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#ifndef ISL_AFF_PRIVATE_H
#define ISL_AFF_PRIVATE_H

#include <isl/aff.h>
#include <isl/vec.h>
#include <isl/mat.h>
#include <isl/local_space.h>
#include <isl_reordering.h>

/* ls represents the domain space.
 */
struct isl_aff {
        int ref;

        isl_local_space *ls;
        isl_vec         *v;
};

struct isl_pw_aff_piece {
        struct isl_set *set;
        struct isl_aff *aff;
};

struct isl_pw_aff {
        int ref;

        isl_space *dim;

        int n;

        size_t size;
        struct isl_pw_aff_piece p[1];
};

struct isl_pw_multi_aff_piece {
        isl_set *set;
        isl_multi_aff *maff;
};

struct isl_pw_multi_aff {
        int ref;

        isl_space *dim;

        int n;

        size_t size;
        struct isl_pw_multi_aff_piece p[1];
};

__isl_give isl_aff *isl_aff_alloc(__isl_take isl_local_space *ls);

__isl_give isl_aff *isl_aff_reset_space_and_domain(__isl_take isl_aff *aff,
        __isl_take isl_space *space, __isl_take isl_space *domain);
__isl_give isl_aff *isl_aff_reset_domain_space(__isl_take isl_aff *aff,
        __isl_take isl_space *dim);
__isl_give isl_aff *isl_aff_realign_domain(__isl_take isl_aff *aff,
        __isl_take isl_reordering *r);

__isl_give isl_aff *isl_aff_normalize(__isl_take isl_aff *aff);

__isl_give isl_aff *isl_aff_expand_divs( __isl_take isl_aff *aff,
        __isl_take isl_mat *div, int *exp);

__isl_give isl_pw_aff *isl_pw_aff_alloc_size(__isl_take isl_space *space,
        int n);
__isl_give isl_pw_aff *isl_pw_aff_reset_space(__isl_take isl_pw_aff *pwaff,
        __isl_take isl_space *dim);
__isl_give isl_pw_aff *isl_pw_aff_reset_domain_space(
        __isl_take isl_pw_aff *pwaff, __isl_take isl_space *space);
__isl_give isl_pw_aff *isl_pw_aff_add_disjoint(
        __isl_take isl_pw_aff *pwaff1, __isl_take isl_pw_aff *pwaff2);

__isl_give isl_pw_aff *isl_pw_aff_union_opt(__isl_take isl_pw_aff *pwaff1,
        __isl_take isl_pw_aff *pwaff2, int max);

#undef BASE
#define BASE aff

#include <isl_multi_templ.h>

__isl_give isl_multi_aff *isl_multi_aff_dup(__isl_keep isl_multi_aff *multi);
__isl_give isl_multi_aff *isl_multi_aff_align_params(
        __isl_take isl_multi_aff *multi, __isl_take isl_space *model);

__isl_give isl_pw_multi_aff *isl_pw_multi_aff_reset_domain_space(
        __isl_take isl_pw_multi_aff *pwmaff, __isl_take isl_space *space);
__isl_give isl_pw_multi_aff *isl_pw_multi_aff_reset_space(
        __isl_take isl_pw_multi_aff *pwmaff, __isl_take isl_space *space);
__isl_give isl_pw_multi_aff *isl_pw_multi_aff_add_disjoint(
        __isl_take isl_pw_multi_aff *pma1, __isl_take isl_pw_multi_aff *pma2);

__isl_give isl_pw_multi_aff *isl_pw_multi_aff_project_out(
        __isl_take isl_pw_multi_aff *pma,
        enum isl_dim_type type, unsigned first, unsigned n);

__isl_give isl_pw_multi_aff *isl_pw_multi_aff_substitute(
        __isl_take isl_pw_multi_aff *pma, enum isl_dim_type type, unsigned pos,
        __isl_keep isl_pw_aff *subs);

#endif