Opengl-Clock.rar_OpenGL 时钟_OpenGL时钟_clock_clock opengl_opengl cl

#include <windows.h> #include <gl\gl.h> #include "Define.h" LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM); void InitialList (); void DestroyList (); void loadtext (); char szClassName[ ] = "ss_OpenGLproc"; HWND hwnd; HDC hdc; HGLRC hrc; int i; double d; double angle = 0; SYSTEMTIME systm; unsigned int list; float s,f,h; PIXELFORMATDESCRIPTOR pfd; int WINAPI WinMain (HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nFunsterStil) { MSG messages; WNDCLASSEX wincl; wincl.hInstance = hThisInstance; wincl.lpszClassName = szClassName; wincl.lpfnWndProc = WindowProcedure; wincl.style = CS_DBLCLKS; wincl.cbSize = sizeof (WNDCLASSEX); wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION); wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION); wincl.hCursor = LoadCursor (NULL, IDC_ARROW); wincl.lpszMenuName = NULL; wincl.cbClsExtra = 0; wincl.cbWndExtra = 0; wincl.hbrBackground = (HBRUSH) GetStockObject (BLACK_BRUSH); if (!RegisterClassEx (&wincl)) return 0; hwnd = CreateWindowEx ( 0, szClassName, "MyProc", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 500, 500, HWND_DESKTOP, NULL, hThisInstance, NULL ); ZeroMemory (&pfd, sizeof (pfd)); hdc = GetDC(hwnd); pfd.nSize = sizeof(pfd); pfd.nVersion = 1; pfd.dwFlags = PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_DOUBLEBUFFER; pfd.iPixelType = PFD_TYPE_RGBA; pfd.cColorBits = 24; pfd.cDepthBits = 16; pfd.iLayerType = PFD_MAIN_PLANE; i = ChoosePixelFormat (hdc, &pfd); SetPixelFormat (hdc, i, &pfd); hrc = wglCreateContext (hdc); wglMakeCurrent (hdc, hrc); glEnable (GL_DEPTH_TEST); loadtext (); InitialList (); ShowWindow (hwnd, nFunsterStil); again: if( PeekMessage(&messages,NULL,0,0,PM_REMOVE)){ if(messages.message==WM_QUIT)goto end; TranslateMessage(&messages); DispatchMessage(&messages); }else{ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glMatrixMode(GL_PROJECTION); glLoadIdentity(); glFrustum (-250, 250, -250, 250, 400, 1000); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); GetSystemTime (&systm); glTranslatef (0, 0, -700); glRotated (angle, 0, 1, 0); glPushMatrix (); glColor3ub (0x00, 0xef, 0x00); glTranslatef (0, 0, 10); glRotatef (90, -1, 0, 0); glScalef (250, 20, 250); glCallList (Lzhu); glPopMatrix (); i = 0; s = (systm.wSecond + systm.wMilliseconds/1000.0)*6; f = systm.wMinute*6 + systm.wSecond*0.1; h = ((systm.wHour+8)>11?systm.wHour-4:systm.wHour)*30 + systm.wMinute*0.5; ts: if (i==2) goto ts_end; glPushMatrix (); glTranslatef (0, 0, 10); glCallList (Lbq); glTranslatef (0, 0, 20); glPushMatrix (); glRotatef (h, 0, 0, -1); glCallList (Lsz); glPopMatrix (); glTranslatef (0, 0, 20); glPushMatrix (); glRotatef (f, 0, 0, -1); glCallList (Lfz); glPopMatrix (); glTranslatef (0, 0, 20); glPushMatrix (); glRotatef (s, 0, 0, -1); glCallList (Lmz); glPopMatrix (); glPopMatrix (); glRotatef (180, 0, 1, 0); i ++; goto ts; ts_end: SwapBuffers(hdc); angle = s * 4; Sleep(0); } goto again; end: wglMakeCurrent(hdc,NULL); ReleaseDC(hwnd,hdc); DestroyList (); return messages.wParam; } LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { switch (message) { case WM_DESTROY: PostQuitMessage (0); break; default: return DefWindowProc (hwnd, message, wParam, lParam); } return 0; }