From dde87984292bf32907a34052c2283497252eeb5f Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Thu, 14 Apr 2005 09:13:43 +0000
Subject: Fix a cumulative over-estimate of Curves bboxes (D.etienne)

---
 generic/Geo.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'generic/Geo.c')

diff --git a/generic/Geo.c b/generic/Geo.c
index 52ac268..d93c5e9 100644
--- a/generic/Geo.c
+++ b/generic/Geo.c
@@ -439,8 +439,14 @@ ZnAddPointsToBBox(ZnBBox        *bbox,
   }
   bbox->orig.x = x1;
   bbox->orig.y = y1;
-  bbox->corner.x = x2 + 1;
-  bbox->corner.y = y2 + 1;
+  if (x1 == x2) {
+    x2++;
+  }
+  if (y1 == y2) {
+    y2++;
+  }
+  bbox->corner.x = x2;
+  bbox->corner.y = y2;
 }
 
 
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