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Fix unused return value warning in TreeCompiler.h

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This commit is contained in:
Gunther H. Weber 2020-10-15 14:36:27 -07:00
parent dc1d577140
commit eb776059ca
1 changed files with 12 additions and 4 deletions
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16
vtkm/worklet/contourtree_distributed/TreeCompiler.h
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@ -406,22 +406,30 @@ inline void TreeCompiler::ReadBinary(FILE* inFile)
fseek(inFile, 0, SEEK_END);
// use fTell to retrieve the size of the file
long long nBytes = ftell(inFile);
std::size_t nBytes = ftell(inFile);
// now rewind
rewind(inFile);
// compute how many elements are to be read
long long nSupernodes = nBytes / sizeof(SupernodeOnSuperarc);
std::size_t nSupernodes = nBytes / sizeof(SupernodeOnSuperarc);
// retrieve the current size
long long currentSize = supernodes.size();
std::size_t currentSize = supernodes.size();
// resize to add the right number
supernodes.resize(currentSize + nSupernodes);
// now read directly into the right chunk
fread(&(supernodes[currentSize]), sizeof(SupernodeOnSuperarc), nSupernodes, inFile);
std::size_t nSupernodesRead =
fread(&(supernodes[currentSize]), sizeof(SupernodeOnSuperarc), nSupernodes, inFile);
if (nSupernodesRead != nSupernodes)
{
VTKM_LOG_S(vtkm::cont::LogLevel::Error,
"Error: Expected to read " << nSupernodes << " supernodes but could read only "
<< nSupernodesRead << ". Output will be incorrect!"
<< std::endl);
}
} // ReadBinary()
// stream output - just dumps the supernodeonsuperarcs