From 578beeff152ab8a806e7c1ee6adb22aa3d5aa4a7 Mon Sep 17 00:00:00 2001
From: Stan Seibert <stan@mtrr.org>
Date: Sat, 20 Aug 2011 16:27:18 -0400
Subject: Assign base RNG seed when none is given in G4ParallelGenerator.

---
 generator/photon.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'generator/photon.py')

diff --git a/generator/photon.py b/generator/photon.py
index 00f366d..e656428 100644
--- a/generator/photon.py
+++ b/generator/photon.py
@@ -61,6 +61,8 @@ def socket_iterator(nelements, socket):
 class G4ParallelGenerator(object):
     def __init__(self, nprocesses, material, base_seed=None):
         self.material = material
+        if base_seed is None:
+            base_seed = np.random.randint(100000000)
         base_address = 'ipc:///tmp/chroma_'+str(uuid.uuid4())
         self.vertex_address = base_address + '.vertex'
         self.photon_address = base_address + '.photon'
-- 
cgit