From b95549c0ae2fe0194cce79089b829394e18b7a62 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Tue, 5 Aug 2025 09:09:49 +0200
Subject: [PATCH] projective_to_space wa using pconf.alpha instead of alpha

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

diff --git a/hypgraph.cpp b/hypgraph.cpp
index 50b9eefb..52c5ff8c 100644
--- a/hypgraph.cpp
+++ b/hypgraph.cpp
@@ -63,7 +63,7 @@ EX hyperpoint perspective_to_space(hyperpoint h, ld alpha IS(pconf.alpha), eGeom
   B /= A; C /= A;
   
   ld rootsign = 1;
-  if(gc == gcSphere && pconf.alpha > 1) rootsign = -1;
+  if(gc == gcSphere && alpha > 1) rootsign = -1;
   
   ld hz = B / 2 + rootsign * sqrt(C + B*B/4);