Rcpp Version 0.12.12
tools.h
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1 // -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; tab-width: 8 -*-
2 //
3 // matrix_functions.h: Rcpp R/C++ interface class library -- matrix sugar functions
4 //
5 // Copyright (C) 2010 - 2011 Dirk Eddelbuettel and Romain Francois
6 //
7 // This file is part of Rcpp.
8 //
9 // Rcpp is free software: you can redistribute it and/or modify it
10 // under the terms of the GNU General Public License as published by
11 // the Free Software Foundation, either version 2 of the License, or
12 // (at your option) any later version.
13 //
14 // Rcpp is distributed in the hope that it will be useful, but
15 // WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 // GNU General Public License for more details.
18 //
19 // You should have received a copy of the GNU General Public License
20 // along with Rcpp. If not, see <http://www.gnu.org/licenses/>.
21 
22 #ifndef RCPP_SUGAR_MATRIX_TOOLS_H
23 #define RCPP_SUGAR_MATRIX_TOOLS_H
24 
25 namespace Rcpp{
26 namespace internal{
27 
28  inline int get_line( int index, int nr ){
29  return index % nr ;
30  }
31 
32  inline int get_column( int index, int nr ){
33  int i = get_line( index, nr );
34  return (index-i) / nr ;
35  }
36 
37  inline int get_column( int index, int nr, int i ){
38  return (index-i) / nr ;
39  }
40 
41 }
42 }
43 
44 #endif
int get_line(int index, int nr)
Definition: tools.h:28
int get_column(int index, int nr)
Definition: tools.h:32
Rcpp API.
Definition: algo.h:28