| 0,0 → 1,51 |
|---|
| // 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); |
| fixed_t FixedDiv2 (fixed_t a, fixed_t b); |
| |
| |
| |
| #endif |
| //----------------------------------------------------------------------------- |
| // |
| // $Log:$ |
| // |
| //----------------------------------------------------------------------------- |