Sample SNPs
Fast ordered sampling of rows from large text or binary files. Special cases for DNA variant files (.bed, VCF, HapMap, etc).
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Generic binary file base class. More...
#include <varfiles.hpp>
Public Member Functions | |
GbinFile () | |
Default constructor. | |
GbinFile (const string &fileName, const size_t &nCols, const size_t &elemSize) | |
Constructor with file name. More... | |
GbinFile (const GbinFile &in)=default | |
Copy constructor. | |
GbinFile & | operator= (const GbinFile &in)=default |
Copy assignment. | |
GbinFile (GbinFile &&in)=default | |
Move constructor. | |
GbinFile & | operator= (GbinFile &&in)=default |
Move assignment. | |
~GbinFile () | |
Destructor. | |
virtual void | open () |
Open stream (does nothing) | |
virtual void | close () |
Close stream. | |
Public Member Functions inherited from sampFiles::VarFile | |
VarFile (const VarFile &in)=default | |
Copy constructor. | |
VarFile & | operator= (const VarFile &in)=default |
Copy assignment. | |
VarFile (VarFile &&in)=default | |
Move constructor. | |
VarFile & | operator= (VarFile &&in)=default |
Move assignment. | |
~VarFile () | |
Destructor. | |
Protected Attributes | |
string | _fileName |
File name. | |
size_t | _nCols |
Number of elements in a row. | |
size_t | _elemSize |
Size of each element in bytes. | |
Protected Attributes inherited from sampFiles::VarFile | |
fstream | _varFile |
Variant file stream. | |
Additional Inherited Members | |
Protected Member Functions inherited from sampFiles::VarFile | |
VarFile () | |
Default constructor (protected) | |
Generic binary file base class.
Sets up streams for binary files. No support for header lines.
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inline |
Constructor with file name.
Throws `‘Number of elements not divisible by the number of columns’' if the total number of elements is not divisible by the number of elements in a column.
[in] | fileName | file name |
[in] | nCols | number of columns, or elements in a row |
[in] | elemSize | size of each element in bytes |