/*
* This file is part of the Haven & Hearth game client.
* Copyright (C) 2009 Fredrik Tolf <fredrik@dolda2000.com>, and
* Björn Johannessen <johannessen.bjorn@gmail.com>
*
* Redistribution and/or modification of this file is subject to the
* terms of the GNU Lesser General Public License, version 3, as
* published by the Free Software Foundation.
*
* This program 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 General Public License for more details.
*
* Other parts of this source tree adhere to other copying
* rights. Please see the file `COPYING' in the root directory of the
* source tree for details.
*
* A copy the GNU Lesser General Public License is distributed along
* with the source tree of which this file is a part in the file
* `doc/LPGL-3'. If it is missing for any reason, please see the Free
* Software Foundation's website at <http://www.fsf.org/>, or write
* to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*/
package haven;
public class Homing extends Moving {
long tgt;
Coord tc;
int v;
double dist;
public Homing(Gob gob, long tgt, Coord tc, int v) {
super(gob);
this.tgt = tgt;
this.tc = tc;
this.v = v;
}
public Coord3f getc() {
Coord tc = this.tc;
Gob tgt = gob.glob.oc.getgob(this.tgt);
if(tgt != null)
tc = tgt.rc;
Coord d = tc.add(gob.rc.inv());
double e = gob.rc.dist(tc);
float rx = gob.rc.x, ry = gob.rc.y;
if(e > 0.00001) {
rx += (float)((d.x / e) * dist);
ry += (float)((d.y / e) * dist);
}
return(new Coord3f(rx, ry, gob.glob.map.getcz(rx, ry)));
}
public Gob tgt() {
return(gob.glob.oc.getgob(this.tgt));
}
public double getv() {
return((v / 100.0) / 0.06);
}
public void move(Coord c) {
dist = 0;
}
public void ctick(int dt) {
double da = ((double)dt / 1000) / 0.06;
dist += (da * 0.9) * ((double)v / 100);
}
}