From 8141fbd692a6fbd2e65094cc20db2859475f861c Mon Sep 17 00:00:00 2001
From: terminx <terminx@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Tue, 25 Jun 2019 11:28:18 +0000
Subject: [PATCH] Fix alpha blending bug when switching from Polymost to
 software mode

git-svn-id: https://svn.eduke32.com/eduke32@7696 1a8010ca-5511-0410-912e-c29ae57300e0
---
 source/build/src/engine.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/build/src/engine.cpp b/source/build/src/engine.cpp
index edeadf667..8b3cf7674 100644
--- a/source/build/src/engine.cpp
+++ b/source/build/src/engine.cpp
@@ -12435,7 +12435,11 @@ int32_t videoSetRenderMode(int32_t renderer)
 
 #ifdef USE_OPENGL
     if (bpp == 8)
+    {
+        glDisable(GL_BLEND);
+        glDisable(GL_ALPHA_TEST);
         renderer = REND_CLASSIC;
+    }
 # ifdef POLYMER
     else
         renderer = clamp(renderer, REND_POLYMOST, REND_POLYMER);