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/* blas/source_iamax_c.h
*
* Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
{
BASE max = 0.0;
INDEX ix = 0;
INDEX i;
CBLAS_INDEX result = 0;
if (incX <= 0) {
return 0;
}
for (i = 0; i < N; i++) {
const BASE a = fabs(CONST_REAL(X, ix)) + fabs(CONST_IMAG(X, ix));
if (a > max) {
max = a;
result = i;
}
ix += incX;
}
return result;
}
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