1 files changed, 4 insertions, 0 deletions
diff --git a/board.h b/board.h
index c7fb477..e5ffb24 100644
--- a/board.h
+++ b/board.h
@@ -4,6 +4,7 @@
 #include <stdbool.h>
 
 // board spec from WDF rules
+#define DIAMETER 451.0
 #define WIRE_WIDTH 1.56
 #define INNER_DIAMETER_BULL 12.7
 #define INNER_DIAMETER_25 31.8
@@ -37,6 +38,9 @@ struct segment {
 	int sector;
 };
 
+extern int SECTORS[];
+extern double OUTER_DISTS[];
+
 void init_board();
 
 struct ccoords {