diff options
| author | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-26 23:30:17 +0000 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-26 23:30:17 +0000 |
| commit | ec4bcbd01f73873a97a7d089e2f2de260db243d5 (patch) | |
| tree | 47475764be4ec3b20caf7941ea52ca4b49e63f8a /sys/src/games/doom/m_fixed.h | |
| parent | 269e63406d8d9fe79351849ca5c225f7dd3024d1 (diff) | |
rio: disable cons if /dev/kbd is open, add games/doom
Diffstat (limited to 'sys/src/games/doom/m_fixed.h')
| -rw-r--r-- | sys/src/games/doom/m_fixed.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sys/src/games/doom/m_fixed.h b/sys/src/games/doom/m_fixed.h new file mode 100644 index 000000000..7cd7c6663 --- /dev/null +++ b/sys/src/games/doom/m_fixed.h @@ -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 +//----------------------------------------------------------------------------- +// +// $Log:$ +// +//----------------------------------------------------------------------------- |