minor improvements

[moebius2.git] / minimise.h

diff --git a/minimise.h b/minimise.h
index 74788d3fbe862b55e3ba4459adbf98dd58dd6685..4ac64a93ab88e9b5b6a0ea37cb612562d979c14b 100644 (file)
--- a/minimise.h
+++ b/minimise.h
@@ -9,11 +9,16 @@
 
 double compute_energy(const struct Vertices *vs);
 
-double graph_layout_cost(const Vertices v, const double vertex_areas[N]);
+double graph_layout_cost(const Vertices v);
 void graph_layout_prepare();
 
+void compute_vertex_areas(const Vertices vertices);
+void compute_edge_lengths(const Vertices vertices);
+extern double vertex_areas[N], vertex_mean_edge_lengths[N], edge_lengths[N][V6];
+
 double noncircular_rim_cost(const Vertices vertices);
 double edgewise_vertex_displacement_cost(const Vertices vertices);
+double edge_length_variation_cost(const Vertices vertices);
 
 extern const char *input_file, *output_file;
 extern char *output_file_tmp;