X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=doc%2Fsalome%2Fgui%2FSMESH%2Finput%2Fmerging_nodes.doc;h=8aff9aa0944e5c6ba8ebdad16e85d2d47d4a22c9;hb=1a88a8f6658e4663f7bacfd6be57b7a3cbaa7248;hp=8e2aa4fadac00b990462791b83e58546c2bfcb56;hpb=b22e182dd1a2c30be324b21074158390d00714b3;p=modules%2Fsmesh.git
diff --git a/doc/salome/gui/SMESH/input/merging_nodes.doc b/doc/salome/gui/SMESH/input/merging_nodes.doc
index 8e2aa4fad..8aff9aa09 100644
--- a/doc/salome/gui/SMESH/input/merging_nodes.doc
+++ b/doc/salome/gui/SMESH/input/merging_nodes.doc
@@ -18,38 +18,57 @@ then converted to the single node.
- \b Name is the name of the mesh whose nodes will be merged.
- \b Automatic or \b Manual mode allows choosing how the nodes are
-processed.
+ processed. In \b Manual mode you can adjust groups of coincident nodes
+ detected by the program and/or select any nodes to be merged.
- \b Tolerance is a maximum distance between nodes sufficient for
merging.
-- Activation of No merge of corner and medium nodes check-box
- prevents merging medium nodes of quadratic elements with corner
- nodes. This check-box is enabled provided that the selected mesh
- includes quadratic elements.
-- Exclude Groups group box allows to ignore the nodes which
-belong to the specified mesh groups.
+
- Activation of No merge of corner and medium nodes of quadratic
+ cells check-box prevents merging medium nodes of quadratic
+ elements with corner nodes. This check-box is enabled provided
+ that the selected mesh includes quadratic elements.
+- Exclude groups from detection group allows to ignore the
+ nodes which belong to the specified mesh groups. This control is
+ active provided that the mesh includes groups.
+- Nodes to keep during the merge group allows to specify
+ nodes to keep in the mesh. (By default a node being the first in a
+ group of coincident nodes is kept.) It is possible to either select
+ nodes in the Viewer or select groups of any element type whose nodes
+ will be kept.
+
+ - \a Selection button activates selection of nodes to keep.
+ - Nodes button activates selection of nodes in the
+ Viewer.
+ - Groups and sub-meshes button activates selection of
+ groups and sub-meshes.
+ - \b Add button adds selected nodes or groups to the list.
+ - Nodes or groups selected in the list can be removed using \b
+ Remove button.
+
+
Automatic mode:
-- In the \b Automatic Mode all Nodes within the indicated tolerance
-will be merged. The nodes which belong to the groups specified in the
-Exclude Groups will be not taken into account.
+- In the \b Automatic Mode all nodes within the indicated tolerance
+will be merged. The nodes which belong to the groups specified in
+Exclude groups from detection will NOT be taken into account.
The \b Manual mode gives you full control of what the operation will do.
In this mode additional controls are available:
-- \b Detect button generates the list of coincident nodes for the given
-\b Tolerance.
-- Coincident nodes is a list of groups of nodes for
- merging. After the operation all nodes of each group will
- be united into one node. The first node of a group is kept and
- the others are removed.
+
- \b Detect button generates the list of coincident nodes for the given
+ \b Tolerance.
+ - Coincident nodes is a list of groups of nodes for
+ merging. Upon \b Apply all nodes of each group will
+ be united into one node. The first node of a group is kept and
+ the others are removed. By default the first node has a lowest ID
+ within the group.
- \b Remove button deletes the selected group from the list.
- \b Add button adds to the list a group of nodes selected in the
-viewer with pressed "Shift" key.
+viewer.
- Select all check-box selects all groups.
- Show double nodes IDs check-box shows/hides identifiers of
nodes of selected groups in the 3D viewer.
@@ -59,27 +78,32 @@ nodes of selected groups in the 3D viewer.
\image html mergenodes.png
-Edit selected group list allows editing the selected
- group:
-
- \image html add.png
- adds to the group the nodes selected in the viewer.
-
- \image html remove.png
- removes from the group the selected nodes.
-
- \image html sort.png
- moves the selected node to the first position in the
- group in order to keep it in the mesh.
-
+ Edit selected group of coincident nodes list allows
+ editing the selected group:
+
+ \image html add.png
+ adds to the group the nodes selected in the viewer.
+
+ \image html remove.png
+ removes from the group the selected nodes.
+
+ \image html sort.png
+ moves the selected node to the first position in the
+ group in order to keep it in the mesh.
+
To confirm your choice click \b Apply or Apply and Close button.
-\image html merging_nodes1.png "The initial object"
-
-\image html merging_nodes2.png "The object has been merged with a very big tolerance"
+\image html merging_nodes1.png
+ The initial object. Nodes 25, 26 and 5 are added to Nodes
+ to keep during the merge group.
+
+
+\image html merging_nodes2.png
+ The object has been merged
+
See Also a sample TUI Script of a
\ref tui_merging_nodes "Merge Nodes" operation.