Scale the amount to change by the distance

This way it doesn't take too long to get to where we're trying to go,
but this might actually make it look worse. The best thing to do here is
to experiment with the bridge directly.

1 files changed, 2 insertions, 1 deletions

diff --git a/fish_render.py b/fish_render.py
index 6d24167..4924016 100644
--- a/fish_render.py
+++ b/fish_render.py
@@ -34,8 +34,9 @@ class Light(object):
     def update(self, fish):
         """Change color depending on where the fish is."""
         if abs(self.transitioning_to - self.color) < self.step:
-            self.step = random_change()
             self.transitioning_to = pick_HSV().to_RGB()
+            self.step = (random_change()
+                * abs(self.color - self.transitioning_to))
         new_background = transition(
             self.color, self.transitioning_to, self.step
         )