Added better client input handling.

client/src/main/java/nl/andrewl/aos2_client/Client.java

@@ -7,7 +7,6 @@ import nl.andrewl.aos2_client.model.ClientPlayer;
 import nl.andrewl.aos2_client.model.OtherPlayer;
 import nl.andrewl.aos2_client.render.GameRenderer;
 import nl.andrewl.aos2_client.sound.SoundManager;
-import nl.andrewl.aos_core.FileUtils;
 import nl.andrewl.aos_core.config.Config;
 import nl.andrewl.aos_core.model.Player;
 import nl.andrewl.aos_core.model.Projectile;
@@ -137,7 +136,7 @@ public class Client implements Runnable {
 						gameRenderer.getCamera().setToPlayer(myPlayer);
 					}
 					if (soundManager != null) {
-						soundManager.updateListener(myPlayer.getPosition(), myPlayer.getVelocity());
+						soundManager.updateListener(myPlayer.getEyePosition(), myPlayer.getVelocity());
 					}
 					lastPlayerUpdate = playerUpdate.timestamp();
 				} else {
@@ -206,7 +205,7 @@ public class Client implements Runnable {
 		} else if (msg instanceof ChatMessage chatMessage) {
 			chat.chatReceived(chatMessage);
 			if (soundManager != null) {
-				soundManager.play("chat", 1, myPlayer.getPosition(), myPlayer.getVelocity());
+				soundManager.play("chat", 1, myPlayer.getEyePosition(), myPlayer.getVelocity());
 			}
 		}
 	}
@@ -268,10 +267,11 @@ public class Client implements Runnable {
 
 	public static void main(String[] args) throws IOException {
 		List<Path> configPaths = Config.getCommonConfigPaths();
+		configPaths.add(0, Path.of("client.yaml")); // Add this first so we create client.yaml if needed.
 		if (args.length > 0) {
 			configPaths.add(Path.of(args[0].trim()));
 		}
-		ClientConfig clientConfig = Config.loadConfig(ClientConfig.class, configPaths, new ClientConfig(), FileUtils.readClasspathFile("default-config.yaml"));
+		ClientConfig clientConfig = Config.loadConfig(ClientConfig.class, configPaths, new ClientConfig(), "default-config.yaml");
 		Client client = new Client(clientConfig);
 		client.run();
 	}

core/src/main/java/nl/andrewl/aos_core/config/Config.java

@@ -1,5 +1,6 @@
 package nl.andrewl.aos_core.config;
 
+import nl.andrewl.aos_core.FileUtils;
 import org.yaml.snakeyaml.Yaml;
 
 import java.io.IOException;
@@ -19,7 +20,7 @@ public final class Config {
 	 * @param paths The paths to load from.
 	 * @param fallback A default configuration object to use if no config could
 	 *                 be loaded from any of the paths.
-	 * @param defaultConfigFile The default config file to save.
+	 * @param defaultConfigFile The default config file resource to save.
 	 * @return The configuration object.
 	 * @param <T> The type of the configuration object.
 	 */
@@ -35,25 +36,13 @@ public final class Config {
 		}
 		Path outputPath = paths.size() > 0 ? paths.get(0) : Path.of("config.yaml");
 		try (var writer = Files.newBufferedWriter(outputPath)) {
-			writer.write(defaultConfigFile);
+			writer.write(FileUtils.readClasspathFile(defaultConfigFile));
 		} catch (IOException e) {
 			e.printStackTrace();
 		}
 		return fallback;
 	}
 
-	public static <T> T loadConfig(Class<T> configType, List<Path> paths, String defaultConfigFile) {
-		var cfg = loadConfig(configType, paths, null, defaultConfigFile);
-		if (cfg == null) {
-			throw new RuntimeException("Could not load config from any of the supplied paths.");
-		}
-		return cfg;
-	}
-
-	public static <T> T loadConfig(Class<T> configType, T fallback, String defaultConfigFile, Path... paths) {
-		return loadConfig(configType, List.of(paths), fallback, defaultConfigFile);
-	}
-
 	public static List<Path> getCommonConfigPaths() {
 		List<Path> paths = new ArrayList<>();
 		paths.add(Path.of("config.yaml"));

core/src/main/java/nl/andrewl/aos_core/model/world/World.java

@@ -17,7 +17,7 @@ import java.util.Map;
  * that players can interact in.
  */
 public class World {
-	private static final float DELTA = 0.01f;
+	private static final float DELTA = 0.001f;
 
 	protected final Map<Vector3ic, Chunk> chunkMap = new HashMap<>();
 	protected ColorPalette palette;
@@ -164,8 +164,12 @@ public class World {
 	public Hit getLookingAtPos(Vector3f eyePos, Vector3f eyeDir, float limit) {
 		if (eyeDir.lengthSquared() == 0 || limit <= 0) return null;
 		Vector3f pos = new Vector3f(eyePos);
+		Vector3f previousPos = new Vector3f();
 		while (pos.distance(eyePos) < limit) {
+			previousPos.set(pos);
 			stepToNextBlock(pos, eyeDir);
+			// If for some reason we couldn't advance to the next block, exit null, so we don't infinitely loop.
+			if (pos.equals(previousPos)) return null;
 			if (getBlockAt(pos) > 0) {
 				Vector3i hitPos = new Vector3i(
 						(int) Math.floor(pos.x),
@@ -234,7 +238,7 @@ public class World {
 		// Testing code!
 		if (diff == 0) {
 			System.out.printf("n = %.8f, nextValue = %.8f, floor(n) - DELTA = %.8f%n", n, nextValue, Math.floor(n) - DELTA);
-			throw new RuntimeException("EEK");
+			return Float.MAX_VALUE;
 		}
 		return Math.abs(diff / dir);
 	}

core/src/main/java/nl/andrewl/aos_core/net/client/ClientOrientationUpdateMessage.java

@@ -0,0 +1,11 @@
+package nl.andrewl.aos_core.net.client;
+
+import nl.andrewl.record_net.Message;
+
+/**
+ * A message that the server sends to clients, to tell them to update their
+ * player's orientation to the specified values.
+ */
+public record ClientOrientationUpdateMessage(
+		float x, float y
+) implements Message {}

server/src/main/java/nl/andrewl/aos2_server/Server.java

@@ -177,10 +177,11 @@ public class Server implements Runnable {
 
 	public static void main(String[] args) throws IOException {
 		List<Path> configPaths = Config.getCommonConfigPaths();
+		configPaths.add(0, Path.of("server.yaml"));
 		if (args.length > 0) {
 			configPaths.add(Path.of(args[0].trim()));
 		}
-		ServerConfig cfg = Config.loadConfig(ServerConfig.class, configPaths, new ServerConfig(), null);
+		ServerConfig cfg = Config.loadConfig(ServerConfig.class, configPaths, new ServerConfig(), "default-config.yaml");
 		Server server = new Server(cfg);
 		new Thread(server).start();
 		ServerCli.start(server);

server/src/main/java/nl/andrewl/aos2_server/logic/PlayerActionManager.java

@@ -29,8 +29,8 @@ import static nl.andrewl.aos2_server.model.ServerPlayer.RADIUS;
  */
 public class PlayerActionManager {
 	private final ServerPlayer player;
+	private final PlayerInputTracker input;
 
-	private ClientInputState lastInputState;
 	private long lastBlockRemovedAt = 0;
 	private long lastBlockPlacedAt = 0;
 
@@ -45,23 +45,15 @@ public class PlayerActionManager {
 
 	public PlayerActionManager(ServerPlayer player) {
 		this.player = player;
-		lastInputState = new ClientInputState(
-				player.getId(),
-				false, false, false, false,
-				false, false, false,
-				false, false, false,
-				player.getInventory().getSelectedIndex()
-		);
+		this.input = new PlayerInputTracker(player);
 	}
 
-	public ClientInputState getLastInputState() {
-		return lastInputState;
+	public PlayerInputTracker getInput() {
+		return input;
 	}
 
 	public boolean setLastInputState(ClientInputState lastInputState) {
-		boolean change = !lastInputState.equals(this.lastInputState);
-		if (change) this.lastInputState = lastInputState;
-		return change;
+		return input.setLastInputState(lastInputState);
 	}
 
 	public boolean isUpdated() {
@@ -70,8 +62,8 @@ public class PlayerActionManager {
 
 	public void tick(long now, float dt, World world, Server server) {
 		updated = false; // Reset the updated flag. This will be set to true if the player was updated in this tick.
-		if (player.getInventory().getSelectedIndex() != lastInputState.selectedInventoryIndex()) {
-			player.getInventory().setSelectedIndex(lastInputState.selectedInventoryIndex());
+		if (player.getInventory().getSelectedIndex() != input.selectedInventoryIndex()) {
+			player.getInventory().setSelectedIndex(input.selectedInventoryIndex());
 			// Tell the client that their inventory slot has been updated properly.
 			server.getPlayerManager().getHandler(player.getId()).sendDatagramPacket(new InventorySelectedStackMessage(player.getInventory().getSelectedIndex()));
 			updated = true; // Tell everyone else that this player's selected item has changed.
@@ -81,7 +73,7 @@ public class PlayerActionManager {
 		if (selectedStack instanceof BlockItemStack b) {
 			tickBlockAction(now, server, world, b);
 		} else if (selectedStack instanceof GunItemStack g) {
-			tickGunAction(now, server, world, g);
+			tickGunAction(now, server, g);
 		}
 
 		if (
@@ -93,18 +85,19 @@ public class PlayerActionManager {
 			lastResupplyAt = now;
 		}
 
-		if (player.isCrouching() != lastInputState.crouching()) {
-			player.setCrouching(lastInputState.crouching());
+		if (player.isCrouching() != input.crouching()) {
+			player.setCrouching(input.crouching());
 			updated = true;
 		}
 
 		tickMovement(dt, server, world, server.getConfig().physics);
+		input.reset();
 	}
 
-	private void tickGunAction(long now, Server server, World world, GunItemStack g) {
+	private void tickGunAction(long now, Server server, GunItemStack g) {
 		Gun gun = (Gun) g.getType();
 		if (// Check to see if the player is shooting.
-				lastInputState.hitting() &&
+				input.hitting() &&
 				g.getBulletCount() > 0 &&
 				!gunReloading &&
 				now - gunLastShotAt > gun.getShotCooldownTime() * 1000 &&
@@ -126,11 +119,14 @@ public class PlayerActionManager {
 			} else if (gun instanceof Winchester) {
 				shotSound = "shot_winchester_1";
 			}
-			server.getPlayerManager().broadcastUdpMessage(new SoundMessage(shotSound, 1, player.getPosition(), player.getVelocity()));
+			Vector3f soundLocation = new Vector3f(player.getPosition());
+			soundLocation.y += 1.4f;
+			soundLocation.add(player.getViewVector());
+			server.getPlayerManager().broadcastUdpMessage(new SoundMessage(shotSound, 1, soundLocation, player.getVelocity()));
 		}
 
 		if (// Check to see if the player is reloading.
-				lastInputState.reloading() &&
+				input.reloading() &&
 				!gunReloading &&
 				g.getClipCount() > 0
 		) {
@@ -151,7 +147,7 @@ public class PlayerActionManager {
 		}
 
 		// Check to see if the player released the trigger, for non-automatic weapons.
-		if (!gun.isAutomatic() && gunNeedsReCock && !lastInputState.hitting()) {
+		if (!gun.isAutomatic() && gunNeedsReCock && !input.hitting()) {
 			gunNeedsReCock = false;
 		}
 	}
@@ -159,7 +155,7 @@ public class PlayerActionManager {
 	private void tickBlockAction(long now, Server server, World world, BlockItemStack stack) {
 		// Check for breaking blocks.
 		if (
-				lastInputState.hitting() &&
+				input.hitting() &&
 				stack.getAmount() < stack.getType().getMaxAmount() &&
 				now - lastBlockRemovedAt > server.getConfig().actions.blockBreakCooldown * 1000
 		) {
@@ -175,7 +171,7 @@ public class PlayerActionManager {
 		}
 		// Check for placing blocks.
 		if (
-				lastInputState.interacting() &&
+				input.interacting() &&
 				stack.getAmount() > 0 &&
 				now - lastBlockPlacedAt > server.getConfig().actions.blockPlaceCooldown * 1000
 		) {
@@ -202,8 +198,8 @@ public class PlayerActionManager {
 		tickHorizontalVelocity(config, grounded);
 
 		if (isGrounded(world)) {
-			if (lastInputState.jumping()) {
-				velocity.y = config.jumpVerticalSpeed * (lastInputState.sprinting() ? 1.25f : 1f);
+			if (input.jumping()) {
+				velocity.y = config.jumpVerticalSpeed * (input.sprinting() ? 1.25f : 1f);
 				updated = true;
 			}
 		} else {
@@ -239,19 +235,19 @@ public class PlayerActionManager {
 				velocity.z == velocity.z ? velocity.z : 0f
 		);
 		Vector3f acceleration = new Vector3f(0);
-		if (lastInputState.forward()) acceleration.z -= 1;
-		if (lastInputState.backward()) acceleration.z += 1;
-		if (lastInputState.left()) acceleration.x -= 1;
-		if (lastInputState.right()) acceleration.x += 1;
+		if (input.forward()) acceleration.z -= 1;
+		if (input.backward()) acceleration.z += 1;
+		if (input.left()) acceleration.x -= 1;
+		if (input.right()) acceleration.x += 1;
 		if (acceleration.lengthSquared() > 0) {
 			acceleration.normalize();
 			acceleration.rotateAxis(orientation.x, 0, 1, 0);
 			acceleration.mul(config.movementAcceleration);
 			horizontalVelocity.add(acceleration);
 			final float maxSpeed;
-			if (lastInputState.crouching()) {
+			if (input.crouching()) {
 				maxSpeed = config.crouchingSpeed;
-			} else if (lastInputState.sprinting()) {
+			} else if (input.sprinting()) {
 				maxSpeed = config.sprintingSpeed;
 			} else {
 				maxSpeed = config.walkingSpeed;

server/src/main/java/nl/andrewl/aos2_server/logic/PlayerImpulses.java

@@ -0,0 +1,42 @@
+package nl.andrewl.aos2_server.logic;
+
+import nl.andrewl.aos_core.net.client.ClientInputState;
+
+public class PlayerImpulses {
+	public boolean forward;
+	public boolean backward;
+	public boolean left;
+	public boolean right;
+	public boolean jumping;
+	public boolean crouching;
+	public boolean sprinting;
+	public boolean hitting;
+	public boolean interacting;
+	public boolean reloading;
+	
+	public void update(ClientInputState s) {
+		forward = forward || s.forward();
+		backward = backward || s.backward();
+		left = left || s.left();
+		right = right || s.right();
+		jumping = jumping || s.jumping();
+		crouching = crouching || s.crouching();
+		sprinting = sprinting || s.sprinting();
+		hitting = hitting || s.hitting();
+		interacting = interacting || s.interacting();
+		reloading = reloading || s.reloading();
+	}
+	
+	public void reset() {
+		forward = false;
+		backward = false;
+		left = false;
+		right = false;
+		jumping = false;
+		crouching = false;
+		sprinting = false;
+		hitting = false;
+		interacting = false;
+		reloading = false;
+	}
+}

server/src/main/java/nl/andrewl/aos2_server/logic/PlayerInputTracker.java

@@ -0,0 +1,82 @@
+package nl.andrewl.aos2_server.logic;
+
+import nl.andrewl.aos2_server.model.ServerPlayer;
+import nl.andrewl.aos_core.net.client.ClientInputState;
+
+/**
+ * Wrapper around the various information we have about a player's input state,
+ * including their last known state, and any impulses they've made since the
+ * last tick.
+ */
+public class PlayerInputTracker {
+	private ClientInputState lastInputState;
+	private final PlayerImpulses impulsesSinceLastTick;
+	
+	public PlayerInputTracker(ServerPlayer player) {
+		lastInputState = new ClientInputState(
+				player.getId(),
+				false, false, false, false,
+				false, false, false,
+				false, false, false,
+				player.getInventory().getSelectedIndex()
+		);
+		this.impulsesSinceLastTick = new PlayerImpulses();
+	}
+
+	public boolean setLastInputState(ClientInputState lastInputState) {
+		boolean updated = !lastInputState.equals(this.lastInputState);
+		if (updated) {
+			this.lastInputState = lastInputState;
+			impulsesSinceLastTick.update(lastInputState);
+		}
+		return updated;
+	}
+
+	public void reset() {
+		impulsesSinceLastTick.reset();
+	}
+	
+	public boolean forward() {
+		return lastInputState.forward() || impulsesSinceLastTick.forward;
+	}
+	
+	public boolean backward() {
+		return lastInputState.backward() || impulsesSinceLastTick.backward;
+	}
+	
+	public boolean left() {
+		return lastInputState.left() || impulsesSinceLastTick.left;
+	}
+	
+	public boolean right() {
+		return lastInputState.right() || impulsesSinceLastTick.right;
+	}
+	
+	public boolean jumping() {
+		return lastInputState.jumping() || impulsesSinceLastTick.jumping;
+	}
+
+	public boolean crouching() {
+		return lastInputState.crouching() || impulsesSinceLastTick.crouching;
+	}
+
+	public boolean sprinting() {
+		return lastInputState.sprinting() || impulsesSinceLastTick.sprinting;
+	}
+
+	public boolean hitting() {
+		return lastInputState.hitting() || impulsesSinceLastTick.hitting;
+	}
+
+	public boolean interacting() {
+		return lastInputState.interacting() || impulsesSinceLastTick.interacting;
+	}
+
+	public boolean reloading() {
+		return lastInputState.reloading() || impulsesSinceLastTick.reloading;
+	}
+
+	public int selectedInventoryIndex() {
+		return lastInputState.selectedInventoryIndex();
+	}
+}

server/src/main/java/nl/andrewl/aos2_server/model/ServerPlayer.java

@@ -6,7 +6,6 @@ import nl.andrewl.aos_core.model.item.BlockItemStack;
 import nl.andrewl.aos_core.model.item.GunItemStack;
 import nl.andrewl.aos_core.model.item.Inventory;
 import nl.andrewl.aos_core.model.item.ItemTypes;
-import nl.andrewl.aos_core.model.item.gun.Winchester;
 import nl.andrewl.aos_core.net.client.PlayerUpdateMessage;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -69,7 +68,7 @@ public class ServerPlayer extends Player {
 				position.x, position.y, position.z,
 				velocity.x, velocity.y, velocity.z,
 				orientation.x, orientation.y,
-				actionManager.getLastInputState().crouching(),
+				actionManager.getInput().crouching(),
 				inventory.getSelectedItemStack().getType().getId()
 		);
 	}

server/src/main/resources/default-config.yaml

@@ -0,0 +1,32 @@
+# Ace of Shades 2 Server Configuration
+port: 25565
+connectionBacklog: 5
+ticksPerSecond: 20.0
+world: worlds.redfort
+teams:
+  - name: Red
+    color: [0.8, 0, 0]
+    spawnPoint: A
+  - name: Blue
+    color: [0, 0, 0.8]
+    spawnPoint: B
+physics:
+  gravity: 29.43
+  walkingSpeed: 4
+  crouchingSpeed: 1.5
+  sprintingSpeed: 9
+  movementAcceleration: 2
+  movementDeceleration: 1
+  jumpVerticalSpeed: 8
+actions:
+  blockBreakCooldown: 0.25
+  blockPlaceCooldown: 0.1
+  blockBreakReach: 5
+  blockPlaceReach: 5
+  blockBulletDamageResistance: 3
+  blockBulletDamageCooldown: 10
+  resupplyCooldown: 30
+  resupplyRadius: 3
+  teamSpawnProtection: 10
+  movementAccuracyDecreaseFactor: 0.01
+  friendlyFire: false