getVectorBlockSize

C++ Function Reference

1 Signature

hsize_t BigDataStatMeth::getVectorBlockSize(int maxSize)

2 Description

Calculates optimal block size for vector operations.

3 Parameters

maxSize (int): Maximum size of the vector

4 Returns

hsize_t Optimal block size for vector processing

5 Details

maxSizeMaximum size of the vector hsize_t Optimal block size for vector processing Block size optimization:Considers memory constraintsOptimizes for vector operationsEnsures efficient I/O

6 Source Code

Implementation

File: inst/include/Utilities/Utilities.hpp • Lines 398-415

inline hsize_t getVectorBlockSize(int maxSize) 
    {
        hsize_t blockSize = 0;
        
        try
        {
            if( (unsigned)maxSize > MAXELEMSINBLOCK) {
                blockSize = MAXELEMSINBLOCK;
            } else {
                blockSize = maxSize;
            }
            
        } catch(std::exception& ex) {
            Rcpp::Rcout<< "c++ exception getVectorBlockSize: "<<ex.what()<< " \n";
        }
        
        return(blockSize);
    }

7 Usage Example

#include "BigDataStatMeth.hpp"

// Example usage
auto result = getVectorBlockSize(...);