📄 2003-february.txt
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will be highly appreciated. Thanks in advance.</FONT></DIV><DIV><FONT face=3DArial size=3D2></FONT> </DIV><DIV><FONT face=3DArial size=3D2>Haiyan Deng</FONT></DIV></BODY></HTML>------=_NextPart_000_01AF_01C2D8FF.CCD27580--From hdeng@iupui.edu Thu Feb 20 22:16:12 2003From: hdeng@iupui.edu (Haiyan Deng)Date: Thu, 20 Feb 2003 17:16:12 -0500Subject: [Acis-alliance] One more question about sweepingMessage-ID: <01e801c2d92d$ad4aa060$dc514486@iupui.edu>This is a multi-part message in MIME format.------=_NextPart_000_01E5_01C2D903.C460C240Content-Type: text/plain; charset="iso-8859-1"Content-Transfer-Encoding: quoted-printableHello, all:In my earlier message, I asked a question about sweeping. Now, I found =that I can sweep a single edge of the tooth cross-section except that I =got a warning every time that is as follows:*** Warning (faceter/api:MAX_GRID_LINES_EXCEEDED_ON_EDGE) Edge tolerances not met because max_grid_lines is set too lowAccording to the ACIS online help, I tried to use the following codes =(Scheme) to solve the problem but it did not work. No matter how big I =set the value of "max grid lines", I got the same warning.(define r (refinement))(refinement:set-prop r "max grid lines" 2048)(entity:set-refinement (list edge1 edge2) r)Even if I can ignore this warning and extrude the single edges =separately, it seems that I can't unite all of the thin sheets to get a =solid CAD model of helical gear. What should I do then? I am just a =beginner on ACIS. I wish to get your help. Many thanks!Sincerely,Haiyan Deng------=_NextPart_000_01E5_01C2D903.C460C240Content-Type: text/html; charset="iso-8859-1"Content-Transfer-Encoding: quoted-printable<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><META http-equiv=3DContent-Type content=3D"text/html; =charset=3Diso-8859-1"><META content=3D"MSHTML 6.00.2600.0" name=3DGENERATOR><STYLE></STYLE></HEAD><BODY bgColor=3D#ffffff><DIV><FONT face=3DArial size=3D2><DIV><FONT face=3DArial size=3D2>Hello, all:</FONT></DIV><DIV> </DIV><DIV>In my earlier message, I asked a question about sweeping. =Now, I=20found that I can sweep a single edge of the tooth =cross-section except that=20I got a warning every time that is as follows:</DIV><DIV> </DIV><DIV><FONT face=3DArial size=3D2>*** Warning=20(faceter/api:MAX_GRID_LINES_EXCEEDED_ON_EDGE)<BR> Edge =tolerances not met because max_grid_lines is set too low</FONT></DIV><DIV> </DIV><DIV>According to the ACIS online help, I tried to use the =following codes=20(Scheme) to solve the problem but it did not work. No matter how =big I set=20the value of "max grid lines", I got the same warning.</DIV><DIV> </DIV><DIV>(define r (refinement))<BR>(refinement:set-prop r "max grid lines"=202048)<BR>(entity:set-refinement (list edge1 edge2) r)</DIV><DIV> </DIV><DIV>Even if I can ignore this warning and extrude the single edges =separately,=20it seems that I can't unite all of the thin sheets to get a solid =CAD model=20of helical gear. What should I do then? I am just a =beginner on=20ACIS. I wish to get your help. Many thanks!</DIV><DIV> </DIV><DIV>Sincerely,</DIV><DIV> </DIV><DIV>Haiyan Deng</DIV></FONT></DIV></BODY></HTML>------=_NextPart_000_01E5_01C2D903.C460C240--From muthler@bv.tum.de Fri Feb 21 08:44:25 2003From: muthler@bv.tum.de (Alexander Muthler)Date: Fri, 21 Feb 2003 09:44:25 +0100Subject: FW: [Acis-alliance] (no subject)Message-ID: <OIEEJLMIJOEBJHANNPMHKEOPCEAA.muthler@bv.tum.de>Hello Kris, The maximum ACIS-version which AutoCAD supports is version 4. When you write a SAT-file, make sure that you insert the following command to write a major version 4.0:api_save_version(4, 0);which means: major version 4, minor version 0.You can use this function from every ACIS-version.Best Regards,Alex> > -----Original Message-----> > From: acis-alliance-admin@cosmos.cs.columbia.edu> > [mailto:acis-alliance-admin@cosmos.cs.columbia.edu]On Behalf Of> > Kristofer Bourne> > Sent: Wednesday, February 19, 2003 1:36 PM> > To: acis-alliance@cs.columbia.edu> > Subject: [Acis-alliance] (no subject)> > > > > > I was wondering if anyone knew how to go about exporting sat > > files to other pieces of software. For example there is an import > > sat function in cad R14 but when i try to open a sat file nothing > > happens. Any help in this area would be much appreciated.> > > > Thanks,> > Kris Bourne> > Nottingham University> > eayukmjb@nottingham.ac.uk> > > > _______________________________________________> > Acis-alliance mailing list> > Acis-alliance@lists.cs.columbia.edu> > http://lists.cs.columbia.edu/mailman/listinfo/acis-alliance> > From muthler@bv.tum.de Tue Feb 25 16:58:47 2003From: muthler@bv.tum.de (Alexander Muthler)Date: Tue, 25 Feb 2003 17:58:47 +0100Subject: [Acis-alliance] InterOp R10Message-ID: <OIEEJLMIJOEBJHANNPMHIEAJCFAA.muthler@bv.tum.de>Dear ACIS-Alliance,until ACIS V 8.0 i have used the IGES translator to write out IGES filesfrom my ACIS-application.But with the new version ACIS R10 and InterOp R10 I have problems.My application is successfully build (Linux), but when I try to run it,there is an Segmentation fault (see debugger backtrace).Has anyone an idea?Program received signal SIGSEGV, Segmentation fault.Gk_Stack<Gk_MemPage>::Gk_Stack (this=0x80a5000, tp=0x0) at/build2/acisr10/NTS/xgeom/xgeometric/trellis/silo/gk_stack.hxx:7676 /build2/acisr10/NTS/xgeom/xgeometric/trellis/silo/gk_stack.hxx: Nosuch file or directory. in /build2/acisr10/NTS/xgeom/xgeometric/trellis/silo/gk_stack.hxx(gdb) bt#0 Gk_Stack<Gk_MemPage>::Gk_Stack (this=0x80a5000, tp=0x0) at/build2/acisr10/NTS/xgeom/xgeometric/trellis/silo/gk_stack.hxx:76#1 0x43b39dfd in Gk_MemPageMgr::Gk_MemPageMgr (this=0x80a5000) at/build2/acisr10/NTS/xgeom/xgeometric/trellis/memutl/gk_mempage.cxx:121#2 0x44392fb3 in Gk_FreeList::Gk_FreeList (this=0x80a5000, sz=0) at/build/interopR10/NTS/aR10/xcore2k/xcore2k/trellis/memutl/gk_mempage.cxx:140#3 0x443936df in Gk_FreeListMgr::Gk_FreeListMgr (this=0x80a4fd8) at/build/interopR10/NTS/aR10/xcore2k/xcore2k/trellis/memutl/gk_mempage.cxx:276#4 0x43a8443a in Gk_FreeListMgr::fetchFreeList (sz=24) at/build2/acisr10/NTS/xgeom/xgeometric/trellis/memutl/gk_mempage.cxx:336#5 0x44392425 in Gk_FreeStorage::Gk_FreeStorage (this=0x44e3c220,nm=0x44d01d9b "St_TypeElementData", s=24) at/build/interopR10/NTS/aR10/xcore2k/xcore2k/trellis/memutl/gk_memalloc.cxx:49#6 0x44bbf285 in __static_initialization_and_destruction_0(__initialize_p=1, __priority=65535) at /build/interopR10/NTS/aR10/xstep2k/xstep/data/st_typeelement.cxx:15#7 0x44bbf2d5 in global constructors keyed to St_TypeElementData::read () at/usr/lib/gcc-lib/i686-pc-linux-gnu/2.95.3/../../../../include/g++-3/stl_map.h:76#8 0x44bc695a in __do_global_ctors_aux () from/usr/local/interop_r10/lib/linux_so_debug/libxstep.so#9 0x44af6da6 in _init () from/usr/local/interop_r10/lib/linux_so_debug/libxstep.so#10 0x4000a1fe in call_init () from /lib/ld-linux.so.2#11 0x4000a2e7 in _dl_init () from /lib/ld-linux.so.2Your help would be appreciated,Best Regards,AlexFrom timo.fleisch@igd.fhg.de Wed Feb 26 13:32:05 2003From: timo.fleisch@igd.fhg.de (Timo Fleisch)Date: Wed, 26 Feb 2003 14:32:05 +0100Subject: [Acis-alliance] howto: sweep spline along path to surfaceMessage-ID: <3E5CC1D5.8060906@igd.fhg.de>hi all,I try to create a surface by sweeping a spline along a spline path. therefore i use the following code:// as BODY to sweep I have a spline built up like thatapi_mk_ed_bs3_curve ( spline, line );EDGE ** eList = new EDGE*[1];eList[0] = line;BODY *extrudeBody = NULL;api_make_ewire ( 1, // number of edges in list eList, // list of edges extrudeBody // created wire body returned);// as path I have a spline EDGE created from points like thisapi_mk_ed_cubic (numPoints, acisPoints,null_unitvec,null_unitvec,0, myEdge);// and this api call to create the surfacesweep_options* opts = new sweep_options();BODY *returnBody = NULL;res = api_sweep_with_options ( extrudeBody, // profile to sweep myEdge, // path to sweep along opts, // sweep options returnBody // swept body returned);but the res is not o.k. - no geometry is created.do I use the right api call? or wrong input data?thanks a lot,timoFrom muthler@bv.tum.de Fri Feb 28 09:45:30 2003From: muthler@bv.tum.de (Alexander Muthler)Date: Fri, 28 Feb 2003 10:45:30 +0100Subject: [Acis-alliance] find curves on surfacesMessage-ID: <OIEEJLMIJOEBJHANNPMHEEBJCFAA.muthler@bv.tum.de>Dear ACIS-Alliance,I have a curve which lies not exactly on a surface. Is there a function inACIS which maps this curve exactly on the surface?Your help would be appreciated.Best Regards,AlexFrom timo.fleisch@igd.fhg.de Fri Feb 28 10:10:43 2003From: timo.fleisch@igd.fhg.de (Timo Fleisch)Date: Fri, 28 Feb 2003 11:10:43 +0100Subject: [Acis-alliance] controlpoints from any surface?Message-ID: <3E5F35A3.8050804@igd.fhg.de>hi all!i thought with acis it should be possible to get or create controlpoints for any created FACE.in my example I want the controlpoints from a surface created by a skin operation:// this worksapi_skin_wires( i,wireList, mySkin );// then I try to get the geometric curve from the face:FACE* myFace = NULL;ENTITY_LIST myFaceList;api_get_faces ( mySkin, myFaceList );// get first FACE - should be my surfacemyFace = (FACE*)myFaceList.next();// than this crashs!!!bs3_surface bs3_surf = ((spline&)myFace->geometry()->equation_for_update()).sur();i think the FACE created by the skinning operation might not create an underlying spline geometry, so I tried to add this call before getting the bs3_surface:// convert to splineENTITY* given_entity = (ENTITY*)mySkin;ENTITY* return_entity;api_convert_to_spline ( given_entity, // entity to be converted to a spline return_entity // resulting spline);now this:bs3_surface bs3_surf = ((spline&)myFace->geometry()->equation_for_update()).sur();does not crash any more, but the created spline surface is just a plane with four controlpoints at its corner and not the original skin surface!!!does anybody know what is the problem here?thanks a lot,timoFrom jeetu@mecheng.iisc.ernet.in Fri Feb 28 05:32:43 2003From: jeetu@mecheng.iisc.ernet.in (Jitendra Dimri (MSc 2002))Date: Fri, 28 Feb 2003 11:02:43 +0530 (IST)Subject: [Acis-alliance] Face-Face classification in acisMessage-ID: <Pine.LNX.4.44.0302281051410.10710-100000@mecheng.iisc.ernet.in> hi, i'm using Acis-8 on Red-hat Linux.I want to know how we can do Face-Face classification in Acis. It means given Two faces then find whether they touch at a point only, or theirsome part overlap, or one face is completely inside the other, or they don't touch at all each other. Thank you.⌨️ 快捷键说明
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