From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Fri, 14 Jan 2005 23:39:47 +0000 (+0000)
Subject: fixed a crash with lights that have no clusters (a light outside the level) by alloca... 
X-Git-Tag: xonotic-v0.1.0preview~5216
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=75ed014650cc6c57abc48b854fb60f78bc249eab;p=xonotic%2Fdarkplaces.git

fixed a crash with lights that have no clusters (a light outside the level) by allocating the clusterpvs even if there are no clusters


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4933 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/r_shadow.c b/r_shadow.c
index fde1b98e..fab1295b 100644
--- a/r_shadow.c
+++ b/r_shadow.c
@@ -2230,12 +2230,12 @@ void R_RTLight_Compile(rtlight_t *rtlight)
 		R_Shadow_EnlargeClusterBuffer(model->brush.num_pvsclusters);
 		R_Shadow_EnlargeSurfaceBuffer(model->nummodelsurfaces); 
 		model->GetLightInfo(ent, rtlight->shadoworigin, rtlight->radius, rtlight->cullmins, rtlight->cullmaxs, r_shadow_buffer_clusterlist, r_shadow_buffer_clusterpvs, &numclusters, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces);
+		rtlight->static_numclusterpvsbytes = (model->brush.num_pvsclusters + 7) >> 3;
+		rtlight->static_clusterpvs = Mem_Alloc(r_shadow_mempool, rtlight->static_numclusterpvsbytes);
 		if (numclusters)
 		{
 			rtlight->static_numclusters = numclusters;
-			rtlight->static_numclusterpvsbytes = (model->brush.num_pvsclusters + 7) >> 3;
 			rtlight->static_clusterlist = Mem_Alloc(r_shadow_mempool, rtlight->static_numclusters * sizeof(*rtlight->static_clusterlist));
-			rtlight->static_clusterpvs = Mem_Alloc(r_shadow_mempool, rtlight->static_numclusterpvsbytes);
 			memcpy(rtlight->static_clusterlist, r_shadow_buffer_clusterlist, rtlight->static_numclusters * sizeof(*rtlight->static_clusterlist));
 			memcpy(rtlight->static_clusterpvs, r_shadow_buffer_clusterpvs, rtlight->static_numclusterpvsbytes);
 		}