X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Ffill_image_vector_for_create_bmp_for_microstrip_coupler.c;fp=src%2Ffill_image_vector_for_create_bmp_for_microstrip_coupler.c;h=50167e28870a05082193a4d8977bb19bb4e018f9;hb=ec2d2ab8e90a0c4b86ffc2385655c2fb27fcacd9;hp=0000000000000000000000000000000000000000;hpb=795fb988211df268a8f7724bd2f4493c594abee9;p=debian%2Fatlc

diff --git a/src/fill_image_vector_for_create_bmp_for_microstrip_coupler.c b/src/fill_image_vector_for_create_bmp_for_microstrip_coupler.c
new file mode 100644
index 0000000..50167e2
--- /dev/null
+++ b/src/fill_image_vector_for_create_bmp_for_microstrip_coupler.c
@@ -0,0 +1,104 @@
+/* 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"
+
+void fill_image_vector_with_data(unsigned char *image_vector, int colour_Er1, int colour_Er2, struct transmission_line_properties pcb)
+{
+   int i, j, red=0, green=0, blue=0, vector_original=0;
+   int right_edge_of_LH_GP;
+   for(j=0;j<pcb.H;++j)
+   {
+      for(i=0;i<pcb.W; ++i)
+      {
+
+	 red=colour_Er1/(256*256); /* Fill whole region with Er1 (normally vacuum/air)*/
+	 green=colour_Er1/256;
+	 blue=colour_Er1%256;
+
+	 /* Put a small border in green. Only one pixel is needed, but
+	 I'll put a few more. */
+         if( (i<BORDER) || (i>pcb.W-BORDER-1) || (j<BORDER) || (j>pcb.H-BORDER-1))
+	 {
+	    red=0x00;
+	    green=0xff;
+	    blue=0x00;
+         }
+
+	 /* Put the dielectric for the PCB in */
+	 if((i >= BORDER) && (i <pcb.W-BORDER ) && (j >= BORDER) && (j < pcb.h+BORDER))
+	 {
+	   red=colour_Er2/(256*256); /* Fill in areas with Er2 (normally PCB substrate)*/
+	   green=colour_Er2/256;
+	   blue=colour_Er2%256;
+	 }
+
+	 /* Put the metal top LH surface of the PCB groundplane */
+	 right_edge_of_LH_GP=(pcb.W/2-pcb.s/2-pcb.w-pcb.g)-BORDER;
+	 if((i >= BORDER) && (i <=right_edge_of_LH_GP ) && (j >= pcb.h+BORDER) && (j < pcb.h+pcb.t+BORDER))
+	 {
+	   red=0; /* Fill in left hand groundplane on top of pcb */ 
+	   green=255;
+	   blue=0;
+	 }
+	 /* Left hand coupler, could be +1 V or -1 V it does not matter, as long as right one is opposite */
+	 if( (i > right_edge_of_LH_GP + pcb.g ) && (i <= right_edge_of_LH_GP + pcb.g+pcb.w) && (j >= pcb.h+BORDER) && (j < pcb.h+pcb.t+BORDER))
+	 {
+	   red=0xff;  /* Left hand coupler made to be +1 V */
+	   green=0;
+	   blue=0;
+	 }
+	 /* Right and coupler, set to -1 V */
+	 if( (i > right_edge_of_LH_GP + pcb.g +pcb.w+pcb.s) && (i <= right_edge_of_LH_GP + pcb.g+pcb.w+pcb.s+pcb.w) && (j >= pcb.h+BORDER) && (j < pcb.h+pcb.t+BORDER))
+	 {
+	   red=0;  /* Right hand coupler made to be -1 V */
+	   green=0;
+	   blue=0xff;
+         }
+	 if( (i > right_edge_of_LH_GP + pcb.g+pcb.w+pcb.s+pcb.w+pcb.g) && (i <= pcb.W-BORDER) && (j >= pcb.h+BORDER) && (j < pcb.h+pcb.t+BORDER))
+	 {
+	   red=0;  /* Right hand ground plane in place */
+	   green=0xff;
+	   blue=0;
+         }
+	 image_vector[vector_original]=blue;
+	 image_vector[vector_original+1]=green;
+	 image_vector[vector_original+2]=red;
+         vector_original+=3;
+      }
+   }
+}