topic Crash when accessing geometry property of a coedge part of a Degenerate edge in Fusion Support Forum https://forums.autodesk.com/t5/fusion-support-forum/crash-when-accessing-geometry-property-of-a-coedge-part-of-a/m-p/13644914#M193 <P>From a BRep model containing a face (<FONT face="courier new,courier"><SPAN>adsk</SPAN><SPAN>.</SPAN><SPAN>fusion.</SPAN>BRepFace</FONT>) defined on a cone surface (<FONT face="courier new,courier">face.geometry.surfaceType == adsk.core.SurfaceTypes.ConeSurfaceType</FONT><SPAN>) and partially bounded by a degenerate edge (i.e. the apex of the cone), trying to access to </SPAN><STRONG><FONT face="courier new,courier">geometry</FONT></STRONG><SPAN> property of the <STRONG>coedge</STRONG> in this degenerated edge (i.e. </SPAN><FONT face="courier new,courier">BRepCoEdge.geometry</FONT><SPAN>) will systematically lead to a crash.</SPAN></P><P><BR /><FONT face="courier new,courier">coedge.edge.isDegenerate</FONT> is <STRONG>True</STRONG>.<BR /><FONT face="courier new,courier">coedge.partner</FONT> raises an exception.<BR /><BR />Some evaluations might also lead to a crash.<BR />For instance if&nbsp;<FONT face="courier new,courier">coedge.evaluator.getParameterExtents()</FONT> seems to always successfully complete,&nbsp;<FONT face="courier new,courier">coedge.evaluator.getPointAtParameter(t)</FONT> with t being for instance the middle of the range/extension of the curve domain will lead to a crash.</P> Thu, 22 May 2025 15:32:52 GMT tom_smith7GFFN 2025-05-22T15:32:52Z Crash when accessing geometry property of a coedge part of a Degenerate edge https://forums.autodesk.com/t5/fusion-support-forum/crash-when-accessing-geometry-property-of-a-coedge-part-of-a/m-p/13644914#M193 <P>From a BRep model containing a face (<FONT face="courier new,courier"><SPAN>adsk</SPAN><SPAN>.</SPAN><SPAN>fusion.</SPAN>BRepFace</FONT>) defined on a cone surface (<FONT face="courier new,courier">face.geometry.surfaceType == adsk.core.SurfaceTypes.ConeSurfaceType</FONT><SPAN>) and partially bounded by a degenerate edge (i.e. the apex of the cone), trying to access to </SPAN><STRONG><FONT face="courier new,courier">geometry</FONT></STRONG><SPAN> property of the <STRONG>coedge</STRONG> in this degenerated edge (i.e. </SPAN><FONT face="courier new,courier">BRepCoEdge.geometry</FONT><SPAN>) will systematically lead to a crash.</SPAN></P><P><BR /><FONT face="courier new,courier">coedge.edge.isDegenerate</FONT> is <STRONG>True</STRONG>.<BR /><FONT face="courier new,courier">coedge.partner</FONT> raises an exception.<BR /><BR />Some evaluations might also lead to a crash.<BR />For instance if&nbsp;<FONT face="courier new,courier">coedge.evaluator.getParameterExtents()</FONT> seems to always successfully complete,&nbsp;<FONT face="courier new,courier">coedge.evaluator.getPointAtParameter(t)</FONT> with t being for instance the middle of the range/extension of the curve domain will lead to a crash.</P> Thu, 22 May 2025 15:32:52 GMT https://forums.autodesk.com/t5/fusion-support-forum/crash-when-accessing-geometry-property-of-a-coedge-part-of-a/m-p/13644914#M193 tom_smith7GFFN 2025-05-22T15:32:52Z