/*
* 21.04.2004 Original verion. davagin@udm.ru.
*-----------------------------------------------------------------------
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*----------------------------------------------------------------------
*/
package davaguine.jmac.prediction;
/**
* Author: Dmitry Vaguine
* Date: 04.03.2004
* Time: 14:51:31
*/
public class NNFilter256 extends NNFilter {
public NNFilter256(int nShift, int nVersion) {
super(256, nShift, nVersion);
orderPlusWindow = 768 /* NN_WINDOW_ELEMENTS + m_nOrder */;
}
protected int CalculateDotProductNoMMX(short[] pA, int indexA, short[] pB, int indexB) {
int nDotProduct = 0;
for (int i = 0; i < 8; i++) {
nDotProduct += pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++] +
pA[indexA++] * pB[indexB++];
}
return nDotProduct;
}
protected void AdaptNoMMX(short[] pM, int indexM, short[] pAdapt, int indexA, int nDirection) {
if (nDirection < 0) {
for (int i = 0; i < 8; i++) {
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
pM[indexM++] += pAdapt[indexA++];
}
} else if (nDirection > 0) {
for (int i = 0; i < 8; i++) {
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
pM[indexM++] -= pAdapt[indexA++];
}
}
}
}