From 19935cfa55cc279f6c019f8e792a2f2da6588112 Mon Sep 17 00:00:00 2001
From: pouillot <pouillot@30fe4595-0a0c-4342-8851-515496e4dcbd>
Date: Sun, 21 Nov 2010 14:42:11 +0000
Subject: [PATCH] Initialize the random generator only once, in tgf::gfInit

git-svn-id: https://svn.code.sf.net/p/speed-dreams/code/trunk@3137 30fe4595-0a0c-4342-8851-515496e4dcbd

Former-commit-id: dac252be1bcf1b826d1ca0ceca4a4f8789740bb6
Former-commit-id: eb861a6d560f2342905cce2ca1f014c5923fc9c0
---
 src/libs/learning/Distribution.cpp       | 2 +-
 src/libs/raceengineclient/racecareer.cpp | 2 +-
 src/libs/tgf/tgf.cpp                     | 3 +++
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/libs/learning/Distribution.cpp b/src/libs/learning/Distribution.cpp
index eaa0fa56..beb756f3 100644
--- a/src/libs/learning/Distribution.cpp
+++ b/src/libs/learning/Distribution.cpp
@@ -21,7 +21,7 @@ static const float PI = 3.1415927f;
 
 void setRandomSeed(unsigned int seed)
 {
-	srand(seed);
+	//srand(seed); // Already done in tgf::gfInit (needed only once in the process life time)
 }
 
 real urandom()
diff --git a/src/libs/raceengineclient/racecareer.cpp b/src/libs/raceengineclient/racecareer.cpp
index fd0da95e..e02e342a 100644
--- a/src/libs/raceengineclient/racecareer.cpp
+++ b/src/libs/raceengineclient/racecareer.cpp
@@ -501,7 +501,7 @@ void ReCareerNew()
 
 	t = time(NULL);
 	stm = localtime(&t);
-	srand((unsigned int)t);
+	//srand((unsigned int)t); // Already done in tgf::gfInit (needed only once in the process life time)
 	snprintf( buf, 1024, "%sresults/%s/%%s-%4d-%02d-%02d-%02d-%02d%%s%%s%%s.xml%%s", GetLocalDir(), ReInfo->_reFilename,
 	          stm->tm_year + 1900, stm->tm_mon + 1, stm->tm_mday, stm->tm_hour, stm->tm_min );
 	filename = strdup(buf); //Makes it possible to reuse buf
diff --git a/src/libs/tgf/tgf.cpp b/src/libs/tgf/tgf.cpp
index 02973727..f82d5fc2 100644
--- a/src/libs/tgf/tgf.cpp
+++ b/src/libs/tgf/tgf.cpp
@@ -441,6 +441,9 @@ void GfInit(void)
 	gfOsInit();
 	gfParamInit();
 
+	// Initialize random generator.
+	srand((unsigned)time(NULL));
+	
 	// Initialize SDL subsystems usefull for TGF.
 	if (SDL_Init(SDL_INIT_TIMER) < 0)
 		GfLogFatal("Couldn't initialize SDL(timer) (%s)\n", SDL_GetError());