From e1334495e1a5746efd62717988f9e6aa7cedb423 Mon Sep 17 00:00:00 2001
From: Lee Salzman <lsalzman@gmail.com>
Date: Mon, 13 Oct 2008 06:30:18 +0000
Subject: [PATCH] properly seed the pseudo-random number generator

git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@2994 e016b1c5-ed68-44aa-a2f7-31cac88cffde
---
 source/src/server.cpp     | 2 ++
 source/src/tools.h        | 2 --
 source/src/worldlight.cpp | 4 ----
 3 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/source/src/server.cpp b/source/src/server.cpp
index cda3bcbe..6d90dd11 100644
--- a/source/src/server.cpp
+++ b/source/src/server.cpp
@@ -3288,6 +3288,8 @@ void localconnect()
 
 void initserver(bool dedicated, int uprate, const char *sdesc, const char *sdesc_pre, const char *sdesc_suf, const char *ip, int serverport, const char *master, const char *passwd, int maxcl, const char *maprot, const char *adminpwd, const char *pwdfile, const char *blfile, const char *srvmsg, int scthreshold)
 {
+    srand(time(NULL));
+
     if(serverport<=0) serverport = CUBE_DEFAULT_SERVER_PORT;
     if(passwd) s_strcpy(serverpassword, passwd);
     maxclients = maxcl > 0 ? min(maxcl, MAXCLIENTS) : DEFAULTCLIENTS;
diff --git a/source/src/tools.h b/source/src/tools.h
index 364c13ee..c6d26a4c 100644
--- a/source/src/tools.h
+++ b/source/src/tools.h
@@ -59,8 +59,6 @@ static inline float round(float x) { return floor(x + 0.5f); }
 
 #define clamp(a,b,c) (max(b, min(a, c)))
 #define rnd(max) (rand()%(max))
-#define rndreset() (srand(1))
-#define rndtime() { loopi(lastmillis&0xF) rnd(i+1); }
 #define detrnd(s, x) ((int)(((((uint)(s))*1103515245+12345)>>16)%(x)))
 
 #define loop(v,m) for(int v = 0; v<int(m); v++)
diff --git a/source/src/worldlight.cpp b/source/src/worldlight.cpp
index 43d0089b..099933c0 100644
--- a/source/src/worldlight.cpp
+++ b/source/src/worldlight.cpp
@@ -117,14 +117,10 @@ void calclightsource(const persistent_entity &l, float fade = 1, bool flicker =
     int sy = l.y-reach;
     int ey = l.y+reach;
     
-    rndreset();
-    
     const float s = 0.8f;
 
     for(float sx2 = (float)sx; sx2<=ex; sx2+=s*2) { lightray(sx2, (float)sy, l, fade, flicker); lightray(sx2, (float)ey, l, fade, flicker); }
     for(float sy2 = sy+s; sy2<=ey-s; sy2+=s*2)    { lightray((float)sx, sy2, l, fade, flicker); lightray((float)ex, sy2, l, fade, flicker); }
-    
-    rndtime();
 }
 
 void postlightarea(const block &a)    // median filter, smooths out random noise in light and makes it more mipable