/*
 * at_least.h
 *
 *  Created on: 26/03/2017
 *      Author: Pedro
 */

#ifndef SRC_CONSTRAINTS_AT_LEAST_H_
#define SRC_CONSTRAINTS_AT_LEAST_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_at_least(unsigned int n, unsigned int *X_ids, unsigned int n_vs, unsigned int k);
unsigned int c_at_least_reif(unsigned int n, unsigned int *X_ids, unsigned int n_vs, unsigned int k, int reif_v_id);
bool at_least_check(constr *c, bool explored);

#if CS_AT_LEAST == 1
void at_least_prop( CL_INTS_MEM int *vs_per_c_idx, CL_INTS_MEM int *c_consts, 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_AT_LEAST == 1
void at_least_reif( CL_INTS_MEM int *vs_per_c_idx, CL_INTS_MEM int *c_consts, 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 at_least_prop_opposite( CL_INTS_MEM int *vs_per_c_idx, CL_INTS_MEM int *c_consts, 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);
#endif
void at_least_propagate( CL_INTS_MEM int *vs_per_c_idx, CL_INTS_MEM int *c_consts, 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

#endif /* SRC_CONSTRAINTS_AT_LEAST_H_ */