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stable version of BRZ algorithm using buffers

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fc_botelho
2006-01-25 19:45:14 +00:00
parent 2fd4b6a46d
commit ab38f8e13f
13 changed files with 398 additions and 327 deletions
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11
src/bmz.c
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@@ -64,7 +64,7 @@ cmph_t *bmz_new(cmph_config_t *mph, float c)
cmph_uint8 *used_edges = NULL;
cmph_uint8 restart_mapping = 0;
cmph_uint8 * visited = NULL;
bmz_config_data_t *bmz = (bmz_config_data_t *)mph->data;
DEBUGP("c: %f\n", c);
bmz->m = mph->key_source->nkeys;
@@ -93,7 +93,7 @@ cmph_t *bmz_new(cmph_config_t *mph, float c)
bmz->hashes[0] = hash_state_new(bmz->hashfuncs[0], bmz->n);
DEBUGP("hash function 2\n");
bmz->hashes[1] = hash_state_new(bmz->hashfuncs[1], bmz->n);
DEBUGP("Generating edges\n");
DEBUGP("Generating edges\n");
ok = bmz_gen_edges(mph);
if (!ok)
{
@@ -109,20 +109,18 @@ cmph_t *bmz_new(cmph_config_t *mph, float c)
}
if (iterations == 0) break;
}
else break;
else break;
}
if (iterations == 0)
{
graph_destroy(bmz->graph);
return NULL;
}
// Ordering step
if (mph->verbosity)
{
fprintf(stderr, "Starting ordering step\n");
}
graph_obtain_critical_nodes(bmz->graph);
// Searching step
@@ -164,7 +162,7 @@ cmph_t *bmz_new(cmph_config_t *mph, float c)
free(used_edges);
free(visited);
}while(restart_mapping && iterations_map > 0);
graph_destroy(bmz->graph);
graph_destroy(bmz->graph);
bmz->graph = NULL;
if (iterations_map == 0)
{
@@ -181,6 +179,7 @@ cmph_t *bmz_new(cmph_config_t *mph, float c)
bmzf->m = bmz->m;
mphf->data = bmzf;
mphf->size = bmz->m;
DEBUGP("Successfully generated minimal perfect hash\n");
if (mph->verbosity)
{