From 374f66bb42a23d47582d9eca1ae631b8d1da3f92 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Kr=C3=BCger?= <matthias.krueger@famsik.de>
Date: Thu, 3 Sep 2015 02:29:27 +0200
Subject: [PATCH] q3map2: don't store lightmap if the last bounce computation
 ran empty.

---
 tools/quake3/q3map2/light.cpp | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tools/quake3/q3map2/light.cpp b/tools/quake3/q3map2/light.cpp
index 98ece513..6d8a4517 100644
--- a/tools/quake3/q3map2/light.cpp
+++ b/tools/quake3/q3map2/light.cpp
@@ -1939,7 +1939,7 @@ static void LightWorld( bool fastAllocate ){
 		SetupEnvelopes( false, fastbounce );
 		if ( lights.empty() ) {
 			Sys_Printf( "No diffuse light to calculate, ending radiosity.\n" );
-			break;
+			return;
 		}
 
 		/* add to lightgrid */
@@ -1982,6 +1982,8 @@ static void LightWorld( bool fastAllocate ){
 		bounce--;
 		b++;
 	}
+	/* ydnar: store off lightmaps */
+	StoreSurfaceLightmaps( fastAllocate );
 }
 
 
@@ -2814,9 +2816,6 @@ int LightMain( Args& args ){
 	/* light the world */
 	LightWorld( fastAllocate );
 
-	/* ydnar: store off lightmaps */
-	StoreSurfaceLightmaps( fastAllocate );
-
 	/* write out the bsp */
 	UnparseEntities();
 	Sys_Printf( "Writing %s\n", source );