shithub: renderfs

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show pipeline stage times in the stats file.

--- a/fs.c

+++ b/fs.c

@@ -167,6 +167,7 @@

 	placecamera(c, Pt3(0,0,100,1), Pt3(0,0,0,1), Vec3(0,1,0));

 	reloadcamera(c);

 	memset(&c->stats, 0, sizeof c->stats);

+	memset(&c->times, 0, sizeof c->times);

 }

 static ulong

@@ -392,11 +393,11 @@

 {

 	Client *c;

 	Framebuf *fb;

-	Memimage *i;

+	Memimage *img;

 	char buf[1024], cbuf[30], *t;

 	uvlong path;

 	ulong off, cnt;

-	int n;

+	int n, i;

 	path = r->fid->qid.path;

 	off = r->ifcall.offset;

@@ -426,6 +427,13 @@

 			!c->cam->stats.avg? 0: 1e9/c->cam->stats.avg,

 			!c->cam->stats.min? 0: 1e9/c->cam->stats.min,

 			!c->cam->stats.v? 0: 1e9/c->cam->stats.v);

+		n += snprint(buf+n, sizeof(buf)-n, "times\n");

+		for(i = 0; i < c->cam->times.cur; i++)

+			n += snprint(buf+n, sizeof(buf)-n, "%d\tR\t[%llud %llud] (%.0f µs)\n\tE\t[%llud %llud] (%.0f µs)\n\tTn\t[%llud %llud] (%.0f µs)\n\tRn\t[%llud %llud] (%.0f µs)\n",

+				i, c->cam->times.R[i].t0, c->cam->times.R[i].t1, (c->cam->times.R[i].t1-c->cam->times.R[i].t0)/1e3,

+				c->cam->times.E[i].t0, c->cam->times.E[i].t1, (c->cam->times.E[i].t1-c->cam->times.E[i].t0)/1e3,

+				c->cam->times.Tn[i].t0, c->cam->times.Tn[i].t1, (c->cam->times.Tn[i].t1-c->cam->times.Tn[i].t0)/1e3,

+				c->cam->times.Rn[i].t0, c->cam->times.Rn[i].t1, (c->cam->times.Rn[i].t1-c->cam->times.Rn[i].t0)/1e3);

 		snprint(buf+n, sizeof(buf)-n, "frame #%llud\n", c->cam->stats.nframes);

 		readstr(r, buf);

 		respond(r, nil);

@@ -432,11 +440,11 @@

 		break;

 	case Qframe:

 		fb = c->cam->vp->getfb(c->cam->vp);

-		i = fb->cb;

+		img = fb->cb;

 		if(off < 5*12){

 			n = snprint(buf, sizeof buf, "%11s %11d %11d %11d %11d ",

-				chantostr(cbuf, i->chan),

-				i->r.min.x, i->r.min.y, i->r.max.x, i->r.max.y);

+				chantostr(cbuf, img->chan),

+				img->r.min.x, img->r.min.y, img->r.max.x, img->r.max.y);

 			t = estrdup9p(buf);

 			if(off > n){

@@ -459,7 +467,7 @@

 		t = malloc(cnt);

 		if(t != nil){

 			r->ofcall.data = t;

-			n = readimg(i, t, i->r, off, cnt);

+			n = readimg(img, t, img->r, off, cnt);

 		}

 		if(n < 0){