<div><div>Dear GDAL Team,</div><div> </div><div>I hope this email finds you well. I'm encountering an issue converting 3D GeoJSON polygons to DXF format using ogr2ogr. During conversion, the elevation data becomes uniform for all points within the polygon. Additionally, when using "DXF_WRITE_HATCH," the geometry becomes a polyline instead of a polygon.</div><div> </div><div>Attached are the GeoJSON data and conversion code for your reference. Could you please assist in resolving this discrepancy?</div><div><div><div><div>ogr2ogr -f "DXF" output.dxf input.geojson -t_srs EPSG:32737 --config DXF_WRITE_HATCH FALSE</div></div><div> </div></div></div><div><div> </div></div><div>Thank you for your attention to this matter.</div></div><div> </div><div>-- </div><div>Saygılarımla / Kind Regards</div><div> </div><div style="overflow:auto"><table border="0" cellpadding="0" cellspacing="0" height="190" width="634" style="background-color:rgb( 255 , 255 , 255 );color:rgb( 0 , 0 , 0 );font-family:'futura';font-size:16px;font-style:normal;font-weight:400;text-decoration-color:initial;text-decoration-style:initial;text-transform:none;white-space:normal;word-break:normal;word-spacing:0px"><tbody><tr style="height:14px"><td><div style="margin-bottom:0.0001pt"><font color="#f37320" face="futura, sans-serif"><strong>Shahrukh Mirza NAWANDISH</strong></font></div><div style="margin-bottom:0.0001pt"><span style="color:#878787;font-family:'futura' , sans-serif;font-size:14px;line-height:normal">Havacılık Bilgi Sistemleri / Aeronautical Information Systems</span></div><div style="margin-bottom:0.0001pt"><span style="background-color:#ffffff;color:#878787;float:none;font-family:'futura' , sans-serif;font-size:14px;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Yazılım Geliştirme Uzm. Yrd. / Software Development Assist. Specialist</span></div><div style="margin-bottom:0.0001pt"><span style="background-color:#ffffff;color:#878787;float:none;font-family:'futura' , sans-serif;font-size:14px;font-style:normal;font-weight:400;text-decoration-style:initial;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Bilgisayar Programcısı / Computer Programmer MCA</span></div></td><td style="text-align:right"> </td></tr><tr style="height:7px;margin-top:-20pt"><td colspan="2" style="height:3px;overflow:auto;padding:0.5pt 0cm 0.5pt 0cm"><table style="width:631px;word-break:normal"><tbody><tr><td style="overflow:auto;text-align:left;width:128px"><table border="0" cellpadding="0" height="38" width="643" style="word-break:normal"><tbody><tr><td style="padding:0.75pt;width:130px"><div style="overflow:auto"><table border="0" cellpadding="0" height="38" width="653" style="word-break:normal"><tbody><tr><td style="padding:0.75pt;width:130px"><div><strong><span style="color:#444444;font-family:'georgia' , serif">T</span><span style="color:#444444">:</span></strong><span style="color:#555555;font-size:8.5pt">+90 312 266 66 98</span></div></td><td style="padding:0.75pt;width:130px"><div align="right"><span style="font-family:'futura bk bt' , sans-serif"><strong><span style="color:#444444;font-family:'georgia' , serif">M</span><span style="color:#444444">:</span></strong></span><span style="color:#555555;font-family:'futura bk bt' , sans-serif;font-size:11px;line-height:normal">+</span><span style="color:#555555;font-size:11px;line-height:normal">90 538 519 72 67</span></div></td><td style="padding:0.75pt;width:167px"><div align="right"><span style="font-family:'georgia' , serif;font-size:large"><strong><span style="color:#444444;font-size:14px;line-height:normal"> E</span></strong></span><strong><span style="color:#444444">:</span></strong><span style="color:#555555;font-size:11px;line-height:normal"><a rel="noopener noreferrer" target="_blank">mirza.nawandish@haritaevi.com</a></span></div></td><td style="padding:0.75pt;width:195px"><div align="right"><span style="font-family:'futura bk bt' , sans-serif"><strong><span style="color:#2c2c2c;font-size:9pt">▶</span><span style="font-size:9pt">:</span></strong></span><span style="font-size:9pt"> </span><a href="https://www.haritaevi.com/en/about-us/contact" rel="noopener noreferrer" target="_blank"><span style="color:#555555;font-family:'futura bk bt' , sans-serif;font-size:12px;line-height:normal">Ankara</span><span style="font-size:12px;line-height:normal">-</span><span style="color:#555555;font-size:12px;line-height:normal">Istanbul</span><span style="font-size:12px;line-height:normal">-</span><span style="color:#555555;font-size:12px;line-height:normal">Bucharest</span></a></div></td></tr></tbody></table></div></td></tr></tbody></table></td></tr></tbody></table></td></tr><tr style="height:7px"><td colspan="2" style="height:7px;overflow:auto;padding:0.5pt 0cm 0.5pt 0cm"><table style="width:631px;word-break:normal"><tbody><tr><td style="overflow:auto;text-align:left;width:206px"><table height="24" width="6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