From e4de04778ababee4a8d271e968bb4c763fc261c4 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Tue, 21 Sep 2021 20:11:14 -0400
Subject: scripting: Use current-timestep as default step in tween procedure.

---
 chickadee/scripting.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/chickadee/scripting.scm b/chickadee/scripting.scm
index f8c859d..1820348 100644
--- a/chickadee/scripting.scm
+++ b/chickadee/scripting.scm
@@ -16,6 +16,7 @@
 ;;; <http://www.gnu.org/licenses/>.
 
 (define-module (chickadee scripting)
+  #:use-module (chickadee game-loop)
   #:use-module (chickadee math)
   #:use-module (chickadee math easings)
   #:use-module (chickadee scripting agenda)
@@ -72,7 +73,7 @@
                                  cont)))))))
 
 (define* (tween duration start end proc #:key
-                (step 1)
+                (step (current-timestep))
                 (ease smoothstep)
                 (interpolate lerp))
   "Transition a value from START to END over DURATION, sending each
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