/* Copyright (C) 2016 - IIT Bombay - FOSSEE This file must be used under the terms of the CeCILL. This source file is licensed as described in the file COPYING, which you should have received as part of this distribution. The terms are also available at http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt Author: Mushir Organization: FOSSEE, IIT Bombay Email: toolbox@scilab.in */ #include "diag.h" void i16diagexa(int16 *in, int _row,int _column,int extract_post,int16 *out) { int j; if(_row == _column) { if(extract_post <= 0) { for ( j = 0 ; j < _column ; j++ ) { out[j] = in[((_column+1)*j)-extract_post] ; } } else { for ( j = extract_post ; j < _column ; j++ ) { out[j-extract_post] = in[((_column+1)*j)-extract_post] ; } } } else if(_row > _column) { if(extract_post >=0) { for(j = extract_post; j < _column;j++) { out[j-extract_post] = in[((_row+1)*j)-extract_post]; } } else { if((abs(extract_post) <= (_row - _column))) { for(j = 0; j < _column ; j++) { out[j] = in[((_row+1)*j)-extract_post]; } } else { for(j=0; j < (_row + extract_post);j++) { out[j] = in[((_row+1)*j)-extract_post]; } } } } else if (_row < _column) { if(extract_post > 0) { if((extract_post <= (_column - _row))) { for(j=extract_post;j < _column;j++) { out[j-extract_post] = in[((_row+1)*j)-extract_post]; } } else { for(j=extract_post;j < _column;j++) { out[j-extract_post] = in[((_row+1)*j)-extract_post]; } } } else { for(j=0;j < (_row+extract_post);j++) { out[j] = in[((_row+1)*j)-extract_post]; } } } }