Debuging surf Reno and Vegas with lagrange optimization approach

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

diff --git a/src/include/surf/maxmin.h b/src/include/surf/maxmin.h
index 81a1a3e..7ba136b 100644 (file)
--- a/src/include/surf/maxmin.h
+++ b/src/include/surf/maxmin.h
@@ -10,10 +10,17 @@
 
 #include "xbt/misc.h"
 #include "portable.h" 
+
+#define MAXMIN_PRECISION 0.00001
 static XBT_INLINE void double_update(double *variable, double value) 
 {
   *variable -= value;
-  if(*variable< 0.00001) *variable = 0.0;
+  if(*variable< MAXMIN_PRECISION) *variable = 0.0;
+}
+
+static XBT_INLINE int double_positive(double value) 
+{
+  return (value>MAXMIN_PRECISION);
 }
 
 typedef struct lmm_variable *lmm_variable_t;