state.cc
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- /*
- * Copyright (c) 1991,1993 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the Computer Systems
- * Engineering Group at Lawrence Berkeley Laboratory.
- * 4. Neither the name of the University nor of the Laboratory may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#) $Header: /cvsroot/nsnam/nam-1/state.cc,v 1.1.1.1 1997/06/16 22:40:29 mjh Exp $ (LBL)
- */
- #include "state.h"
- State* State::instance_;
- void State::init(int s)
- {
- instance_ = new State(s);
- }
- State::State(int s) : cnt_(0), size_(s)
- {
- states = new StateItem[size_];
- }
- /* Set the times at which state info should be saved. */
- void State::setTimes(double mintime, double maxtime)
- {
- double incr = (maxtime - mintime) / size_;
- double tim = mintime;
- for (int i = 0; i < size_; i++) {
- tim += incr;
- states[i].time = tim;
- }
- }
- void State::get(double tim, StateInfo& s)
- {
- for (int i = cnt_-1; i >= 0; i--)
- if (states[i].time < tim) {
- s = states[i].si;
- return;
- }
- s.time = 0.;
- s.offset = 0;
- }
- void State::set(double tim, StateInfo& info)
- {
- if (cnt_ < size_) {
- states[cnt_].time = tim;
- states[cnt_++].si = info;
- }
- }
- /* Return the next time that state info should be saved. */
- double State::next()
- {
- return (states[cnt_].time);
- }