--- ray/src/util/genBSDF.pl	2016/09/19 16:20:08	2.70
+++ ray/src/util/genBSDF.pl	2017/01/31 23:13:17	2.73
@@ -1,5 +1,5 @@
 #!/usr/bin/perl -w
-# RCSid $Id: genBSDF.pl,v 2.70 2016/09/19 16:20:08 greg Exp $
+# RCSid $Id: genBSDF.pl,v 2.73 2017/01/31 23:13:17 greg Exp $
 #
 # Compute BSDF based on geometry and material description
 #
@@ -249,13 +249,6 @@ if ( !defined $recovery ) {
 	}
 	print STDERR "Recover using: $0 -recover $td\n";
 }
-# Open unbuffered progress file
-open(MYPH, ">> $td/phase.txt");
-{
-	my $ofh = select MYPH;
-	$| = 1;
-	select $ofh;
-}
 $curphase = 0;
 # Create data segments (all the work happens here)
 if ( $tensortree ) {
@@ -279,7 +272,9 @@ sub do_phase {
 		if ( $recovery > $curphase ) { return 0; }
 		if ( $recovery == $curphase ) { return -1; }
 	}
+	open(MYPH, ">> $td/phase.txt");
 	print MYPH "$curphase\n";
+	close MYPH;
 	return 1;
 }
 
@@ -353,7 +348,11 @@ sub do_ttree_dir {
 			$cmd = "$rfluxmtx$r -h -ff $sender $receivers -i $octree";
 		}
 	}
-	run_check $cmd;
+	if ( $dop ) {
+		# print STDERR "Running: $cmd\n";
+		system $cmd;
+		die "Failure running rfluxmtx" if ( $? );
+	}
 	ttree_out($forw);
 }	# end of do_ttree_dir()
 
@@ -482,7 +481,12 @@ sub do_matrix_dir {
 	my $dop = do_phase();
 	my $r = ($dop < 0) ? " -r" : "";
 	my $sender = ($bsender,$fsender)[$forw];
-	run_check "$rfluxmtx$r -fd $sender $receivers -i $octree";
+	my $cmd = "$rfluxmtx$r -fd $sender $receivers -i $octree";
+	if ( $dop ) {
+		# print STDERR "Running: $cmd\n";
+		system $cmd;
+		die "Failure running rfluxmtx" if ( $? );
+	}
 	matrix_out($forw);
 }	# end of do_matrix_dir()
 
@@ -526,7 +530,7 @@ sub matrix_comp {
 	} elsif ("$spec" eq "CIE-Z") {
 		$cmd .= " -c 0.0241 0.1229 0.8530";
 	}
-	$cmd .= " $src | rcollate -ho -oc 145";
+	$cmd .= " $src | getinfo -";
 	run_check "$cmd > $dest";
 	if ( "$spec" ne "$curspec" ) {
 		$wrapper .= " -s $spec";