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-rw-r--r--gtk2_ardour/canvas-waveview.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gtk2_ardour/canvas-waveview.h b/gtk2_ardour/canvas-waveview.h
index f04a4b38c2..9ece3f5425 100644
--- a/gtk2_ardour/canvas-waveview.h
+++ b/gtk2_ardour/canvas-waveview.h
@@ -64,6 +64,8 @@ struct _GnomeCanvasWaveViewCache
GnomeCanvasWaveViewCache* gnome_canvas_waveview_cache_new ();
void gnome_canvas_waveview_cache_destroy (GnomeCanvasWaveViewCache*);
+void gnome_canvas_waveview_set_gradient_waveforms (int);
+
typedef gulong (*waveview_length_function_t)(void*);
typedef gulong (*waveview_sourcefile_length_function_t)(void*, double);
typedef void (*waveview_gain_curve_function_t)(void *arg, double start, double end, float* vector, gint64 veclen);