From e4dc6de96f4b0c490571b0721ba5d6e83e50ef05 Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Sat, 7 Sep 2002 00:03:57 +0000
Subject: [PATCH] workaround for zero-length interval bug?

---
 direct/src/interval/ActorInterval.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/direct/src/interval/ActorInterval.py b/direct/src/interval/ActorInterval.py
index 626a39465e..47536fd8af 100644
--- a/direct/src/interval/ActorInterval.py
+++ b/direct/src/interval/ActorInterval.py
@@ -64,7 +64,10 @@ class ActorInterval(Interval.Interval):
 
     def calcFrame(self, t):
         segmentLength = abs(self.finishTime - self.startTime)
-        offset = t % segmentLength
+        if segmentLength == 0:
+            offset = 0
+        else:
+            offset = t % segmentLength
         # Handle boundary case where we want to set the final frame
         if (t == self.getDuration() and offset < 0.0001):
             offset = segmentLength