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<DIV><FONT face="Bookman Old Style">Hi,</FONT></DIV>
<DIV><FONT face="Bookman Old Style"></FONT> </DIV>
<DIV><FONT face="Bookman Old Style">change your for loop to </FONT></DIV>
<DIV><FONT face="Bookman Old Style">for(int k=0;k<360;k++){</FONT></DIV><FONT
face="Bookman Old Style">
<DIV><BR> renWin->Render();<BR><BR>
ren1->GetActiveCamera()->Azimuth( 1 );<BR> for(int
j=0;j<dims[0]*dims[1]*dims[2];j++){<BR>
f[j]+=10;<BR> }</DIV>
<DIV> </DIV>
<DIV> t->Modified();</DIV>
<DIV><BR>}</DIV>
<DIV> </DIV>
<DIV>Cheers,</DIV>
<DIV> </DIV>
<DIV>Yixun Liu</FONT></DIV></BODY></HTML>