cleaned up typescript inconsistencies in code

src/ColoredCircle.ts

@@ -1,7 +1,7 @@
-import CanvasNode from "./CanvasNode";
-import Color from "../Utils/Color";
-import Vec2 from "../DataTypes/Vec2";
-import RandUtils from "../Utils/RandUtils";
+import CanvasNode from "./Nodes/CanvasNode";
+import Color from "./Utils/Color";
+import Vec2 from "./DataTypes/Vec2";
+import RandUtils from "./Utils/RandUtils";
 
 export default class ColoredCircle extends CanvasNode{
     private color: Color;

src/DataTypes/Collection.ts

@@ -1,3 +1,3 @@
-export default interface Collection{
+export default interface Collection {
 	forEach(func: Function): void;
 }

src/DataTypes/Queue.ts

@@ -1,7 +1,7 @@
 import Collection from "./Collection";
 
 export default class Queue<T> implements Collection{
-	readonly MAX_ELEMENTS: number;
+	private readonly MAX_ELEMENTS: number;
 	private q: Array<T>;
 	private head: number;
 	private tail: number;

src/DataTypes/Stack.ts

@@ -26,7 +26,7 @@ export default class Stack<T> implements Collection{
     /**
      * Removes an item from the top of the stack
      */
-    pop(): T{
+    pop(): T {
         if(this.head === -1){
             throw "Stack empty - cannot remove element";
         }
@@ -34,13 +34,6 @@ export default class Stack<T> implements Collection{
         return this.stack[this.head + 1];
     }
 
-    /**
-     * Removes all elements from the stack
-     */
-    clear(): void{
-        this.head = -1;
-    }
-
     /**
      * Returns the element currently at the top of the stack
      */
@@ -51,6 +44,13 @@ export default class Stack<T> implements Collection{
         return this.stack[this.head];
     }
 
+    /**
+     * Removes all elements from the stack
+     */
+    clear(): void{
+        this.head = -1;
+    }
+
     /**
      * Returns the number of items currently in the stack
      */

src/DataTypes/Tilesets/TiledData.ts

@@ -4,8 +4,8 @@ export class TiledTilemapData {
     tileheight: number;
     tilewidth: number;
     orientation: string;
-    layers: TiledLayerData[];
-    tilesets: TiledTilesetData[];
+    layers: Array<TiledLayerData>;
+    tilesets: Array<TiledTilesetData>;
 }
 
 export class TiledLayerProperty {

src/DataTypes/Tilesets/Tileset.ts

@@ -15,11 +15,12 @@ export default class Tileset {
     protected numRows: number;
     protected numCols: number;
 
+    // TODO: Change this to be more general and work with other tileset formats
     constructor(tilesetData: TiledTilesetData){
         this.initFromTiledData(tilesetData);
     }
 
-    initFromTiledData(tiledData: TiledTilesetData){
+    initFromTiledData(tiledData: TiledTilesetData): void {
         this.numRows = tiledData.tilecount/tiledData.columns;
         this.numCols = tiledData.columns;
         this.startIndex = tiledData.firstgid;
@@ -57,6 +58,7 @@ export default class Tileset {
         return this.numCols;
     }
 
+    // TODO: This should probably be a thing that is tracked in the resource loader, not here
     isReady(): boolean {
         return this.image !== null;
     }

src/DataTypes/Vec2.ts

@@ -45,7 +45,7 @@ export default class Vec2 {
 		return this;
 	}
 
-	rotate(angle: number): Vec2 {
+	rotateCCW(angle: number): Vec2 {
 		let cs = Math.cos(angle);
 		let sn = Math.sin(angle);
 		let tempX = this.x*cs - this.y*sn;
@@ -74,11 +74,11 @@ export default class Vec2 {
 	}
 
 	toString(): string {
-		return "(" + this.x + ", " + this.y + ")";
+		return this.toFixed();
 	}
 
-	toFixed(): string {
-		return "(" + this.x.toFixed(1) + ", " + this.y.toFixed(1) + ")";
+	toFixed(numDecimalPoints: number = 1): string {
+		return "(" + this.x.toFixed(numDecimalPoints) + ", " + this.y.toFixed(numDecimalPoints) + ")";
 	}
 
 	clone(): Vec2 {

src/DataTypes/Vec4.ts

@@ -7,14 +7,14 @@ export default class Vec4{
 	public z : number;
 	public w : number;
 
-    constructor(x : number = 0, y : number = 0, z : number = 0, w : number = 0){
+    constructor(x : number = 0, y : number = 0, z : number = 0, w : number = 0) {
         this.x = x;
         this.y = y;
         this.z = z;
         this.w = w;
     }
 
-    split() : [Vec2, Vec2]{
+    split() : [Vec2, Vec2] {
         return [new Vec2(this.x, this.y), new Vec2(this.z, this.w)];
     }
 }

src/Debug/Debug.ts

@@ -1,30 +1,16 @@
 import Map from "../DataTypes/Map";
 
 export default class Debug {
-	private static instance: Debug = null;
 
-	logIds: number;
-	logMessages: Map<string>;
-	
+	private static logMessages: Map<string> = new Map();
 
-	constructor(){
-		this.logIds = 0;
-		this.logMessages = new Map();
-	};
-
-	static getInstance(): Debug {
-		if(this.instance === null){
-			this.instance = new Debug();
-		}
-
-		return this.instance;
-	}
-
-	log(id: string, message: string): void {
+	static log(id: string, message: string): void {
 		this.logMessages.add(id, message);
 	}
 
-	render(ctx: CanvasRenderingContext2D): void {
+	// TODO: Create a method that can delete messages from the log
+
+	static render(ctx: CanvasRenderingContext2D): void {
 		let y = 20;
 		ctx.font = "20px Arial";
 		ctx.fillStyle = "#000000";

src/GameState/Factories/CanvasNodeFactory.ts

@@ -1,13 +1,11 @@
 import Scene from "../Scene";
 import Viewport from "../../SceneGraph/Viewport";
 import CanvasItem from "../../Nodes/CanvasNode"
-import PlayerSprite from "../../Nodes/PlayerSprite";
 
 export default class CanvasNodeFactory {
 	private scene: Scene;
-	private viewport: Viewport;
 
-	constructor(scene: Scene, viewport: Viewport){
+	constructor(scene: Scene){
 		this.scene = scene;
 	}
 

src/GameState/Factories/TilemapFactory.ts

@@ -9,10 +9,10 @@ import Vec2 from "../../DataTypes/Vec2";
 
 export default class TilemapFactory {
     private scene: Scene;
-    private viewport: Viewport;
+    // TODO: get the resource manager OUT of here, it does not belong
     private resourceManager: ResourceManager;
 
-	constructor(scene: Scene, viewport: Viewport){
+	constructor(scene: Scene){
         this.scene = scene;
         this.resourceManager = ResourceManager.getInstance();
 	}
@@ -30,18 +30,6 @@ export default class TilemapFactory {
                 if(tilemap.isCollidable()){
                     // Register in physics as a tilemap
                     this.scene.physics.addTilemap(tilemap);
-
-                    // Create colliders
-                    // let worldSize = tilemap.getWorldSize();
-                    // let tileSize = tilemap.getTileSize();
-
-                    // tilemap.forEachTile((tileIndex: number, i: number) => {
-                    //     if(tileIndex !== 0){
-                    //         let x = (i % worldSize.x) * tileSize.x * 4;
-                    //         let y = Math.floor(i / worldSize.x) * tileSize.y * 4;
-                    //         this.scene.physics.add(StaticBody, new Vec2(x, y), new Vec2(tileSize.x * 4, tileSize.y * 4));
-                    //     }
-                    // });
                 }
 
                 // Load images for the tilesets

src/GameState/Scene.ts

@@ -15,7 +15,7 @@ export default class Scene {
     private gameState: GameState;
     private viewport: Viewport
     private parallax: Vec2;
-    sceneGraph: SceneGraph;
+    private sceneGraph: SceneGraph;
     private physicsManager: PhysicsManager;
     private tilemaps: Array<Tilemap>;
     private paused: boolean;
@@ -38,25 +38,25 @@ export default class Scene {
         this.physicsManager = new PhysicsManager();
 
         // Factories
-        this.canvasNode = new CanvasNodeFactory(this, this.viewport);
-        this.tilemap = new TilemapFactory(this, this.viewport);
+        this.canvasNode = new CanvasNodeFactory(this);
+        this.tilemap = new TilemapFactory(this);
         this.physics = new PhysicsNodeFactory(this, this.physicsManager);
     }
 
     setPaused(pauseValue: boolean): void {
         this.paused = pauseValue;
     }
+    
+    isPaused(): boolean {
+        return this.paused;
+    }
 
     setAlpha(alpha: number): void {
         this.alpha = MathUtils.clamp(alpha, 0, 1);
     }
 
-    isPaused(): boolean {
-        return this.paused;
-    }
-
-    setHidden(hiddenValue: boolean): void {
-        this.hidden = hiddenValue;
+    setHidden(hidden: boolean): void {
+        this.hidden = hidden;
     }
 
     isHidden(): boolean {
@@ -85,8 +85,8 @@ export default class Scene {
         return this.parallax;
     }
 
-    add(children: CanvasNode): void {
-        this.sceneGraph.addNode(children);
+    add(child: CanvasNode): void {
+        this.sceneGraph.addNode(child);
     }
 
     addTilemap(tilemap: Tilemap): void {

src/Loop/GameLoop.ts

@@ -38,7 +38,6 @@ export default class GameLoop{
 	private inputReceiver: InputReceiver;
 	private recorder: Recorder;
     private gameState: GameState;
-    private debug: Debug;
     private resourceManager: ResourceManager;
 
     constructor(){
@@ -68,7 +67,6 @@ export default class GameLoop{
         this.inputReceiver.setViewport(this.viewport);
         this.recorder = new Recorder();
         this.gameState = new GameState(this.viewport);
-        this.debug = Debug.getInstance();
         this.resourceManager = ResourceManager.getInstance();
     }
 
@@ -99,7 +97,7 @@ export default class GameLoop{
             this.runningFrameSum = 0;
         }
 
-        this.debug.log("fps", "FPS: " + this.fps.toFixed(1));
+        Debug.log("fps", "FPS: " + this.fps.toFixed(1));
     }
 
     start(): void {
@@ -157,6 +155,6 @@ export default class GameLoop{
     render(): void {
         this.ctx.clearRect(0, 0, this.WIDTH, this.HEIGHT);
         this.gameState.render(this.ctx);
-        this.debug.render(this.ctx);
+        Debug.render(this.ctx);
     }
 }

src/Nodes/GameNode.ts

@@ -39,11 +39,11 @@ export default abstract class GameNode{
 		}
 	}
 
-	subscribe(eventType: string){
+	subscribe(eventType: string): void {
 		this.eventQueue.subscribe(this.receiver, eventType);
 	}
 
-	emit(eventType: string, data: Map<any> | Record<string, any> = null){
+	emit(eventType: string, data: Map<any> | Record<string, any> = null): void {
 		let event = new GameEvent(eventType, data);
 		this.eventQueue.addEvent(event);
 	}

src/Nodes/Tilemap.ts

@@ -8,7 +8,7 @@ import { TiledTilemapData, TiledLayerData } from "../DataTypes/Tilesets/TiledDat
  */
 export default abstract class Tilemap extends GameNode {
     protected data: number[];
-    protected collisionData: number [];
+    protected collisionData: number[];
     protected tilesets: Tileset[];
     protected worldSize: Vec2;
     protected tileSize: Vec2;
@@ -16,7 +16,8 @@ export default abstract class Tilemap extends GameNode {
     protected collidable: boolean;
     protected scale: Vec2;
 
-    constructor(tilemapData: TiledTilemapData, layerData: TiledLayerData){
+    // TODO: Make this no longer be specific to Tiled
+    constructor(tilemapData: TiledTilemapData, layerData: TiledLayerData) {
         super();
         this.tilesets = new Array<Tileset>();
         this.worldSize = new Vec2(0, 0);
@@ -71,7 +72,8 @@ export default abstract class Tilemap extends GameNode {
     /**
      * Sets up the tileset using the data loaded from file
      */
-    abstract parseTilemapData(tilemapData: TiledTilemapData, layerData: TiledLayerData): void;
+    // TODO: This shouldn't use tiled data specifically - it should be more general
+    protected abstract parseTilemapData(tilemapData: TiledTilemapData, layerData: TiledLayerData): void;
 
     abstract render(ctx: CanvasRenderingContext2D, origin: Vec2, viewportSize: Vec2): void;
 }

src/Nodes/Tilemaps/OrthogonalTilemap.ts

@@ -6,7 +6,7 @@ import Tileset from "../../DataTypes/Tilesets/Tileset";
 
 export default class OrthogonalTilemap extends Tilemap {
 
-    parseTilemapData(tilemapData: TiledTilemapData, layer: TiledLayerData): void {
+    protected parseTilemapData(tilemapData: TiledTilemapData, layer: TiledLayerData): void {
         this.worldSize.set(tilemapData.width, tilemapData.height);
         this.tileSize.set(tilemapData.tilewidth, tilemapData.tileheight);
         this.data = layer.data;

src/Nodes/UIElement.ts

@@ -4,16 +4,16 @@ import Vec2 from "../DataTypes/Vec2";
 
 export default class UIElement extends CanvasNode{
 	// Style attributes
-	textColor: Color;
-	backgroundColor: Color;
-	borderColor: Color;
-	text: string;
-	font: string;
-	fontSize: number;
-	hAlign: string;
-	vAlign: string;
-	borderRadius: number;
-	borderWidth: number;
+	protected textColor: Color;
+	protected backgroundColor: Color;
+	protected borderColor: Color;
+	protected text: string;
+	protected font: string;
+	protected fontSize: number;
+	protected hAlign: string;
+	protected vAlign: string;
+	protected borderRadius: number;
+	protected borderWidth: number;
 
 	// EventAttributes
 	onClick: Function;

src/Physics/Colliders/Collider.ts

@@ -8,6 +8,7 @@ export default abstract class Collider extends GameNode {
         return this.size;
     }
 
+    // TODO: Make this accept vector arguments and number arguments
     setSize(size: Vec2): void {
         this.size = size;
     }

src/Physics/PhysicsManager.ts

@@ -8,10 +8,10 @@ import OrthogonalTilemap from "../Nodes/Tilemaps/OrthogonalTilemap";
 
 export default class PhysicsManager {
 
-    physicsNodes: Array<PhysicsNode>;
-    tilemaps: Array<Tilemap>;
-    movements: Array<MovementData>;
-
+    private physicsNodes: Array<PhysicsNode>;
+    private tilemaps: Array<Tilemap>;
+    private movements: Array<MovementData>;
+ 
     constructor(){
         this.physicsNodes = new Array();
         this.tilemaps = new Array();
@@ -26,63 +26,17 @@ export default class PhysicsManager {
         this.tilemaps.push(tilemap);
     }
 
-    addMovement(node: PhysicsNode, velocity: Vec2){
+    addMovement(node: PhysicsNode, velocity: Vec2): void {
         this.movements.push(new MovementData(node, velocity));
     }
 
-    update(deltaT: number): void {
-        for(let node of this.physicsNodes){
-            node.update(deltaT);
-        }
-        
-        let staticSet = new Array<PhysicsNode>();
-        let dynamicSet = new Array<PhysicsNode>();
-
-        // TODO: REALLY bad, the physics system has to be improved, but that isn't the focus for now
-        for(let node of this.physicsNodes){
-            if(node.isMoving){
-                dynamicSet.push(node);
-                node.isMoving = false;
-            } else {
-                staticSet.push(node);
-            }
-        }
-
-        // For now, we will only have the moving player, don't bother checking for collisions with other moving things
-        for(let movingNode of dynamicSet){
-            movingNode.setIsGrounded(false);
-            // Get velocity of node
-            let velocity = null;
-            for(let data of this.movements){
-                if(data.node === movingNode){
-                    velocity = new Vec2(data.velocity.x, data.velocity.y);
-                }
-            }
-
-            // TODO handle collisions between dynamic nodes
-            // We probably want to sort them by their left edges
-
-            // TODO: handle collisions between dynamic nodes and static nodes
-
-            // Handle Collisions with the tilemaps
-            for(let tilemap of this.tilemaps){
-                this.collideWithTilemap(movingNode, tilemap, velocity);
-            }
-
-            movingNode.finishMove(velocity);
-        }
-        
-        // Reset movements
-        this.movements = new Array();
-    }
-
-    collideWithTilemap(node: PhysicsNode, tilemap: Tilemap, velocity: Vec2){
+    private collideWithTilemap(node: PhysicsNode, tilemap: Tilemap, velocity: Vec2): void {
         if(tilemap instanceof OrthogonalTilemap){
             this.collideWithOrthogonalTilemap(node, tilemap, velocity);
         }
     }
 
-    collideWithOrthogonalTilemap(node: PhysicsNode, tilemap: OrthogonalTilemap, velocity: Vec2){
+    private collideWithOrthogonalTilemap(node: PhysicsNode, tilemap: OrthogonalTilemap, velocity: Vec2): void {
         let startPos = node.getPosition();
         let endPos = startPos.clone().add(velocity);
         let size = node.getCollider().getSize();
@@ -95,12 +49,12 @@ export default class PhysicsManager {
         let tilemapCollisions = new Array<TileCollisionData>();
         let tileSize = tilemap.getTileSize();
 
-        Debug.getInstance().log("tilemapCollision", "");
+        Debug.log("tilemapCollision", "");
         // Loop over all possible tiles
         for(let col = minIndex.x; col <= maxIndex.x; col++){
             for(let row = minIndex.y; row <= maxIndex.y; row++){
                 if(tilemap.isTileCollidable(col, row)){
-                    Debug.getInstance().log("tilemapCollision", "Colliding with Tile");
+                    Debug.log("tilemapCollision", "Colliding with Tile");
                 
                     // Tile position
                     let tilePos = new Vec2(col * tileSize.x, row * tileSize.y);
@@ -124,7 +78,7 @@ export default class PhysicsManager {
 
         // Resolve the collisions
         tilemapCollisions.forEach(collision => {
-            let [firstContact, _, collidingX, collidingY] = this.getTimeOfCollision(startPos, size, velocity, collision.position, tileSize, new Vec2(0, 0));
+            let [firstContact, _, collidingX, collidingY] = this.getTimeOfAABBCollision(startPos, size, velocity, collision.position, tileSize, new Vec2(0, 0));
 
             // Handle collision
             if( (firstContact.x < 1 || collidingX) && (firstContact.y < 1 || collidingY)){
@@ -142,7 +96,7 @@ export default class PhysicsManager {
                     }
 
                     if(yScale !== 1){
-                        node.setIsGrounded(true);
+                        node.setGrounded(true);
                     }
 
                     velocity.scale(xScale, yScale);
@@ -151,7 +105,7 @@ export default class PhysicsManager {
         })
     }
 
-    handleCollision(movingNode: PhysicsNode, staticNode: PhysicsNode, velocity: Vec2, id: String){
+    private handleCollision(movingNode: PhysicsNode, staticNode: PhysicsNode, velocity: Vec2, id: String){
         let sizeA = movingNode.getCollider().getSize();
         let posA = movingNode.getPosition();
         let velA = velocity;
@@ -159,7 +113,7 @@ export default class PhysicsManager {
         let posB = staticNode.getPosition();
         let velB = new Vec2(0, 0);
 
-        let [firstContact, _, collidingX, collidingY] = this.getTimeOfCollision(posA, sizeA, velA, posB, sizeB, velB);
+        let [firstContact, _, collidingX, collidingY] = this.getTimeOfAABBCollision(posA, sizeA, velA, posB, sizeB, velB);
 
         if( (firstContact.x < 1 || collidingX) && (firstContact.y < 1 || collidingY)){
             if(collidingX && collidingY){
@@ -170,7 +124,7 @@ export default class PhysicsManager {
                 let xScale = MathUtils.clamp(firstContact.x, 0, 1);
                 let yScale = MathUtils.clamp(firstContact.y, 0, 1);
                 if(yScale !== 1){
-                    movingNode.setIsGrounded(true);
+                    movingNode.setGrounded(true);
                 }
                 velocity.scale(xScale, yScale);
             }
@@ -182,7 +136,7 @@ export default class PhysicsManager {
      * of the start and end of the collision and booleans for whether or not the objects are currently overlapping
      * (before they move).
      */
-    getTimeOfCollision(posA: Vec2, sizeA: Vec2, velA: Vec2, posB: Vec2, sizeB: Vec2, velB: Vec2): [Vec2, Vec2, boolean, boolean] {
+    private getTimeOfAABBCollision(posA: Vec2, sizeA: Vec2, velA: Vec2, posB: Vec2, sizeB: Vec2, velB: Vec2): [Vec2, Vec2, boolean, boolean] {
         let firstContact = new Vec2(0, 0);
         let lastContact = new Vec2(0, 0);
 
@@ -258,10 +212,57 @@ export default class PhysicsManager {
 
         return [firstContact, lastContact, collidingX, collidingY];
     }
+
+    update(deltaT: number): void {
+        for(let node of this.physicsNodes){
+            node.update(deltaT);
+        }
+        
+        let staticSet = new Array<PhysicsNode>();
+        let dynamicSet = new Array<PhysicsNode>();
+
+        // TODO: REALLY bad, the physics system has to be improved, but that isn't the focus for now
+        for(let node of this.physicsNodes){
+            if(node.isMoving()){
+                dynamicSet.push(node);
+                node.setMoving(false);
+            } else {
+                staticSet.push(node);
+            }
+        }
+
+        // For now, we will only have the moving player, don't bother checking for collisions with other moving things
+        for(let movingNode of dynamicSet){
+            movingNode.setGrounded(false);
+            // Get velocity of node
+            let velocity = null;
+            for(let data of this.movements){
+                if(data.node === movingNode){
+                    velocity = new Vec2(data.velocity.x, data.velocity.y);
+                }
+            }
+
+            // TODO handle collisions between dynamic nodes
+            // We probably want to sort them by their left edges
+
+            // TODO: handle collisions between dynamic nodes and static nodes
+
+            // Handle Collisions with the tilemaps
+            for(let tilemap of this.tilemaps){
+                this.collideWithTilemap(movingNode, tilemap, velocity);
+            }
+
+            movingNode.finishMove(velocity);
+        }
+        
+        // Reset movements
+        this.movements = new Array();
+    }
 }
 
 // Helper classes for internal data
-class MovementData{
+// TODO: Move these to data
+class MovementData {
     node: PhysicsNode;
     velocity: Vec2;
     constructor(node: PhysicsNode, velocity: Vec2){

src/Physics/PhysicsNode.ts

@@ -8,17 +8,18 @@ export default abstract class PhysicsNode extends GameNode {
     protected collider: Collider = null;
     protected children: Array<GameNode>;
     private manager: PhysicsManager;
-    isMoving: boolean;
-    protected isGrounded: boolean;
+    protected moving: boolean;
+    protected grounded: boolean;
 
     constructor(){
         super();
         this.children = new Array();
-        this.isMoving = false;
+        this.grounded = false;
+        this.moving = false;
     }
 
-    setIsGrounded(isGrounded: boolean): void {
-        this.isGrounded = isGrounded;
+    setGrounded(grounded: boolean): void {
+        this.grounded = grounded;
     }
 
     addManager(manager: PhysicsManager): void {
@@ -33,8 +34,16 @@ export default abstract class PhysicsNode extends GameNode {
         return this.collider;
     }
 
-    move(velocity: Vec2): void {
-        this.isMoving = true;
+    setMoving(moving: boolean): void {
+        this.moving = moving;
+    }
+
+    isMoving(): boolean {
+        return this.moving;
+    }
+
+    protected move(velocity: Vec2): void {
+        this.moving = true;
         this.manager.addMovement(this, velocity);
     }
 

src/Player.ts

@@ -2,7 +2,7 @@ import PhysicsNode from "./Physics/PhysicsNode";
 import Vec2 from "./DataTypes/Vec2";
 import Debug from "./Debug/Debug";
 import AABB from "./Physics/Colliders/AABB";
-import PlayerSprite from "./Nodes/PlayerSprite";
+import PlayerSprite from "./PlayerSprite";
 
 export default class Player extends PhysicsNode {
 	velocity: Vec2;
@@ -24,7 +24,6 @@ export default class Player extends PhysicsNode {
         if(this.type === "topdown"){
             this.position = new Vec2(100, 100);
         }
-		this.debug = Debug.getInstance();
     }
 
     create(): void {
@@ -45,7 +44,7 @@ export default class Player extends PhysicsNode {
 
 		this.move(new Vec2(this.velocity.x * deltaT, this.velocity.y * deltaT));
 
-		this.debug.log("player", "Player Pos: " + this.position.toFixed() + ", Player Vel: " + this.velocity.toFixed());
+		Debug.log("player", "Player Pos: " + this.position + ", Player Vel: " + this.velocity);
     }
 
     topdown_computeDirection(): Vec2 {
@@ -70,7 +69,7 @@ export default class Player extends PhysicsNode {
 		dir.x += this.input.isPressed('a') ? -1 : 0;
         dir.x += this.input.isPressed('d') ? 1 : 0;
         
-        if(this.isGrounded){
+        if(this.grounded){
             dir.y += this.input.isJustPressed('w') ? -1 : 0;
         }
 
@@ -80,7 +79,7 @@ export default class Player extends PhysicsNode {
     platformer_computeVelocity(dir: Vec2, deltaT: number): Vec2 {
         let vel = new Vec2(0, this.velocity.y);
 
-        if(this.isGrounded){
+        if(this.grounded){
             vel.y = dir.y*1800;
         }
 

src/PlayerSprite.ts

@@ -1,6 +1,6 @@
-import CanvasNode from "./CanvasNode";
-import Vec2 from "../DataTypes/Vec2";
-import Debug from "../Debug/Debug";
+import CanvasNode from "./Nodes/CanvasNode";
+import Vec2 from "./DataTypes/Vec2";
+import Debug from "./Debug/Debug";
 
 export default class Player extends CanvasNode{
 	debug: Debug;

src/SceneGraph/SceneGraph.ts

@@ -2,14 +2,17 @@ import Viewport from "./Viewport";
 import CanvasNode from "../Nodes/CanvasNode";
 import Map from "../DataTypes/Map";
 import Vec2 from "../DataTypes/Vec2";
+import Scene from "../GameState/Scene";
 
 export default abstract class SceneGraph{
 	protected viewport: Viewport;
 	protected nodeMap: Map<CanvasNode>;
 	protected idCounter: number;
+	protected scene: Scene;
 
-    constructor(viewport: Viewport){
+    constructor(viewport: Viewport, scene: Scene){
 		this.viewport = viewport;
+		this.scene = scene;
 		this.nodeMap = new Map<CanvasNode>();
 		this.idCounter = 0;
     }
@@ -39,7 +42,7 @@ export default abstract class SceneGraph{
 		return this.nodeMap.get(id);
 	};
 
-    getNodeAt(vecOrX: Vec2 | number, y: number = null): CanvasNode{
+    getNodeAt(vecOrX: Vec2 | number, y: number = null): CanvasNode {
 		if(vecOrX instanceof Vec2){
 			return this.getNodeAtCoords(vecOrX.x, vecOrX.y);
 		} else {

src/SceneGraph/SceneGraphArray.ts

@@ -6,11 +6,9 @@ import Scene from "../GameState/Scene";
 export default class SceneGraphArray extends SceneGraph{
 	private nodeList: Array<CanvasNode>;
     private turnOffViewportCulling_demoTool: boolean;
-    private scene: Scene;
 
     constructor(viewport: Viewport, scene: Scene){
-        super(viewport);
-        this.scene = scene;
+        super(viewport, scene);
 
         this.nodeList = new Array<CanvasNode>();
         this.turnOffViewportCulling_demoTool = false;

src/Utils/Color.ts

@@ -1,5 +1,6 @@
 import MathUtils from "./MathUtils";
 
+// TODO: This should be moved to the datatypes folder
 export default class Color{
 	public r: number;
 	public g: number;

src/Utils/MathUtils.ts

@@ -1,11 +1,11 @@
 export default class MathUtils{
-    static clamp(x: number, min: number, max: number): number{
+    static clamp(x: number, min: number, max: number): number {
         if(x < min) return min;
         if(x > max) return max;
         return x;
     }
 
-    static toHex(num: number, minLength: number = null): string{
+    static toHex(num: number, minLength: number = null): string {
         let factor = 1;
         while(factor*16 < num){
             factor *= 16;
@@ -27,7 +27,7 @@ export default class MathUtils{
         return hexStr;
     }
 
-    static toHexDigit(num: number): string{
+    static toHexDigit(num: number): string {
         if(num < 10){
             return "" + num;
         } else {

src/Utils/RandUtils.ts

@@ -2,15 +2,15 @@ import MathUtils from "./MathUtils";
 import Color from "./Color";
 
 export default class RandUtils{
-	static randInt(min: number, max: number): number{
+	static randInt(min: number, max: number): number {
         return Math.floor(Math.random()*(max - min) + min);
     }
     
-    static randHex(min: number, max: number): string{
+    static randHex(min: number, max: number): string {
         return MathUtils.toHex(RandUtils.randInt(min, max));
     }
 
-	static randColor(): Color{
+	static randColor(): Color {
         let r = RandUtils.randInt(0, 256);
         let g = RandUtils.randInt(0, 256);
         let b = RandUtils.randInt(0, 256);

src/main.ts

@@ -1,7 +1,6 @@
 import GameLoop from "./Loop/GameLoop";
 import Player from "./Player";
 import UIElement from "./Nodes/UIElement";
-import ColoredCircle from "./Nodes/ColoredCircle";
 import Color from "./Utils/Color";
 import Button from "./Nodes/UIElements/Button";
 import {} from "./index";

tsconfig.json

@@ -33,9 +33,9 @@
         "src/Nodes/UIElements/Button.ts",
         "src/Nodes/UIElements/Label.ts",
         "src/Nodes/CanvasNode.ts",
-        "src/Nodes/ColoredCircle.ts",
+        "src/ColoredCircle.ts",
         "src/Nodes/GameNode.ts",
-        "src/Nodes/PlayerSprite.ts",
+        "src/PlayerSprite.ts",
         "src/Nodes/Tilemap.ts",
         "src/Nodes/UIElement.ts",