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-rw-r--r--src/newgrf_canal.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/newgrf_canal.h b/src/newgrf_canal.h
index fba0979b5..f4ba9a06b 100644
--- a/src/newgrf_canal.h
+++ b/src/newgrf_canal.h
@@ -15,6 +15,7 @@
#include "gfx_type.h"
#include "tile_type.h"
#include "newgrf_generic.h"
+#include "newgrf_callbacks.h"
/**
* List of different canal 'features'.
@@ -57,4 +58,7 @@ extern WaterFeature _water_feature[CF_END];
*/
SpriteID GetCanalSprite(CanalFeature feature, TileIndex tile);
+uint16 GetCanalCallback(CallbackID callback, uint32 param1, uint32 param2, CanalFeature feature, TileIndex tile);
+uint GetCanalSpriteOffset(CanalFeature feature, TileIndex tile, uint cur_offset);
+
#endif /* NEWGRF_CANAL_H */