The R Project SVN – R – Diff – /trunk/src/appl/tabulate.c


/*
 *  R : A Computer Langage for Statistical Data Analysis
 *  Copyright (C) 1995, 1996  Robert Gentleman and Ross Ihaka
 *  Copyright (C) 1999        The R Development Core Team
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
/* Factor Tabulation */
 
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
 
#include <R_ext/Arith.h>
#include <R_ext/Applic.h>
 
void R_tabulate(int *x, int *n, int *nbin, int *ans)
{
    int i;
    if(*n < 1) return;
    for(i = 0 ; i < *n ; i++)
	if(x[i] != R_NaInt && x[i] > 0 && x[i] <= *nbin)
	    ans[x[i] - 1]++;
}

The R Project SVN R

(root)/trunk/src/appl/tabulate.c @ 28362 – Rev 10960 → 19500

Rev 10960		Rev 19500
1	`/*`	1	`/*`
2	`* R : A Computer Langage for Statistical Data Analysis`	2	`* R : A Computer Langage for Statistical Data Analysis`
3	`* Copyright (C) 1995, 1996 Robert Gentleman and Ross Ihaka`	3	`* Copyright (C) 1995, 1996 Robert Gentleman and Ross Ihaka`
4	`* Copyright (C) 1999 The R Development Core Team`	4	`* Copyright (C) 1999 The R Development Core Team`
5	`*`	5	`*`
6	`* This program is free software; you can redistribute it and/or modify`	6	`* This program is free software; you can redistribute it and/or modify`
7	`* it under the terms of the GNU General Public License as published by`	7	`* it under the terms of the GNU General Public License as published by`
8	`* the Free Software Foundation; either version 2 of the License, or`	8	`* the Free Software Foundation; either version 2 of the License, or`
9	`* (at your option) any later version.`	9	`* (at your option) any later version.`
10	`*`	10	`*`
11	`* This program is distributed in the hope that it will be useful,`	11	`* This program is distributed in the hope that it will be useful,`
12	`* but WITHOUT ANY WARRANTY; without even the implied warranty of`	12	`* but WITHOUT ANY WARRANTY; without even the implied warranty of`
13	`* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`	13	`* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
14	`* GNU General Public License for more details.`	14	`* GNU General Public License for more details.`
15	`*`	15	`*`
16	`* You should have received a copy of the GNU General Public License`	16	`* You should have received a copy of the GNU General Public License`
17	`* along with this program; if not, write to the Free Software`	17	`* along with this program; if not, write to the Free Software`
18	`* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA`	18	`* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA`
19	`*/`	19	`*/`
20		20
21	`/* Factor Tabulation */`	21	`/* Factor Tabulation */`
22		22
23	`#ifdef HAVE_CONFIG_H`	23	`#ifdef HAVE_CONFIG_H`
24	`#include <config.h>`	24	`#include <config.h>`
25	`#endif`	25	`#endif`
26		26
27	`#include "R_ext/Arith.h"`	27	`#include <R_ext/Arith.h>`
28	`#include "R_ext/Applic.h"`	28	`#include <R_ext/Applic.h>`
29		29
30	`void R_tabulate(int x, int n, int nbin, int ans)`	30	`void R_tabulate(int x, int n, int nbin, int ans)`
31	`{`	31	`{`
32	`int i;`	32	`int i;`
33	`if(*n < 1) return;`	33	`if(*n < 1) return;`
34	`for(i = 0 ; i < *n ; i++)`	34	`for(i = 0 ; i < *n ; i++)`
35	`if(x[i] != R_NaInt && x[i] > 0 && x[i] <= *nbin)`	35	`if(x[i] != R_NaInt && x[i] > 0 && x[i] <= *nbin)`
36	`ans[x[i] - 1]++;`	36	`ans[x[i] - 1]++;`
37	`}`	37	`}`