From a25ed3c80768fc2c85bdb7cc2d5781080ab62f40 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@zdoom.fake>
Date: Mon, 15 Sep 2014 12:15:19 +0200
Subject: [PATCH] - fixed: inverted rendering for fuzzy things with light
 powerup was switched off due to change of render style.

---
 src/gl/scene/gl_sprite.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gl/scene/gl_sprite.cpp b/src/gl/scene/gl_sprite.cpp
index 5d8995a34..833bc2f4e 100644
--- a/src/gl/scene/gl_sprite.cpp
+++ b/src/gl/scene/gl_sprite.cpp
@@ -808,7 +808,9 @@ void GLSprite::Process(AActor* thing,sector_t * sector)
 		{
 			// enhanced vision makes them more visible!
 			trans=0.5f;
+			FRenderStyle rs = RenderStyle;
 			RenderStyle = STYLE_Translucent;
+			RenderStyle.Flags = rs.Flags;	// Flags must be preserved, at this point it can only be STYLEF_InvertSource
 		}
 		else if (thing->flags & MF_STEALTH)	
 		{