{"id":254763,"date":"2021-03-23T12:01:42","date_gmt":"2021-03-23T12:01:42","guid":{"rendered":"\/forum\/forums\/topic\/z-normal-in-dxf-dwg-export\/"},"modified":"2023-03-09T12:30:14","modified_gmt":"2023-03-09T12:30:14","slug":"z-normal-in-dxf-dwg-export","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/z-normal-in-dxf-dwg-export\/","title":{"rendered":"Z Normal in DXF-DWG Export"},"content":{"rendered":"<p>Hi,<br \/>\nRecently SpaceClaim starts to export DXF\/DWG in different way than before.<br \/>\nCircles (holes) in DXF have a parameter called &#8220;Z Normal&#8221;, it can be 1 or -1 (in our cases). Before latest version in the same exportation the Z Normal was 1 (or -1) for ALL circles. All circles had the same parameter.<br \/>\nNow, with latest release, it&#8217;s not the same. Some circles have &#8220;Z Normal = 1&#8221; and other &#8220;Z Normal = -1&#8221;.<br \/>\nThis causes in some software (for Example Bysoft from Bystronic, one of the most important sheetmetal laser producer) errors.<\/p>\n<p>I&#8217;m not an expert on AutoCAD and DXF\/DWG file structure, but\u00a0 this propriety is visible in AutoCAD.<\/p>\n<p>Here the external circle haz Z normal -1<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/discovery\/2023\/03\/17-1.png\" \/><\/p>\n<p>Here the internal circle has Z normal 1<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/discovery\/2023\/03\/18-1.png\" \/><\/p>\n<p>Result on Bysoft, the shape isn&#8217;t connected, seems Z-1 circles are mirrored<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/discovery\/2023\/03\/19-1.png\" \/><\/p>\n<p>Here the mirrored circles are visible, but sometime the risk is to produce part without some hole.<\/p>\n<p>Can you investigate with programmers?<br \/>\nThanks<\/p>\n","protected":false},"template":"","class_list":["post-254763","topic","type-topic","status-closed","hentry","topic-tag-import","topic-tag-spaceclaim"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["27730"],"_bbp_likes_count":["0"],"_btv_view_count":["360"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["254763"],"_bbp_forum_id":["27789"],"_bbp_engagement":["202","27730"],"_bbp_voice_count":["2"],"_bbp_reply_count":["16"],"_bbp_last_reply_id":["262283"],"_bbp_last_active_id":["262283"],"_bbp_last_active_time":["2021-12-03 15:34:59"]},"test":"venturaovercam-it"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/254763","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/254763\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=254763"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}