch( wParam ) { case VK_ESCAPE: PostQuitMessage(0); break; } } break; case WM_CLOSE: { PostQuitMessage(0); } case WM_DESTROY: { PostQuitMessage(0); } bre