From 8c5077ee8805e81548b42f093a00f41afdcd4d54 Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Fri, 10 Mar 2023 18:01:17 +0000
Subject: [PATCH] Galaxies: fix edge coordinates in a diagnostic.

The coordinates in this 'Setting edge' message from the solver don't
match the coordinates of the edge that is actually set. No wonder the
solver output was confusing!
---
 galaxies.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/galaxies.c b/galaxies.c
index 73356fb..246438d 100644
--- a/galaxies.c
+++ b/galaxies.c
@@ -1857,7 +1857,7 @@ static int solver_lines_opposite_cb(game_state *state, space *edge, void *ctx)
         if (!(edge_opp->flags & F_EDGE_SET)) {
             solvep(("%*sSetting edge %d,%d as opposite %d,%d\n",
                    solver_recurse_depth*4, "",
-                   tile_opp->x-dx, tile_opp->y-dy, edge->x, edge->y));
+                   tile_opp->x+dx, tile_opp->y+dy, edge->x, edge->y));
             edge_opp->flags |= F_EDGE_SET;
             didsth = 1;
         }