From f102882990af8f9336824f81d24eb2ee1648c9dc Mon Sep 17 00:00:00 2001
From: aiju <devnull@localhost>
Date: Fri, 30 Nov 2018 16:12:02 +0000
Subject: fplot: compute y range correctly when used with multiple graphs

---
 sys/src/cmd/fplot.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'sys/src/cmd/fplot.c')

diff --git a/sys/src/cmd/fplot.c b/sys/src/cmd/fplot.c
index 259f03a10..8bc53010c 100644
--- a/sys/src/cmd/fplot.c
+++ b/sys/src/cmd/fplot.c
@@ -410,8 +410,6 @@ drawgraph(Code *co, Rectangle *r)
 {
 	int x;
 	
-	gymin = Inf(1);
-	gymax = Inf(-1);
 	for(x = r->min.x; x < r->max.x; x++)
 		drawinter(co, r, convx(r, x), convx(r, x + 1), 0);
 }
@@ -567,6 +565,8 @@ drawgraphs(void)
 	int i;
 	
 	color = display->black;
+	gymin = Inf(1);
+	gymax = Inf(-1);
 	for(i = 0; i < nfns; i++)
 		drawgraph(&fns[i], &screen->r);
 	if(!aflag)
-- 
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