<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman, new york, times, serif;font-size:12pt"><div>I've been using Survex 1.1.12 to output DXF files for use in ArcGIS.<br><br>When I output them by right-clicking on the 3d file and selecting <br>"Convert to DXF" (which calls cad3d.exe), everything is fine. Specifically,<br>N, E, and altitude coordinates are preserved, so a point fixed at <br>which has these coordinates in aven: 786543.42, 3273184.28, 1078.41<br>and has the same coordinates in the DXF: 786543.42, 3273184.28, 1078.41<br>
<br>Looking at the top of the DXF file, I see the min and max values make sense:<br><br><div style="margin-left: 40px;">$EXTMIN<br>10<br>778087.000000<br>20<br>3261366.000000<br>30<br>236.000000<br>9<br>$EXTMAX<br>10<br>794028.710000<br>20<br>3290501.000000<br>30<br>1585.000000<br>9 <br><br></div>If I output DXF using "Export as" in Aven, the N, E, and altitude coordinates <br>are munged and their values seem to be relative to an arbitrary (0,0,0) point.<br>So a point which has these coordinates in aven: 786543.42, 3273184.28, 1078.41<br>Has these coordinates in the DXF: 268.26, -1529.49, 188.91<br><br>Looking at the top of the DXF file, I see that the minimum N, E, and altitude <br>coordinates are all negative:<br><br>
<div style="margin-left: 40px;">$EXTMIN<br>
10<br>
-8188.165000<br>
20<br>
-13347.765000<br>
30<br>
-653.500000<br>
9<br>
$EXTMAX<br>
10<br>
7753.545000<br>
20<br>
15787.235000<br>
30<br>
695.500000<br>
9<br><br></div>Cheers,<br>Erin<br><div style="margin-left: 40px;">
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