[GRASS-SVN] r33084 - grass/trunk/lib/vector/vedit

[svn_grass at osgeo.org]

Author: martinl
Date: 2008-08-26 04:59:58 -0400 (Tue, 26 Aug 2008)
New Revision: 33084

Modified:
   grass/trunk/lib/vector/vedit/break.c
Log:
veditlib: bug fix in Vedit_connect_lines()
(merge from devbr6, r33083)


Modified: grass/trunk/lib/vector/vedit/break.c
===================================================================
--- grass/trunk/lib/vector/vedit/break.c	2008-08-26 08:58:32 UTC (rev 33083)
+++ grass/trunk/lib/vector/vedit/break.c	2008-08-26 08:59:58 UTC (rev 33084)
@@ -266,10 +266,14 @@
 				       NULL, NULL, NULL, &angle_t,
 				       NULL) > 0) {
 		    angle = angle_t - angle_f;
-		    dist_p = dist / sin(angle);
+		    dist_p = fabs(dist / sin(angle));
 		    
-		    if (first)
-			angle_f -= M_PI;
+		    if (first) {
+			if (angle_f < 0)
+			    angle_f -= M_PI;
+			else
+			    angle_f += M_PI;
+		    }
 
 		    x1 = x + dist_p * cos(angle_f);
 		    y1 = y + dist_p * sin(angle_f);