Rcpp Version 1.0.9
not.h
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1 // -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; tab-width: 8 -*-
2 //
3 // not.h: Rcpp R/C++ interface class library --
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__logical__not_h
23 #define Rcpp__sugar__logical__not_h
24 
25 namespace Rcpp{
26 namespace sugar{
27 
28 template <bool NA> struct negate{
29  static inline int apply( int x ){
30  return Rcpp::traits::is_na<LGLSXP>( x ) ? x :
31  ( x ? FALSE : TRUE ) ;
32  }
33 } ;
34 template<> struct negate<false>{
35  static inline int apply( int x){
36  return x ? FALSE : TRUE ;
37  } ;
38 } ;
39 
40 
41 template <bool NA, typename T>
42 class Negate_SingleLogicalResult : public SingleLogicalResult<NA, Negate_SingleLogicalResult<NA,T> >{
43 public:
46  Negate_SingleLogicalResult( const TYPE& orig_ ) : orig(orig_) {}
47 
48  inline void apply(){
50  }
51 
52 private:
53  const TYPE& orig ;
54 
55 } ;
56 
57 }
58 }
59 
60 template <bool NA,typename T>
64 }
65 
66 
67 #endif
SingleLogicalResult< NA, Negate_SingleLogicalResult< NA, T > > BASE
Definition: not.h:45
SingleLogicalResult< NA, T > TYPE
Definition: not.h:44
Negate_SingleLogicalResult(const TYPE &orig_)
Definition: not.h:46
Rcpp::sugar::Negate_SingleLogicalResult< NA, T > operator!(const Rcpp::sugar::SingleLogicalResult< NA, T > &x)
Definition: not.h:62
bool is_na< LGLSXP >(int x)
Definition: is_na.h:57
Rcpp API.
Definition: algo.h:28
static int apply(int x)
Definition: not.h:35
static int apply(int x)
Definition: not.h:29