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-rw-r--r--includes/powder.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/includes/powder.h b/includes/powder.h
index c471aa7..48a0664 100644
--- a/includes/powder.h
+++ b/includes/powder.h
@@ -329,6 +329,8 @@ int graphics_DCEL(GRAPHICS_FUNC_ARGS);
int graphics_GEL(GRAPHICS_FUNC_ARGS);
int graphics_TRON(GRAPHICS_FUNC_ARGS);
+void TRON_init_graphics();
+
#define UPDATE_FUNC_ARGS int i, int x, int y, int surround_space, int nt
// to call another update function with same arguments:
#define UPDATE_FUNC_SUBCALL_ARGS i, x, y, surround_space, nt