initial implementation of automatic rotation in SHAPER's OCC viewer

[modules/shaper.git] / doc / gui / General / Introduction.rst

diff --git a/doc/gui/General/Introduction.rst b/doc/gui/General/Introduction.rst
index b691bdf2afa9b9c0d372d69668d6c04e73acba0b..33e78472faf6df743442c255d9472f8b0003f634 100644 (file)
--- a/doc/gui/General/Introduction.rst
+++ b/doc/gui/General/Introduction.rst
@@ -394,6 +394,13 @@ This point of view can be modified using viewer commands: **Panning**, **Zooming
 
    Two view windows
 
+The viewer is able to show direction of edges of objects.
+
+.. figure:: /images/edges_directions.png
+   :align: center
+
+   Showing the edges direction
+
 The description of OCC 3D Viewer architecture and functionality is provided in GUI module user's guide in chapter **OCC 3D Viewer**.
 
 .. _parameter_usage:
@@ -545,6 +552,7 @@ This tab defines presentation of objects displayed in OCC 3D viewer.
 - **Sketch fully constraint color** selects default color for a sketch with zero degrees of freedom.
 - **Zoom trihedron arrows** if this control is checked then arrows of a view trihedron will be scaled according to current view scale
 - **Axis arrow size** relative size of trihedron arrows. It has effect only in case if **Zoom trihedron arrows** is On.
+- **Enable automatic rotation** enables the perpetual rotation animation in the viewer.
 
 To redefine any color click on the corresponding line to access **Select color** dialog box