2 * Routines used for minimisation (only)
10 double compute_energy(const struct Vertices *vs);
11 void energy_init(void);
13 double graph_layout_cost(const Vertices v);
14 void graph_layout_prepare();
16 void compute_vertex_areas(const Vertices vertices);
17 void compute_edge_lengths(const Vertices vertices);
18 extern double vertex_areas[N], vertex_mean_edge_lengths[N], edge_lengths[N][V6];
20 extern double density;
22 double line_bending_adjcost(const Vertices vertices);
23 double noncircular_rim_cost(const Vertices vertices);
24 double edge_length_variation_cost(const Vertices vertices);
25 double rim_proximity_cost(const Vertices vertices);
27 extern const char *input_file, *output_file;
28 extern char *output_file_tmp;
30 enum printing_instance { pr_cost, pr_size, pr__max };
31 int printing_check(enum printing_instance, int indent);