From 4314729ddef28cb619ce97d50f0968ca24c93803 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Wed, 14 Apr 2004 19:54:10 +0000
Subject: Add graph, plot

---
 src/cmd/plot/libplot/sbox.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/cmd/plot/libplot/sbox.c

(limited to 'src/cmd/plot/libplot/sbox.c')

diff --git a/src/cmd/plot/libplot/sbox.c b/src/cmd/plot/libplot/sbox.c
new file mode 100644
index 00000000..479790b9
--- /dev/null
+++ b/src/cmd/plot/libplot/sbox.c
@@ -0,0 +1,13 @@
+#include "mplot.h"
+void sbox(double xx0, double yy0, double xx1, double yy1){
+	int x0=SCX(xx0), y0=SCY(yy0), x1=SCX(xx1), y1=SCY(yy1);
+	int t;
+	if(x1<x0){ t=x0; x0=x1; x1=t; }
+	if(y1<y0){ t=y0; y0=y1; y1=t; }
+	if(x0<clipminx) x0=clipminx;
+	if(y0<clipminy) y0=clipminy;
+	if(x1>clipmaxx) x1=clipmaxx;
+	if(y1>clipmaxy) y1=clipmaxy;
+	if(x1<x0 || y1<y0) return;
+	m_clrwin(x0, y0, x1, y1, e1->backgr);
+}
-- 
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