From b4ff911fa357dd4a3572ff55373f8ddcd3f6f5ad Mon Sep 17 00:00:00 2001
From: Jaklyy <102590697+Jaklyy@users.noreply.github.com>
Date: Tue, 7 Nov 2023 15:22:25 -0500
Subject: [PATCH] Fix regression caused by change to front face polygon culling
 (#1820)

* fix regression with facing view

Only the check for a polygon being counter-clockwise is supposed to be <=

* only use dot < 0 for 'cull front face' polygons

this is the fix.
---
 src/GPU3D.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/GPU3D.cpp b/src/GPU3D.cpp
index 718c6418..55d6de73 100644
--- a/src/GPU3D.cpp
+++ b/src/GPU3D.cpp
@@ -1070,7 +1070,7 @@ void SubmitPolygon()
 
     bool facingview = (dot <= 0);
 
-    if (facingview)
+    if (dot < 0)
     {
         if (!(CurPolygonAttr & (1<<7)))
         {