From fdd3cea7faff04a5b62069ac88895817288a5199 Mon Sep 17 00:00:00 2001
From: Hans Hagen <pragma@wxs.nl>
Date: Wed, 15 Feb 2006 17:41:00 +0100
Subject: stable 2006.02.15 17:41

---
 metapost/context/base/mp-core.mp | 32 +++++++++++++++++++++++++-------
 1 file changed, 25 insertions(+), 7 deletions(-)

(limited to 'metapost')

diff --git a/metapost/context/base/mp-core.mp b/metapost/context/base/mp-core.mp
index eb038163e..7845649fc 100644
--- a/metapost/context/base/mp-core.mp
+++ b/metapost/context/base/mp-core.mp
@@ -720,14 +720,24 @@ fi ;
 
   % fallback
 
-     multipar :=
-
-      llxy[fpos] --
-      lrxy[tpos] --
+    % multipar :=
+    %   llxy[fpos] --
+    %   lrxy[tpos] --
+    %   urxy[tpos] --
+    %   ulxy[fpos] -- cycle ;
+    %
+    % save_multipar (1,1,multipar) ;
+
+    % we need to take the boundingbox because there can be
+    % more lines and we want a proper rectange
+
+    multipar :=
+      ulxy[fpos] --
       urxy[tpos] --
-      ulxy[fpos] -- cycle ;
+      lrxy[fpos] --
+      llxy[tpos] -- cycle ;
 
-      save_multipar (1,1,multipar) ;
+    save_multipar (1,1,boundingbox(multipar)) ;
 
   else :
 
@@ -963,6 +973,14 @@ fi ;
     endgroup ;
   fi ;
 
+  % potential safeguard:
+
+  % for i=1 upto nofmultipars :
+  %   if length p <= 4 :
+  %     multipars[i] := boundingbox(multipars[i]) ;
+  %   fi ;
+  % end ;
+
   % quick hack for gb:
 
   one_piece_multi_par := (nofmultipars=1) and (pn=tn) ;
@@ -1349,4 +1367,4 @@ def ProcessSyncTask(expr p, c) =
   fill p withcolor c ;
 enddef ;
 
-endinput ;
\ No newline at end of file
+endinput ;
-- 
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