From 0b0ad4abe36caf6ab3a32cbb6700cba2a979ff1b Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Wed, 8 May 2024 21:16:47 +0200
Subject: [PATCH] made bfs in 3D always know nearby cells even if gmatrix not
 known

---
 environment.cpp | 2 +-
 reg3.cpp        | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/environment.cpp b/environment.cpp
index 56e7cf95..d2142896 100644
--- a/environment.cpp
+++ b/environment.cpp
@@ -368,7 +368,7 @@ EX void bfs() {
         c2->wall = waSea;
       
       if(c2 && signed(c2->cpdist) > d+1) {
-        if(WDIM == 3 && !gmatrix.count(c2)) {
+        if(WDIM == 3 && (d > 2 && !gmatrix.count(c2))) {
           if(!first7) first7 = qb;
           continue;
           }
diff --git a/reg3.cpp b/reg3.cpp
index 6faa2af6..2db0393c 100644
--- a/reg3.cpp
+++ b/reg3.cpp
@@ -2585,7 +2585,7 @@ int celldistance_534(cell *c1, cell *c2) {
 
   vector<cell*> s1 = {c1};
   vector<cell*> s2 = {c2};
-  int best = 99999999;
+  int best = DISTANCE_UNKNOWN;
   int d0 = 0;
 
   auto go_nearer = [&] (vector<cell*>& v, int& d) {