--- ray/src/rt/srcsamp.c	1991/10/23 08:50:06	1.5
+++ ray/src/rt/srcsamp.c	1991/10/28 08:07:44	1.7
@@ -28,7 +28,9 @@ register SRCINDEX  *si;		/* source index (modified to 
 	while (++si->sp >= si->np) {	/* get next sample */
 		if (++si->sn >= nsources)
 			return(0.0);	/* no more */
-		if (srcsizerat <= FTINY)
+		if (source[si->sn].sflags & SSKIP)
+			si->np = 0;
+		else if (srcsizerat <= FTINY)
 			nopart(si, r);
 		else {
 			for (i = si->sn; source[i].sflags & SVIRTUAL;
@@ -216,7 +218,7 @@ flatpart(si, r)				/* partition a flat source */
 register SRCINDEX  *si;
 register RAY  *r;
 {
-	register double  *vp;
+	register FLOAT  *vp;
 	FVECT  v;
 	double  du2, dv2;
 	int  pi;
@@ -300,7 +302,7 @@ scylform(sn, dir)		/* compute cosine for cylinder's pr
 int  sn;
 register FVECT  dir;		/* assume normalized */
 {
-	register double  *dv;
+	register FLOAT  *dv;
 	double  d;
 
 	dv = source[sn].ss[SU];