Strategy #31
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@ -220,7 +220,12 @@ public class Game implements GameSpecification {
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if (crashPosition != null) {
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track.carDoesCrash(currentCarIndex, crashPosition);
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} else {
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calculateWinner(track.getCarPos(currentCarIndex), track.getCar(currentCarIndex).nextPosition(), currentCarIndex);
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int newWinPoints = calculateNewWinPoints(track.getCarPos(currentCarIndex), track.getCar(currentCarIndex).nextPosition());
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if(newWinPoints == 1){
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track.getCar(currentCarIndex).increaseWinPoints();
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}else{
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track.getCar(currentCarIndex).deductWinPoints();
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}
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track.moveCar(currentCarIndex);
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}
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}
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@ -280,43 +285,46 @@ public class Game implements GameSpecification {
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private void calculateWinner(PositionVector start, PositionVector finish, int carIndex) {
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private int calculateNewWinPoints(PositionVector start, PositionVector finish) {
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List<PositionVector> path = calculatePath(start, finish);
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for (PositionVector point : path) {
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if (track.getSpaceType(point) != null) {
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switch (track.getSpaceType(point)) {
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case FINISH_UP:
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if (start.getY() < finish.getY()) {
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track.getCar(carIndex).increaseWinPoints();
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return 1;
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} else if (start.getY() > finish.getY()) {
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track.getCar(carIndex).deductWinPoints();
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return -1;
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}
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break;
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case FINISH_DOWN:
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if (start.getY() > finish.getY()) {
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track.getCar(carIndex).increaseWinPoints();
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return 1;
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} else if (start.getY() < finish.getY()) {
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track.getCar(carIndex).deductWinPoints();
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return -1;
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}
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break;
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||||
case FINISH_RIGHT:
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if (start.getX() < finish.getX()) {
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track.getCar(carIndex).increaseWinPoints();
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return 1;
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||||
} else if (start.getX() > finish.getX()) {
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||||
track.getCar(carIndex).deductWinPoints();
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||||
return -1;
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||||
}
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||||
break;
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||||
case FINISH_LEFT:
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||||
if (start.getX() > finish.getX()) {
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track.getCar(carIndex).increaseWinPoints();
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||||
return 1;
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||||
} else if (start.getX() < finish.getX()) {
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||||
track.getCar(carIndex).increaseWinPoints();
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||||
return -1;
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||||
}
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||||
break;
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||||
default:
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||||
return 0;
|
||||
}
|
||||
|
||||
}
|
||||
}
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||||
return 0;
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||||
}
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||||
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||||
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||||
|
|
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@ -1,36 +1,128 @@
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package ch.zhaw.pm2.racetrack.strategy;
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||||
import ch.zhaw.pm2.racetrack.PositionVector;
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import ch.zhaw.pm2.racetrack.PositionVectorNotValid;
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||||
import ch.zhaw.pm2.racetrack.Track;
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||||
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||||
import java.util.ArrayList;
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import java.util.List;
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||||
import java.util.*;
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||||
|
||||
public class PathFinderMoveStrategy implements MoveStrategy{
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||||
private Track track;
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||||
private int carIndex;
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||||
private List<PositionVector.Direction> moveList;
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||||
private int pointer;
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||||
private List<PositionVector.Direction> allDirections;
|
||||
|
||||
|
||||
public PathFinderMoveStrategy(Track track, int carIndex) {
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||||
this.track = track;
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||||
this.carIndex = carIndex;
|
||||
allDirections = Arrays.asList(PositionVector.Direction.values());
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||||
createMoveList();
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||||
pointer = -1;
|
||||
}
|
||||
|
||||
|
||||
private void createMoveList(){
|
||||
moveList = new ArrayList<>();
|
||||
PossibleMove finishedMove = null;
|
||||
List<PossibleMove> possibleMoves= new ArrayList<>();
|
||||
for(PositionVector.Direction direction : allDirections){
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||||
possibleMoves.add(new PossibleMove(null, direction));
|
||||
}
|
||||
while(finishedMove == null){
|
||||
List<PossibleMove> newMoves = new ArrayList<>();
|
||||
for(PossibleMove previousMove : possibleMoves){
|
||||
for(PositionVector.Direction direction : allDirections){
|
||||
PossibleMove newMove = new PossibleMove(previousMove, direction);
|
||||
|
||||
if(! (newMove.crashed() || newMove.drivingLoop())){
|
||||
newMoves.add(newMove);
|
||||
}
|
||||
}
|
||||
}
|
||||
possibleMoves = newMoves;
|
||||
finishedMove = findFinishedMove(possibleMoves);
|
||||
}
|
||||
|
||||
moveList = finishedMove.directions;
|
||||
|
||||
pointer = moveList.size();
|
||||
|
||||
|
||||
}
|
||||
|
||||
private PossibleMove findFinishedMove(List<PossibleMove> moveList){
|
||||
for(PossibleMove move : moveList){
|
||||
if(move.finished()){
|
||||
return move;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
|
||||
public class PossibleMove {
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||||
List<PositionVector.Direction> directions;
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||||
List<PositionVector> positions;
|
||||
PositionVector endVelocity;
|
||||
|
||||
public PossibleMove(PossibleMove previousMove, PositionVector.Direction nextDirection){
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||||
PositionVector startVelocity;
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||||
PositionVector startPosition;
|
||||
positions = new ArrayList<>();
|
||||
directions = new ArrayList<>();
|
||||
if(previousMove != null){
|
||||
positions.addAll(previousMove.positions);
|
||||
directions.addAll(previousMove.directions);
|
||||
startPosition = positions.get(positions.size()-1);
|
||||
startVelocity = previousMove.endVelocity;
|
||||
}
|
||||
else {
|
||||
startPosition = track.getCarPos(carIndex);
|
||||
startVelocity = track.getCar(carIndex).getVelocity();
|
||||
}
|
||||
directions.add(nextDirection);
|
||||
endVelocity = new PositionVector(startVelocity.getX() + nextDirection.vector.getX(), startVelocity.getY() + nextDirection.vector.getY());
|
||||
positions.add(new PositionVector(startPosition.getX() + endVelocity.getX(), startPosition.getY() + endVelocity.getY()));
|
||||
}
|
||||
|
||||
public boolean finished(){
|
||||
for(PositionVector finishPosition : track.getFinishLine()){
|
||||
if(finishPosition.equals(positions.get(positions.size()-1))){
|
||||
return true; //TODO: check direction
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
public boolean crashed() {
|
||||
try {
|
||||
if(track.willCrashAtPosition(carIndex, positions.get(positions.size()-1))){
|
||||
return true;
|
||||
}
|
||||
} catch (PositionVectorNotValid e) {
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
public boolean drivingLoop(){
|
||||
for(int i = 0; i < positions.size()-1; i++){
|
||||
if(positions.get(i).equals(positions.get(positions.size()-1))){
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
@Override
|
||||
public PositionVector.Direction nextMove() {
|
||||
pointer += 1;
|
||||
pointer -= 1;
|
||||
//TODO: Check if crash. if yes --> createMoveList();
|
||||
if (pointer < moveList.size()) {
|
||||
if (pointer >= 0) {
|
||||
return moveList.get(pointer);
|
||||
}
|
||||
return null;
|
||||
|
|
Loading…
Reference in New Issue