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-rw-r--r--crawl-ref/source/geom2d.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/crawl-ref/source/geom2d.h b/crawl-ref/source/geom2d.h
index d65ea06842..37b62745df 100644
--- a/crawl-ref/source/geom2d.h
+++ b/crawl-ref/source/geom2d.h
@@ -76,7 +76,8 @@ struct grid
double intersect(const ray &r, const line &l);
double nextintersect(const ray &r, const lineseq &ls);
-bool nextcell(ray &r, const grid &g, bool pass_corner);
+bool nextcell(ray &r, const grid &g);
+void movehalfcell(ray &r, const grid &g);
}