function to get the weight of a constraint of a lmm variable

diff --git a/src/include/surf/maxmin.h b/src/include/surf/maxmin.h
index 5ebf9da..ba06c74 100644 (file)
--- a/src/include/surf/maxmin.h
+++ b/src/include/surf/maxmin.h
@@ -59,6 +59,8 @@ void lmm_elem_set_value(lmm_system_t sys, lmm_constraint_t cnst,
 
 lmm_constraint_t lmm_get_cnst_from_var(lmm_system_t sys,
                                        lmm_variable_t var, int num);
+double lmm_get_cnst_weight_from_var(lmm_system_t sys, lmm_variable_t var,
+                                    int num);
 int lmm_get_number_of_cnst_from_var(lmm_system_t sys, lmm_variable_t var);
 lmm_variable_t lmm_get_var_from_cnst(lmm_system_t sys,
                                      lmm_constraint_t cnst,

diff --git a/src/surf/maxmin.c b/src/surf/maxmin.c
index 9f42545..349093c 100644 (file)
--- a/src/surf/maxmin.c
+++ b/src/surf/maxmin.c
@@ -320,6 +320,16 @@ XBT_INLINE lmm_constraint_t lmm_get_cnst_from_var(lmm_system_t sys,
     return NULL;
 }
 
+XBT_INLINE double lmm_get_cnst_weight_from_var(lmm_system_t sys,
+                                                         lmm_variable_t var,
+                                                         int num)
+{
+  if (num < var->cnsts_number)
+    return (var->cnsts[num].value);
+  else
+    return 0.0;
+}
+
 XBT_INLINE int lmm_get_number_of_cnst_from_var(lmm_system_t sys,
                                                lmm_variable_t var)
 {