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Fixing an invalid read when contracting rather small graphs. Partially

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fixes issue #218
This commit is contained in:
DennisOSRM 2012-05-03 23:11:52 +02:00
parent 765b1cb3a5
commit 819c1729f1
1 changed files with 34 additions and 37 deletions
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7
Contractor/Contractor.h
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@ -426,6 +426,7 @@ public:
template< class Edge > template< class Edge >
void GetEdges( std::vector< Edge >& edges ) { void GetEdges( std::vector< Edge >& edges ) {
NodeID numberOfNodes = _graph->GetNumberOfNodes(); NodeID numberOfNodes = _graph->GetNumberOfNodes();
if(oldNodeIDFromNewNodeIDMap.size()) {
for ( NodeID node = 0; node < numberOfNodes; ++node ) { for ( NodeID node = 0; node < numberOfNodes; ++node ) {
for ( _DynamicGraph::EdgeIterator edge = _graph->BeginEdges( node ), endEdges = _graph->EndEdges( node ); edge < endEdges; edge++ ) { for ( _DynamicGraph::EdgeIterator edge = _graph->BeginEdges( node ), endEdges = _graph->EndEdges( node ); edge < endEdges; edge++ ) {
const NodeID target = _graph->GetTarget( edge ); const NodeID target = _graph->GetTarget( edge );
@ -433,7 +434,6 @@ public:
Edge newEdge; Edge newEdge;
newEdge.source = oldNodeIDFromNewNodeIDMap[node]; newEdge.source = oldNodeIDFromNewNodeIDMap[node];
newEdge.target = oldNodeIDFromNewNodeIDMap[target]; newEdge.target = oldNodeIDFromNewNodeIDMap[target];
assert(UINT_MAX != newEdge.source); assert(UINT_MAX != newEdge.source);
assert(UINT_MAX != newEdge.target); assert(UINT_MAX != newEdge.target);
@ -445,13 +445,12 @@ public:
newEdge.data.id = data.id; newEdge.data.id = data.id;
assert(newEdge.data.id != UINT_MAX); assert(newEdge.data.id != UINT_MAX);
// newEdge.data.nameID = data.nameID;
// newEdge.data.turnInstruction = data.turnInstruction;
newEdge.data.forward = data.forward; newEdge.data.forward = data.forward;
newEdge.data.backward = data.backward; newEdge.data.backward = data.backward;
edges.push_back( newEdge ); edges.push_back( newEdge );
} }
} }
}
std::ifstream temporaryEdgeStorage(temporaryEdgeStorageFilename.c_str(), std::ios::binary); std::ifstream temporaryEdgeStorage(temporaryEdgeStorageFilename.c_str(), std::ios::binary);
//Also get the edges from temporary storage //Also get the edges from temporary storage
unsigned numberOfTemporaryEdges = 0; unsigned numberOfTemporaryEdges = 0;
@ -470,8 +469,6 @@ public:
newEdge.data.distance = data.distance; newEdge.data.distance = data.distance;
newEdge.data.shortcut = data.shortcut; newEdge.data.shortcut = data.shortcut;
newEdge.data.id = data.id; newEdge.data.id = data.id;
// newEdge.data.nameID = data.nameID;
// newEdge.data.turnInstruction = data.turnInstruction;
newEdge.data.forward = data.forward; newEdge.data.forward = data.forward;
newEdge.data.backward = data.backward; newEdge.data.backward = data.backward;
edges.push_back( newEdge ); edges.push_back( newEdge );