NiRen(OBJ mesh to solid)
![](sea.png) ![](neru_demo.png)
NiRen is a stand-alone application for Windows.
This software can let user import OBJ polygon mesh, create NURB surafce from the mesh and morph the surface by editting mesh. The feature includes:
1. Import polygon mesh file formatted by .obj;
2. Create NURBS surfaces from the polygon mesh, the NURBS surfaces are watertight and exact G1 transition;
3. Morphing the NURBS surfaces by editting polygon mesh;
4. Export the surface to .igs file;
NiRen is easy to use. Just click one button to create NURBS surfaces from mesh polygon mesh automatically, then you can morph the geometry by your idea.
Note:
Please read the License Agreement before using the software.
----The Graphic user interface of NiRen :
![](niren_gui.jpg)
----Description of button of NiRen :
-- Create NURB surface from mesh edge
-- Create NURB surface from polygon mesh
![](https://www.resurf3d.com/helpdoc/NiRen/english/blend-mesh-nurbs.gif)
-- Create NURB surface from a cube
![](cubesurface.jpg)
-- Create symmetric sphere
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_sphere_create_en.gif)
-- create tunnel by picking a mesh face
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym-tunnel.gif)
![](https://www.resurf3d.com/helpdoc/NiRen/english/tunnel_model.png)
-- move mesh vertex to morph NURB surface
![](https://www.resurf3d.com/helpdoc/NiRen/english/niren-movepoint.gif)
(for non-symmetric model)
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_point.gif)
(for symmetric model)
-- move mesh edge to morph NURB surface
![](https://www.resurf3d.com/helpdoc/NiRen/english/niren-moveedge.gif)
(for non-symmetric model)
(for symmetric model)
-- move mesh face to morph NURB surface
![](https://www.resurf3d.com/helpdoc/NiRen/english/niren-moveface.gif)
(for non-symmetric model)
(for symmetric model)
-- extrude mesh face to create new NURB surface from the geometry model
![](https://www.resurf3d.com/helpdoc/NiRen/english/niren-extrudeface.gif)
(non-symmetric)
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_face_extrude.gif)
(symmetric)
-- subdivide mesh face to create new surface in the gometry model
![](https://www.resurf3d.com/helpdoc/NiRen/english/subdivide-face.gif)
(non-symmetric)
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_face_subdivde.gif)
(symmetric)
-- scale mesh face to morph NURB surface
![](https://www.resurf3d.com/helpdoc/NiRen/english/niren-scaleface.gif)
(non-symmetric)
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_face_scale.gif)
(symmetric)
-- scale mesh edge to morph NURB surface
![](https://www.resurf3d.com/helpdoc/NiRen/english/scale-edge.gif)
(non-symmetric)
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_edge_scale.gif)
(symmetric)
-- rotate mesh face to morph NURB surface
![](https://www.resurf3d.com/helpdoc/NiRen/english/rotate-face.gif)
(non-symmetric)
![](https://www.resurf3d.com/helpdoc/NiRen/english/sym_face_rotate.gif)
(symmetric)
-- undo operation
-- redo operation
![](https://www.resurf3d.com/helpdoc/NiRen/english/undo-redo.gif)
-- export NURBS surface to .iges file format
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