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/* Scicos
*
* Copyright (C) INRIA - METALAU Project <scicos@inria.fr>
*
* 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 2 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.
*
* See the file ./license.txt
*/
/*--------------------------------------------------------------------------*/
#include "scicos_block.h"
#include "dynlib_scicos_blocks.h"
/*--------------------------------------------------------------------------*/
SCICOS_BLOCKS_IMPEXP void delay4(scicos_block *block, int flag)
{
/* Copyright INRIA
Scicos block simulator
Ouputs nx*dt delayed input */
double* y = block->outptr[0];
double* z = block->z;
int nz = block->nz;
double* u = block->inptr[0];
int i;
if (flag == 1 || flag == 4 || flag == 6)
{
y[0] = z[0];
}
else if (flag == 2)
{
/* shift buffer */
for (i = 0; i <= nz - 2; i++)
{
z[i] = z[i + 1];
}
/* add new point to the buffer */
z[nz - 1] = u[0];
}
}
/*--------------------------------------------------------------------------*/
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