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72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
#ifndef ISL_VERTICES_PRIVATE_H
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#define ISL_VERTICES_PRIVATE_H
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#include <isl/set.h>
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#include <isl/vertices.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct isl_morph;
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/* A parametric vertex. "vertex" contains the actual description
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* of the vertex as a singleton parametric set. "dom" is the projection
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* of "vertex" onto the parameter space, i.e., the activity domain
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* of the vertex.
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* During the construction of vertices and chambers, the activity domain
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* of every parametric vertex is full-dimensional.
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*/
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struct isl_vertex {
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isl_basic_set *dom;
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isl_basic_set *vertex;
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};
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/* A chamber in the chamber decomposition. The indices of the "n_vertices"
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* active vertices are stored in "vertices".
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*/
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struct isl_chamber {
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int n_vertices;
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int *vertices;
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isl_basic_set *dom;
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};
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struct isl_vertices {
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int ref;
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/* The rational basic set spanned by the vertices. */
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isl_basic_set *bset;
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int n_vertices;
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struct isl_vertex *v;
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int n_chambers;
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struct isl_chamber *c;
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};
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struct isl_cell {
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int n_vertices;
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int *ids;
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isl_vertices *vertices;
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isl_basic_set *dom;
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};
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struct isl_external_vertex {
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isl_vertices *vertices;
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int id;
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};
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isl_stat isl_vertices_foreach_disjoint_cell(__isl_keep isl_vertices *vertices,
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isl_stat (*fn)(__isl_take isl_cell *cell, void *user), void *user);
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isl_stat isl_cell_foreach_simplex(__isl_take isl_cell *cell,
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isl_stat (*fn)(__isl_take isl_cell *simplex, void *user), void *user);
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__isl_give isl_vertices *isl_morph_vertices(__isl_take struct isl_morph *morph,
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__isl_take isl_vertices *vertices);
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#if defined(__cplusplus)
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}
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#endif
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#endif
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