env_math.h

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/*!@file env_math.h */
 
// //////////////////////////////////////////////////////////////////// //
// The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005   //
// by the University of Southern California (USC) and the iLab at USC.  //
// See http://iLab.usc.edu for information about this project.          //
// //////////////////////////////////////////////////////////////////// //
// Major portions of the iLab Neuromorphic Vision Toolkit are protected //
// under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
// in Visual Environments, and Applications'' by Christof Koch and      //
// Laurent Itti, California Institute of Technology, 2001 (patent       //
// pending; application number 09/912,225 filed July 23, 2001; see      //
// http://pair.uspto.gov/cgi-bin/final/home.pl for current status).     //
// //////////////////////////////////////////////////////////////////// //
// This file is part of the iLab Neuromorphic Vision C++ Toolkit.       //
//                                                                      //
// The iLab Neuromorphic Vision C++ Toolkit is free software; you can   //
// redistribute it and/or modify it under the terms of the GNU General  //
// Public License as published by the Free Software Foundation; either  //
// version 2 of the License, or (at your option) any later version.     //
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// The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope  //
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// PURPOSE.  See the GNU General Public License for more details.       //
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// You should have received a copy of the GNU General Public License    //
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// Boston, MA 02111-1307 USA.                                           //
// //////////////////////////////////////////////////////////////////// //
//
// Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu>
// $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Envision/env_math.h $
// $Id: env_math.h 7663 2007-01-06 05:37:28Z rjpeters $
//
 
#pragma once
 
#include <jevoisbase/Components/Saliency/env_types.h>
 
struct env_params;
 
#define ENV_TRIG_TABSIZ ((env_size_t) 256)
#define ENV_TRIG_NBITS  ((env_size_t) 8)
 
struct env_math
{
    env_size_t nbits;
    
    const intg16* sintab;
    const intg16* costab;
};
 
#ifdef __cplusplus
extern "C"
{
#endif
 
  void env_init_integer_math(struct env_math* imath, const struct env_params* envp);
 
#ifdef __cplusplus
}
#endif