public void copyStructure ( DMatrixSparseCSC orig ) { reshape ( orig . numRows , orig . numCols , orig . nz_length ) ; this . nz_length = orig . nz_length ; System . arraycopy ( orig . col_idx , 0 , col_idx , 0 , orig . numCols + 1 ) ; System . arraycopy ( orig . nz_rows , 0 , nz_rows , 0 , orig . nz_length ) ; }
Copies the non - zero structure of orig into this