Added basic settings support, smoother player movement, customizable guns, etc.

This commit is contained in:
Andrew Lalis 2021-06-29 09:56:41 +02:00
parent 6eeb69d500
commit f50a2d72a3
33 changed files with 704 additions and 250 deletions

View File

@ -70,7 +70,7 @@ public class Client {
player.setPosition(p.getPosition());
player.setOrientation(p.getOrientation());
player.setVelocity(p.getVelocity());
player.setGun(Gun.forType(p.getGunType()));
player.setGun(new Gun(this.world.getGunTypes().get(p.getGunTypeName())));
}
}
this.soundManager.play(update.getSoundsToPlay());
@ -92,14 +92,7 @@ public class Client {
if (this.myPlayer == null) return;
this.myPlayer.setHealth(update.getHealth());
this.myPlayer.setReloading(update.isReloading());
this.myPlayer.setGun(Gun.forType(
this.myPlayer.getGun().getType(),
update.getGunMaxClipCount(),
update.getGunClipSize(),
update.getGunBulletsPerRound(),
update.getGunCurrentClipBulletCount(),
update.getGunClipCount()
));
this.myPlayer.setGun(new Gun(this.myPlayer.getGun().getType(), update.getGunCurrentClipBulletCount(), update.getGunClipCount()));
}
public void sendPlayerState() {

View File

@ -54,6 +54,8 @@ public class MessageTransceiver extends Thread {
this.client.setPlayer(msg.getPlayer());
this.client.setWorld(msg.getWorld());
established = true;
} else if (obj instanceof ConnectionRejectedMessage msg) {
throw new IOException(msg.getMessage());
}
} catch (ClassNotFoundException e) {
e.printStackTrace();

View File

@ -9,7 +9,7 @@ public class Tester {
};
public static void main(String[] args) {
for (int i = 0; i < 1; i++) {
for (int i = 0; i < 2; i++) {
try {
new Client("localhost", 8035, names[ThreadLocalRandom.current().nextInt(names.length)]);
} catch (IOException e) {

View File

@ -50,6 +50,10 @@ public class PlayerKeyListener extends KeyAdapter {
state.setMovingRight(true);
} else if (e.getKeyCode() == KeyEvent.VK_R) {
state.setReloading(true);
} else if (e.getKeyCode() == KeyEvent.VK_SHIFT) {
state.setSprinting(true);
} else if (e.getKeyCode() == KeyEvent.VK_CONTROL) {
state.setSneaking(true);
}
this.client.sendPlayerState();
}
@ -68,6 +72,10 @@ public class PlayerKeyListener extends KeyAdapter {
state.setMovingRight(false);
} else if (e.getKeyCode() == KeyEvent.VK_R) {
state.setReloading(false);
} else if (e.getKeyCode() == KeyEvent.VK_SHIFT) {
state.setSprinting(false);
} else if (e.getKeyCode() == KeyEvent.VK_CONTROL) {
state.setSneaking(false);
}
this.client.sendPlayerState();
}

View File

@ -3,7 +3,6 @@ package nl.andrewlalis.aos_client.view;
import nl.andrewlalis.aos_client.Client;
import nl.andrewlalis.aos_core.model.*;
import nl.andrewlalis.aos_core.model.tools.Gun;
import nl.andrewlalis.aos_core.model.tools.GunType;
import nl.andrewlalis.aos_core.net.chat.ChatMessage;
import nl.andrewlalis.aos_core.net.chat.PlayerChatMessage;
import nl.andrewlalis.aos_core.net.chat.SystemChatMessage;
@ -148,12 +147,7 @@ public class GamePanel extends JPanel {
}
private void drawGun(Graphics2D g2, Gun gun) {
g2.setColor(Color.GRAY);
if (gun.getType() == GunType.RIFLE) {
g2.setColor(new Color(59, 43, 0));
} else if (gun.getType() == GunType.SHOTGUN) {
g2.setColor(new Color(18, 18, 17));
}
g2.setColor(Color.decode(gun.getType().getColor()));
Rectangle2D.Double gunBarrel = new Rectangle2D.Double(
0,
0.5,
@ -235,8 +229,8 @@ public class GamePanel extends JPanel {
g2.drawString("Reloading...", 5, this.getHeight() - 10);
}
Gun gun = myPlayer.getGun();
g2.drawString("Clips: " + gun.getClipCount() + " / " + gun.getMaxClipCount(), 5, this.getHeight() - 20);
g2.drawString("Bullets: " + gun.getCurrentClipBulletCount() + " / " + gun.getClipSize(), 5, this.getHeight() - 30);
g2.drawString("Clips: " + gun.getClipCount() + " / " + gun.getType().getMaxClipCount(), 5, this.getHeight() - 20);
g2.drawString("Bullets: " + gun.getCurrentClipBulletCount() + " / " + gun.getType().getClipSize(), 5, this.getHeight() - 30);
if (myPlayer.getHealth() >= 66.0f) {
g2.setColor(Color.GREEN);
} else if (myPlayer.getHealth() >= 33.0f) {

View File

@ -26,4 +26,19 @@
</plugins>
</build>
<dependencies>
<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.12.3</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.dataformat/jackson-dataformat-yaml -->
<dependency>
<groupId>com.fasterxml.jackson.dataformat</groupId>
<artifactId>jackson-dataformat-yaml</artifactId>
<version>2.12.3</version>
</dependency>
</dependencies>
</project>

View File

@ -7,6 +7,9 @@ import java.util.Random;
import java.util.concurrent.ThreadLocalRandom;
public record Vec2(float x, float y) implements Serializable {
public static final Vec2 ZERO = new Vec2(0, 0);
public static final Vec2 UP = new Vec2(0, -1);
public float mag() {
return (float) Math.sqrt(x * x + y * y);

View File

@ -3,28 +3,35 @@ package nl.andrewlalis.aos_core.model;
import nl.andrewlalis.aos_core.geom.Vec2;
import nl.andrewlalis.aos_core.model.tools.Gun;
import java.util.Random;
import java.util.concurrent.ThreadLocalRandom;
public class Bullet extends PhysicsObject {
private final int playerId;
private final Player player;
private final Gun gun;
public Bullet(Player player) {
this.playerId = player.getId();
this.player = player;
this.setPosition(player.getPosition()
.add(player.getOrientation().mul(1.5f))
.add(player.getOrientation().perp().mul(Player.RADIUS))
);
this.setOrientation(player.getOrientation());
Vec2 perturbation = Vec2.random(-1, 1).mul(player.getGun().getAccuracy());
this.setVelocity(this.getOrientation().add(perturbation).mul(player.getGun().getBulletSpeed()));
float accuracy = player.getGun().getType().getAccuracy();
if (player.isSneaking()) {
accuracy *= Player.SNEAK_ACCURACY_MODIFIER;
} else if (player.isSprinting()) {
accuracy *= Player.SPRINT_ACCURACY_MODIFIER;
}
Vec2 perturbation = Vec2.random(-1, 1).mul(accuracy);
Vec2 localVelocity = this.getOrientation().add(perturbation).mul(player.getGun().getType().getBulletSpeed());
this.setVelocity(player.getVelocity().add(localVelocity));
this.gun = player.getGun();
}
public Bullet(Vec2 position, Vec2 velocity) {
super(position, new Vec2(0, -1), velocity);
this.playerId = -1;
this.player = null;
this.gun = null;
}
@ -32,6 +39,10 @@ public class Bullet extends PhysicsObject {
return playerId;
}
public Player getPlayer() {
return player;
}
public Gun getGun() {
return gun;
}

View File

@ -2,14 +2,23 @@ package nl.andrewlalis.aos_core.model;
import nl.andrewlalis.aos_core.geom.Vec2;
import nl.andrewlalis.aos_core.model.tools.Gun;
import nl.andrewlalis.aos_core.model.tools.GunType;
import java.util.Objects;
public class Player extends PhysicsObject implements Comparable<Player> {
public static final float MOVEMENT_SPEED = 10; // Movement speed, in m/s
public static final float MOVEMENT_SPEED_SPRINT = 18;
public static final float MOVEMENT_SPEED_SNEAK = 5;
public static final float MOVEMENT_ACCELERATION = 60; // Acceleration speed, in m/s^2.
public static final float MOVEMENT_THRESHOLD = 0.001f; // Threshold for stopping movement. Speeds slower than this are reduced to 0.
public static final float MOVEMENT_DECELERATION = 30; // Deceleration speed, in m/s^2.
public static final float RADIUS = 0.5f; // Collision radius, in meters.
public static final float RESUPPLY_COOLDOWN = 30; // Seconds between allowing resupply.
public static final float MAX_HEALTH = 100.0f;
public static final float HEALTH_REGEN_RATE = 1.0f; // How quickly players regenerate health over time.
public static final float SNEAK_ACCURACY_MODIFIER = 0.5f;
public static final float SPRINT_ACCURACY_MODIFIER = 1.5f;
private final int id;
private final String name;
@ -23,12 +32,12 @@ public class Player extends PhysicsObject implements Comparable<Player> {
private boolean reloading;
private transient long lastResupply;
public Player(int id, String name, Team team) {
public Player(int id, String name, Team team, GunType gunType) {
this.id = id;
this.name = name;
this.team = team;
this.state = new PlayerControlState();
this.gun = Gun.ak47();
this.gun = new Gun(gunType);
this.health = MAX_HEALTH;
this.useWeapon();
this.lastShot = System.currentTimeMillis();
@ -79,7 +88,7 @@ public class Player extends PhysicsObject implements Comparable<Player> {
!this.state.isReloading() &&
!this.reloading &&
this.gun.getCurrentClipBulletCount() > 0 &&
this.lastShot + ((long) (this.gun.getShotCooldownTime() * 1000)) < System.currentTimeMillis() &&
this.lastShot + ((long) (this.gun.getType().getShotCooldownTime() * 1000)) < System.currentTimeMillis() &&
(this.getTeam() == null || this.getTeam().getSpawnPoint().dist(this.getPosition()) > Team.SPAWN_RADIUS);
}
@ -100,10 +109,7 @@ public class Player extends PhysicsObject implements Comparable<Player> {
public boolean isReloadingComplete() {
long msSinceStart = System.currentTimeMillis() - this.reloadingStartedAt;
if (msSinceStart > this.gun.getReloadTime() * 1000) {
return true;
}
return false;
return msSinceStart > this.gun.getType().getReloadTime() * 1000;
}
public boolean isReloading() {
@ -138,6 +144,16 @@ public class Player extends PhysicsObject implements Comparable<Player> {
}
}
public boolean isSneaking() {
return this.state.isSneaking() &&
!this.state.isSprinting();
}
public boolean isSprinting() {
return this.state.isSprinting() &&
!this.state.isSneaking();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;

View File

@ -11,6 +11,8 @@ public class PlayerControlState implements Serializable {
boolean movingRight;
boolean movingForward;
boolean movingBackward;
boolean sprinting;
boolean sneaking;
boolean shooting;
boolean reloading;
@ -49,6 +51,22 @@ public class PlayerControlState implements Serializable {
this.movingBackward = movingBackward;
}
public boolean isSprinting() {
return sprinting;
}
public void setSprinting(boolean sprinting) {
this.sprinting = sprinting;
}
public boolean isSneaking() {
return sneaking;
}
public void setSneaking(boolean sneaking) {
this.sneaking = sneaking;
}
public boolean isShooting() {
return shooting;
}
@ -73,19 +91,6 @@ public class PlayerControlState implements Serializable {
this.mouseLocation = mouseLocation;
}
@Override
public String toString() {
return "PlayerControlState{" +
"movingLeft=" + movingLeft +
", movingRight=" + movingRight +
", movingForward=" + movingForward +
", movingBackward=" + movingBackward +
", shooting=" + shooting +
", reloading=" + reloading +
", mouseLocation=" + mouseLocation +
'}';
}
public byte[] toBytes() {
ByteBuffer buffer = ByteBuffer.allocate(Integer.BYTES + 2 * Float.BYTES);
int flags = 0;
@ -95,6 +100,8 @@ public class PlayerControlState implements Serializable {
if (this.movingBackward) flags |= 8;
if (this.shooting) flags |= 16;
if (this.reloading) flags |= 32;
if (this.sprinting) flags |= 64;
if (this.sneaking) flags |= 128;
buffer.putInt(flags);
buffer.putFloat(this.mouseLocation.x());
buffer.putFloat(this.mouseLocation.y());
@ -111,6 +118,8 @@ public class PlayerControlState implements Serializable {
s.movingBackward = (flags & 8) > 0;
s.shooting = (flags & 16) > 0;
s.reloading = (flags & 32) > 0;
s.sprinting = (flags & 64) > 0;
s.sneaking = (flags & 128) > 0;
s.mouseLocation = new Vec2(buffer.getFloat(), buffer.getFloat());
return s;
}

View File

@ -10,6 +10,7 @@ import java.util.List;
public class Team implements Serializable {
public static final float SPAWN_RADIUS = 3;
public static final float SUPPLY_POINT_RADIUS = 2;
public static final boolean FRIENDLY_FIRE = false;
private final String name;
private final java.awt.Color color;

View File

@ -1,10 +1,10 @@
package nl.andrewlalis.aos_core.model;
import nl.andrewlalis.aos_core.geom.Vec2;
import nl.andrewlalis.aos_core.model.tools.GunType;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
@ -17,19 +17,18 @@ public class World implements Serializable {
private final Vec2 size;
private final List<Team> teams;
private final Map<String, GunType> gunTypes;
private final Map<Integer, Player> players;
private final List<Bullet> bullets;
private final List<Barricade> barricades;
private final List<String> soundsToPlay;
public World(Vec2 size) {
this.size = size;
this.teams = new ArrayList<>();
this.gunTypes = new ConcurrentHashMap<>();
this.players = new ConcurrentHashMap<>();
this.bullets = new CopyOnWriteArrayList<>();
this.barricades = new ArrayList<>();
this.soundsToPlay = new ArrayList<>();
}
public Vec2 getSize() {
@ -40,6 +39,10 @@ public class World implements Serializable {
return teams;
}
public Map<String, GunType> getGunTypes() {
return gunTypes;
}
public Map<Integer, Player> getPlayers() {
return this.players;
}
@ -51,8 +54,4 @@ public class World implements Serializable {
public List<Barricade> getBarricades() {
return barricades;
}
public List<String> getSoundsToPlay() {
return soundsToPlay;
}
}

View File

@ -3,48 +3,7 @@ package nl.andrewlalis.aos_core.model.tools;
import java.io.Serializable;
public class Gun implements Serializable {
private final GunType type;
/**
* Maximum number of clips a player can carry when using this gun.
*/
private final int maxClipCount;
/**
* Number of bullets in each clip.
*/
private final int clipSize;
/**
* Number of bullets that are fired simultaneously per round. Usually only
* shotguns fire multiple.
*/
private final int bulletsPerRound;
/**
* How accurate shots from this gun are.
*/
private final float accuracy;
/**
* How long (in seconds) to wait after each shot, before another is shot.
*/
private final float shotCooldownTime;
/**
* How long (in seconds) for reloading a new clip.
*/
private final float reloadTime;
/**
* How fast the bullet travels (in m/s).
*/
private final float bulletSpeed;
/**
* How much damage the bullet does for a direct hit.
*/
private final float baseDamage;
GunType type;
/**
* Number of bullets left in the current clip.
@ -55,57 +14,20 @@ public class Gun implements Serializable {
*/
private int clipCount;
private Gun(GunType type, int maxClipCount, int clipSize, int bulletsPerRound, float accuracy, float shotCooldownTime, float reloadTime, float bulletSpeed, float baseDamage) {
public Gun(GunType type, int currentClipBulletCount, int clipCount) {
this.type = type;
this.maxClipCount = maxClipCount;
this.clipSize = clipSize;
this.bulletsPerRound = bulletsPerRound;
this.accuracy = accuracy;
this.shotCooldownTime = shotCooldownTime;
this.reloadTime = reloadTime;
this.bulletSpeed = bulletSpeed;
this.baseDamage = baseDamage;
this.currentClipBulletCount = currentClipBulletCount;
this.clipCount = clipCount;
}
this.currentClipBulletCount = 0;
this.clipCount = maxClipCount;
public Gun(GunType type) {
this(type, 0, type.getMaxClipCount());
}
public GunType getType() {
return type;
}
public int getMaxClipCount() {
return maxClipCount;
}
public int getClipSize() {
return clipSize;
}
public int getBulletsPerRound() {
return bulletsPerRound;
}
public float getAccuracy() {
return accuracy;
}
public float getShotCooldownTime() {
return shotCooldownTime;
}
public float getReloadTime() {
return reloadTime;
}
public float getBulletSpeed() {
return bulletSpeed;
}
public float getBaseDamage() {
return baseDamage;
}
public int getCurrentClipBulletCount() {
return currentClipBulletCount;
}
@ -115,7 +37,7 @@ public class Gun implements Serializable {
}
public void refillClips() {
this.clipCount = this.maxClipCount;
this.clipCount = this.type.getMaxClipCount();
}
public void decrementBulletCount() {
@ -133,36 +55,7 @@ public class Gun implements Serializable {
public void reload() {
if (this.clipCount > 0) {
this.clipCount--;
this.currentClipBulletCount = this.clipSize;
this.currentClipBulletCount = this.type.getClipSize();
}
}
/**
* Helper method to obtain a "dummy" gun for client-side rendering.
* TODO: Improve cleanliness so this isn't necessary.
* @param type The type of gun.
* @return The gun.
*/
public static Gun forType(GunType type) {
return new Gun(type, -1, -1, -1, -1, -1, -1, -1, -1);
}
public static Gun forType(GunType type, int maxClipCount, int clipSize, int bulletsPerRound, int currentClipBulletCount, int clipCount) {
Gun g = new Gun(type, maxClipCount, clipSize, bulletsPerRound, -1, -1, -1, -1, -1);
g.currentClipBulletCount = currentClipBulletCount;
g.clipCount = clipCount;
return g;
}
public static Gun ak47() {
return new Gun(GunType.SMG, 4, 30, 1, 0.10f, 0.05f, 1.2f, 90, 40);
}
public static Gun m1Garand() {
return new Gun(GunType.RIFLE, 6, 8, 1, 0.02f, 0.75f, 1.5f, 150, 100);
}
public static Gun winchester() {
return new Gun(GunType.SHOTGUN, 8, 4, 3, 0.15f, 0.5f, 2.0f, 75, 60);
}
}

View File

@ -0,0 +1,24 @@
package nl.andrewlalis.aos_core.model.tools;
public enum GunCategory {
SHOTGUN(0),
SMG(1),
RIFLE(2);
private final byte code;
GunCategory(int code) {
this.code = (byte) code;
}
public byte getCode() {
return code;
}
public static GunCategory get(byte code) {
for (var val : values()) {
if (val.code == code) return val;
}
return null;
}
}

View File

@ -1,24 +1,113 @@
package nl.andrewlalis.aos_core.model.tools;
public enum GunType {
SHOTGUN(0),
SMG(1),
RIFLE(2);
import java.io.Serializable;
private final byte code;
/**
* Relatively constant configuration information about a particular type of gun,
* while not including state data for any single gun.
*/
public class GunType implements Serializable {
/**
* The name of this type of gun. Should be unique among all guns in a world.
*/
private final String name;
/**
* The category of gun.
*/
private final GunCategory category;
/**
* The color of this type of gun, in hex.
*/
private final String color;
/**
* Maximum number of clips a player can carry when using this gun.
*/
private final int maxClipCount;
/**
* Number of bullets in each clip.
*/
private final int clipSize;
/**
* Number of bullets that are fired simultaneously per round. Usually only
* shotguns fire multiple.
*/
private final int bulletsPerRound;
/**
* How accurate shots from this gun are. 0 = never miss, 1 = complete random.
*/
private final float accuracy;
/**
* How long (in seconds) to wait after each shot, before another is shot.
*/
private final float shotCooldownTime;
/**
* How long (in seconds) for reloading a new clip.
*/
private final float reloadTime;
/**
* How fast the bullet travels (in m/s).
*/
private final float bulletSpeed;
/**
* How much damage the bullet does for a direct hit.
*/
private final float baseDamage;
GunType(int code) {
this.code = (byte) code;
public GunType(String name, GunCategory category, String color, int maxClipCount, int clipSize, int bulletsPerRound, float accuracy, float shotCooldownTime, float reloadTime, float bulletSpeed, float baseDamage) {
this.name = name;
this.category = category;
this.color = color;
this.maxClipCount = maxClipCount;
this.clipSize = clipSize;
this.bulletsPerRound = bulletsPerRound;
this.accuracy = accuracy;
this.shotCooldownTime = shotCooldownTime;
this.reloadTime = reloadTime;
this.bulletSpeed = bulletSpeed;
this.baseDamage = baseDamage;
}
public byte getCode() {
return code;
public String getName() {
return name;
}
public static GunType get(byte code) {
for (var val : values()) {
if (val.code == code) return val;
public GunCategory getCategory() {
return category;
}
return null;
public String getColor() {
return color;
}
public int getMaxClipCount() {
return maxClipCount;
}
public int getClipSize() {
return clipSize;
}
public int getBulletsPerRound() {
return bulletsPerRound;
}
public float getAccuracy() {
return accuracy;
}
public float getShotCooldownTime() {
return shotCooldownTime;
}
public float getReloadTime() {
return reloadTime;
}
public float getBulletSpeed() {
return bulletSpeed;
}
public float getBaseDamage() {
return baseDamage;
}
}

View File

@ -0,0 +1,14 @@
package nl.andrewlalis.aos_core.net;
public class ConnectionRejectedMessage extends Message {
private final String message;
public ConnectionRejectedMessage(String message) {
super(Type.CONNECTION_REJECTED);
this.message = message;
}
public String getMessage() {
return message;
}
}

View File

@ -7,5 +7,6 @@ public enum Type {
PLAYER_JOINED,
PLAYER_LEFT,
PLAYER_TEAM_CHANGE,
SERVER_SHUTDOWN
SERVER_SHUTDOWN,
CONNECTION_REJECTED
}

View File

@ -20,9 +20,9 @@ public class PlayerDetailUpdate {
this.health = player.getHealth();
this.reloading = player.isReloading();
this.gunMaxClipCount = player.getGun().getMaxClipCount();
this.gunClipSize = player.getGun().getClipSize();
this.gunBulletsPerRound = player.getGun().getBulletsPerRound();
this.gunMaxClipCount = player.getGun().getType().getMaxClipCount();
this.gunClipSize = player.getGun().getType().getClipSize();
this.gunBulletsPerRound = player.getGun().getType().getBulletsPerRound();
this.gunCurrentClipBulletCount = player.getGun().getCurrentClipBulletCount();
this.gunClipCount = player.getGun().getClipCount();
}

View File

@ -2,12 +2,15 @@ package nl.andrewlalis.aos_core.net.data;
import nl.andrewlalis.aos_core.geom.Vec2;
import nl.andrewlalis.aos_core.model.Player;
import nl.andrewlalis.aos_core.model.tools.GunType;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
/**
* The data that's sent to all clients about a player, and contains only the
* information needed to render the player on the screen.
*/
public class PlayerUpdate {
public static final int BYTES = Integer.BYTES + 6 * Float.BYTES + 1;
@ -15,22 +18,22 @@ public class PlayerUpdate {
private final Vec2 position;
private final Vec2 orientation;
private final Vec2 velocity;
private final GunType gunType;
private final String gunTypeName;
public PlayerUpdate(Player player) {
this.id = player.getId();
this.position = player.getPosition();
this.orientation = player.getOrientation();
this.velocity = player.getVelocity();
this.gunType = player.getGun().getType();
this.gunTypeName = player.getGun().getType().getName();
}
public PlayerUpdate(int id, Vec2 position, Vec2 orientation, Vec2 velocity, GunType gunType) {
public PlayerUpdate(int id, Vec2 position, Vec2 orientation, Vec2 velocity, String gunTypeName) {
this.id = id;
this.position = position;
this.orientation = orientation;
this.velocity = velocity;
this.gunType = gunType;
this.gunTypeName = gunTypeName;
}
public int getId() {
@ -49,8 +52,8 @@ public class PlayerUpdate {
return velocity;
}
public GunType getGunType() {
return gunType;
public String getGunTypeName() {
return gunTypeName;
}
public void write(DataOutputStream out) throws IOException {
@ -61,16 +64,17 @@ public class PlayerUpdate {
out.writeFloat(this.orientation.y());
out.writeFloat(this.velocity.x());
out.writeFloat(this.velocity.y());
out.writeByte(this.gunType.getCode());
out.writeInt(this.gunTypeName.length());
out.writeBytes(this.gunTypeName);
}
public static PlayerUpdate read(DataInputStream in) throws IOException {
return new PlayerUpdate(
in.readInt(),
Vec2.read(in),
Vec2.read(in),
Vec2.read(in),
GunType.get(in.readByte())
);
int id = in.readInt();
Vec2 position = Vec2.read(in);
Vec2 orientation = Vec2.read(in);
Vec2 velocity = Vec2.read(in);
int gunTypeNameLength = in.readInt();
String gunTypeName = new String(in.readNBytes(gunTypeNameLength));
return new PlayerUpdate(id, position, orientation, velocity, gunTypeName);
}
}

View File

@ -2,4 +2,8 @@ module aos_server {
requires java.logging;
requires aos_core;
requires java.desktop;
requires com.fasterxml.jackson.databind;
requires com.fasterxml.jackson.dataformat.yaml;
opens nl.andrewlalis.aos_server.settings to com.fasterxml.jackson.databind;
}

View File

@ -3,6 +3,7 @@ package nl.andrewlalis.aos_server;
import nl.andrewlalis.aos_core.model.Player;
import nl.andrewlalis.aos_core.net.chat.ChatMessage;
import nl.andrewlalis.aos_core.net.chat.PlayerChatMessage;
import nl.andrewlalis.aos_server.command.GunsCommand;
import nl.andrewlalis.aos_server.command.ResetCommand;
import nl.andrewlalis.aos_server.command.chat.ChatCommand;
import nl.andrewlalis.aos_server.command.chat.GunCommand;
@ -25,6 +26,7 @@ public class ChatManager {
this.chatCommands = new ConcurrentHashMap<>();
this.chatCommands.put("gun", new GunCommand());
this.chatCommands.put("reset", new ResetCommand(server));
this.chatCommands.put("guns", new GunsCommand(server));
}
public void handlePlayerChat(ClientHandler handler, Player player, ChatMessage msg) {

View File

@ -1,10 +1,7 @@
package nl.andrewlalis.aos_server;
import nl.andrewlalis.aos_core.model.Player;
import nl.andrewlalis.aos_core.net.IdentMessage;
import nl.andrewlalis.aos_core.net.Message;
import nl.andrewlalis.aos_core.net.PlayerRegisteredMessage;
import nl.andrewlalis.aos_core.net.Type;
import nl.andrewlalis.aos_core.net.*;
import nl.andrewlalis.aos_core.net.chat.ChatMessage;
import java.io.EOFException;
@ -53,6 +50,10 @@ public class ClientHandler extends Thread {
* @throws IOException If initialization could not be completed.
*/
private void initializeConnection() throws IOException {
if (this.server.getPlayerCount() > this.server.getSettings().getMaxPlayers()) {
this.send(new ConnectionRejectedMessage("Server is full."));
throw new IOException("Client cannot join because server is full.");
}
boolean connectionEstablished = false;
int attempts = 0;
while (!connectionEstablished && attempts < 100) {
@ -74,6 +75,10 @@ public class ClientHandler extends Thread {
}
}
public Server getServer() {
return server;
}
public Player getPlayer() {
return player;
}
@ -132,7 +137,7 @@ public class ClientHandler extends Thread {
this.server.getChatManager().handlePlayerChat(this, this.player, (ChatMessage) msg);
}
} catch (SocketException e) {
if (e.getMessage().equals("Socket closed")) {
if (e.getMessage().equals("Socket closed") | e.getMessage().equals("Connection reset")) {
this.shutdown();
} else {
e.printStackTrace();

View File

@ -1,7 +1,13 @@
package nl.andrewlalis.aos_server;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.PropertyNamingStrategies;
import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
import nl.andrewlalis.aos_core.geom.Vec2;
import nl.andrewlalis.aos_core.model.*;
import nl.andrewlalis.aos_core.model.tools.GunCategory;
import nl.andrewlalis.aos_core.model.tools.GunType;
import nl.andrewlalis.aos_core.net.Message;
import nl.andrewlalis.aos_core.net.PlayerUpdateMessage;
import nl.andrewlalis.aos_core.net.Type;
@ -10,6 +16,7 @@ import nl.andrewlalis.aos_core.net.data.DataTypes;
import nl.andrewlalis.aos_core.net.data.PlayerDetailUpdate;
import nl.andrewlalis.aos_core.net.data.WorldUpdate;
import nl.andrewlalis.aos_core.util.ByteUtils;
import nl.andrewlalis.aos_server.settings.ServerSettings;
import java.awt.*;
import java.io.IOException;
@ -17,12 +24,11 @@ import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketException;
import java.util.List;
import java.util.Scanner;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.ThreadLocalRandom;
public class Server {
public static final int DEFAULT_PORT = 8035;
private final ServerSettings settings;
private final List<ClientHandler> clientHandlers;
private final ServerSocket serverSocket;
@ -34,10 +40,11 @@ public class Server {
private volatile boolean running;
public Server(int port) throws IOException {
public Server(ServerSettings settings) throws IOException {
this.settings = settings;
this.clientHandlers = new CopyOnWriteArrayList<>();
this.serverSocket = new ServerSocket(port);
this.dataTransceiver = new DataTransceiver(this, port);
this.serverSocket = new ServerSocket(settings.getPort());
this.dataTransceiver = new DataTransceiver(this, settings.getPort());
this.cli = new ServerCli(this);
this.world = new World(new Vec2(50, 70));
this.initWorld();
@ -45,7 +52,27 @@ public class Server {
this.chatManager = new ChatManager(this);
}
public ServerSettings getSettings() {
return settings;
}
private void initWorld() {
for (var gs : this.settings.getGunSettings()) {
this.world.getGunTypes().put(gs.getName(), new GunType(
gs.getName(),
GunCategory.valueOf(gs.getCategory().toUpperCase()),
gs.getColor(),
gs.getMaxClipCount(),
gs.getClipSize(),
gs.getBulletsPerRound(),
gs.getAccuracy(),
gs.getShotCooldownTime(),
gs.getReloadTime(),
gs.getBulletSpeed(),
gs.getBaseDamage()
));
}
world.getBarricades().add(new Barricade(10, 10, 30, 5));
world.getBarricades().add(new Barricade(10, 55, 30, 5));
world.getBarricades().add(new Barricade(20, 30, 10, 10));
@ -76,6 +103,10 @@ public class Server {
return chatManager;
}
public int getPlayerCount() {
return this.clientHandlers.size();
}
public void acceptClientConnection() {
try {
Socket socket = this.serverSocket.accept();
@ -100,7 +131,7 @@ public class Server {
team = t;
}
}
Player p = new Player(id, name, team);
Player p = new Player(id, name, team, this.world.getGunTypes().get(this.settings.getPlayerSettings().getDefaultGun()));
this.world.getPlayers().put(p.getId(), p);
String message = p.getName() + " connected.";
this.broadcastMessage(new SystemChatMessage(SystemChatMessage.Level.INFO, message));
@ -215,20 +246,11 @@ public class Server {
public static void main(String[] args) throws IOException {
System.out.println("Enter the port number to start the server on, or blank for default (" + DEFAULT_PORT + "):");
Scanner sc = new Scanner(System.in);
String input = sc.nextLine();
int port = DEFAULT_PORT;
if (input != null && !input.isBlank()) {
try {
port = Integer.parseInt(input.trim());
} catch (NumberFormatException e) {
System.err.println("Invalid port.");
return;
}
}
Server server = new Server(port);
ObjectMapper mapper = new ObjectMapper(new YAMLFactory());
mapper.setPropertyNamingStrategy(PropertyNamingStrategies.KEBAB_CASE);
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
var settings = mapper.readValue(Server.class.getClassLoader().getResourceAsStream("default_settings.yaml"), ServerSettings.class);
Server server = new Server(settings);
server.run();
}
}

View File

@ -27,6 +27,7 @@ public class ServerCli extends Thread {
this.commands.put("list", new ListPlayersCommand(server));
this.commands.put("kick", new KickCommand(server));
this.commands.put("guns", new GunsCommand(server));
}
public void shutdown() {

View File

@ -2,7 +2,7 @@ package nl.andrewlalis.aos_server;
import nl.andrewlalis.aos_core.geom.Vec2;
import nl.andrewlalis.aos_core.model.*;
import nl.andrewlalis.aos_core.model.tools.GunType;
import nl.andrewlalis.aos_core.model.tools.GunCategory;
import nl.andrewlalis.aos_core.net.chat.SystemChatMessage;
import nl.andrewlalis.aos_core.net.data.Sound;
import nl.andrewlalis.aos_core.net.data.SoundType;
@ -12,6 +12,12 @@ import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ThreadLocalRandom;
/**
* The world updater thread is responsible for periodically updating the server
* world data in a "tick" method. At each tick, we compute physics updates for
* every player, bullet, and other movable object in the world, and check for
* various interactions.
*/
public class WorldUpdater extends Thread {
public static final double TARGET_TPS = 120.0;
public static final double MS_PER_TICK = 1000.0 / TARGET_TPS;
@ -66,6 +72,7 @@ public class WorldUpdater extends Thread {
for (Player p : this.world.getPlayers().values()) {
this.updatePlayerMovement(p, t);
this.updatePlayerShooting(p);
p.setHealth(Math.min(p.getHealth() + Player.HEALTH_REGEN_RATE * t, Player.MAX_HEALTH));
this.worldUpdate.addPlayer(p);
}
}
@ -79,18 +86,64 @@ public class WorldUpdater extends Thread {
}
p.setOrientation(newOrientation);
}
float vx = 0;
float vy = 0;
if (p.getState().isMovingForward()) vy += Player.MOVEMENT_SPEED;
if (p.getState().isMovingBackward()) vy -= Player.MOVEMENT_SPEED;
if (p.getState().isMovingLeft()) vx -= Player.MOVEMENT_SPEED;
if (p.getState().isMovingRight()) vx += Player.MOVEMENT_SPEED;
Vec2 forwardVector = new Vec2(0, -1);
Vec2 forward = Vec2.UP;
if (p.getTeam() != null) {
forwardVector = p.getTeam().getOrientation();
forward = p.getTeam().getOrientation();
}
Vec2 leftVector = forwardVector.perp();
Vec2 newPos = p.getPosition().add(forwardVector.mul(vy * t)).add(leftVector.mul(vx * t));
Vec2 left = forward.perp();
// Compute changes to player velocity due to control input.
Vec2 localVelocity = p.getVelocity().rotate(-left.angle());
float vx = localVelocity.x();
float vy = localVelocity.y();
if (p.getState().isMovingForward()) {
vy -= Player.MOVEMENT_ACCELERATION * t;
}
if (p.getState().isMovingBackward()) {
vy += Player.MOVEMENT_ACCELERATION * t;
}
if (p.getState().isMovingLeft()) {
vx -= Player.MOVEMENT_ACCELERATION * t;
}
if (p.getState().isMovingRight()) {
vx += Player.MOVEMENT_ACCELERATION * t;
}
// Compute deceleration.
if (p.getState().isMovingForward() == p.getState().isMovingBackward()) {
if (vy > 0) {
vy = Math.max(0.0f, vy - Player.MOVEMENT_DECELERATION * t);
} else {
vy = Math.min(0.0f, vy + Player.MOVEMENT_DECELERATION * t);
}
}
if (p.getState().isMovingLeft() == p.getState().isMovingRight()) {
if (vx > 0) {
vx = Math.max(0.0f, vx - Player.MOVEMENT_DECELERATION * t);
} else {
vx = Math.min(0.0f, vx + Player.MOVEMENT_DECELERATION * t);
}
}
Vec2 newLocalVelocity = new Vec2(vx, vy);
if (newLocalVelocity.mag() < Player.MOVEMENT_THRESHOLD) {
newLocalVelocity = Vec2.ZERO;
}
float speedLimit;
if (p.isSprinting()) {
speedLimit = Player.MOVEMENT_SPEED_SPRINT;
} else if (p.isSneaking()) {
speedLimit = Player.MOVEMENT_SPEED_SNEAK;
} else {
speedLimit = Player.MOVEMENT_SPEED;
}
if (newLocalVelocity.mag() > speedLimit) {
newLocalVelocity = newLocalVelocity.mul(speedLimit / newLocalVelocity.mag());
}
p.setVelocity(newLocalVelocity.rotate(left.angle()));
Vec2 newPos = p.getPosition().add(p.getVelocity().mul(t));
float nx = newPos.x();
float ny = newPos.y();
@ -130,15 +183,15 @@ public class WorldUpdater extends Thread {
private void updatePlayerShooting(Player p) {
if (p.canUseWeapon()) {
for (int i = 0; i < p.getGun().getBulletsPerRound(); i++) {
for (int i = 0; i < p.getGun().getType().getBulletsPerRound(); i++) {
Bullet b = new Bullet(p);
this.world.getBullets().add(b);
this.worldUpdate.addBullet(b);
}
SoundType soundType = SoundType.SHOT_SMG;
if (p.getGun().getType() == GunType.RIFLE) {
if (p.getGun().getType().getCategory() == GunCategory.RIFLE) {
soundType = SoundType.SHOT_RIFLE;
} else if (p.getGun().getType() == GunType.SHOTGUN) {
} else if (p.getGun().getType().getCategory() == GunCategory.SHOTGUN) {
soundType = SoundType.SHOT_SHOTGUN;
}
this.worldUpdate.addSound(new Sound(p.getPosition(), 1.0f, soundType));
@ -184,13 +237,20 @@ public class WorldUpdater extends Thread {
float y2 = b.getPosition().y();
float lineDist = oldPos.dist(b.getPosition());
for (Player p : this.world.getPlayers().values()) {
if (
!server.getSettings().getTeamSettings().friendlyFireEnabled() &&
b.getPlayer() != null && p.getTeam() != null &&
p.getTeam().equals(b.getPlayer().getTeam())
) {
continue; // Don't check collisions against teammates if friendly fire is off.
}
float n = ((p.getPosition().x() - x1) * (x2 - x1) + (p.getPosition().y() - y1) * (y2 - y1)) / lineDist;
n = Math.max(Math.min(n, 1), 0);
double dist = p.getPosition().dist(new Vec2(x1 + n * (x2 - x1), y1 + n * (y2 - y1)));
if (dist < Player.RADIUS && (p.getTeam() == null || p.getTeam().getSpawnPoint().dist(p.getPosition()) > Team.SPAWN_RADIUS)) {
// Player was shot!
float damage = (float) (((Player.RADIUS - dist) / Player.RADIUS) * b.getGun().getBaseDamage());
float damage = (float) (((Player.RADIUS - dist) / Player.RADIUS) * b.getGun().getType().getBaseDamage());
p.takeDamage(damage);
if (p.getHealth() == 0.0f) {
Player shooter = this.world.getPlayers().get(b.getPlayerId());

View File

@ -0,0 +1,31 @@
package nl.andrewlalis.aos_server.command;
import nl.andrewlalis.aos_core.model.Player;
import nl.andrewlalis.aos_core.model.tools.GunType;
import nl.andrewlalis.aos_core.net.chat.SystemChatMessage;
import nl.andrewlalis.aos_server.ClientHandler;
import nl.andrewlalis.aos_server.Server;
import nl.andrewlalis.aos_server.command.chat.ChatCommand;
import java.util.stream.Collectors;
public class GunsCommand implements Command, ChatCommand {
private final Server server;
public GunsCommand(Server server) {
this.server = server;
}
@Override
public void execute(String[] args) {
for (var gunType : this.server.getWorld().getGunTypes().values()) {
System.out.println(gunType.getName());
}
}
@Override
public void execute(ClientHandler handler, Player player, String[] args) {
String msg = handler.getServer().getWorld().getGunTypes().values().stream().map(GunType::getName).collect(Collectors.joining(", "));
handler.send(new SystemChatMessage(SystemChatMessage.Level.INFO, msg));
}
}

View File

@ -27,7 +27,7 @@ public class ListPlayersCommand implements Command {
player.getTeam() == null ? "none" : player.getTeam().getName(),
player.getHealth(),
Player.MAX_HEALTH,
player.getGun().getType().name()
player.getGun().getType().getName()
))
.collect(Collectors.joining("\n"));
System.out.println(message);

View File

@ -2,23 +2,32 @@ package nl.andrewlalis.aos_server.command.chat;
import nl.andrewlalis.aos_core.model.Player;
import nl.andrewlalis.aos_core.model.tools.Gun;
import nl.andrewlalis.aos_core.model.tools.GunType;
import nl.andrewlalis.aos_core.net.chat.SystemChatMessage;
import nl.andrewlalis.aos_server.ClientHandler;
import java.util.Locale;
public class GunCommand implements ChatCommand {
@Override
public void execute(ClientHandler handler, Player player, String[] args) {
if (args.length < 1) {
handler.send(new SystemChatMessage(SystemChatMessage.Level.WARNING, "No gun name specified."));
return;
}
String gunName = args[0];
if (gunName.equalsIgnoreCase("smg")) {
player.setGun(Gun.ak47());
} else if (gunName.equalsIgnoreCase("rifle")) {
player.setGun(Gun.m1Garand());
} else if (gunName.equalsIgnoreCase("shotgun")) {
player.setGun(Gun.winchester());
String gunName = String.join(" ", args);
GunType gunType = null;
for (GunType type : handler.getServer().getWorld().getGunTypes().values()) {
if (type.getName().equalsIgnoreCase(gunName)) {
gunType = type;
break;
}
handler.send(new SystemChatMessage(SystemChatMessage.Level.INFO, "Changed gun to " + player.getGun().getType().name() + "."));
}
if (gunType == null) {
handler.send(new SystemChatMessage(SystemChatMessage.Level.WARNING, "Unknown gun name."));
return;
}
player.setGun(new Gun(gunType));
handler.send(new SystemChatMessage(SystemChatMessage.Level.INFO, "Changed gun to " + player.getGun().getType().getName() + "."));
}
}

View File

@ -0,0 +1,59 @@
package nl.andrewlalis.aos_server.settings;
public class GunSettings {
private String name;
private String category;
private String color;
private int maxClipCount;
private int clipSize;
private int bulletsPerRound;
private float accuracy;
private float shotCooldownTime;
private float reloadTime;
private float bulletSpeed;
private float baseDamage;
public String getName() {
return name;
}
public String getCategory() {
return category;
}
public String getColor() {
return color;
}
public int getMaxClipCount() {
return maxClipCount;
}
public int getClipSize() {
return clipSize;
}
public int getBulletsPerRound() {
return bulletsPerRound;
}
public float getAccuracy() {
return accuracy;
}
public float getShotCooldownTime() {
return shotCooldownTime;
}
public float getReloadTime() {
return reloadTime;
}
public float getBulletSpeed() {
return bulletSpeed;
}
public float getBaseDamage() {
return baseDamage;
}
}

View File

@ -0,0 +1,64 @@
package nl.andrewlalis.aos_server.settings;
public class PlayerSettings {
private float speed;
private float sprintSpeed;
private float sneakSpeed;
private float acceleration;
private float deceleration;
private float radius;
private float resupplyCooldown;
private float maxHealth;
private float healthRegenRate;
private float sneakAccuracyModifier;
private float sprintAccuracyModifier;
private String defaultGun;
public float getSpeed() {
return speed;
}
public float getSprintSpeed() {
return sprintSpeed;
}
public float getSneakSpeed() {
return sneakSpeed;
}
public float getAcceleration() {
return acceleration;
}
public float getDeceleration() {
return deceleration;
}
public float getRadius() {
return radius;
}
public float getResupplyCooldown() {
return resupplyCooldown;
}
public float getMaxHealth() {
return maxHealth;
}
public float getHealthRegenRate() {
return healthRegenRate;
}
public float getSneakAccuracyModifier() {
return sneakAccuracyModifier;
}
public float getSprintAccuracyModifier() {
return sprintAccuracyModifier;
}
public String getDefaultGun() {
return defaultGun;
}
}

View File

@ -0,0 +1,36 @@
package nl.andrewlalis.aos_server.settings;
import java.util.List;
public class ServerSettings {
private int port;
private int maxPlayers;
private float ticksPerSecond;
private PlayerSettings playerSettings;
private TeamSettings teamSettings;
private List<GunSettings> gunSettings;
public int getPort() {
return port;
}
public int getMaxPlayers() {
return maxPlayers;
}
public float getTicksPerSecond() {
return ticksPerSecond;
}
public PlayerSettings getPlayerSettings() {
return playerSettings;
}
public TeamSettings getTeamSettings() {
return teamSettings;
}
public List<GunSettings> getGunSettings() {
return gunSettings;
}
}

View File

@ -0,0 +1,22 @@
package nl.andrewlalis.aos_server.settings;
import com.fasterxml.jackson.annotation.JsonProperty;
public class TeamSettings {
private float spawnPointRadius;
private float supplyPointRadius;
@JsonProperty("friendly-fire")
private boolean friendlyFire;
public float getSpawnPointRadius() {
return spawnPointRadius;
}
public float getSupplyPointRadius() {
return supplyPointRadius;
}
public boolean friendlyFireEnabled() {
return friendlyFire;
}
}

View File

@ -0,0 +1,63 @@
port: 8035
max-players: 32
ticks-per-second: 120
# Settings that control player behavior.
player-settings:
speed: 10
sprint-speed: 18
sneak-speed: 5
acceleration: 60
deceleration: 30
radius: 0.5
resupply-cooldown: 30
max-health: 100
health-regen-rate: 1.0
sneak-accuracy-modifier: 0.5
sprint-accuracy-modifier: 1.5
# Should be the name of one of the guns defined in "gun-settings".
default-gun: M1 Garand
# Settings for team mechanics.
team-settings:
spawn-point-radius: 3
supply-point-radius: 2
friendly-fire: false
# The list of available guns are defined in this list.
gun-settings:
- name: AK-47
category: SMG
color: "#2e2b26"
max-clip-count: 4
clip-size: 30
bullets-per-round: 1
accuracy: 0.10
shot-cooldown-time: 0.05
reload-time: 1.2
bullet-speed: 90
base-damage: 40
- name: M1 Garand
category: RIFLE
color: "#452d06"
max-clip-count: 10
clip-size: 8
bullets-per-round: 1
accuracy: 0.02
shot-cooldown-time: 0.75
reload-time: 0.75
bullet-speed: 150
base-damage: 100
- name: Winchester
category: SHOTGUN
color: "#1a1205"
max-clip-count: 8
clip-size: 6
bullets-per-round: 3
accuracy: 0.15
shot-cooldown-time: 0.5
reload-time: 2.0
bullet-speed: 75
base-damage: 80