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/*****************************************************************************
*
* mtdev - Multitouch Protocol Translation Library (MIT license)
*
* Copyright (C) 2010 Henrik Rydberg <rydberg@euromail.se>
* Copyright (C) 2010 Canonical Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
****************************************************************************/
#include <src/match.h>
#include <stdio.h>
#include <time.h>
#define ITS 4000000
const int n1 = 4;
const int n2 = 4;
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;
mtdev_match(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;
mtdev_match(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, 3, 2, 4, 5, 6, 7, 8 };
int y2[DIM_FINGER] = { 1, 3, 2, 4, 5, 6, 7, 8 };
int index[DIM_FINGER];
int i, j, k;
clock_t t1 = clock();
for (k = 0; k < ITS; k++) {
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]);
}
}
mtdev_match(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]);
}
static void speed2()
{
struct trk_coord p1[] = {
{ 1, 1 },
{ 5, 5 },
{ 2, 2 },
{ 3, 3 },
{ 4, 4 },
};
struct trk_coord p2[] = {
{ 1, 1 },
{ 3, 3 },
{ 2, 2 },
{ 4, 4 },
{ 5, 5 },
};
const unsigned char *p;
int i;
clock_t t1 = clock();
for (i = 0; i < ITS; i++)
p = mtdev_match_four(p1, n1, p2, n2);
clock_t t2 = clock();
printf("%lf matches per second\n",
ITS * ((float)CLOCKS_PER_SEC / (t2 - t1)));
for (i = 0; i < n2; i++)
printf("match[%d] = %d\n", i, p[i]);
}
int main(int argc, char *argv[])
{
printf("test1\n");
test1();
printf("test2\n");
test2();
printf("speed1\n");
speed1();
printf("speed2\n");
speed2();
printf("done\n");
return 0;
}
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