Changed tolerance to make topological editing more reliable (related to ticket #2921)

mhugent · mhugent · commit 97bf5e7ff2ab · 2011-04-17T10:01:42.000Z
git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@15741 c8812cc2-4d05-0410-92ff-de0c093fc19c
diff --git a/src/core/qgspoint.cpp b/src/core/qgspoint.cpp
@@ -275,7 +275,7 @@ double QgsPoint::sqrDistToSegment( double x1, double y1, double x2, double y2, Q
 
   double dist = sqrDist( minDistPoint );
   //prevent rounding errors if the point is directly on the segment
-  if ( doubleNear( dist, 0.0 ) )
+  if ( doubleNear( dist, 0.0, 0.000000001 ) )
   {
     minDistPoint.setX( m_x );
     minDistPoint.setY( m_y );

Original file line number	Diff line number	Diff line change
`@@ -275,7 +275,7 @@ double QgsPoint::sqrDistToSegment( double x1, double y1, double x2, double y2, Q`
`275`	`275`
`276`	`276`	`double dist = sqrDist( minDistPoint );`
`277`	`277`	`//prevent rounding errors if the point is directly on the segment`
`278`		`- if ( doubleNear( dist, 0.0 ) )`
	`278`	`+ if ( doubleNear( dist, 0.0, 0.000000001 ) )`
`279`	`279`	`{`
`280`	`280`	`minDistPoint.setX( m_x );`
`281`	`281`	`minDistPoint.setY( m_y );`