https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298414#M74122 Using .NET api you'll need Autocad 09 and Autodesk.AutoCAD.DatabaseServices.Solid3d.RemoveFaces(). Make<BR /> sure you reference acdbmgdbrep.<BR /> <BR /> If you need if for pre 09 you'll need to use the native brep api and AcDb3dSolid::removeFaces(). See sample in the<BR /> utils folder in your ObjectARX skd install.<BR /> <BR /> <BR /> <LEORONCETTI> wrote in message news:5980137@discussion.autodesk.com...<BR /> I have a 3dsolid (steel shape) that has many holes (cylinders that was subtracted from main solid).<BR /> <BR /> I need some code to identify and delete all the holes.<BR /> <BR /> Any idea?<BR /> Leonardo</LEORONCETTI> Sun, 13 Jul 2008 14:01:03 GMT Anonymous 2008-07-13T14:01:03Z https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298413#M74121 I have a 3dsolid (steel shape) that has many holes (cylinders that was subtracted from main solid).<BR /> <BR /> I need some code to identify and delete all the holes.<BR /> <BR /> Any idea?<BR /> Leonardo Sat, 12 Jul 2008 13:39:57 GMT https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298413#M74121 Anonymous 2008-07-12T13:39:57Z https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298414#M74122 Using .NET api you'll need Autocad 09 and Autodesk.AutoCAD.DatabaseServices.Solid3d.RemoveFaces(). Make<BR /> sure you reference acdbmgdbrep.<BR /> <BR /> If you need if for pre 09 you'll need to use the native brep api and AcDb3dSolid::removeFaces(). See sample in the<BR /> utils folder in your ObjectARX skd install.<BR /> <BR /> <BR /> <LEORONCETTI> wrote in message news:5980137@discussion.autodesk.com...<BR /> I have a 3dsolid (steel shape) that has many holes (cylinders that was subtracted from main solid).<BR /> <BR /> I need some code to identify and delete all the holes.<BR /> <BR /> Any idea?<BR /> Leonardo</LEORONCETTI> Sun, 13 Jul 2008 14:01:03 GMT https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298414#M74122 Anonymous 2008-07-13T14:01:03Z https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298415#M74123 Also, Autodesk just did a Webcast on Brep .Net which will show you how to traverse a solid to find your faces. I'm not<BR /> sure where they keep Webcasts for download - maybe someone else does.<BR /> <BR /> "Paul Richardson" <BLAH> wrote in message news:5980296@discussion.autodesk.com...<BR /> Using .NET api you'll need Autocad 09 and Autodesk.AutoCAD.DatabaseServices.Solid3d.RemoveFaces(). Make<BR /> sure you reference acdbmgdbrep.<BR /> <BR /> If you need if for pre 09 you'll need to use the native brep api and AcDb3dSolid::removeFaces(). See sample in the<BR /> utils folder in your ObjectARX skd install.<BR /> <BR /> <BR /> <LEORONCETTI> wrote in message news:5980137@discussion.autodesk.com...<BR /> I have a 3dsolid (steel shape) that has many holes (cylinders that was subtracted from main solid).<BR /> <BR /> I need some code to identify and delete all the holes.<BR /> <BR /> Any idea?<BR /> Leonardo</LEORONCETTI></BLAH> Sun, 13 Jul 2008 14:23:46 GMT https://forums.autodesk.com/t5/net-forum/delete-faces-of-3dsolids/m-p/2298415#M74123 Anonymous 2008-07-13T14:23:46Z