From 1498ce667de972f251b22cdbbd83d1e0c215ae4f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Kr=C3=BCger?= <matthias.krueger@famsik.de>
Date: Mon, 13 Mar 2017 10:58:35 +0100
Subject: [PATCH] q3map2: don't store lightmap if the last bounce computation
 ran empty.

---
 tools/quake3/q3map2/light.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/quake3/q3map2/light.c b/tools/quake3/q3map2/light.c
index 2af9ac49..03f17ed2 100644
--- a/tools/quake3/q3map2/light.c
+++ b/tools/quake3/q3map2/light.c
@@ -1772,7 +1772,7 @@ void LightWorld( void ){
 		SetupEnvelopes( qfalse, fastbounce );
 		if ( numLights == 0 ) {
 			Sys_Printf( "No diffuse light to calculate, ending radiosity.\n" );
-			break;
+			return;
 		}
 
 		/* add to lightgrid */
@@ -1813,6 +1813,9 @@ void LightWorld( void ){
 		bounce--;
 		b++;
 	}
+	/* ydnar: store off lightmaps */
+	StoreSurfaceLightmaps();
+
 }
 
 
@@ -2301,9 +2304,6 @@ int LightMain( int argc, char **argv ){
 	/* light the world */
 	LightWorld();
 
-	/* ydnar: store off lightmaps */
-	StoreSurfaceLightmaps();
-
 	/* write out the bsp */
 	UnparseEntities();
 	Sys_Printf( "Writing %s\n", source );