From f62cea48fd4e235c1995ee858e6337b0a8f53a8e Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Sat, 16 Sep 2006 21:08:11 +0000
Subject: [PATCH]   * Fixing precision.

---
 cucul/triangle.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cucul/triangle.c b/cucul/triangle.c
index 3cc2068..01be650 100644
--- a/cucul/triangle.c
+++ b/cucul/triangle.c
@@ -131,9 +131,9 @@ int cucul_fill_triangle(cucul_canvas_t *cv, int x1, int y1, int x2, int y2,
             xb = xa; xa = tmp;
         }
 
-        /* Rescale xa and xb, slightly cropping */
-        xa = xa / 4;
-        xb = xb / 4;
+        /* Rescale xa and xb, recentering the division */
+        xa = (xa + 1) / 4;
+        xb = (xb + 2) / 4;
 
         if(xb < 0) continue;
         if(xa > xmax) continue;