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g2_util.h

00001 /*****************************************************************************
00002 **  Copyright (C) 1998-2001  Ljubomir Milanovic & Horst Wagner
00003 **  This file is part of the g2 library
00004 **
00005 **  This library is free software; you can redistribute it and/or
00006 **  modify it under the terms of the GNU Lesser General Public
00007 **  License as published by the Free Software Foundation; either
00008 **  version 2.1 of the License, or (at your option) any later version.
00009 **
00010 **  This library is distributed in the hope that it will be useful,
00011 **  but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 **  Lesser General Public License for more details.
00014 **
00015 **  You should have received a copy of the GNU Lesser General Public
00016 **  License along with this library; if not, write to the Free Software
00017 **  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 ******************************************************************************/
00019 #ifndef _G2_UTIL_H
00020 #define _G2_UTIL_H
00021 
00022 #include <stdlib.h>
00023 #include "g2_physical_device.h"
00024 
00025 int  dtoi(double x);
00026 
00027 void g2_uc2pdc_int(g2_physical_device *pd, double x, double y,
00028                    int *ix, int *iy);
00029 void g2_uc2pdc_double(g2_physical_device *pd, double x, double y,
00030                       double *dx, double *dy);
00031 void g2_us2pds_int(g2_physical_device *pd, double x, double y,
00032                    int *ix, int *iy);
00033 void g2_us2pds_double(g2_physical_device *pd, double x, double y,
00034                       double *dx, double *dy);
00035 void g2_pdc2uc(g2_physical_device *pd, double ix, double iy,
00036                    double *x, double *y);
00037 void g2_sort2_i(int *a, int *b);
00038 void g2_sort2_d(double *a, double *b);
00039 void *g2_malloc(size_t size);
00040 void *g2_realloc(void *p, size_t size);
00041 void g2_free(void *p);
00042 
00043 double *g2_floatp2doublep(float *f, int N);
00044 
00045 enum g2_log_level {Error=1, Warning, Verbose, Debug};
00046 void g2_log(enum g2_log_level log_level, const char *format, ...);
00047 
00048 #endif /* _G2_UTIL_H */

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