[ViewVC] Diff of: cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC

 # ifdef BG_IMAGE_FROM_FILE
 static inline int
 make_align_position (int align, int window_size, int image_size)
 {
-  int diff = window_size - image_size;
-  int smaller = min (image_size, window_size);
   if (align >= 0 && align <= 100)
-    return diff * align / 100;
+    return lerp (0, window_size - image_size, align);
   else if (align > 100)
-    return (align - 100) * smaller / 100 + window_size - smaller;
+    return lerp (window_size - image_size, window_size, align - 100);
   else
-    return (align + 100) * smaller / 100 - image_size;
+    return lerp (-image_size, 0, align + 100);
 }
 static inline int
 make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
 {

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