Hello again,<br><br>I had been running recently the file from Greg, and the whole process completed succesfully, after the latest update of Ubuntu i can not run "make". The answer i get is the following:<br><br>wales@wales-laptop:~/pool$ make<br>
oconv -f pool_surface.rad catchpool.rad > catchscene.oct<br>vwrays -vf pool_par.vf -x 500 -y 500 -ff \<br> | rtcontrib -w -ffc -c -n 2 \<br> -f pool_coords.cal -o %s_caustics.pic \<br> -b floor_bin -bn 7500 -x 50 -y 150 -m floor \<br>
-b s_wall_bin -bn 1500 -x 50 -y 30 -m s_wall \<br> -b n_wall_bin -bn 1500 -x 50 -y 30 -m n_wall \<br> -b e_wall_bin -bn 4500 -x 150 -y 30 -m e_wall \<br> -b w_wall_bin -bn 4500 -x 150 -y 30 -m w_wall \<br>
catchscene.oct<br>rtrace: fatal - command line error at '2'<br>rtcontrib: fatal - rtrace process died<br>make: *** [floor_caustics.pic] Error 1<br><br>Any suggestion is accepted since i am completely new and lost.<br>
<br>Thank you in advance<br><br>Sotiris Papantoniou<br>