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https://github.com/HTDerekLiu/surface_multigrid_code
10 September 2021, 07:17:17 UTC
Revision fa347f1e4224b242b2167af2548bee35fe94c603 authored by HTDerekLiu on 01 March 2021, 20:34:44 UTC, committed by HTDerekLiu on 01 March 2021, 20:34:44 UTC 
add libigl
1 parent bdbd3fe
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Tip revision: fa347f1e4224b242b2167af2548bee35fe94c603 authored by HTDerekLiu on 01 March 2021, 20:34:44 UTC
add libigl
Tip revision: fa347f1
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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