* @brief LMM element
* Elements can be seen as glue between constraint objects and variable objects.
* Basically, each variable will have a set of elements, one for each constraint where it is involved.
- * Then, it is used to list all variables involved in constraint through constraint's element_set lists, or vice-versa list all constraints for a given variable.
+ * Then, it is used to list all variables involved in constraint through constraint's xxx_element_set lists, or vice-versa list all constraints for a given variable.
*/
typedef struct lmm_element {
/* hookup to constraint */
- s_xbt_swag_hookup_t element_set_hookup;
+ s_xbt_swag_hookup_t enabled_element_set_hookup;
+ s_xbt_swag_hookup_t disabled_element_set_hookup;
s_xbt_swag_hookup_t active_element_set_hookup;
lmm_constraint_t constraint;
* \li Enabled elements which variable's weight is non-zero. They are utilized in some LMM functions.
* \li Active elements which variable's weight is non-zero (i.e. it is enabled) AND its element value is non-zero. LMM_solve iterates over active elements during resolution, dynamically making them active or unactive.
*
- * Also note that we maintain element_set such that all enabled elements (i.e. var->weight>0) come before disabled elements.
*/
typedef struct lmm_constraint {
/* hookup to system */
s_xbt_swag_hookup_t modified_constraint_set_hookup;
s_xbt_swag_hookup_t saturated_constraint_set_hookup;
- //TODO we could split element_set in, say, enabled_element_set and disabled_element_set depending on var->weight
- //Could make code more readable and should not pose implementation issues (only lmm_print does not stop at the end of enabled elements
- s_xbt_swag_t element_set; /* a list of lmm_element_t */
+ s_xbt_swag_t enabled_element_set; /* a list of lmm_element_t */
+ s_xbt_swag_t disabled_element_set; /* a list of lmm_element_t */
s_xbt_swag_t active_element_set; /* a list of lmm_element_t */
double remaining;
double usage;
*
* @param sys A lmm system
*/
-XBT_PRIVATE void lmm_print(lmm_system_t sys);
+//XBT_PRIVATE void lmm_print(lmm_system_t sys);
extern XBT_PRIVATE double (*func_f_def) (lmm_variable_t, double);
extern XBT_PRIVATE double (*func_fp_def) (lmm_variable_t, double);