<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">G'day all,<DIV><BR class="khtml-block-placeholder"></DIV><DIV>I have been looking and reading, but I'm not sure I'm looking for the right thing.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>I have a number of points from satellite based tracking, giving me a list of longitude, latitude and a timestamp. These are fairly regular, and although I can display the points on the map window and see where animals have moved to, I can't tell which way they moved just by looking. We vets need to know what came first...</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>So I thought I could convert adjacent points (temporally) into line segments, (earliest point first, latter point last), but I can't find anywhere in Mapserver that seem to explicitly explain how to do this (or whether it can be done). </DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Can anyone either :</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>direct me to the right place, or </DIV><DIV><SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN></DIV><DIV><SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>give me a set of keywords which might get me to the right place, or</DIV><DIV><SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN></DIV><DIV><SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>advise me to give up for now?</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>cheers</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Ben</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR><DIV> <SPAN class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><SPAN class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><DIV>-- </DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Ben Madin</DIV><DIV>REMOTE INFORMATION</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>t : +61 8 9192 5455</DIV><DIV>f : +61<SPAN class="Apple-converted-space"> </SPAN>8 9192 5535</DIV><DIV>m : 0448 887 220</DIV><DIV>Broome WA 6725</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><A href="mailto:ben@remoteinformation.com.au">ben@remoteinformation.com.au</A></DIV><BR class="Apple-interchange-newline"></SPAN><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><SPAN class="Apple-tab-span" style="white-space:pre"><SPAN class="Apple-style-span" style="white-space: pre; "> </SPAN></SPAN>Out here, it pays to know...</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><BR class="Apple-interchange-newline"></SPAN> </DIV><BR></DIV></BODY></HTML>