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https://github.com/HTDerekLiu/surface_multigrid_code
10 September 2021, 07:17:17 UTC
Revision d79181f2d8eb642d3bbf7b6faf95a93bf3511de0 authored by eriszhang on 08 August 2021, 01:50:25 UTC, committed by eriszhang on 08 August 2021, 01:50:25 UTC 
update code and rename folder
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Tip revision: d79181f2d8eb642d3bbf7b6faf95a93bf3511de0 authored by eriszhang on 08 August 2021, 01:50:25 UTC
update code and rename folder
Tip revision: d79181f
remove_row.cpp 
#include "remove_row.h"

void remove_row(
  const int rowToRemove,
  Eigen::MatrixXd & matrix)
  {
    unsigned int numRows = matrix.rows()-1;
    unsigned int numCols = matrix.cols();

    if( rowToRemove < numRows )
        matrix.block(rowToRemove,0,numRows-rowToRemove,numCols) = matrix.block(rowToRemove+1,0,numRows-rowToRemove,numCols);

    matrix.conservativeResize(numRows,numCols);
  }

void remove_row(
  const int rowToRemove,
  Eigen::MatrixXi & matrix)
  {
    unsigned int numRows = matrix.rows()-1;
    unsigned int numCols = matrix.cols();

    if( rowToRemove < numRows )
        matrix.block(rowToRemove,0,numRows-rowToRemove,numCols) = matrix.block(rowToRemove+1,0,numRows-rowToRemove,numCols);

    matrix.conservativeResize(numRows,numCols);
  }
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