2017-10-10 01:14:03 +08:00
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#include "winbase.h"
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2017-10-11 11:15:17 +08:00
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#include <Windows.h>
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#include <tchar.h>
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#include <atltypes.h>
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2017-10-10 01:14:03 +08:00
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static steady_clock::time_point nNow;
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steady_clock::time_point GetNow()
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{
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return nNow;
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}
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void FlushSteadyClock()
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{
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nNow = steady_clock::now(); // <20><>ȡ<EFBFBD><C8A1>ǰʱ<C7B0><CAB1>
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2017-10-11 11:15:17 +08:00
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}
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LONGLONG GetInterval(steady_clock::time_point nLast)
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{
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return duration_cast<milliseconds>(nNow - nLast).count();
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}
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void WindowCenter(HWND hWnd)
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{
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// <20><>ȡ<EFBFBD><C8A1>Ļ<EFBFBD>ֱ<EFBFBD><D6B1><EFBFBD>
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int screenWidth = GetSystemMetrics(SM_CXSCREEN);
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int screenHeight = GetSystemMetrics(SM_CYSCREEN);
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// <20><>ȡ<EFBFBD><C8A1><EFBFBD>ڴ<EFBFBD>С
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CRect rcWindow;
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GetWindowRect(hWnd, &rcWindow);
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// <20><><EFBFBD>ô<EFBFBD><C3B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD>
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SetWindowPos(hWnd, HWND_TOP,
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(screenWidth - rcWindow.Size().cx) / 2,
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(screenHeight - rcWindow.Size().cy) / 2,
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rcWindow.Size().cx,
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rcWindow.Size().cy,
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SWP_SHOWWINDOW | SWP_NOSIZE);
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}
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void CreateGameWindow()
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{
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HWND _wnd;
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HINSTANCE s_hInstance;
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if (!s_hInstance)
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{
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s_hInstance = GetModuleHandle(NULL); // Grab An Instance For Our Window
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WNDCLASS wc; // Windows Class Structure
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// Redraw On Size, And Own DC For Window.
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wc.style = 0;
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wc.lpfnWndProc = _SoundPlayProc; // WndProc Handles Messages
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wc.cbClsExtra = 0; // No Extra Window Data
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wc.cbWndExtra = 0; // No Extra Window Data
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wc.hInstance = s_hInstance; // Set The Instance
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wc.hIcon = 0; // Load The Default Icon
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wc.hCursor = LoadCursor(NULL, IDC_ARROW); // Load The Arrow Pointer
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wc.hbrBackground = NULL; // No Background Required For GL
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wc.lpszMenuName = NULL; // We Don't Want A Menu
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wc.lpszClassName = _T("Easy2dCallbackWnd"); // Set The Class Name
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if (!RegisterClass(&wc) // Register Our Class
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&& GetLastError() != 1410) // Class is Already Existent
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{
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return;
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}
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}
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_wnd = CreateWindowEx(
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WS_EX_APPWINDOW, // Extended Style For The Window
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_T("Easy2dCallbackWnd"), // Class Name
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NULL, // Window Title
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WS_POPUPWINDOW, // Defined Window Style
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0, 0, // Window Position
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0, 0, // Window Width And Height
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NULL, // No Parent Window
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NULL, // No Menu
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s_hInstance, // Instance
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NULL); // No Param
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if (_wnd)
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{
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//SetWindowLongPtr(_wnd, GWLP_USERDATA, (LONG_PTR)this);
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}
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2017-10-10 01:14:03 +08:00
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}
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