JeVoisBase  1.0
JeVois Smart Embedded Machine Vision Toolkit Base Modules
env_math.h
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1 /*!@file Envision/env_math.h */
2 
3 // //////////////////////////////////////////////////////////////////// //
4 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005 //
5 // by the University of Southern California (USC) and the iLab at USC. //
6 // See http://iLab.usc.edu for information about this project. //
7 // //////////////////////////////////////////////////////////////////// //
8 // Major portions of the iLab Neuromorphic Vision Toolkit are protected //
9 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
10 // in Visual Environments, and Applications'' by Christof Koch and //
11 // Laurent Itti, California Institute of Technology, 2001 (patent //
12 // pending; application number 09/912,225 filed July 23, 2001; see //
13 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status). //
14 // //////////////////////////////////////////////////////////////////// //
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32 //
33 // Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu>
34 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Envision/env_math.h $
35 // $Id: env_math.h 7663 2007-01-06 05:37:28Z rjpeters $
36 //
37 
38 #pragma once
39 
41 
42 struct env_params;
43 
44 #define ENV_TRIG_TABSIZ ((env_size_t) 256)
45 #define ENV_TRIG_NBITS ((env_size_t) 8)
46 
47 struct env_math
48 {
50 
51  const intg16* sintab;
52  const intg16* costab;
53 };
54 
55 #ifdef __cplusplus
56 extern "C"
57 {
58 #endif
59 
60  void env_init_integer_math(struct env_math* imath, const struct env_params* envp);
61 
62 #ifdef __cplusplus
63 }
64 #endif
short intg16
16-bit signed integer
Definition: env_types.h:46
const intg16 * sintab
Definition: env_math.h:51
const intg16 * costab
Definition: env_math.h:52
unsigned long env_size_t
Definition: env_types.h:71
void env_init_integer_math(struct env_math *imath, const struct env_params *envp)
Definition: env_math.c:44
env_size_t nbits
Definition: env_math.h:49