ref: a584d9eb96636f0743b4d10150f34fc81fd4bb1b
dir: /sys/src/games/doom/m_fixed.h/
// Emacs style mode select -*- C++ -*- //----------------------------------------------------------------------------- // // $Id:$ // // Copyright (C) 1993-1996 by id Software, Inc. // // This source is available for distribution and/or modification // only under the terms of the DOOM Source Code License as // published by id Software. All rights reserved. // // The source is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License // for more details. // // DESCRIPTION: // Fixed point arithemtics, implementation. // //----------------------------------------------------------------------------- #ifndef __M_FIXED__ #define __M_FIXED__ #ifdef __GNUG__ #pragma interface #endif // // Fixed point, 32bit as 16.16. // #define FRACBITS 16 #define FRACUNIT (1<<FRACBITS) typedef int fixed_t; fixed_t FixedMul (fixed_t a, fixed_t b); fixed_t FixedDiv (fixed_t a, fixed_t b); #endif //----------------------------------------------------------------------------- // // $Log:$ // //-----------------------------------------------------------------------------