--- ray/src/rt/RpictSimulManager.cpp	2025/01/10 19:09:12	2.13
+++ ray/src/rt/RpictSimulManager.cpp	2025/07/02 16:54:44	2.17
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: RpictSimulManager.cpp,v 2.13 2025/01/10 19:09:12 greg Exp $";
+static const char RCSid[] = "$Id: RpictSimulManager.cpp,v 2.17 2025/07/02 16:54:44 greg Exp $";
 #endif
 /*
  *  RpictSimulManager.cpp
@@ -426,15 +426,8 @@ RpictSimulManager::RenderRect(const int x0, const int 
 		doneSamples |= sampMap;	// samples now done or at least queued
 		sp2 -= layer++ & 1;	// next denser sampling
 	}
-	if (FlushQueue() < 0)		// make sure we got everyone
+	if (FlushQueue() < 0)		// compute stragglers
 		return false;
-	x = y = 0;
-	if (doneMap.Find(&x, &y, false)) {
-		sprintf(errmsg, "missed %.4f%% of pixels in rectangle\n",
-				100. - 100.*doneMap.SumTotal() /
-					doneMap.Width() / doneMap.Height());
-		error(WARNING, errmsg);
-	}
 	if ((prCB != NULL) & (barPix == NULL))
 		(*prCB)(100.);
 	return true;
@@ -596,7 +589,7 @@ RpictSimulManager::RenderBelow(int ytop, const int vst
 		error(WARNING, "spectral range incompatible with color output");
 	COLORV **	parr = NULL;		// set up tiny source drawing
 	float **	zarr = NULL;
-	if (!ptvw.type && directvis && dblur <= FTINY) {
+	if (!ptvw.type && directvis && (dblur <= FTINY) & (mblur <= FTINY)) {
 		parr = new COLORV * [THeight()];
 		zarr = new float * [THeight()];
 		for (int n = THeight(); n-- > 0; ) {
@@ -612,7 +605,7 @@ RpictSimulManager::RenderBelow(int ytop, const int vst
 			(*prCB)(100.*(GetHeight()-ytop)/GetHeight());
 		if (!RenderRect(0, THeight()-ytop))	// render this bar
 			return false;
-		int	nlines = lastOut - ytop + THeight();
+		int	nlines = lastOut - ytop + vstep;
 		if (nlines > ytop)
 			nlines = ytop;
 		else if (parr)			// drawing sources?
@@ -713,7 +706,7 @@ RpictSimulManager::NewOutput(FILE *pdfp[2], const char
 	if (frameNo > 0)
 		fprintf(pdfp[0], "FRAME=%d\n", frameNo);
 	double	pasp = viewaspect(&vw) * GetWidth() / GetHeight();
-	if ((0.99 > pasp) | (pasp > 1.01))
+	if ((0.995 > pasp) | (pasp > 1.005))
 		fputaspect(pasp, pdfp[0]);
 	fputnow(pdfp[0]);
 	switch (RDTcolorT(dt)) {		// set primaries and picture format