1 files changed, 4 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_material.h b/source/blender/blenkernel/BKE_material.h
index 8aa25a235a8..2407330a237 100644
--- a/source/blender/blenkernel/BKE_material.h
+++ b/source/blender/blenkernel/BKE_material.h
@@ -42,6 +42,7 @@ struct ID;
 struct Object;
 struct Mesh;
 struct MTFace;
+struct Scene;
 
 /* materials */
 
@@ -92,6 +93,9 @@ int material_in_material(struct Material *parmat, struct Material *mat);
 
 void ramp_blend(int type, float r_col[3], const float fac, const float col[3]);
 
+/* driver update hacks */
+void material_drivers_update(struct Scene *scene, struct Material *mat, float ctime);
+
 /* copy/paste */
 void clear_matcopybuf(void);
 void free_matcopybuf(void);