Open-Harbor/osrm-backend
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Doing swap trick to save RAM

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This commit is contained in:
DennisOSRM 2011-11-30 20:00:05 +01:00
parent fd3ce305f4
commit eb1d629ea7
1 changed files with 8 additions and 19 deletions
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27
createHierarchy.cpp
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@ -64,7 +64,7 @@ int main (int argc, char *argv[]) {
ERR("usage: " << std::endl << argv[0] << " <osrm-data> <osrm-restrictions>");
}
INFO("Using restrictions from file: " << argv[2]);
ifstream restrictionsInstream(argv[2], ios::binary);
std::ifstream restrictionsInstream(argv[2], ios::binary);
_Restriction restriction;
unsigned usableRestrictionsCounter(0);
restrictionsInstream.read((char*)&usableRestrictionsCounter, sizeof(unsigned));
@ -96,23 +96,11 @@ int main (int argc, char *argv[]) {
ERR("Cannot open " << argv[1]);
}
char nodeOut[1024];
char edgeOut[1024];
char ramIndexOut[1024];
char fileIndexOut[1024];
char levelInfoOut[1024];
strcpy(nodeOut, argv[1]);
strcpy(edgeOut, argv[1]);
strcpy(ramIndexOut, argv[1]);
strcpy(fileIndexOut, argv[1]);
strcpy(levelInfoOut, argv[1]);
strcat(nodeOut, ".nodes");
strcat(edgeOut, ".hsgr");
strcat(ramIndexOut, ".ramIndex");
strcat(fileIndexOut, ".fileIndex");
strcat(levelInfoOut, ".levels");
char nodeOut[1024]; strcpy(nodeOut, argv[1]); strcat(nodeOut, ".nodes");
char edgeOut[1024]; strcpy(edgeOut, argv[1]); strcat(edgeOut, ".hsgr");
char ramIndexOut[1024]; strcpy(ramIndexOut, argv[1]); strcat(ramIndexOut, ".ramIndex");
char fileIndexOut[1024]; strcpy(fileIndexOut, argv[1]); strcat(fileIndexOut, ".fileIndex");
char levelInfoOut[1024]; strcpy(levelInfoOut, argv[1]); strcat(levelInfoOut, ".levels");
std::vector<ImportEdge> edgeList;
NodeID n = readBinaryOSRMGraphFromStream(in, edgeList, &internalToExternaleNodeMapping, inputRestrictions);
@ -135,6 +123,8 @@ int main (int argc, char *argv[]) {
INFO("building grid ...");
writeableGrid->ConstructGrid(nodeBasedEdgeList, &internalToExternaleNodeMapping, ramIndexOut, fileIndexOut);
DELETE( writeableGrid );
nodeBasedEdgeList.clear();
std::vector<EdgeBasedGraphFactory::EdgeBasedNode>().swap(nodeBasedEdgeList);
INFO("writing node map ...");
std::ofstream mapOutFile(nodeOut, ios::binary);
@ -142,7 +132,6 @@ int main (int argc, char *argv[]) {
mapOutFile.write((char *)&(info), sizeof(NodeInfo));
}
mapOutFile.close();
internalToExternaleNodeMapping.clear();
std::vector<NodeInfo>().swap(internalToExternaleNodeMapping);
inputRestrictions.clear();