Rcpp Version 1.0.14
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rlogis.h
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1// -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; indent-tabs-mode: nil; -*-
2//
3// rlogis.h: Rcpp R/C++ interface class library --
4//
5// Copyright (C) 2010 - 2016 Douglas Bates, 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__stats__random_rlogis_h
23#define Rcpp__stats__random_rlogis_h
24
25namespace Rcpp {
26namespace stats {
27
28class LogisGenerator : public ::Rcpp::Generator<double> {
29public:
30
33
34 inline double operator()() const {
35 double u = unif_rand() ;
36 return location + scale * ::log(u / (1. - u));
37 }
38
39private:
40 double location ;
41 double scale ;
42};
43
44
45class LogisGenerator_1 : public ::Rcpp::Generator<double> {
46public:
47
50
51 inline double operator()() const {
52 double u = unif_rand() ;
53 return location + ::log(u / (1. - u));
54 }
55
56private:
57 double location ;
58};
59
60
61class LogisGenerator_0 : public ::Rcpp::Generator<double> {
62public:
63
65
66 inline double operator()() const {
67 double u = unif_rand() ;
68 return ::log(u / (1. - u));
69 }
70
71};
72
73} // stats
74} // Rcpp
75
76#endif
double operator()() const
Definition rlogis.h:66
double operator()() const
Definition rlogis.h:51
LogisGenerator_1(double location_)
Definition rlogis.h:48
double operator()() const
Definition rlogis.h:34
LogisGenerator(double location_, double scale_)
Definition rlogis.h:31
Rcpp API.
Definition algo.h:28
T as(SEXP x)
Definition as.h:151