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/* */ package NET.worlds.scape;
/* */
/* */ import NET.worlds.core.Std;
/* */ import java.io.IOException;
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* */ public class GravityAction
/* */ extends Action
/* */ {
/* 20 */ public float cycleTime = 0.0F;
/* */ int startTime;
/* 22 */ public int force = 300;
/* 23 */ public float xDest = 0.0F;
/* 24 */ public float yDest = 0.0F;
/* 25 */ public float zDest = 0.0F;
/* */
/* */ static final float epsilon = 2.0F;
/* */ int lastFrameTime;
/* 29 */ float initialDistance = 0.0F;
/* */
/* */ Point3 initialPoint;
/* 32 */ protected boolean gravityEnd = true;
/* */
/* */
/* */
/* */ public void startGravity()
/* */ {
/* 38 */ this.startTime = Std.getRealTime();
/* */
/* 40 */ this.gravityEnd = false;
/* 41 */ this.lastFrameTime = 0;
/* */ }
/* */
/* */
/* */
/* */ private float distance(float tx, float ty, float tz, float cx, float cy, float cz)
/* */ {
/* 48 */ float dx = tx - cx;
/* 49 */ float dy = ty - cy;
/* 50 */ float dz = tz - cz;
/* */
/* 52 */ float dist = (float)Math.sqrt(dx * dx + dy * dy + dz * dz);
/* */
/* 54 */ return dist;
/* */ }
/* */
/* */ public void doGravity(Pilot pilotObject, WObject o)
/* */ {
/* 59 */ int currentFrameTime = Std.getRealTime();
/* */
/* 61 */ float r = distance(pilotObject.getX(), pilotObject.getY(),
/* 62 */ pilotObject.getZ(), o.getX(), o.getY(), o.getZ());
/* 63 */ if (this.lastFrameTime == 0) {
/* 64 */ this.lastFrameTime = currentFrameTime;
/* */ }
/* 66 */ float distanceTraveled = distance(this.initialPoint.x, this.initialPoint.y,
/* 67 */ this.initialPoint.z, pilotObject.getX(), pilotObject.getY(),
/* 68 */ pilotObject.getZ());
/* */
/* */
/* */
/* */
/* 73 */ this.initialDistance = distance(this.initialPoint.x, this.initialPoint.y,
/* 74 */ this.initialPoint.z, o.getX(), o.getY(), o.getZ());
/* */
/* 76 */ if ((r > 2.0F) && (distanceTraveled <= this.initialDistance)) {
/* 77 */ float dx = o.getX() - pilotObject.getX();
/* 78 */ if (dx != 0.0D) {
/* 79 */ float new_dx = (currentFrameTime - this.lastFrameTime) * this.force * dx / (
/* 80 */ r * r);
/* 81 */ if (Math.abs(new_dx) < Math.abs(dx)) {
/* 82 */ dx = new_dx;
/* */ }
/* */ }
/* 85 */ float dy = o.getY() - pilotObject.getY();
/* 86 */ if (dy != 0.0D) {
/* 87 */ float new_dy = (currentFrameTime - this.lastFrameTime) * this.force * dy / (
/* 88 */ r * r);
/* 89 */ if (Math.abs(new_dy) < Math.abs(dy)) {
/* 90 */ dy = new_dy;
/* */ }
/* */ }
/* 93 */ float dz = o.getZ() - pilotObject.getZ();
/* 94 */ if (dz != 0.0D) {
/* 95 */ float new_dz = (currentFrameTime - this.lastFrameTime) * this.force * dz / (
/* 96 */ r * r);
/* 97 */ if (Math.abs(new_dz) < Math.abs(dz)) {
/* 98 */ dz = new_dz;
/* */ }
/* */ }
/* */
/* 102 */ pilotObject.moveBy(dx, dy, dz);
/* */
/* */ }
/* */ else
/* */ {
/* */
/* 108 */ pilotObject.moveTo(o.getX(), o.getY(), o.getZ());
/* 109 */ this.gravityEnd = true;
/* */ }
/* */
/* 112 */ this.lastFrameTime = currentFrameTime;
/* */ }
/* */
/* */ public Persister trigger(Event e, Persister seqID)
/* */ {
/* 117 */ Object owner = getOwner();
/* 118 */ if ((owner == null) || (!(owner instanceof WObject))) {
/* 119 */ return null;
/* */ }
/* 121 */ WObject o = (WObject)owner;
/* */
/* 123 */ Pilot pilot = Pilot.getActive();
/* 124 */ if (pilot == null) {
/* 125 */ return null;
/* */ }
/* */
/* 128 */ if (pilot.getRoom() != o.getRoom()) {
/* 129 */ if ((this.gravityEnd) && ((pilot instanceof HoloPilot))) {
/* 130 */ HoloPilot hp = (HoloPilot)pilot;
/* 131 */ hp.returnSmoothDriver();
/* */ }
/* 133 */ return null;
/* */ }
/* */
/* 136 */ if (this.gravityEnd) {
/* 137 */ startGravity();
/* 138 */ if ((pilot instanceof HoloPilot)) {
/* 139 */ HoloPilot hp = (HoloPilot)pilot;
/* 140 */ hp.removeSmoothDriver();
/* */
/* 142 */ this.initialPoint = new Point3(pilot.getPosition());
/* 143 */ this.initialDistance = distance(this.initialPoint.x, this.initialPoint.y,
/* 144 */ this.initialPoint.z, o.getX(), o.getY(), o.getZ());
/* */ }
/* */ }
/* */
/* */
/* 149 */ doGravity(pilot, o);
/* */
/* 151 */ if (this.gravityEnd) {
/* 152 */ if ((pilot instanceof HoloPilot)) {
/* 153 */ HoloPilot hp = (HoloPilot)pilot;
/* 154 */ hp.returnSmoothDriver();
/* */ }
/* 156 */ return null;
/* */ }
/* */
/* 159 */ return this;
/* */ }
/* */
/* */
/* */
/* */
/* */ public Object properties(int index, int offset, int mode, Object value)
/* */ throws NoSuchPropertyException
/* */ {
/* 168 */ Object ret = null;
/* 169 */ switch (index - offset) {
/* */ case 0:
/* 171 */ if (mode == 0) {
/* 172 */ ret = IntegerPropertyEditor.make(new Property(this, index,
/* 173 */ "Force"));
/* 174 */ } else if (mode == 1) {
/* 175 */ ret = new Integer(this.force);
/* 176 */ } else if (mode == 2)
/* 177 */ this.force = ((Integer)value).intValue();
/* 178 */ break;
/* */ default:
/* 180 */ ret = super.properties(index, offset + 1, mode, value);
/* */ }
/* 182 */ return ret;
/* */ }
/* */
/* */ public String toString()
/* */ {
/* 187 */ return super.toString() + "[Force " + this.force + "]";
/* */ }
/* */
/* 190 */ private static Object classCookie = new Object();
/* */
/* */ public void saveState(Saver s) throws IOException
/* */ {
/* 194 */ s.saveVersion(4, classCookie);
/* 195 */ super.saveState(s);
/* 196 */ s.saveInt(this.force);
/* */ }
/* */
/* */ public void restoreState(Restorer r) throws IOException, TooNewException
/* */ {
/* 201 */ switch (r.restoreVersion(classCookie)) {
/* */ case 0:
/* 203 */ super.restoreState(r);
/* 204 */ r.restore();
/* 205 */ this.cycleTime = r.restoreFloat();
/* 206 */ this.force = r.restoreInt();
/* 207 */ break;
/* */ case 1:
/* 209 */ super.restoreState(r);
/* 210 */ this.cycleTime = r.restoreFloat();
/* 211 */ this.force = r.restoreInt();
/* 212 */ break;
/* */ case 2:
/* 214 */ super.restoreState(r);
/* 215 */ this.cycleTime = r.restoreFloat();
/* 216 */ this.force = r.restoreInt();
/* 217 */ this.xDest = r.restoreFloat();
/* 218 */ this.yDest = r.restoreFloat();
/* 219 */ break;
/* */ case 3:
/* 221 */ super.restoreState(r);
/* 222 */ this.force = r.restoreInt();
/* 223 */ this.xDest = r.restoreFloat();
/* 224 */ this.yDest = r.restoreFloat();
/* 225 */ this.zDest = r.restoreFloat();
/* 226 */ break;
/* */ case 4:
/* 228 */ super.restoreState(r);
/* 229 */ this.force = r.restoreInt();
/* 230 */ break;
/* */ default:
/* 232 */ throw new TooNewException();
/* */ }
/* */ }
/* */ }
/* Location: C:\Program Files (x86)\Worlds Inc\WorldsPlayer - Win7\lib\worlds.jar!\NET\worlds\scape\GravityAction.class
* Java compiler version: 6 (50.0)
* JD-Core Version: 0.7.1
*/
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