DiscussionsIssue archiveOpen Cascade Applications

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Open Cascade Applications

Technical discussions preserved from the public OCCT community forum.

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Showing 23 discussions, ordered by the latest archived activity.

Brep tessellation produces gaps when using BRepMesh_IncrementalMesh

I am using BRepMesh_IncrementalMesh to tessellate B-REP surfaces read from step files. when tessellating shells, it is producing gaps between two shells. The same step file I had checked with CAD Assistant, it renders the geometry with out any single gaps. How to avoid those gaps while tessellating

1 reply3 files

Collision detection with opencascade

I have seen that Opencascade offers collision detection algorithms: https://www.opencascade.com/content/collision-detection . Is it a free module? What are the classes that implement this feature?

1 reply

CAD Assistant - measurent tools ?

Hi, CAD Assistant is really nice tool. Is there some measurement tool available or planned in development for next release ? It's the last thing I need to make CAD Assistant my first CAD reviewing app. Thanks

1 reply

CAD Assitant on Mavericks

Hi, CAD Assitant crashes when launching on Mavericks (10.9) and therefore cannot be used. How to proceed for? Best regards

3 replies

CAD Assistant "Error: No active WGL context!"

I installed the CAD Assistant today. Immediately after the installation it gave the "Error: No active WGL context!" at start, please see the screenshot attached. There is no way to "close" the error window.

8 replies1 file

CAD Assistant can't write .mtl file

When using CAD Assistant to convert a STEP file to a OBJ file, the OBJ file is written, but then there is an error saying the .MTL file can't be written. The colors are correctly displayed from the STEP file, so I know it has some material information. Is there a trick to getting the .MTL file writt

7 replies1 file

STEP models tessellating performance

Hello everyone, I am trying to implement a STEP format reader for a 3D viewer and am experiencing some performance issues when tessellating TopoDS_Shapes. I was searching this forum for some hints to improve performance but can't find any. I was following a straight-froward approach to tessellation

3 replies

CADRays-1.1.0 on Windows 7

Hello, Is it possible to run CADRays on windows 7 or am I missing something? Thank you.

3 replies1 file

Open multiple files in the same time in CAD Assisstant

Hi! I'm a new user to CAD Assisstant and I want to convert a bunch of BREP files to a single STP file. Is there any way to open multiple files in CAD Assisstant all at once and not one by one? I'm talking about a few hundred files. Or is there at least any capability of batch convert to ease my task

2 replies

CADrays for linux?

Hello, Winodws binaries? How about a linux package? Is CADrays open-source? a extension for Radiance? That would be cool.. Using FreeCAD Arch and doing the lightning simulation with CADrays (similarly to Relux or Dialux? for Autodesk and Co..) Author, Esslingen

3 replies

Jt Assistant --how to show a wireframe

hi: Is there a way to show a wireframe by using the Jt Assistant.sometimes,One part may be surrounded by other parts, The positional relationship between the different parts is unknown when you view them one by one.

2 replies

e-viewer can not work

I installed the e-viewer on my system.(windows 2000,IE 6.0, firefox 1.5),the install process is done well,but neither IE nor firefox can display IGES, BREP, STL,VRML files. please help! thanks!!!

0 replies

Std. E-Viewer not seen on IE 6.0

I installed the standard E-Viewer and the install seemed to work OK. But I don't see any changes to IE 6.0 that would allow me to use the E-Viewer features. The E-Viewer pdf doesn't say explicitly how to use the features in IE 6.0 or where they can be found. Does the E-Viewer work with IE 6.0 ? If s

10 replies

Eviewer

Eviewer got deleted from my computer over installation and uninstallation of a web cam. How do I get eviewer back? Thanks.

7 replies

Eviewer

Eviewer got deleted from my computer over installation and uninstallation of a web cam. How do I get eviewer back? Thanks.

2 replies

eviewer and stl

I try to open many sort of stl files (complex and simple) with eviewer and it is not possible. Do you know why ? Is it a bug or a limitation of the product ? Thank you for answer

1 reply

e-Viewer instalation package is too big...

It's possible to split installation package of Standard e-Viewer to more instalation packages (according browser)? This will reduce filesize and download time for dial-up end-users.. To include support for automatic installation on first visit of HTML catalog with plugin embedded will be pretty.. Wh

1 reply

Std. E-Viewer not ssen on IE 6.0

I installed the standard E-Viewer and the install seemed to work OK. But I don't see any changes to IE 6.0 that would allow me to use the E-Viewer features. The E-Viewer pdf doesn't say explicitly how to use the features in IE 6.0 or where they can be found. Does the E-Viewer work with IE 6.0 ? If s

0 replies

source code of E-Viewer ?

Is it possible to get the source code of the standard E-Viewer? Any information welcomed!

0 replies

e-Viewer on Explorer 6

Does anyone know how to make the STEP e-viewer work on IE 5.5 SP2 and IE 6 ? I need to use it on 6 to use the webcontrols. Thanks Rohit

0 replies

e-Viewer and IE6

Hi, the e-Viewer sounds very interesting. When will there be a version working with IE6? Best regards, Patrik Müller

0 replies