/*
 * sum_prod.h
 *
 *  Created on: 14/03/2017

 *      Author: pedro

 */

#ifndef SRC_CONSTRAINTS_SUM_PROD_H_
#define SRC_CONSTRAINTS_SUM_PROD_H_

#include <stdbool.h>
#include <sys/types.h>

#include "../config.h"
#include "../constraints.h"
#include "../kernels/cl_aux_functions.h"
#include "../kernels/cl_constraints.h"
#include "../kernels/cl_ttl.h"

unsigned int c_sum_prod(unsigned int* X_ids, unsigned int* Y_ids, unsigned int n_vs, unsigned int k);
unsigned int c_sum_prod_reif(unsigned int* X_ids, unsigned int* Y_ids, unsigned int n_vs, unsigned int k, int reif_v_id);

bool sum_prod_check(constr* c, bool explored);

#if CS_SUM_PROD == 1
void sum_prod_prop(CL_INTS_MEM int* vs_per_c_idx, CL_MEMORY VARS_PROP* vs_prop_, CL_CS_MEM cl_constr* current_cs, CL_MEMORY unsigned short* vs_id_to_prop_,

		bool* prop_ok CS_IGNORE_FUNC TTL_CTR);

#if CS_R_SUM_PROD == 1

void sum_prod_reif( CL_INTS_MEM int* vs_per_c_idx, CL_MEMORY VARS_PROP* vs_prop_, CL_CS_MEM cl_constr* current_cs, CL_MEMORY unsigned short* vs_id_to_prop_

		CS_IGNORE_FUNC TTL_CTR);

void sum_prod_prop_opposite(CL_INTS_MEM int* vs_per_c_idx, CL_MEMORY VARS_PROP* vs_prop_, CL_CS_MEM cl_constr* current_cs, bool* prop_ok TTL_CTR);

#endif
void sum_prod_propagate(CL_INTS_MEM int* vs_per_c_idx, CL_MEMORY VARS_PROP* vs_prop_, CL_CS_MEM cl_constr* current_cs, CL_MEMORY unsigned short* vs_id_to_prop_,

		bool* prop_ok PROPAGATED_FUNC CS_IGNORE_FUNC TTL_CTR);
#endif