The problem remains and no result is coming. I repait that the whole process was running 2 or 3 days ago.<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 \<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 'pool_coords.cal'<br>
rtcontrib: fatal - rtrace process died<br>make: *** [floor_caustics.pic] Error 1<br><br>Thanks Thomas for the suggestion but it is still not working<br><br>