CMR  1.3.0
graphic.h
Go to the documentation of this file.
1 #ifndef CMR_GRAPHIC_H
2 #define CMR_GRAPHIC_H
3 
17 #include <cmr/env.h>
18 #include <cmr/element.h>
19 #include <cmr/matrix.h>
20 #include <cmr/graph.h>
21 
22 #include <stdio.h>
23 #include <stdint.h>
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
33 typedef struct
34 {
35  uint32_t totalCount;
36  double totalTime;
37  uint32_t checkCount;
38  double checkTime;
39  uint32_t applyCount;
40  double applyTime;
41  uint32_t transposeCount;
42  double transposeTime;
44 
49 CMR_EXPORT
52 );
53 
58 CMR_EXPORT
60  FILE* stream,
61  CMR_GRAPHIC_STATISTICS* stats,
62  const char* prefix
63 );
64 
78 CMR_EXPORT
80  CMR* cmr,
81  CMR_GRAPH* graph,
82  CMR_CHRMAT** pmatrix,
83  CMR_CHRMAT** ptranspose,
84  int numForestEdges,
85  CMR_GRAPH_EDGE* forestEdges,
86  int numCoforestEdges,
87  CMR_GRAPH_EDGE* coforestEdges,
88  bool* pisCorrectForest
90 );
91 
111 CMR_EXPORT
113  CMR* cmr,
114  CMR_CHRMAT* matrix,
115  bool* pisGraphic,
116  CMR_GRAPH** pgraph,
117  CMR_GRAPH_EDGE** pforestEdges,
119  CMR_GRAPH_EDGE** pcoforestEdges,
121  CMR_SUBMAT** psubmatrix,
123  CMR_GRAPHIC_STATISTICS* stats,
124  double timeLimit
125 );
126 
142 CMR_EXPORT
144  CMR* cmr,
145  CMR_CHRMAT* matrix,
146  bool* pisCographic,
147  CMR_GRAPH** pgraph,
148  CMR_GRAPH_EDGE** pforestEdges,
150  CMR_GRAPH_EDGE** pcoforestEdges,
152  CMR_SUBMAT** psubmatrix,
154  CMR_GRAPHIC_STATISTICS* stats,
155  double timeLimit
156 );
157 
166 CMR_EXPORT
168  CMR* cmr,
169  CMR_CHRMAT* transpose,
170  size_t* orderedColumns,
171  CMR_SUBMAT** psubmatrix
172 );
173 
174 #ifdef __cplusplus
175 }
176 #endif
177 
178 #endif /* CMR_GRAPHIC_H */
Functionality for the row and column elements of a matrix.
Basic functionality of the software library.
CMR_ERROR
Type for return codes of library functions.
Definition: env.h:32
Functionality for graphs.
CMR_EXPORT CMR_ERROR CMRgraphicStatsPrint(FILE *stream, CMR_GRAPHIC_STATISTICS *stats, const char *prefix)
Prints statistics for graphicness computations.
Definition: graphic.c:45
CMR_EXPORT CMR_ERROR CMRgraphicStatsInit(CMR_GRAPHIC_STATISTICS *stats)
Initializes all statistics for graphicness computations.
Definition: graphic.c:29
CMR_EXPORT CMR_ERROR CMRgraphicTestTranspose(CMR *cmr, CMR_CHRMAT *matrix, bool *pisCographic, CMR_GRAPH **pgraph, CMR_GRAPH_EDGE **pforestEdges, CMR_GRAPH_EDGE **pcoforestEdges, CMR_SUBMAT **psubmatrix, CMR_GRAPHIC_STATISTICS *stats, double timeLimit)
Tests a matrix for being a cographic matrix.
Definition: graphic.c:5448
CMR_EXPORT CMR_ERROR CMRgraphicTestMatrix(CMR *cmr, CMR_CHRMAT *matrix, bool *pisGraphic, CMR_GRAPH **pgraph, CMR_GRAPH_EDGE **pforestEdges, CMR_GRAPH_EDGE **pcoforestEdges, CMR_SUBMAT **psubmatrix, CMR_GRAPHIC_STATISTICS *stats, double timeLimit)
Tests a matrix for being a graphic matrix.
Definition: graphic.c:5530
CMR_EXPORT CMR_ERROR CMRgraphicTestColumnSubmatrixGreedy(CMR *cmr, CMR_CHRMAT *transpose, size_t *orderedColumns, CMR_SUBMAT **psubmatrix)
Finds an inclusion-wise maximal subset of columns that induces a graphic submatrix.
CMR_EXPORT CMR_ERROR CMRgraphicComputeMatrix(CMR *cmr, CMR_GRAPH *graph, CMR_CHRMAT **pmatrix, CMR_CHRMAT **ptranspose, int numForestEdges, CMR_GRAPH_EDGE *forestEdges, int numCoforestEdges, CMR_GRAPH_EDGE *coforestEdges, bool *pisCorrectForest)
Computes the graphic matrix of a given graph .
Definition: graphic.c:378
int CMR_GRAPH_EDGE
Reference to an edge of CMR_GRAPH.
Definition: graph.h:31
Functionality for sparse matrices.
Row-wise representation of sparse char matrix.
Definition: matrix.h:220
Definition: env_internal.h:45
Statistics for graphicness test.
Definition: graphic.h:34
uint32_t checkCount
Definition: graphic.h:37
double transposeTime
Definition: graphic.h:42
double totalTime
Definition: graphic.h:36
uint32_t totalCount
Definition: graphic.h:35
uint32_t transposeCount
Definition: graphic.h:41
double applyTime
Definition: graphic.h:40
uint32_t applyCount
Definition: graphic.h:39
double checkTime
Definition: graphic.h:38
Definition: graph.h:49
Row and column indices for a submatrix.
Definition: matrix.h:28