Merge commit 'upstream/4.6.1'

[debian/atlc] / src / get_Er1_and_Er2_colours.c

diff --git a/src/get_Er1_and_Er2_colours.c b/src/get_Er1_and_Er2_colours.c
new file mode 100644 (file)
index 0000000..d7c5c4f
--- /dev/null
+++ b/src/get_Er1_and_Er2_colours.c
@@ -0,0 +1,59 @@
+/* atlc - arbitrary transmission line calculator, for the analysis of
+transmission lines are directional couplers. 
+
+Copyright (C) 2002. Dr. David Kirkby, PhD (G8WRB).
+
+This program 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 package_version 2
+of the License, or (at your option) any later package_version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+USA.
+
+Dr. David Kirkby, e-mail drkirkby at gmail.com 
+
+*/
+
+#include "config.h"
+
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#include "definitions.h"
+
+extern double Er1, Er2, Ers[];
+extern int colours[];
+
+void get_Er1_and_Er2_colours(int *colour_Er1, int *colour_Er2)
+{
+   int i;
+   *colour_Er2=-1; /* set them to a silly value, so we can check for it */
+   for(i=0; i<NUMBER_OF_DIELECTRICS_DEFINED; ++i)
+   {
+      if (  (Er1 < Ers[i] + TINY) && (Er1 > Ers[i] - TINY) )
+         *colour_Er1=colours[i];
+      if (  (Er2 < Ers[i] + TINY) && (Er2 > Ers[i] - TINY) )
+         *colour_Er2=colours[i];
+   }
+   if (*colour_Er2 == -1) /* ie its not one defined in Erdata.h */
+      *colour_Er2 =0xac82ac; /* report it is a silly value */
+   if (*colour_Er1 == -1) /* ie its not one defined in Erdata.h */
+      *colour_Er1 =0xcaff00; /* report it is a silly value */
+}