X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=doc%2Fsalome%2Fgui%2FSMESH%2Finput%2Fcutting_quadrangles.rst;h=21c33112dadcef19d0d15fa033a6f85af7158043;hp=912d34780e866388734501db5465a0547af29725;hb=67312ab966a7c21fe835917978028643ffadd99e;hpb=24dd5df5f053455d186962be79786dc9237a1a0e diff --git a/doc/salome/gui/SMESH/input/cutting_quadrangles.rst b/doc/salome/gui/SMESH/input/cutting_quadrangles.rst index 912d34780..21c33112d 100644 --- a/doc/salome/gui/SMESH/input/cutting_quadrangles.rst +++ b/doc/salome/gui/SMESH/input/cutting_quadrangles.rst @@ -6,47 +6,43 @@ Cutting quadrangles This operation allows cutting one or several quadrangle elements into two or four triangles. -**To cut quadrangles:** +*To cut quadrangles:* -1. Select a mesh (and display it in the 3D Viewer if you are going to pick elements by mouse). -2. In the **Modification** menu select the **Cutting of quadrangles** item or click **"Cutting of quadrangles"** button in the toolbar. +.. |img| image:: ../images/image82.png -.. image:: ../images/image82.png - :align: center - -.. centered:: - **"Cutting of quadrangles" button** +#. Select a mesh (and display it in the 3D Viewer if you are going to pick elements by mouse). +#. In the **Modification** menu select the **Cutting of quadrangles** item or click *"Cutting of quadrangles"* button |img| in the toolbar. -The following dialog box will appear: + The following dialog box will appear: -.. image:: ../images/a-cuttingofquadrangles.png - :align: center + .. image:: ../images/a-cuttingofquadrangles.png + :align: center -* The main list contains the list of quadrangles selected for cutting. You can click on a quadrangle in the 3D viewer and it will be highlighted (lock Shift keyboard button to select several quadrangles): + * The main list contains the list of quadrangles selected for cutting. You can click on a quadrangle in the 3D viewer and it will be highlighted (lock Shift keyboard button to select several quadrangles): * Click **Add** button and the ID of this quadrangle will be added to the list. * To remove a selected element or elements from the list click **Remove** button. * **Sort list** button allows sorting the list of IDs. - * **Filter** button allows applying a definite :ref:`filtering_elements` "filter" to the selection of quadrangles. -* **Apply to all** check box allows cutting all quadrangles of the selected mesh. -* **Preview** provides a preview of cutting in the viewer. It is disabled for **Cut into 4 triangles** as this cutting way implies no ambiguity. -* **Criterion** defines the way of cutting: + * **Filter** button allows applying a definite :ref:`filter ` to the selection of quadrangles. + * **Apply to all** check box allows cutting all quadrangles of the selected mesh. + * **Preview** provides a preview of cutting in the viewer. It is disabled for **Cut into 4 triangles** as this cutting way implies no ambiguity. + * **Criterion** defines the way of cutting: * **Cut into 4 triangles** allows cutting a quadrangle into four triangles by inserting a new node at the center of the quadrangle. The other options allow cutting a quadrangle into two triangles by connecting the nodes of a diagonal. * **Use diagonal 1-3** and **Use diagonal 2-4** allow specifying the opposite corners, which will be connected to form two new triangles. * **Use numeric functor** allows selecting in the field below a quality metric, which will be optimized when choosing a diagonal for cutting a quadrangle: * **Minimum diagonal** cuts by the shortest diagonal. - * **Aspect Ratio** cuts by the diagonal splitting the quadrangle into triangles with :ref:`aspect_ratio_page` "Aspect Ratio" closer to 1 - * **Minimum Angle** cuts by the diagonal splitting the quadrangle into triangles with :ref:`minimum_angle_page` "Minimum Angle" closer to 60 degrees. - * **Skew** cuts by the diagonal splitting the quadrangle into triangles with :ref:`skew_page` "Skew" closer to 0.0 degrees. -* **Select from** allows choosing a sub-mesh or an existing group, whose quadrangle elements then can be added to the main list. + * **Aspect Ratio** cuts by the diagonal splitting the quadrangle into triangles with :ref:`Aspect Ratio ` closer to 1 + * **Minimum Angle** cuts by the diagonal splitting the quadrangle into triangles with :ref:`Minimum Angle ` closer to 60 degrees. + * **Skew** cuts by the diagonal splitting the quadrangle into triangles with :ref:`Skew ` closer to 0.0 degrees. + * **Select from** allows choosing a sub-mesh or an existing group, whose quadrangle elements then can be added to the main list. -3. Click the **Apply** or **Apply and Close** button to confirm the operation. +#. Click the **Apply** or **Apply and Close** button to confirm the operation. .. image:: ../images/image52.jpg :align: center .. centered:: - "The chosen quadrangular element" + The chosen quadrangular element | @@ -54,7 +50,7 @@ The following dialog box will appear: :align: center .. centered:: - "Two resulting triangular elements" + Two resulting triangular elements **See Also** a sample TUI Script of a :ref:`tui_cutting_quadrangles` operation.