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-rw-r--r--includes/air.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/includes/air.h b/includes/air.h
index 821d9fb..dfa417c 100644
--- a/includes/air.h
+++ b/includes/air.h
@@ -5,6 +5,7 @@
extern float gravmap[YRES/CELL][XRES/CELL]; //Maps to be used by the main thread
extern float gravx[YRES/CELL][XRES/CELL];
extern float gravy[YRES/CELL][XRES/CELL];
+extern unsigned gravmask[YRES/CELL][XRES/CELL];
extern float th_ogravmap[YRES/CELL][XRES/CELL]; // Maps to be processed by the gravity thread
extern float th_gravmap[YRES/CELL][XRES/CELL];