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WIP: Yachts now power up upon collecting an item

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Power up is speed boost x2 multiplier
Lasts 10 seconds
Do not stack

#story[1250]
This commit is contained in:
William Muir
2017-08-29 22:11:37 +12:00
parent 0d0b2e59d5
commit 4bd7291a4a
4 changed files with 42 additions and 13 deletions
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src/main/java/seng302/gameServer/GameState.java
+30 -10
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@@ -59,6 +59,8 @@ public class GameState implements Runnable {
private static final int TIME_TILL_START = 10 * 1000;
static Integer MAX_PLAYERS = 8;
private static final Long POWERUP_TIMEOUT_MS = 10_000L;
private static final Integer STATE_UPDATES_PER_SECOND = 60;
private static Double ROUNDING_DISTANCE = 50d; // TODO: 14/08/17 wmu16 - Look into this value further
private static final Double MARK_COLLISION_DISTANCE = 15d;
@@ -302,6 +304,7 @@ public class GameState implements Runnable {
}
for (ServerYacht yacht : yachts.values()) {
updateVelocity(yacht);
checkPowerUpTimeout(yacht);
yacht.runAutoPilot();
yacht.updateLocation(timeInterval);
if (yacht.getBoatStatus() != BoatStatus.FINISHED) {
@@ -319,6 +322,17 @@ public class GameState implements Runnable {
}
}
private void checkPowerUpTimeout(ServerYacht yacht) {
if (yacht.getPowerUp() != null) {
if (System.currentTimeMillis() - yacht.getPowerUpStartTime() > POWERUP_TIMEOUT_MS) {
yacht.powerDown();
logger.debug("Yacht: " + yacht.getShortName() + " powered down!");
}
}
}
/**
* Check if the yacht has crossed the course limit
*
@@ -349,7 +363,7 @@ public class GameState implements Runnable {
Double distance = GeoUtility.getDistance(token, serverYacht.getLocation());
if (distance < YACHT_COLLISION_DISTANCE) {
tokens.remove(token);
serverYacht.setPowerUp(token.getTokenType());
serverYacht.powerUp(token.getTokenType());
logger.debug("Yacht: " + serverYacht.getShortName() + " got powerup " + token
.getTokenType());
notifyMessageListeners(MessageFactory.getRaceXML());
@@ -410,25 +424,31 @@ public class GameState implements Runnable {
private void updateVelocity(ServerYacht yacht) {
Double velocity = yacht.getCurrentVelocity();
Double trueWindAngle = Math.abs(windDirection - yacht.getHeading());
Double boatSpeedInKnots = PolarTable.getBoatSpeed(getWindSpeedKnots(), trueWindAngle);
Double maxBoatSpeed = GeoUtility.knotsToMMS(boatSpeedInKnots);
if (yacht.getPowerUp() != null) {
if (yacht.getPowerUp().equals(TokenType.BOOST)) {
maxBoatSpeed *= 2;
}
}
Double currentVelocity = yacht.getCurrentVelocity();
// TODO: 15/08/17 remove magic numbers from these equations.
if (yacht.getSailIn()) {
if (velocity < maxBoatSpeed - 500) {
if (currentVelocity < maxBoatSpeed - 500) {
yacht.changeVelocity(maxBoatSpeed / 100);
} else if (velocity > maxBoatSpeed + 500) {
yacht.changeVelocity(-velocity / 200);
} else if (currentVelocity > maxBoatSpeed + 500) {
yacht.changeVelocity(-currentVelocity / 200);
} else {
yacht.setCurrentVelocity(maxBoatSpeed);
}
} else {
if (velocity > 3000) {
yacht.changeVelocity(-velocity / 200);
} else if (velocity > 100) {
yacht.changeVelocity(-velocity / 50);
} else if (velocity <= 100) {
if (currentVelocity > 3000) {
yacht.changeVelocity(-currentVelocity / 200);
} else if (currentVelocity > 100) {
yacht.changeVelocity(-currentVelocity / 50);
} else if (currentVelocity <= 100) {
yacht.setCurrentVelocity(0d);
}
}