--- ray/src/util/rfluxmtx.c	2014/12/04 05:26:28	2.19
+++ ray/src/util/rfluxmtx.c	2015/02/18 06:18:38	2.23
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: rfluxmtx.c,v 2.19 2014/12/04 05:26:28 greg Exp $";
+static const char RCSid[] = "$Id: rfluxmtx.c,v 2.23 2015/02/18 06:18:38 greg Exp $";
 #endif
 /*
  * Calculate flux transfer matrix or matrices using rcontrib
@@ -362,8 +362,8 @@ parse_params(PARAMS *p, char *pargs)
 		case ' ':
 		case '\t':
 		case '\r':
-			continue;
 		case '\n':
+			continue;
 		case '\0':
 			return(nparams);
 		default:
@@ -417,7 +417,10 @@ finish_receiver(void)
 	}
 					/* determine sample type/bin */
 	if (tolower(curparams.hemis[0]) == 'u' | curparams.hemis[0] == '1') {
-		binv = "0";		/* uniform sampling -- one bin */
+		sprintf(sbuf, "if(-Dx*%g-Dy*%g-Dz*%g,0,-1)",
+			curparams.nrm[0], curparams.nrm[1], curparams.nrm[2]);
+		binv = savqstr(sbuf);
+		nbins = "1";		/* uniform sampling -- one bin */
 		uniform = 1;
 	} else if (tolower(curparams.hemis[0]) == 's' &&
 				tolower(curparams.hemis[1]) == 'c') {
@@ -1347,7 +1350,7 @@ main(int argc, char *argv[])
 #ifdef getc_unlocked
 	flockfile(rcfp);
 #endif
-	if (verbose) {
+	if (verbose > 0) {
 		fprintf(stderr, "%s: sampling %d directions", progname, nsbins);
 		if (curparams.nsurfs > 1)
 			fprintf(stderr, " (%d elements)\n", curparams.nsurfs);
@@ -1357,7 +1360,7 @@ main(int argc, char *argv[])
 	for (i = 0; i < nsbins; i++)	/* send rcontrib ray samples */
 		if (!(*curparams.sample_basis)(&curparams, i, rcfp))
 			return(1);
-	return(pclose(rcfp) == 0);	/* all finished! */
+	return(pclose(rcfp) < 0);	/* all finished! */
 userr:
 	if (a < argc-2)
 		fprintf(stderr, "%s: unsupported option '%s'", progname, argv[a]);