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- /* This is file _randomi.h */
- /* This file may have been modified by DJ Delorie (Jan 1991). If so,
- ** these modifications are Coyright (C) 1991 DJ Delorie, 24 Kirsten Ave,
- ** Rochester NH, 03867-2954, USA.
- */
-
- // This may look like C code, but it is really -*- C++ -*-
- /*
- Copyright (C) 1988 Free Software Foundation
- written by Dirk Grunwald (grunwald@cs.uiuc.edu)
-
- This file is part of GNU CC.
-
- GNU CC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY. No author or distributor
- accepts responsibility to anyone for the consequences of using it
- or for whether it serves any particular purpose or works at all,
- unless he says so in writing. Refer to the GNU CC General Public
- License for full details.
-
- Everyone is granted permission to copy, modify and redistribute
- GNU CC, but only under the conditions described in the
- GNU CC General Public License. A copy of this license is
- supposed to have been given to you along with GNU CC so you
- can know your rights and responsibilities. It should be in a
- file named COPYING. Among other things, the copyright notice
- and this notice must be preserved on all copies.
- */
- #ifndef _RandomInterval_h
- #pragma once
- #define _RandomInterval_h 1
-
- #include <_Random.h>
-
- //
- // The interval [lo..hi]
- //
-
- class RandomInterval: public Random {
- protected:
- double pLow;
- double pHigh;
- public:
- RandomInterval(double low, double high, RNG *gen);
-
- double low();
- double low(double x);
- double high();
- double high(double x);
-
- virtual double operator()();
- };
-
-
- //#ifdef __OPTIMIZE__
-
- inline RandomInterval::RandomInterval(double low, double high, RNG *gen)
- : (gen)
- {
- if (low < high)
- {
- pLow = low; pHigh = high;
- }
- else
- {
- pLow = high; pHigh = low;
- }
- }
-
- inline double RandomInterval::low() { return pLow; }
-
- inline double RandomInterval::low(double x) {
- double tmp = pLow;
- pLow = x; return tmp;
- }
-
- inline double RandomInterval::high() { return pHigh; }
-
- inline double RandomInterval::high(double x) {
- double tmp = pHigh;
- pHigh = x; return tmp;
- }
-
- //#endif
- #endif
-