1 /* atlc - arbitrary transmission line calculator, for the analysis of
2 transmission lines are directional couplers.
4 Copyright (C) 2002. Dr. David Kirkby, PhD (G8WRB).
6 This program is free software; you can redistribute it and/or
7 modify it under the terms of the GNU General Public License
8 as published by the Free Software Foundation; either package_version 2
9 of the License, or (at your option) any later package_version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21 Dr. David Kirkby, e-mail drkirkby at gmail.com
39 #include "definitions.h"
41 extern double Er1, Er2, Ers[];
44 void get_Er1_and_Er2_colours(int *colour_Er1, int *colour_Er2)
47 *colour_Er2=-1; /* set them to a silly value, so we can check for it */
48 for(i=0; i<NUMBER_OF_DIELECTRICS_DEFINED; ++i)
50 if ( (Er1 < Ers[i] + TINY) && (Er1 > Ers[i] - TINY) )
51 *colour_Er1=colours[i];
52 if ( (Er2 < Ers[i] + TINY) && (Er2 > Ers[i] - TINY) )
53 *colour_Er2=colours[i];
55 if (*colour_Er2 == -1) /* ie its not one defined in Erdata.h */
56 *colour_Er2 =0xac82ac; /* report it is a silly value */
57 if (*colour_Er1 == -1) /* ie its not one defined in Erdata.h */
58 *colour_Er1 =0xcaff00; /* report it is a silly value */