Changeset 4857 for trunk/psLib/src/math/psRandom.h

Timestamp:

Aug 23, 2005, 1:23:05 PM (21 years ago)

Author:

gusciora

Message:

Eliminated gsl calls in psFunctions.c.

File:

• trunk/psLib/src/math/psRandom.h (modified) (3 diffs)

trunk/psLib/src/math/psRandom.h

@@ -10 +10 @@
 *  @author GLG, MHPCC
 *
-*  @version $Revision: 1.6 $ $Name: not supported by cvs2svn $
-*  @date $Date: 2005-06-21 03:01:37 $
+*  @version $Revision: 1.7 $ $Name: not supported by cvs2svn $
+*  @date $Date: 2005-08-23 23:23:05 $
 *
 *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -47 +47 @@
 }
 psRandom;
+
+psU64 p_psRandomGetSystemSeed();
 
 /** Allocates a psRandom struct.
@@ -84 +86 @@
 );
 
+/** Random number generator based on a Gaussian deviate, N(0,1).
+ *  Uses gsl_ran_gaussian.
+ *  
+ *  XXX: I created this since the above psLib spec for p_psRandomGaussian
+ *  had no argument for sigma.  Verify that with IfA.
+ *  
+ *  @return double:     Random number.
+ */
+double p_psRandomGaussian(
+    const psRandom *r,                  ///< psRandom struct for RNG
+    double sigma
+);
+
 /** Random number generator based on a Poisson distribution with the given mean.
  *  Uses gsl_ran_poisson.