<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Dear Herbert, <div class="">My name is Jose Jesus and I am working in some geometric draws in 3D. </div><div class="">I use pst-solides3d for that, but, when I try to get a barycenter of a system, using:</div><div class=""><br class=""></div><div class="">
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><!--StartFragment--><span style=" color:#0000cc;" class="">\begin</span>{pspicture}<span style=" color:#9a4d00;" class="">[viewpoint=</span><span style=" color:#660066;" class="">20</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">25</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">15</span><span style=" color:#9a4d00;" class="">](-</span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">,-</span><span style=" color:#660066;" class="">4</span><span style=" color:#9a4d00;" class="">)(</span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">,</span><span style=" color:#660066;" class="">4</span><span style=" color:#9a4d00;" class="">)</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>\psset<span style=" color:#9a4d00;" class="">{solidmemory}</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#9a4d00;" class=""> </span><span style=" color:#006699;" class="">\axesIIID</span><span style=" color:#9a4d00;" class="">(</span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">,</span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">,</span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">)</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#9a4d00;" class=""> </span><span style=" color:#006699;" class="">\psSolid</span><span style=" color:#9a4d00;" class="">[object=point,name=M, args=</span><span style=" color:#660066;" class="">1</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">1</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">1</span><span style=" color:#9a4d00;" class="">]</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#9a4d00;" class=""> </span><span style=" color:#006699;" class="">\psSolid</span><span style=" color:#9a4d00;" class="">[object=point,name=P, args=</span><span style=" color:#660066;" class="">1</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">6</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">1</span><span style=" color:#9a4d00;" class="">]</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#9a4d00;" class="">% </span><span style=" color:#006699;" class="">\psSolid</span><span style=" color:#9a4d00;" class="">[object=point,name=Q, args=</span><span style=" color:#660066;" class="">1</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class=""> </span><span style=" color:#660066;" class="">4</span><span style=" color:#9a4d00;" class="">]</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#9a4d00;" class=""> </span><span style=" color:#006699;" class="">\psSolid</span><span style=" color:#9a4d00;" class="">[object=point,definition=barycentre</span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">d,args={[M </span><span style=" color:#660066;" class="">4</span><span style=" color:#9a4d00;" class=""> P </span><span style=" color:#660066;" class="">3</span><span style=" color:#9a4d00;" class="">]},linecolor=red]</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style="color: rgb(0, 0, 204);" class="">\end</span>{pspicture}</pre><div class=""><br class=""></div></div><div class=""><br class=""></div><div class=""><div class="">It draws nothing.</div></div><div class=""><br class=""></div><div class="">What am I doing wrong???</div><div class=""><br class=""></div><div class="">Thank you.</div><div class=""> </div><br class=""><br class=""><div class="">
<div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;">José Jesús Rosell Escolar</div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><a href="mailto:josejesus.rosell@gmail.com" class="">josejesus.rosell@gmail.com</a></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br class=""></div><br class="Apple-interchange-newline"></div></div><br class="Apple-interchange-newline"><br class="Apple-interchange-newline">
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