shithub: choc

ref: 66a2cc66d7504c9b64e1c461e62ad2a9d964fa95
dir: /src/m_fixed.h/

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// Emacs style mode select   -*- C++ -*- 
//-----------------------------------------------------------------------------
//
// $Id: m_fixed.h 4 2005-07-23 16:19:41Z fraggle $
//
// 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
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.1  2005/07/23 16:19:54  fraggle
// Initial revision
//
//
//-----------------------------------------------------------------------------