From 36f3a0cf7bee11344b53ba0f38b374bbd68fb912 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Sun, 3 Oct 2021 18:06:39 +0200
Subject: [PATCH] ray:: do not switch if no sample

---
 raycaster.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/raycaster.cpp b/raycaster.cpp
index 244da845..504bbd0b 100644
--- a/raycaster.cpp
+++ b/raycaster.cpp
@@ -1997,8 +1997,8 @@ struct raycast_map {
     for(auto& p: sa) {
       int id = p.first;
       cell *c = p.second;
-      intra::may_switch_to(c);
       if(!c) continue;
+      intra::may_switch_to(c);
       for(int j=0; j<c->type; j++)
         ms[id+j] = protect_prod(currentmap->ray_iadj(c, j));
       if(WDIM == 2) for(int a: {0, 1}) {