From 55905845f3eeb3756f532484f1fd313b0ab2ca2a Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Sun, 25 Nov 2012 23:38:14 -0500
Subject: devdraw: add forcedpi toggled by Fn+F3 on Mac

R=rsc
http://codereview.appspot.com/6846104
---
 src/cmd/devdraw/devdraw.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/cmd/devdraw/devdraw.c')

diff --git a/src/cmd/devdraw/devdraw.c b/src/cmd/devdraw/devdraw.c
index 3fabd34e..2e3fd7a0 100644
--- a/src/cmd/devdraw/devdraw.c
+++ b/src/cmd/devdraw/devdraw.c
@@ -11,6 +11,7 @@
 #include "devdraw.h"
 
 extern void _flushmemscreen(Rectangle);
+int forcedpi = 0;
 int displaydpi = 100;
 
 #define NHASH (1<<5)
@@ -1101,7 +1102,10 @@ _drawmsgwrite(void *v, int n)
 					err = "unknown query";
 					goto error;
 				case 'd':	/* dpi */
-					fmtprint(&fmt, "%11d ", displaydpi);
+					if(forcedpi)
+						fmtprint(&fmt, "%11d ", forcedpi);
+					else
+						fmtprint(&fmt, "%11d ", displaydpi);
 					break;
 				}
 			}
-- 
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