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authorMike Buland <eichlan@xagasoft.com>2012-05-04 18:44:53 +0000
committerMike Buland <eichlan@xagasoft.com>2012-05-04 18:44:53 +0000
commit55431ec82f1db436938125d9d6169aab79cbd3d3 (patch)
treeaf9c31eff2a44efacded45dca5bcb027ffbe743d /src/experimental/randombasic.cpp
parent3e3f79bc35d94fab81cb31e42d8699a7eee102a4 (diff)
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Two basic random number generators, Cmwc is supposed to be a pretty good one.
I need to get the base class and singleton interface in place.
Diffstat (limited to 'src/experimental/randombasic.cpp')
-rw-r--r--src/experimental/randombasic.cpp20
1 files changed, 18 insertions, 2 deletions
diff --git a/src/experimental/randombasic.cpp b/src/experimental/randombasic.cpp
index 03bf7fe..ac591be 100644
--- a/src/experimental/randombasic.cpp
+++ b/src/experimental/randombasic.cpp
@@ -8,8 +8,24 @@
8#include "bu/randombasic.h" 8#include "bu/randombasic.h"
9 9
10Bu::RandomBasic::RandomBasic() : 10Bu::RandomBasic::RandomBasic() :
11 c( 6364136223846793005 ), 11 a( 6364136223846793005 ),
12 m( 1442695040888963407 ) 12 c( 1442695040888963407 ),
13 x( 0 )
13{ 14{
14} 15}
15 16
17Bu::RandomBasic::~RandomBasic()
18{
19}
20
21void Bu::RandomBasic::seed( int32_t iSeed )
22{
23 c = iSeed;
24}
25
26int32_t Bu::RandomBasic::rand()
27{
28 x = (a*x + c);
29 return (int32_t)x;
30}
31