fix black rectangle in the background

1 files changed, 2 insertions, 2 deletions

diff --git a/horse.py b/horse.py
index 967bdb0..50da427 100644
--- a/horse.py
+++ b/horse.py
@@ -61,8 +61,8 @@ class Game():
         # paint background image
         # TODO: there is probably a better way to tile the background image
         # (and perhaps to tile it only once, and save the base image)
-        tilex=int(math.ceil(self.screen_size[0]/self.grass_size[0]))
-        tiley=int(math.ceil(self.screen_size[1]/self.grass_size[1]))
+        tilex=int(math.ceil(self.screen_size[0]/float(self.grass_size[0])))
+        tiley=int(math.ceil(self.screen_size[1]/float(self.grass_size[1])))
         for x in range(0,tilex):
             for y in range(0,tiley):
                 screen.blit(self.grass_image,(x*self.grass_size[0],y*self.grass_size[1]))