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24 idx_t i,
j, k,
l, fmt,
ncon, nfields, readew, readvw, readvs, edge, ewgt;
26 char *line=
NULL, fmtstr[256], *curstr, *newstr;
41 errexit(
"Premature end of input file: file: %s\n",
params->filename);
42 }
while (line[0] ==
'%');
50 errexit(
"The input file does not specify the number of vertices and edges.\n");
57 errexit(
"Cannot read this type of file format [fmt=%"PRIDX"]!\n", fmt);
59 sprintf(fmtstr,
"%03"PRIDX, fmt%1000);
60 readvs = (fmtstr[0] ==
'1');
61 readvw = (fmtstr[1] ==
'1');
62 readew = (fmtstr[2] ==
'1');
67 if (
ncon > 0 && !readvw)
69 "------------------------------------------------------------------------------\n"
70 "*** I detected an error in your input file ***\n\n"
71 "You specified ncon=%"PRIDX", but the fmt parameter does not specify vertex weights\n"
72 "Make sure that the fmt parameter is set to either 10 or 11.\n"
73 "------------------------------------------------------------------------------\n",
ncon);
91 errexit(
"Premature end of input file while reading vertex %"PRIDX".\n",
i+1);
92 }
while (line[0] ==
'%');
100 if (newstr == curstr)
101 errexit(
"The line for vertex %"PRIDX" does not have vsize information\n",
i+1);
112 if (newstr == curstr)
113 errexit(
"The line for vertex %"PRIDX" does not have enough weights "
114 "for the %"PRIDX" constraints.\n",
i+1,
ncon);
122 edge =
strtoidx(curstr, &newstr, 10);
123 if (newstr == curstr)
127 if (edge < 1 || edge >
graph->nvtxs)
132 ewgt =
strtoidx(curstr, &newstr, 10);
133 if (newstr == curstr)
141 if (k ==
graph->nedges)
142 errexit(
"There are more edges in the file than the %"PRIDX" specified.\n",
153 if (k !=
graph->nedges) {
154 printf(
"------------------------------------------------------------------------------\n");
155 printf(
"*** I detected an error in your input file ***\n\n");
156 printf(
"In the first line of the file, you specified that the graph contained\n"
157 "%"PRIDX" edges. However, I only found %"PRIDX" edges in the file.\n",
158 graph->nedges/2, k/2);
159 if (2*k ==
graph->nedges) {
160 printf(
"\n *> I detected that you specified twice the number of edges that you have in\n");
161 printf(
" the file. Remember that the number of edges specified in the first line\n");
162 printf(
" counts each edge between vertices v and u only once.\n\n");
164 printf(
"Please specify the correct number of edges in the first line of the file.\n");
165 printf(
"------------------------------------------------------------------------------\n");
182 size_t nlines, ntokens;
183 char *line=
NULL, *curstr, *newstr;
201 errexit(
"Premature end of input file: file: %s\n",
params->filename);
202 }
while (line[0] ==
'%');
209 errexit(
"The input file does not specify the number of elements.\n");
212 errexit(
"The supplied number of elements:%"PRIDX" must be positive.\n", mesh->
ne);
214 if (mesh->
ne > nlines)
215 errexit(
"The file has %zu lines which smaller than the number of "
216 "elements of %"PRIDX" specified in the header line.\n", nlines, mesh->
ne);
227 for (
eptr[0]=0, k=0,
i=0;
i<mesh->
ne;
i++) {
230 errexit(
"Premature end of input file while reading element %"PRIDX".\n",
i+1);
231 }
while (line[0] ==
'%');
239 if (newstr == curstr)
240 errexit(
"The line for vertex %"PRIDX" does not have enough weights "
241 "for the %"PRIDX" constraints.\n",
i+1,
ncon);
248 node =
strtoidx(curstr, &newstr, 10);
249 if (newstr == curstr)
277 idx_t i,
j, from, to, fromcnum, tocnum, nleft;
279 char *line=
NULL, *curstr, *newstr;
294 errexit(
"Graph file %s does not exist!\n",
params->tpwgtsfile);
296 fpin =
gk_fopen(
params->tpwgtsfile,
"r",
"ReadTPwgts: tpwgtsfile");
298 while (
gk_getline(&line, &lnlen, fpin) != -1) {
305 from =
strtoidx(curstr, &newstr, 10);
306 if (newstr == curstr)
307 errexit(
"The 'from' component of line <%s> in the tpwgts file is incorrect.\n", line);
310 if (curstr[0] ==
'-') {
311 to =
strtoidx(curstr+1, &newstr, 10);
312 if (newstr == curstr)
313 errexit(
"The 'to' component of line <%s> in the tpwgts file is incorrect.\n", line);
320 if (curstr[0] ==
':') {
321 fromcnum =
strtoidx(curstr+1, &newstr, 10);
322 if (newstr == curstr)
323 errexit(
"The 'fromcnum' component of line <%s> in the tpwgts file is incorrect.\n", line);
326 if (curstr[0] ==
'-') {
327 tocnum =
strtoidx(curstr+1, &newstr, 10);
328 if (newstr == curstr)
329 errexit(
"The 'tocnum' component of line <%s> in the tpwgts file is incorrect.\n", line);
341 if (curstr[0] ==
'=') {
343 if (newstr == curstr)
344 errexit(
"The 'wgt' component of line <%s> in the tpwgts file is incorrect.\n", line);
348 errexit(
"The 'wgt' component of line <%s> in the tpwgts file is missing.\n", line);
354 if (from < 0 || to < 0 || from >=
params->nparts || to >=
params->nparts)
356 if (fromcnum < 0 || tocnum < 0 || fromcnum >=
ncon || tocnum >=
ncon)
359 if (awgt <= 0.0 || awgt >= 1.0)
361 for (
i=from;
i<=to;
i++) {
362 for (
j=fromcnum;
j<=tocnum;
j++)
372 for (twgt=0.0, nleft=
params->nparts,
i=0; i<params->
nparts;
i++) {
386 errexit(
"The total specified target partition weights for constraint #%"PRIDX
387 " of %"PRREAL" exceeds 1.0.\n",
j, twgt);
389 awgt = (1.0 - twgt)/nleft;
414 if (fscanf(fpin,
"%"SCIDX"\n", vector+
i) != 1)
415 errexit(
"[%s] Premature end of file %s at line %d [nvtxs: %d]\n",
483 sprintf(
filename,
"%s.iperm", fname);
501 int hasvwgt=0, hasewgt=0, hasvsize=0;
504 nvtxs =
graph->nvtxs;
522 for (
i=0;
i<nvtxs;
i++) {
530 for (
i=0;
i<
xadj[nvtxs];
i++) {
542 if (hasvwgt || hasvsize || hasewgt) {
543 fprintf(fpout,
" %d%d%d", hasvsize, hasvwgt, hasewgt);
545 fprintf(fpout,
" %d", (
int)
graph->ncon);
550 for (
i=0;
i<nvtxs;
i++) {
551 fprintf(fpout,
"\n");
void WritePermutation(char *fname, idx_t *iperm, idx_t n)
void WriteGraph(graph_t *graph, char *filename)
idx_t idx_t idx_t idx_t idx_t idx_t * adjwgt
void gk_free(void **ptr1,...)
idx_t idx_t idx_t idx_t idx_t * vsize
idx_t idx_t idx_t * adjncy
void errexit(char *f_str,...)
FILE * gk_fopen(char *, char *, const char *)
void WriteMeshPartition(char *fname, idx_t nparts, idx_t ne, idx_t *epart, idx_t nn, idx_t *npart)
static const SmartProjectionParams params
graph_t * ReadGraph(params_t *params)
idx_t idx_t idx_t idx_t idx_t idx_t real_t idx_t idx_t idx_t idx_t * npart
char * gk_strchr_replace(char *str, char *fromlist, char *tolist)
Replaces certain characters in a string.
idx_t idx_t idx_t idx_t idx_t idx_t idx_t * nparts
idx_t idx_t idx_t idx_t idx_t idx_t * iperm
static const Line3 l(Rot3(), 1, 1)
void ReadPOVector(graph_t *graph, char *filename, idx_t *vector)
void gk_getfilestats(char *fname, size_t *r_nlines, size_t *r_ntokens, size_t *r_max_nlntokens, size_t *r_nbytes)
idx_t idx_t idx_t idx_t * vwgt
idx_t idx_t idx_t idx_t idx_t idx_t idx_t real_t real_t idx_t idx_t idx_t * part
void ReadTPwgts(params_t *params, idx_t ncon)
int gk_fexists(char *fname)
idx_t idx_t idx_t idx_t idx_t idx_t real_t idx_t idx_t idx_t * epart
gk_idx_t gk_getline(char **lineptr, size_t *n, FILE *stream)
NonlinearFactorGraph graph
mesh_t * ReadMesh(params_t *params)
void WritePartition(char *fname, idx_t *part, idx_t n, idx_t nparts)
gtsam
Author(s):
autogenerated on Fri Nov 1 2024 03:32:51