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igraph/ext/cIGraph_direction.c

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  1. #include "igraph.h"

  2. #include "ruby.h"

  3. #include "cIGraph.h"

  4. 

  5. /* call-seq:

  6.  *   graph.to_directed(mode)

  7.  *

  8.  * Converts the graph to a directed graph. 

  9.  */

  10. VALUE cIGraph_to_directed(VALUE self, VALUE mode){

  11. 

  12.   igraph_t *graph;

  13.   igraph_neimode_t pmode = NUM2INT(mode);

  14.   int ret;

  15. 

  16.   Data_Get_Struct(self, igraph_t, graph);

  17.   IGRAPH_CHECK(ret = igraph_to_directed(graph,pmode));

  18. 

  19.   return INT2NUM(ret);

  20. 

  21. }

  22. 

  23. /* call-seq:

  24.  *   graph.to_undirected(mode)

  25.  *

  26.  * Converts the graph to a directed graph. 

  27.  */

  28. VALUE cIGraph_to_undirected(VALUE self, VALUE mode){

  29. 

  30.   igraph_t *graph;

  31.   igraph_neimode_t pmode = NUM2INT(mode);

  32.   int ret;

  33. 

  34.   Data_Get_Struct(self, igraph_t, graph);

  35.   IGRAPH_CHECK(ret = igraph_to_undirected(graph,pmode));

  36. 

  37.   return INT2NUM(ret);

  38. 

  39. }