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    Hoi Bart,<br>
    <br>
    Je had de vraag ook al op de qgis-user-list gepost zag ik. Ik heb
    het ook geprobeerd en bij mij gaat het gewoon goed. Zie screenshot.
    Gebruik je wel geprojecteerde coordinaten? In een rechthoekig
    stelsel dus? Ik heb het nederlandse rd-stelsel (epsg:28992)
    gebruikt.<br>
    <br>
    Ik zou het verder niet weten.<br>
    <br>
    Groet,<br>
    Raymond<br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 31-07-13 08:56, Roy Braam wrote:<br>
    </div>
    <blockquote cite="mid:864253989-16328@kmail.b3partners.nl"
      type="cite">Hallo Bart,<br>
      <br>
      Ik denk dat je beter je Qgis vraag kan stellen op een Qgis mailing
      lijst.<br>
      zie: <a moz-do-not-send="true" id="ext-gen2922"
        href="http://www.qgis.org/community/mailing-lists.html"
        target="_blank">http://www.qgis.org/community/mailing-lists.html</a><br>
      of op: <br>
      <a moz-do-not-send="true" id="ext-gen2920"
        href="http://gis.stackexchange.com/questions/tagged/qgis"
        target="_blank">http://gis.stackexchange.com/questions/tagged/qgis</a><br>
      <br>
      Succes!<br>
      <br>
      Met vriendelijke groet,<br>
      <br>
      Roy Braam<br>
      B3Partners BV<br>
      Tel: 030 214 2082<br>
      Twitter: <a class="moz-txt-link-freetext" href="http://twitter.com/rbraam">http://twitter.com/rbraam</a><br>
      <br>
      <br>
      <div>"Koning, Bart" <a class="moz-txt-link-rfc2396E" href="mailto:B.Koning@vrzw.nl"><B.Koning@vrzw.nl></a> , 7/25/2013 3:51 PM:<br>
        <blockquote style="margin:0 0 0 .8ex;border-left:2px blue
          solid;padding-left:1ex;">
          <div class="mcnt">
            <div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Beste mensen,</span></span></span></div>
              <div> </div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Ik heb een contour,
                      waar ik met behulp van QGIS 1.8.0 een grotere
                      contour omheen wil plaatsen (150% van de originele
                      contour). Mbv google heb ik uiteindelijk een
                      handige methode gevonden om dit te doen (eerst mbv
                      plugin mmqgis een centroid toevoegen aan de
                      originele contour en hieromheen vervolgens een
                      buffer maken die 150% van de originele contour
                      is). </span></span></span></div>
              <div> </div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Probleem waar ik
                      tegenaan loop is dat als ik via Vector -->
                      Geoprocessing gereedschap --> Buffer(s) een
                      buffer toevoeg, de afmeting hiervan niet gelijk is
                      als de invoer. Als ik bij bufferafstand
                      bijvoorbeeld 100 invul, heeft de contour een
                      straal van slechts circa 60 meter. </span></span></span></div>
              <div> </div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Ik ben erachter dat
                      ik het gewenste getal met 1,65 moet
                      vermenigvuldigen, maar het is niet wenselijk om
                      dit elke keer uit te rekenen en te controleren. </span></span></span></div>
              <div> </div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Wie weet wat hier
                      het probleem is? </span></span></span></div>
              <div> </div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Vriendelijke groet,</span></span></span></div>
              <div><span style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                    style="FONT-FAMILY:Arial;FONT-SIZE:x-small;"><span
                      class="mcnt236494313-25072013">Bart Koning</span></span></span></div>
            </div>
          </div>
          <br>
          <br>
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            href="http://lists.osgeo.org/mailman/listinfo/dutch"
            target="_blank">http://lists.osgeo.org/mailman/listinfo/dutch</a>
          <br>
        </blockquote>
      </div>
      <br>
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      <br>
      <pre wrap="">_______________________________________________
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</pre>
    </blockquote>
    <br>
    <pre class="moz-signature" cols="72">-- 
Terglobo
Ampèrestraat 110
5223 CT 's-Hertogenbosch
06-25314983</pre>
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