Ensure that the random generator respects the provided mean and standard deviation...

[simgrid.git] / src / include / surf / random_mgr.h

diff --git a/src/include/surf/random_mgr.h b/src/include/surf/random_mgr.h
index 6ef40d9..7e0d495 100644 (file)
--- a/src/include/surf/random_mgr.h
+++ b/src/include/surf/random_mgr.h
@@ -12,14 +12,18 @@ SG_BEGIN_DECL()
 typedef enum {NONE, DRAND48, RAND} Generator;
 
 typedef struct random_data_desc {
-  int max, min, mean, stdDeviation;
+  long int seed;
+  double max, min;
+  double mean, std; /* note: mean and standard deviation are normalized */
   Generator generator;
 } s_random_data_t, *random_data_t;
 
 XBT_PUBLIC_DATA(xbt_dict_t) random_data_list;
 
-XBT_PUBLIC(float) random_generate(random_data_t random);
-XBT_PUBLIC(random_data_t) random_new(int generator, int min, int max, int mean, int stdDeviation);
+XBT_PUBLIC(double) random_generate(random_data_t random);
+XBT_PUBLIC(random_data_t) random_new(Generator generator, long int seed, 
+                                    double min, double max, double mean, 
+                                    double stdDeviation);
 
 SG_END_DECL()