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/***************************************************************************
*
* Multitouch X driver
* Copyright (C) 2008 Henrik Rydberg <rydberg@euromail.se>
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*
**************************************************************************/
#include <match.h>
#include <xbypass.h>
#include <stdio.h>
#include <time.h>
#define ITS 1000000
static void test1()
{
int A[] = {
1013,
3030660,
3559354,
12505925,
19008450,
6946421,
6118613,
698020,
3021800,
1017,
37573,
3242018,
8152794,
1266053,
942941,
462820,
};
int index[DIM_FINGER], i;
match_fingers(index, A, 4, 4);
for (i = 0; i < 4; i++)
printf("match[%d] = %d\n", i, index[i]);
}
static void test2()
{
int A[] = {
0,
4534330,
22653552,
12252500,
685352,
4534330,
0,
9619317,
28409530,
6710170,
22653552,
9619317,
0,
47015292,
29788572,
2809040,
10428866,
38615920,
17732500,
719528,
12113945,
28196220,
46778656,
405,
14175493,
};
int index[DIM_FINGER], i;
match_fingers(index, A, 5, 5);
for (i = 0; i < 5; i++)
printf("match[%d] = %d\n", i, index[i]);
}
static void speed1()
{
/* column-by-column matrix */
int A[DIM2_FINGER];
int x1[DIM_FINGER] = { 1, 5, 2, 3, 4, 5, 6, 7, 8 };
int y1[DIM_FINGER] = { 1, 5, 2, 3, 4, 6, 6, 7, 8 };
int x2[DIM_FINGER] = { 1.1, 3, 2, 4, 5, 6, 7, 8 };
int y2[DIM_FINGER] = { 1, 3, 2, 4, 5, 6, 7, 8 };
int index[DIM_FINGER];
int n1 = 4;
int n2 = 7;
int i, j;
for (i = 0; i < n1; i++) {
for (j = 0; j < n2; j++) {
A[i + n1 * j] =
(x1[i] - x2[j]) * (x1[i] - x2[j]) +
(y1[i] - y2[j]) * (y1[i] - y2[j]);
}
}
clock_t t1 = clock();
for (i = 0; i < ITS; i++)
match_fingers(index, A, n1, n2);
clock_t t2 = clock();
printf("%lf matches per second\n",
ITS * ((float)CLOCKS_PER_SEC / (t2 - t1)));
for (i = 0; i < n1; i++)
printf("match[%d] = %d\n", i, index[i]);
}
int main(int argc, char *argv[])
{
printf("test1\n");
test1();
printf("test2\n");
test2();
printf("speed1\n");
speed1();
printf("done\n");
return 0;
}
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