From: Simon Tatham <anakin@pobox.com>
Date: Wed, 12 May 2004 18:54:16 +0000 (+0000)
Subject: Fix `visible' calculation (again).
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=ba076fbdb26149d39e076e161ace330149e71b30;p=sgt-puzzles.git

Fix `visible' calculation (again).

[originally from svn r4223]
---

diff --git a/rect.c b/rect.c
index 66796f2..dcd8ef7 100644
--- a/rect.c
+++ b/rect.c
@@ -1306,12 +1306,12 @@ void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
 
 	    if (HRANGE(state,x,y))
                 c |= index(state,hedge,x,y);
-	    if (HRANGE(state,x+1,y))
-		c |= index(state,hedge,x+1,y) << 2;
+	    if (HRANGE(state,x,y+1))
+		c |= index(state,hedge,x,y+1) << 2;
 	    if (VRANGE(state,x,y))
 		c |= index(state,vedge,x,y) << 4;
-	    if (VRANGE(state,x,y+1))
-		c |= index(state,vedge,x,y+1) << 6;
+	    if (VRANGE(state,x+1,y))
+		c |= index(state,vedge,x+1,y) << 6;
 	    c |= index(state,corners,x,y) << 8;
 	    if (x+1 < state->w)
 		c |= index(state,corners,x+1,y) << 10;