1 files changed, 7 insertions, 0 deletions
diff --git a/Smoke/flowvis.h b/Smoke/flowvis.h
index 7e186e2..bf3b237 100644
--- a/Smoke/flowvis.h
+++ b/Smoke/flowvis.h
@@ -16,6 +16,13 @@ float flowvis_get_alpha(void);
 void flowvis_set_frame(fftw_real *frame);
 fftw_real *flowvis_get_frame(void);
 
+void flowvis_set_history(fftw_real **history);
+fftw_real *flowvis_get_history(int hisdex);
+
+void flowvis_set_hisdex(int arg);
+int  flowvis_get_hisdex(void);
+
+
 
 struct color4f flowvis_get_color(float value);