1 files changed, 2 insertions, 0 deletions
diff --git a/TODO b/TODO
index c5d0d16..3ed5a10 100644
--- a/TODO
+++ b/TODO
@@ -15,6 +15,8 @@ Low priority:
 	  https://en.wikipedia.org/wiki/Monotone_cubic_interpolation
 	  https://en.wikipedia.org/wiki/Spline_interpolation
 	  https://en.wikipedia.org/wiki/Lanczos_resampling
+	  https://en.wikipedia.org/wiki/Kochanek–Bartels_spline
+	  https://en.wikipedia.org/wiki/Stairstep_interpolation
 	Use curve sizes returned from RandR/VidMode/...
 	Use Robertson's method