added demo level and started work on physics layer support

src/DataTypes/Interfaces/Descriptors.ts

@@ -114,7 +114,7 @@ export interface Physical {
  */
 export interface AI extends Updateable {
     /** Initializes the AI with the actor and any additional config */
-    initializeAI: (owner: GameNode, config: Record<string, any>) => void;
+    initializeAI: (owner: GameNode, options: Record<string, any>) => void;
 }
 
 export interface Actor {

src/Loop/GameLoop.ts

@@ -8,8 +8,11 @@ import Viewport from "../SceneGraph/Viewport";
 import SceneManager from "../Scene/SceneManager";
 import AudioManager from "../Sound/AudioManager";
 import Stats from "../Debug/Stats";
+import ArrayUtils from "../Utils/ArrayUtils";
 
 export default class GameLoop {
+    gameOptions: GameOptions;
+
 	/** The max allowed update fps.*/
     private maxUpdateFPS: number;
     
@@ -68,9 +71,9 @@ export default class GameLoop {
     private sceneManager: SceneManager;
     private audioManager: AudioManager;
 
-    constructor(config?: object){
+    constructor(options?: Record<string, any>){
         // Typecast the config object to a GameConfig object
-        let gameConfig = config ? <GameConfig>config : new GameConfig();
+        this.gameOptions = GameOptions.parse(options);
 
         this.maxUpdateFPS = 60;
         this.simulationTimestep = Math.floor(1000/this.maxUpdateFPS);
@@ -95,8 +98,8 @@ export default class GameLoop {
         this.GAME_CANVAS.style.setProperty("background-color", "whitesmoke");
     
         // Give the canvas a size and get the rendering context
-        this.WIDTH = gameConfig.canvasSize ? gameConfig.canvasSize.x : 800;
-        this.HEIGHT = gameConfig.canvasSize ? gameConfig.canvasSize.y : 500;
+        this.WIDTH = this.gameOptions.viewportSize.x;
+        this.HEIGHT = this.gameOptions.viewportSize.y;
         this.ctx = this.initializeCanvas(this.GAME_CANVAS, this.WIDTH, this.HEIGHT);
 
         // Size the viewport to the game canvas
@@ -281,6 +284,31 @@ export default class GameLoop {
     }
 }
 
-class GameConfig {
-    canvasSize: {x: number, y: number}
+class GameOptions {
+    viewportSize: {x: number, y: number}
+    physics: {
+        numPhysicsLayers: number,
+        physicsLayerNames: Array<string>,
+        physicsLayerCollisions: Array<Array<number>>;
+    }
+
+    static parse(options: Record<string, any>): GameOptions {
+        let gOpt = new GameOptions();
+
+        gOpt.viewportSize = options.viewportSize ? options.viewportSize : {x: 800, y: 600};
+
+        gOpt.physics = {
+            numPhysicsLayers: 10,
+            physicsLayerNames: null,
+            physicsLayerCollisions: ArrayUtils.ones2d(10, 10)
+        };
+
+        if(options.physics){
+            if(options.physics.numPhysicsLayers)        gOpt.physics.numPhysicsLayers = options.physics.numPhysicsLayers;
+            if(options.physics.physicsLayerNames)       gOpt.physics.physicsLayerNames = options.physics.physicsLayerNames;
+            if(options.physics.physicsLayerCollisions)  gOpt.physics.physicsLayerCollisions = options.physics.physicsLayerCollisions;
+        }
+
+        return gOpt;
+    }
 }

src/Nodes/CanvasNode.ts

@@ -11,6 +11,8 @@ export default abstract class CanvasNode extends GameNode implements Region {
 	private _scale: Vec2;
 	private _boundary: AABB;
 
+	visible = true;
+
 	constructor(){
 		super();
 		this.position.setOnChange(this.positionChanged);

src/Physics/BasicPhysicsManager.ts

@@ -10,6 +10,7 @@ import MathUtils from "../Utils/MathUtils";
 import OrthogonalTilemap from "../Nodes/Tilemaps/OrthogonalTilemap";
 import Debug from "../Debug/Debug";
 import AABB from "../DataTypes/Shapes/AABB";
+import Map from "../DataTypes/Map";
 
 export default class BasicPhysicsManager extends PhysicsManager {
 
@@ -25,12 +26,37 @@ export default class BasicPhysicsManager extends PhysicsManager {
 	/** The broad phase collision detection algorithm used by this physics system */
 	protected broadPhase: BroadPhase;
 
-	constructor(){
+	protected layerMap: Map<number>;
+	protected layerNames: Array<string>;
+
+	constructor(physicsOptions: Record<string, any>){
 		super();
 		this.staticNodes = new Array();
 		this.dynamicNodes = new Array();
 		this.tilemaps = new Array();
 		this.broadPhase = new SweepAndPrune();
+		this.layerMap = new Map();
+		this.layerNames = new Array();
+
+		let i = 0;
+		if(physicsOptions.physicsLayerNames !== null){
+			for(let layer of physicsOptions.physicsLayerNames){
+				if(i >= physicsOptions.numPhysicsLayers){
+					// If we have too many string layers, don't add extras
+				}
+
+				this.layerNames[i] = layer;
+				this.layerMap.add(layer, i);
+				i += 1;
+			}
+		}
+
+		for(i; i < physicsOptions.numPhysicsLayers; i++){
+			this.layerNames[i] = "" + i;
+			this.layerMap.add("" + i, i);
+		}
+
+		console.log(this.layerNames);
 	}
 
 	/**
@@ -271,14 +297,15 @@ export default class BasicPhysicsManager extends PhysicsManager {
 		for(let pair of potentialCollidingPairs){
 			let node1 = pair[0];
 			let node2 = pair[1];
+			
+			// Make sure both nodes are active
+			if(!node1.active || !node2.active){
+				continue;
+			}
 
 			// Get Collision (which may or may not happen)
 			let [firstContact, lastContact, collidingX, collidingY] = Shape.getTimeOfCollision(node1.collisionShape, node1._velocity, node2.collisionShape, node2._velocity);
 
-			if(collidingX && collidingY){
-				console.log("overlapping")
-			}
-
 			if(node1.isPlayer){
 				if(firstContact.x !== Infinity || firstContact.y !== Infinity)
 					Debug.log("playercol", "First Contact: " + firstContact.toFixed(4))

src/Scene/Factories/TilemapFactory.ts

@@ -21,6 +21,10 @@ export default class TilemapFactory {
         this.resourceManager = ResourceManager.getInstance();
     }
 
+    // TODO - This is specifically catered to Tiled tilemaps right now. In the future,
+    // it would be good to have a "parseTilemap" function that would convert the tilemap
+    // data into a standard format. This could allow for support from other programs
+    // or the development of an internal level builder tool
     /**
      * Adds a tilemap to the scene
      * @param key The key of the loaded tilemap to load
@@ -63,8 +67,24 @@ export default class TilemapFactory {
 
         // Loop over the layers of the tilemap and create tiledlayers or object layers
         for(let layer of tilemapData.layers){
+
+            let sceneLayer;
+            let isParallaxLayer = false;
             
-            let sceneLayer = this.scene.addLayer(layer.name);
+            if(layer.properties){
+                for(let prop of layer.properties){
+                    if(prop.name === "Parallax"){
+                        isParallaxLayer = prop.value;
+                    }
+                }
+            }
+
+            if(isParallaxLayer){
+                console.log("Adding parallax layer: " + layer.name)
+                sceneLayer = this.scene.addParallaxLayer(layer.name, new Vec2(1, 1));
+            } else {
+                sceneLayer = this.scene.addLayer(layer.name);
+            }
             
             if(layer.type === "tilelayer"){
                 // Create a new tilemap object for the layer

src/Scene/Scene.ts

@@ -90,7 +90,7 @@ export default class Scene implements Updateable, Renderable {
         this.uiLayers = new Map();
         this.parallaxLayers = new Map();
 
-        this.physicsManager = new BasicPhysicsManager();
+        this.physicsManager = new BasicPhysicsManager(this.game.gameOptions.physics);
         this.navManager = new NavigationManager();
         this.aiManager = new AIManager();
 
@@ -170,7 +170,7 @@ export default class Scene implements Updateable, Renderable {
         });
 
         // Render visible set
-        visibleSet.forEach(node => node.render(ctx));
+        visibleSet.forEach(node => node.visible ? node.render(ctx) : "");
 
         // Debug render the physicsManager
         this.physicsManager.debug_render(ctx);

src/Utils/ArrayUtils.ts

@@ -0,0 +1,34 @@
+export default class ArrayUtils {
+    /**
+     * Returns a 2d array of dim1 x dim2 filled with 1s
+     * @param dim1 
+     * @param dim2 
+     */
+    static ones2d(dim1: number, dim2: number): number[][] {
+        let arr = new Array<Array<number>>(dim1);
+
+        for(let i = 0; i < arr.length; i++){
+            arr[i] = new Array<number>(dim2);
+
+            for(let j = 0; j < arr[i].length; j++){
+                arr[i][j] = 1;
+            }
+        }
+
+        return arr;
+    }
+
+    static bool2d(dim1: number, dim2: number, flag: boolean): boolean[][] {
+        let arr = new Array<Array<boolean>>(dim1);
+
+        for(let i = 0; i < arr.length; i++){
+            arr[i] = new Array<boolean>(dim2);
+
+            for(let j = 0; j < arr[i].length; j++){
+                arr[i][j] = flag;
+            }
+        }
+
+        return arr;
+    }
+}

src/_DemoClasses/Enemies/GoombaController.ts

@@ -1,12 +1,12 @@
-import StateMachine from "../../DataTypes/State/StateMachine";
 import { CustomGameEventType } from "../CustomGameEventType";
 import Idle from "../Enemies/Idle";
 import Jump from "../Enemies/Jump";
 import Walk from "../Enemies/Walk";
 import Afraid from "../Enemies/Afraid";
-import Debug from "../../Debug/Debug";
 import GameNode from "../../Nodes/GameNode";
 import Vec2 from "../../DataTypes/Vec2";
+import StateMachineAI from "../../AI/StateMachineAI";
+import GoombaState from "./GoombaState";
 
 export enum GoombaStates {
 	IDLE = "idle",
@@ -16,18 +16,16 @@ export enum GoombaStates {
 	AFRAID = "afraid"
 }
 
-export default class GoombaController extends StateMachine {
+export default class GoombaController extends StateMachineAI {
 	owner: GameNode;
 	jumpy: boolean;
 	direction: Vec2 = Vec2.ZERO;
 	velocity: Vec2 = Vec2.ZERO;
 	speed: number = 200;
 
-	constructor(owner: GameNode, jumpy: boolean){
-		super();
-
+	initializeAI(owner: GameNode, options: Record<string, any>){
 		this.owner = owner;
-		this.jumpy = jumpy;
+		this.jumpy = options.jumpy ? options.jumpy : false;
 
 		this.receiver.subscribe(CustomGameEventType.PLAYER_MOVE);
 		this.receiver.subscribe("playerHitCoinBlock");
@@ -41,8 +39,8 @@ export default class GoombaController extends StateMachine {
 		this.addState(GoombaStates.WALK, walk);
 		let jump = new Jump(this, owner);
 		this.addState(GoombaStates.JUMP, jump);
-		let afraid = new Afraid(this, owner);
-		this.addState(GoombaStates.AFRAID, afraid);
+
+		this.initialize(GoombaStates.IDLE);
 	}
 
 	changeState(stateName: string): void {

src/_DemoClasses/Enemies/GoombaState.ts

@@ -15,13 +15,7 @@ export default abstract class GoombaState extends State {
 		this.owner = owner;
 	}
 
-	handleInput(event: GameEvent): void {
-		if(event.type === "playerHitCoinBlock") {
-			if(event.data.get("collision").firstContact.y < 1 && event.data.get("node").collisionShape.center.y > event.data.get("other").collisionShape.center.y){
-				this.finished(GoombaStates.AFRAID);
-			}
-		}
-	}
+	handleInput(event: GameEvent): void {}
 
 	update(deltaT: number): void {
 		// Do gravity

src/_DemoClasses/Enemies/OnGround.ts

@@ -1,17 +1,11 @@
 import GameEvent from "../../Events/GameEvent";
-import { CustomGameEventType } from "../CustomGameEventType";
-import GoombaController, { GoombaStates } from "./GoombaController";
+import { GoombaStates } from "./GoombaController";
 import GoombaState from "./GoombaState";
 
 export default class OnGround extends GoombaState {
 	onEnter(): void {}
 
 	handleInput(event: GameEvent): void {
-		if(event.type === CustomGameEventType.PLAYER_JUMP && (<GoombaController>this.parent).jumpy){
-			this.finished(GoombaStates.JUMP);
-			this.parent.velocity.y = -2000;
-		}
-
 		super.handleInput(event);
 	}
 

src/_DemoClasses/Enemies/Walk.ts

@@ -1,11 +1,16 @@
 import Vec2 from "../../DataTypes/Vec2";
+import { GoombaStates } from "./GoombaController";
 import OnGround from "./OnGround";
 
 export default class Walk extends OnGround {
+	time: number;
+	
 	onEnter(): void {
 		if(this.parent.direction.isZero()){
 			this.parent.direction = new Vec2(-1, 0);
 		}
+
+		this.time = Date.now();
 	}
 
 	update(deltaT: number): void {
@@ -16,6 +21,12 @@ export default class Walk extends OnGround {
 			this.parent.direction.x *= -1;
 		}
 
+		if(this.parent.jumpy && (Date.now() - this.time > 500)){
+			console.log("Jump");
+			this.finished(GoombaStates.JUMP);
+			this.parent.velocity.y = -2000;
+		}
+
 		this.parent.velocity.x = this.parent.direction.x * this.parent.speed;
 
 		this.owner.move(this.parent.velocity.scaled(deltaT));

src/_DemoClasses/Mario/Level1.ts

@@ -0,0 +1,110 @@
+import Vec2 from "../../DataTypes/Vec2";
+import GameNode from "../../Nodes/GameNode";
+import { GraphicType } from "../../Nodes/Graphics/GraphicTypes";
+import Label from "../../Nodes/UIElements/Label";
+import { UIElementType } from "../../Nodes/UIElements/UIElementTypes";
+import ParallaxLayer from "../../Scene/Layers/ParallaxLayer";
+import Scene from "../../Scene/Scene";
+import PlayerController from "../Player/PlayerController";
+import GoombaController from "../Enemies/GoombaController";
+
+export enum MarioEvents {
+    PLAYER_HIT_COIN = "PlayerHitCoin",
+    PLAYER_HIT_COIN_BLOCK = "PlayerHitCoinBlock"
+}
+
+export default class Level1 extends Scene {
+    player: GameNode;
+    coinCount: number = 0;
+    coinCountLabel: Label;
+    livesCount: number = 3;
+    livesCountLabel: Label;
+
+    loadScene(): void {
+        this.load.tilemap("level1", "/assets/tilemaps/level1.json");
+        this.load.image("goomba", "assets/sprites/Goomba.png");
+        this.load.image("koopa", "assets/sprites/Koopa.png");
+    }
+
+    startScene(): void {
+        this.add.tilemap("level1", new Vec2(2, 2));
+        this.viewport.setBounds(0, 0, 150*64, 20*64);
+
+        // Give parallax to the parallax layers
+        (this.getLayer("Clouds") as ParallaxLayer).parallax.set(0.5, 1);
+        (this.getLayer("Hills") as ParallaxLayer).parallax.set(0.8, 1);
+
+        // Add the player (a rect for now)
+        this.player = this.add.graphic(GraphicType.RECT, "Main", {position: new Vec2(192, 1152), size: new Vec2(64, 64)});
+        this.player.addPhysics();
+        this.player.addAI(PlayerController, {playerType: "platformer"});
+
+        // Add triggers on colliding with coins or coinBlocks
+        this.player.addTrigger("coin", MarioEvents.PLAYER_HIT_COIN);
+        this.player.addTrigger("coinBlock", MarioEvents.PLAYER_HIT_COIN_BLOCK);
+
+        this.receiver.subscribe([MarioEvents.PLAYER_HIT_COIN, MarioEvents.PLAYER_HIT_COIN_BLOCK]);
+
+        this.viewport.follow(this.player);
+
+        // Add enemies
+        // Goombas
+        for(let pos of [{x: 21, y: 18}, {x: 30, y: 18}, {x: 37, y: 18}, {x: 41, y: 18}, {x: 105, y: 8}, {x: 107, y: 8}, {x: 125, y: 18}]){
+            let goomba = this.add.sprite("goomba", "Main");
+            goomba.position.set(pos.x*64, pos.y*64);
+            goomba.scale.set(2, 2);
+            goomba.addPhysics();
+            goomba.addAI(GoombaController, {jumpy: false});
+        }
+
+
+        for(let pos of [{x: 67, y: 18}, {x: 86, y: 21}, {x: 128, y: 18}]){
+            let koopa = this.add.sprite("koopa", "Main");
+            koopa.position.set(pos.x*64, pos.y*64);
+            koopa.scale.set(2, 2);
+            koopa.addPhysics();
+            koopa.addAI(GoombaController, {jumpy: true});
+        }
+
+        // Add UI
+        this.addUILayer("UI");
+
+        this.coinCountLabel = this.add.uiElement(UIElementType.LABEL, "UI", {position: new Vec2(80, 30), text: "Coins: 0"});
+        this.livesCountLabel = this.add.uiElement(UIElementType.LABEL, "UI", {position: new Vec2(600, 30), text: "Lives: 3"});
+    }
+
+    updateScene(deltaT: number): void {
+        while(this.receiver.hasNextEvent()){
+            let event = this.receiver.getNextEvent();
+            
+            if(event.type === MarioEvents.PLAYER_HIT_COIN){
+                let coin;
+                if(event.data.get("node") === this.player){
+                    // Other is coin, disable
+                    coin = event.data.get("other");  
+                } else {
+                    // Node is coin, disable
+                    coin = event.data.get("node");
+                }
+
+                // Remove from physics and scene
+                coin.active = false;
+                coin.visible = false;
+                this.coinCount += 1;
+
+                this.coinCountLabel.setText("Coins: " + this.coinCount);
+
+            } else if(event.type === MarioEvents.PLAYER_HIT_COIN_BLOCK){
+                console.log("Hit Coin Block")
+                console.log(event.data.get("node") === this.player);
+            }
+        }
+
+        // If player falls into a pit, kill them off and reset their position
+        if(this.player.position.y > 21*64){
+            this.player.position.set(192, 1152);
+            this.livesCount -= 1
+            this.livesCountLabel.setText("Lives: " + this.livesCount);
+        }
+    }
+}

src/_DemoClasses/Player/PlayerController.ts

@@ -30,11 +30,11 @@ export default class PlayerController extends StateMachineAI {
 	MIN_SPEED: number = 400;
 	MAX_SPEED: number = 1000;
 
-    initializeAI(owner: GameNode, config: Record<string, any>){
+    initializeAI(owner: GameNode, options: Record<string, any>){
         this.owner = owner;
 
-        if(config.playerType === PlayerType.TOPDOWN){
-            this.initializeTopDown(config.speed);
+        if(options.playerType === PlayerType.TOPDOWN){
+            this.initializeTopDown(options.speed);
         } else {
             this.initializePlatformer();
         }
@@ -65,7 +65,9 @@ export default class PlayerController extends StateMachineAI {
 		let run = new Run(this, this.owner);
 		this.addState(PlayerStates.RUN, run);
 		let jump = new Jump(this, this.owner);
-		this.addState(PlayerStates.JUMP, jump);
+        this.addState(PlayerStates.JUMP, jump);
+        
+        this.initialize(PlayerStates.IDLE);
     }
 
     changeState(stateName: string): void {

src/main.ts

@@ -1,15 +1,20 @@
 import GameLoop from "./Loop/GameLoop";
 import {} from "./index";
-import BoidDemo from "./BoidDemo";
-import MarioClone from "./_DemoClasses/MarioClone/MarioClone";
-import PathfindingScene from "./_DemoClasses/Pathfinding/PathfindingScene";
+import Level1 from "./_DemoClasses/Mario/Level1";
 
 function main(){
     // Create the game object
-    let game = new GameLoop({canvasSize: {x: 800, y: 600}});
+    let options = {
+        viewportSize: {x: 800, y: 600},
+        physics: {
+            physicsLayerNames: ["ground", "player", "enemy", "coin"]
+        }
+    }
+
+    let game = new GameLoop(options);
     game.start();
     let sm = game.getSceneManager();
-    sm.addScene(PathfindingScene);
+    sm.addScene(Level1);
 }
 
 CanvasRenderingContext2D.prototype.roundedRect = function(x: number, y: number, w: number, h: number, r: number): void {