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</o:shapelayout></xml><![endif]--></head><body lang=EN-NZ link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Tarquin, David<o:p></o:p></p><p class=MsoNormal>The results of our little quiz made me uneasy, so I found an old test project that I believe is structured like Tarquin’s, a pattern I call ‘scrap and map definitions – inside trip file – inside survey’ SAMD-ITF-IS.<o:p></o:p></p><p class=MsoNormal>The outcome I feared (due to my large collection of projects structured differently) is that map-connections with multi-level offsets would work just fine with SAMD-ITF-IS.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>That has not been the case, I have the same (I think) behaviour with this test project as I have with my other projects. So perhaps a degree of relief but still a mystery to resolve. With my test project:<o:p></o:p></p><ul style='margin-top:0cm' type=disc><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Offsets work OK.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Offsets of offsets (level 2 offsets) work just fine so long as the most deeply nested offset map is comprised of scraps (and not maps).<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Offsets of offsets (level 2 offsets) do not work (connection emanates from grandparent, not the parent) if the most deeply nested offset map is comprised of maps (a necessary prerequisite when preparing for the third level of offsetting).<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Offsets of offsets of offsets (level 3 offsets) map-connections correctly emanate from their parent level 2 offset map, but the level 2 map-connection continues to incorrectly emanate from its grandparent.<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have not progressed this to a fourth level, brain is starting to hurt and I ran out of scraps associated with the particular sub-survey that I picked on.<o:p></o:p></p><p class=MsoNormal>Re-reading Tarquin’s last email mentioning sub-sub-sub-surveys, I wonder if we are at cross purposes a little (or Tarquin is using ‘survey’ loosely to refer also to maps). In my example below (which I think is structured like Tarquin’s) there are two surveys (1 and 2) and a parent cave survey that contains those two surveys, so only two levels of survey. However I have created three levels of map which offset correctly. When I create a fourth level of map in preparation for 3 levels of offset, the map-connection breaks.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The code examples below show only to the level 2 and level 3 offset maps, and these are the maps on the left hand side of the diagrams, as annotated. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>Offset of offset is OK like this<o:p></o:p></b></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:lime;mso-highlight:lime'>Bottom</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-s2<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> break <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-s1 #bottom terminal chamber<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-Bottom<o:p></o:p></span></p><p class=MsoNormal><img width=244 height=157 style='width:2.5416in;height:1.6319in' id="Picture_x0020_1" src="cid:image004.png@01D8950F.3DE25200"> <img width=237 height=148 style='width:2.4722in;height:1.5416in' id="Picture_x0020_5" src="cid:image008.png@01D8950F.3DE25200"><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>Offset of offset is <u>not</u> OK when same as above but map-of-scraps is split into map-of-maps that references maps-of-scraps<o:p></o:p></b></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>##Setup for OffsetLevel 3<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:lime;mso-highlight:lime'>Bottom</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-<span style='background:aqua;mso-highlight:aqua'>B2</span><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> # break <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-<span style='background:fuchsia;mso-highlight:fuchsia'>B1</span><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-Bottom<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:aqua;mso-highlight:aqua'>B2</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-s2<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-B2<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:fuchsia;mso-highlight:fuchsia'>B1</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-s1 #bottom terminal chamber<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-B1<o:p></o:p></span></p><p class=MsoNormal><img width=251 height=174 style='width:2.618in;height:1.8125in' id="Picture_x0020_3" src="cid:image010.png@01D8950F.3DE25200"> <img width=235 height=175 style='width:2.4444in;height:1.8194in' id="Picture_x0020_6" src="cid:image011.png@01D8950F.3DE25200"><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>Offset of offset of offset is OK BUT its parent is not (as above)</b><o:p></o:p></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>##Setup for OffsetLevel 3<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:lime;mso-highlight:lime'>Bottom</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-<span style='background:aqua;mso-highlight:aqua'>B2</span><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> # break <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-<span style='background:fuchsia;mso-highlight:fuchsia'>B1</span> <span style='background:yellow;mso-highlight:yellow'>[0 10] below #OffsetLevel 3</span><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-Bottom<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:aqua;mso-highlight:aqua'>B2</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-s2<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-B2<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map 1-BottomUpPlan-<span style='background:fuchsia;mso-highlight:fuchsia'>B1</span> \<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan-s1 #bottom terminal chamber<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap 1-BottomUpPlan-B1<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><img width=240 height=171 style='width:2.5in;height:1.7777in' id="Picture_x0020_4" src="cid:image015.png@01D8950F.3DE25200"> <img width=240 height=177 style='width:2.5in;height:1.8402in' id="Picture_x0020_7" src="cid:image017.png@01D8950F.3DE25200"><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>For what it is worth, here is the overall survey file, consistent with my SAMD-ITF-IS pattern:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>survey Cave<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>map CavePlan -projection plan<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 2-EntrancePlan@2 <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> 1-BottomUpPlan@1 [0 -20] below #OffsetLevel 1<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endmap CavePlan <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>input 1-BottomUp.th<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>input 2-Entrance.th<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>centreline<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>equate 1.4@1 1.4@2 <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endcentreline<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Abadi Extra Light",sans-serif'>endsurvey Cave<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>So Tarquin, Can you pick any fundamnetal differences? Are we doing the same things? Are we talking about the same things?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>