X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=doc%2Fsalome%2Fgui%2FSMESH%2Finput%2Fextrusion_along_path.doc;h=4de60e53559b3269856e5922bd9d19fa83575d5d;hb=da78b9467b74750ae0f1c17c3fdc814d4abbc43e;hp=e391111d80f48271bdaa8c6c958780dcc9b9b9bb;hpb=bd4e115a78b52e3fbc016e5e30bb0e19b2a9e7d6;p=modules%2Fsmesh.git

diff --git a/doc/salome/gui/SMESH/input/extrusion_along_path.doc b/doc/salome/gui/SMESH/input/extrusion_along_path.doc
index e391111d8..4de60e535 100644
--- a/doc/salome/gui/SMESH/input/extrusion_along_path.doc
+++ b/doc/salome/gui/SMESH/input/extrusion_along_path.doc
@@ -1,8 +1,8 @@
 /*!
 
-\page extrusion_along_path_page Extrusion along a path
+\page extrusion_along_path_page Extrusion along Path
 
-\n In principle, <b>Extrusion along a path</b> works in the same way
+\n In principle, <b>Extrusion along Path</b> works in the same way
 as \b Extrusion, the main difference is that we define not a vector,
 but a path of extrusion which must be a 1D mesh or 1D sub-mesh. 
 To get an idea of how this algorithm works, examine several examples,
@@ -69,7 +69,7 @@ mesh.</center>
 <center>The same, but using angles {45, -45, 45, -45, 45, -45, 45,
 -45}</center>
 
-<br><em>To use Extrusion along a path:</em>
+<br><em>To use Extrusion along Path:</em>
 <ol>
 <li>From the \b Modification menu choose the <b>Extrusion along a
 path</b> item or click <em>"Extrusion along a path"</em> button in the toolbar.
@@ -79,7 +79,7 @@ path</b> item or click <em>"Extrusion along a path"</em> button in the toolbar.
 
 The following dialog common for line and planar elements will appear:
 
-\image html extrusion1.png
+\image html extrusion_along_path_dlg.png
 </li>
 
 <li>In this dialog:
@@ -88,39 +88,40 @@ The following dialog common for line and planar elements will appear:
 <li>specify the <b>IDs of the elements</b> which will be extruded
 
 <ul>
-<li><b>Select the whole mesh, submesh or group</b> activating this
-checkbox; or</li>
-<li>choose mesh elements with the mouse in the 3D Viewer. It is
+<li><b>Select the whole mesh, sub-mesh or group</b> activating the corresponding check-box; or</li>
+<li>Choose mesh elements with the mouse in the 3D Viewer. It is
 possible to select a whole area with a mouse frame; or</li> 
-<li>input the element IDs directly in <b>ID Elements</b> field. The selected elements will be highlighted in the
+<li>Input the element IDs directly in <b>ID Elements</b> field. The selected elements will be highlighted in the
 viewer; or</li>
 <li>apply Filters. <b>Set filter</b> button allows to apply a filter to the selection of elements. See more
 about filters in the \ref selection_filter_library_page "Selection filter library" page.</li>
 </ul>
 
 </li>
-<li>define the Path along which the elements will be extruded,
-\n Path definition consists of several elements:
-<ul>
-<li><b>Mesh or submesh</b> - 1D mesh or sub-mesh, along which proceeds the extrusion</li>
-<li><b>Start node</b> - the start node. It is used to define the direction of extrusion </li>
-</ul>
+<li>Define the \b Path along which the elements will be extruded.<br>
+  Path definition consists of several elements:
+  <ul>
+    <li><b>Mesh or submesh</b> - 1D mesh or sub-mesh, along which proceeds the extrusion</li>
+    <li><b>Start node</b> - the start node. It is used to define the direction of extrusion </li>
+  </ul>
 </li>
-<li>activate  <b>Generate Groups</b> checkbox if it is necessary to  copy the groups of
-elements of the source mesh to the newly created one. </li>
+<li>Activate <b>Generate Groups</b> check-box if it is necessary to  copy the groups of
+  elements of the source mesh to the newly created one. </li>
 </ul>
 </li>
 
 <li>There are two optional parameters, which can be very useful:
 <ul>
 <li>If the path of extrusion is curvilinear, at each iteration the
-extruded shape is rotated to keep its initial angularity to the
-curve. By default, the <b>Base Point</b> around which the shape is rotated is
-the mass center of the shape, however, you can specify any point as
-the <b>Base Point</b> and the shape will be rotated with respect to this
-point.
+extruded elements are rotated to keep its initial angularity to the
+curve. By default, the <b>Base Point</b> around which the elements are rotated is
+the mass center of the elements, however, you can specify any point as
+the <b>Base Point</b> and the elements will be rotated with respect to this
+point.<br>
+  Note that only the displacement of the <b>Base Point</b> exactly equals to the 
+  path, and all other extruded elements simply keep their position relatively to the <b>Base Point</b> at each iteration.
 </li>
-<li>The shape can also be rotated around the path to get the resulting
+<li>The elements can also be rotated around the path to get the resulting
 mesh in a helical fashion. You can set the values of angles at the
 right, add them to the list of angles at the left by pressing the <em>"Add"</em>
 button and remove them from the list by pressing the <em>"Remove"</em> button. 
@@ -132,7 +133,7 @@ button and remove them from the list by pressing the <em>"Remove"</em> button.
 <center><em>"Remove" button</em></center>
 
 <b>Linear variation of the angles</b> option allows defining the angle of gradual rotation for the whole path. 
-At each step the shape will be rotated by angle/nb. of steps. 
+At each step the elements will be rotated by <code>angle / nb. of steps</code>. 
 
 </li>
 </ul>