
com.threerings.media.util.LinearTimeFunction Maven / Gradle / Ivy
//
// Nenya library - tools for developing networked games
// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
// https://github.com/threerings/nenya
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.media.util;
/**
* Varies a value linearly with time.
*/
public class LinearTimeFunction extends TimeFunction
{
public LinearTimeFunction (int start, int end, int duration)
{
super(start, end, duration);
}
@Override
protected int computeValue (int dt)
{
int dv = (_end - _start);
return (dt * dv / _duration) + _start;
}
}
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