From: Rudolf Polzer <divverent@xonotic.org>
Date: Sat, 27 Jul 2013 09:44:26 +0000 (+0200)
Subject: fix div0
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=bd53a40cee4bd5fbcbaef6c7f9d9f8f2c8c4a687;p=xonotic%2Fdarkplaces.git

fix div0
---

diff --git a/cl_particles.c b/cl_particles.c
index 998f80cc..e2e9ca08 100644
--- a/cl_particles.c
+++ b/cl_particles.c
@@ -1496,6 +1496,8 @@ static void CL_NewParticlesFromEffectinfo(int effectnameindex, float pcount, con
 					continue;
 				if ((info->flags & PARTICLEEFFECT_NOTUNDERWATER) && underwater)
 					continue;
+
+				// if trailspacing is set, only ever use this effect as trail
 				if (info->trailspacing > 0 && !istrail)
 					continue;
 
@@ -1579,7 +1581,8 @@ static void CL_NewParticlesFromEffectinfo(int effectnameindex, float pcount, con
 					{
 						float cnt = info->countabsolute;
 						cnt += (pcount * info->countmultiplier) * cl_particles_quality.value;
-						cnt += (traillen / info->trailspacing) * cl_particles_quality.value;
+						if (info->trailspacing > 0)
+							cnt += (traillen / info->trailspacing) * cl_particles_quality.value;
 						cnt *= fade;
 						info->particleaccumulator += cnt;
 						trailstep = traillen / cnt;