improved visual debugging

src/DataTypes/Graphs/PositionGraph.ts

@@ -1,8 +1,8 @@
 import Graph, { MAX_V } from "./Graph";
 import Vec2 from "../Vec2";
-import { Debug_Renderable } from "../Interfaces/Descriptors";
+import { DebugRenderable } from "../Interfaces/Descriptors";
 
-export default class PositionGraph extends Graph implements Debug_Renderable{
+export default class PositionGraph extends Graph implements DebugRenderable{
 	positions: Array<Vec2>;
 
 	constructor(directed: boolean = false){
@@ -38,9 +38,9 @@ export default class PositionGraph extends Graph implements Debug_Renderable{
 		return "Node " + index + " - " + this.positions[index].toString();
 	}
 
-	debug_render(ctx: CanvasRenderingContext2D, origin: Vec2, zoom: number): void {
+	debugRender = (): void => {
-		for(let point of this.positions){
+		// for(let point of this.positions){
-			ctx.fillRect((point.x - origin.x - 4)*zoom, (point.y - origin.y - 4)*zoom, 8, 8);
+		// 	ctx.fillRect((point.x - origin.x - 4)*zoom, (point.y - origin.y - 4)*zoom, 8, 8);
-		}
+		// }
 	}
 }

src/DataTypes/Interfaces/Descriptors.ts

@@ -156,12 +156,7 @@ export interface Updateable {
     update: (deltaT: number) => void;
 }
 
-export interface Renderable {
+export interface DebugRenderable {
-    /** Renders this object. */
-    render: (ctx: CanvasRenderingContext2D) => void;
-}
-
-export interface Debug_Renderable {
     /** Renders the debugging infor for this object. */
-    debug_render: (ctx: CanvasRenderingContext2D, origin: Vec2, zoom: number) => void;
+    debugRender(): void;
 }

src/DataTypes/Vec2.ts

@@ -307,17 +307,24 @@ export default class Vec2 {
 	 * @param other The vector to check against
 	 */
 	equals(other: Vec2): boolean {
-		let xEq = Math.abs(this.x - other.x) < 0.00000001;
+		let xEq = Math.abs(this.x - other.x) < 0.0000001;
-		let yEq = Math.abs(this.y - other.y) < 0.00000001;
+		let yEq = Math.abs(this.y - other.y) < 0.0000001;
 
 		return xEq && yEq;
 	}
 
 	/**
-	 * Returns true if this vector is the zero vector
+	 * Returns true if this vector is the zero vector exactly (not assured to be safe for floats).
+	 */
+	strictIsZero(): boolean {
+		return this.x === 0 && this.y === 0;
+	}
+
+	/**
+	 * Returns true if this x and y for this vector are both zero.
 	 */
 	isZero(): boolean {
-		return this.x === 0 && this.y === 0;
+		return Math.abs(this.x) < 0.0000001 && Math.abs(this.y) < 0.0000001;
 	}
 	
 	/**

src/Debug/Debug.ts

@@ -1,27 +1,135 @@
 import Map from "../DataTypes/Map";
+import Vec2 from "../DataTypes/Vec2";
+import InputHandler from "../Input/InputHandler";
+import GameNode from "../Nodes/GameNode";
+import Color from "../Utils/Color";
+
+type DebugRenderFunction = (ctx: CanvasRenderingContext2D) => void;
 
 export default class Debug {
 
-	// A map of log messages to display on the screen
+	/** A map of log messages to display on the screen */ 
 	private static logMessages: Map<string> = new Map();
 
+	/** An array of game nodes to render debug info for */
+	private static nodes: Array<GameNode>;
+
+	/** The rendering context for any debug messages */
+	private static debugRenderingContext: CanvasRenderingContext2D;
+
+	/**	The size of the debug canvas */
+	private static debugCanvasSize: Vec2;
+
+	/** The rendering color for text */
+	private static defaultTextColor: Color = Color.WHITE;
+
+	/**
+	 * Add a message to display on the debug screen
+	 * @param id A unique ID for this message
+	 * @param messages The messages to print to the debug screen
+	 */
 	static log(id: string, ...messages: any): void {
-		let message = "";
+		// let message = "";
-		for(let i = 0; i < messages.length; i++){
+		// for(let i = 0; i < messages.length; i++){
-			message += messages[i].toString();
+		// 	message += messages[i].toString();
-		}
+		// }
+		// Join all messages with spaces
+		let message = messages.map((m: any) => m.toString()).join(" ");
 		this.logMessages.add(id, message);
 	}
 
-	// TODO: Create a method that can delete messages from the log
+	/**
+	 * Deletes a a key from the log and stops it from keeping up space on the screen
+	 * @param id 
+	 */
+	static clearLogItem(id: string): void {
+		this.logMessages.delete(id);
+	}
 
-	static render(ctx: CanvasRenderingContext2D): void {
+	/**
+	 * Sets the list of nodes to render with the debugger
+	 * @param nodes The new list of nodes
+	 */
+	static setNodes(nodes: Array<GameNode>): void {
+		this.nodes = nodes;
+	}
+
+	/**
+	 * Draws a box at the specified position
+	 * @param center The center of the box
+	 * @param halfSize The dimensions of the box
+	 * @param filled A boolean for whether or not the box is filled
+	 */
+	static drawBox(center: Vec2, halfSize: Vec2, filled: boolean, color: Color): void {
+		if(filled){
+			this.debugRenderingContext.fillStyle = color.toString();
+			this.debugRenderingContext.fillRect(center.x - halfSize.x, center.y - halfSize.y, halfSize.x*2, halfSize.y*2);
+		} else {
+			let lineWidth = 2;
+			this.debugRenderingContext.lineWidth = lineWidth;
+			this.debugRenderingContext.strokeStyle = color.toString();
+			this.debugRenderingContext.strokeRect(center.x - halfSize.x, center.y - halfSize.y, halfSize.x*2, halfSize.y*2);
+		}
+	}
+
+	static drawRay(from: Vec2, to: Vec2, color: Color): void {
+		this.debugRenderingContext.lineWidth = 2;
+		this.debugRenderingContext.strokeStyle = color.toString();
+
+		this.debugRenderingContext.beginPath();
+		this.debugRenderingContext.moveTo(from.x, from.y);
+		this.debugRenderingContext.lineTo(to.x, to.y);
+		this.debugRenderingContext.closePath();
+		this.debugRenderingContext.stroke();
+	}
+
+	static drawPoint(pos: Vec2, color: Color): void {
+		let pointSize = 6;
+		this.debugRenderingContext.fillStyle = color.toString();
+		this.debugRenderingContext.fillRect(pos.x - pointSize/2, pos.y - pointSize/2, pointSize, pointSize);
+	}
+
+	static setDefaultTextColor(color: Color): void {
+		this.defaultTextColor = color;
+	}
+
+	static initializeDebugCanvas(canvas: HTMLCanvasElement, width: number, height: number): CanvasRenderingContext2D {
+        canvas.width = width;
+		canvas.height = height;
+		
+		this.debugCanvasSize = new Vec2(width, height);
+
+        this.debugRenderingContext = canvas.getContext("2d");
+
+        return this.debugRenderingContext;
+	}
+
+	static clearCanvas(): void {
+		this.debugRenderingContext.clearRect(0, 0, this.debugCanvasSize.x, this.debugCanvasSize.y);
+	}
+
+	static render(): void {
+		this.renderText();
+		this.renderNodes();
+	}
+
+	static renderText(): void {
 		let y = 20;
-		ctx.font = "20px Arial";
+		this.debugRenderingContext.font = "20px Arial";
-		ctx.fillStyle = "#000000";
+		this.debugRenderingContext.fillStyle = this.defaultTextColor.toString();
+
+		// Draw all of the text
 		this.logMessages.forEach((key: string) => {
-			ctx.fillText(this.logMessages.get(key), 10, y)
+			this.debugRenderingContext.fillText(this.logMessages.get(key), 10, y)
 			y += 30;	
 		});
 	}
+
+	static renderNodes(): void {
+		if(this.nodes){
+			this.nodes.forEach(node => {
+				node.debugRender();
+			});
+		}
+	}
 }

src/Loop/GameLoop.ts

@@ -60,6 +60,7 @@ export default class GameLoop {
 
     // Game canvas and its width and height
     readonly GAME_CANVAS: HTMLCanvasElement;
+    readonly DEBUG_CANVAS: HTMLCanvasElement;
 	readonly WIDTH: number;
     readonly HEIGHT: number;
     private viewport: Viewport;
@@ -100,7 +101,7 @@ export default class GameLoop {
 
         // Get the game canvas and give it a background color
         this.GAME_CANVAS = <HTMLCanvasElement>document.getElementById("game-canvas");
-        this.GAME_CANVAS.style.setProperty("background-color", "whitesmoke");
+        this.DEBUG_CANVAS = <HTMLCanvasElement>document.getElementById("debug-canvas");
     
         // Give the canvas a size and get the rendering context
         this.WIDTH = this.gameOptions.viewportSize.x;
@@ -108,9 +109,14 @@ export default class GameLoop {
 
         // For now, just hard code a canvas renderer. We can do this with options later
         this.renderingManager = new CanvasRenderer();
+        this.initializeGameWindow();
         this.ctx = this.renderingManager.initializeCanvas(this.GAME_CANVAS, this.WIDTH, this.HEIGHT);
         this.clearColor = new Color(this.gameOptions.clearColor.r, this.gameOptions.clearColor.g, this.gameOptions.clearColor.b);
 
+        // Initialize debug canvas
+        
+        Debug.initializeDebugCanvas(this.DEBUG_CANVAS, this.WIDTH, this.HEIGHT);
+
         // Size the viewport to the game canvas
         this.viewport = new Viewport();
         this.viewport.setCanvasSize(this.WIDTH, this.HEIGHT);
@@ -129,6 +135,17 @@ export default class GameLoop {
         Stats.initStats();
     }
 
+    /**
+     * Set up the game window that holds the canvases
+     */
+    private initializeGameWindow(): void {
+        const gameWindow = document.getElementById("game-window");
+        
+        // Set the height of the game window
+        gameWindow.style.width = this.WIDTH + "px";
+        gameWindow.style.height = this.HEIGHT + "px";
+    }
+
     /**
      * Changes the maximum allowed physics framerate of the game
      * @param initMax 
@@ -274,11 +291,17 @@ export default class GameLoop {
      * Clears the canvas and defers scene rendering to the sceneManager. Renders the debug
      */
     render(): void {
+        // Clear the canvases
         this.ctx.clearRect(0, 0, this.WIDTH, this.HEIGHT);
+        Debug.clearCanvas();
+
+        // Game Canvas
         this.ctx.fillStyle = this.clearColor.toString();
         this.ctx.fillRect(0, 0, this.WIDTH, this.HEIGHT);
         this.sceneManager.render();
-        Debug.render(this.ctx);
+
+        // Debug render
+        Debug.render();
         Stats.render();
     }
 }

src/Nodes/CanvasNode.ts

@@ -1,7 +1,9 @@
 import GameNode from "./GameNode";
 import Vec2 from "../DataTypes/Vec2";
-import { Region, Renderable } from "../DataTypes/Interfaces/Descriptors";
+import { Region } from "../DataTypes/Interfaces/Descriptors";
 import AABB from "../DataTypes/Shapes/AABB";
+import Debug from "../Debug/Debug";
+import Color from "../Utils/Color";
 
 /**
  * The representation of an object in the game world that can be drawn to the screen
@@ -75,6 +77,12 @@ export default abstract class CanvasNode extends GameNode implements Region {
 		return this._boundary;
 	}
 
+	get sizeWithZoom(): Vec2 {
+		let zoom = this.scene.getViewScale();
+
+		return this.boundary.halfSize.clone().scaled(zoom, zoom);
+	}
+
 	/**
 	 * Returns true if the point (x, y) is inside of this canvas object
 	 * @param x 
@@ -83,4 +91,9 @@ export default abstract class CanvasNode extends GameNode implements Region {
 	contains(x: number, y: number): boolean {
 		return this._boundary.containsPoint(new Vec2(x, y));
 	}
+
+	debugRender(): void {
+		super.debugRender();
+		Debug.drawBox(this.relativePosition, this.sizeWithZoom, false, Color.GREEN);
+	}
 }

src/Nodes/GameNode.ts

@@ -4,17 +4,19 @@ import Receiver from "../Events/Receiver";
 import Emitter from "../Events/Emitter";
 import Scene from "../Scene/Scene";
 import Layer from "../Scene/Layer";
-import { Physical, Positioned, isRegion, Unique, Updateable, Actor, AI, Debug_Renderable } from "../DataTypes/Interfaces/Descriptors"
+import { Physical, Positioned, isRegion, Unique, Updateable, Actor, AI, DebugRenderable } from "../DataTypes/Interfaces/Descriptors"
 import Shape from "../DataTypes/Shapes/Shape";
 import Map from "../DataTypes/Map";
 import AABB from "../DataTypes/Shapes/AABB";
 import NavigationPath from "../Pathfinding/NavigationPath";
 import TweenManager from "../Rendering/Animations/TweenManager";
+import Debug from "../Debug/Debug";
+import Color from "../Utils/Color";
 
 /**
  * The representation of an object in the game world
  */
-export default abstract class GameNode implements Positioned, Unique, Updateable, Physical, Actor {
+export default abstract class GameNode implements Positioned, Unique, Updateable, Physical, Actor, DebugRenderable {
 	/*---------- POSITIONED ----------*/
 	private _position: Vec2;
 
@@ -79,6 +81,13 @@ export default abstract class GameNode implements Positioned, Unique, Updateable
 		this.positionChanged();
 	}
 
+	get relativePosition(): Vec2 {
+		let origin = this.scene.getViewTranslation(this);
+		let zoom = this.scene.getViewScale();
+
+		return this.position.clone().sub(origin).scale(zoom);
+	}
+
 	/*---------- UNIQUE ----------*/
 	get id(): number {
 		return this._id;
@@ -249,6 +258,15 @@ export default abstract class GameNode implements Positioned, Unique, Updateable
 	update(deltaT: number): void {
 		this.tweens.update(deltaT);
 	}
+
+	debugRender(): void {
+		Debug.drawPoint(this.relativePosition, Color.GREEN);
+
+		// If velocity is not zero, draw a vector for it
+		if(this._velocity && !this._velocity.isZero()){
+			Debug.drawRay(this.relativePosition, this._velocity.clone().scaleTo(20).add(this.relativePosition), Color.GREEN);
+		}
+	}
 }
 
 export enum TweenableProperties{

src/Nodes/Graphics/Rect.ts

@@ -4,14 +4,14 @@ import Color from "../../Utils/Color";
 
 export default class Rect extends Graphic {
 
-    protected borderColor: Color;
+    borderColor: Color;
     protected borderWidth: number;
 
     constructor(position: Vec2, size: Vec2){
         super();
         this.position = position;
         this.size = size;
-        this.borderColor = this.color;
+        this.borderColor = Color.TRANSPARENT;
         this.borderWidth = 0;
     }
 

src/Nodes/Tilemap.ts

@@ -49,6 +49,12 @@ export default abstract class Tilemap extends CanvasNode {
         return this.tileSize.scaled(this.scale.x, this.scale.y);
     }
 
+    getTileSizeWithZoom(): Vec2 {
+        let zoom = this.scene.getViewScale();
+
+        return this.getTileSize().scale(zoom);
+    }
+
     /** Adds this tilemap to the physics system */
     addPhysics = (): void => {
         this.scene.getPhysicsManager().registerTilemap(this);

src/Nodes/Tilemaps/OrthogonalTilemap.ts

@@ -1,7 +1,8 @@
 import Tilemap from "../Tilemap";
 import Vec2 from "../../DataTypes/Vec2";
 import { TiledTilemapData, TiledLayerData } from "../../DataTypes/Tilesets/TiledData";
-import Tileset from "../../DataTypes/Tilesets/Tileset";
+import Debug from "../../Debug/Debug";
+import Color from "../../Utils/Color";
 
 /**
  * The representation of an orthogonal tilemap - i.e. a top down or platformer tilemap
@@ -46,6 +47,10 @@ export default class OrthogonalTilemap extends Tilemap {
         }
     }
 
+    getDimensions(): Vec2 {
+        return new Vec2(this.numCols, this.numRows);
+    }
+
     getTileAtWorldPosition(worldCoords: Vec2): number {
         let localCoords = this.getColRowAt(worldCoords);
         return this.getTileAtRowCol(localCoords);
@@ -128,4 +133,20 @@ export default class OrthogonalTilemap extends Tilemap {
     }
 
     update(deltaT: number): void {}
+
+    debugRender(){
+        let tileSize = this.getTileSizeWithZoom();
+        let origin = this.relativePosition.sub(this.sizeWithZoom);
+
+        for(let col = 0; col < this.numCols; col++){
+            for(let row = 0; row < this.numRows; row++){
+                if(this.isCollidable && this.isTileCollidable(col, row)){
+                    // Draw a box for this tile
+                    let center = new Vec2(origin.x + (col + 0.5)*tileSize.x, origin.y + (row + 0.5)*tileSize.y);
+
+                    Debug.drawBox(center, tileSize.scaled(0.5), false, Color.BLUE);
+                }
+            }
+        }
+    }
 }

src/Nodes/UIElements/Label.ts

@@ -100,13 +100,4 @@ export default class Label extends UIElement{
 	sizeToText(): void {
 		this.sizeAssigned = false;
 	}
-
-	debug_render = (ctx: CanvasRenderingContext2D): void => {
-		let origin = this.scene.getViewTranslation(this);
-		
-		ctx.lineWidth = 4;
-        ctx.strokeStyle = "#00FF00"
-        let b = this.boundary;
-        ctx.strokeRect(b.x - b.hw - origin.x, b.y - b.hh - origin.y, b.hw*2, b.hh*2);
-	};
 }

src/Physics/BasicPhysicsManager.ts

@@ -326,10 +326,6 @@ export default class BasicPhysicsManager extends PhysicsManager {
 			}
 		}
 	}
-
-	debug_render(ctx: CanvasRenderingContext2D): void {
-		
-	}
 }
 
 // Collision data objects for tilemaps

src/Physics/PhysicsManager.ts

@@ -1,12 +1,12 @@
 import GameNode from "../Nodes/GameNode";
 import Vec2 from "../DataTypes/Vec2";
-import { Debug_Renderable, Updateable } from "../DataTypes/Interfaces/Descriptors";
+import { Updateable } from "../DataTypes/Interfaces/Descriptors";
 import Tilemap from "../Nodes/Tilemap";
 import Receiver from "../Events/Receiver";
 import Emitter from "../Events/Emitter";
 import Map from "../DataTypes/Map";
 
-export default abstract class PhysicsManager implements Updateable, Debug_Renderable {
+export default abstract class PhysicsManager implements Updateable {
 	protected receiver: Receiver;
 	protected emitter: Emitter;
 
@@ -43,12 +43,6 @@ export default abstract class PhysicsManager implements Updateable, Debug_Render
 	 */
 	abstract update(deltaT: number): void;
 
-	/**
-	 * Renders any debug shapes or graphics
-	 * @param ctx 
-	 */
-	abstract debug_render(ctx: CanvasRenderingContext2D): void;
-
 	setLayer(node: GameNode, layer: string): void {
 		node.physicsLayer = this.layerMap.get(layer);
 	}

src/Rendering/CanvasRenderer.ts

@@ -199,9 +199,9 @@ export default class CanvasRenderer extends RenderingManager {
 
     protected renderGraphic(graphic: Graphic): void {
         if(graphic instanceof Point){
-            this.graphicRenderer.renderPoint(<Point>graphic, this.origin, this.zoom);
+            this.graphicRenderer.renderPoint(<Point>graphic, this.zoom);
         } else if(graphic instanceof Rect){
-            this.graphicRenderer.renderRect(<Rect>graphic, this.origin, this.zoom);
+            this.graphicRenderer.renderRect(<Rect>graphic, this.zoom);
         }
     }
 
@@ -213,13 +213,13 @@ export default class CanvasRenderer extends RenderingManager {
 
     protected renderUIElement(uiElement: UIElement): void {
         if(uiElement instanceof Label){
-            this.uiElementRenderer.renderLabel(uiElement, this.origin, this.zoom);
+            this.uiElementRenderer.renderLabel(uiElement);
         } else if(uiElement instanceof Button){
-            this.uiElementRenderer.renderButton(uiElement, this.origin, this.zoom);
+            this.uiElementRenderer.renderButton(uiElement);
         } else if(uiElement instanceof Slider){
-            this.uiElementRenderer.renderSlider(uiElement, this.origin, this.zoom);
+            this.uiElementRenderer.renderSlider(uiElement);
         } else if(uiElement instanceof TextInput){
-            this.uiElementRenderer.renderTextInput(uiElement, this.origin, this.zoom);
+            this.uiElementRenderer.renderTextInput(uiElement);
         }
     }
 }

src/Rendering/CanvasRendering/GraphicRenderer.ts

@@ -18,22 +18,24 @@ export default class GraphicRenderer {
         this.scene = scene;
     }
 
-    renderPoint(point: Point, origin: Vec2, zoom: number): void {
+    renderPoint(point: Point, zoom: number): void {
 		this.ctx.fillStyle = point.color.toStringRGBA();
         this.ctx.fillRect((-point.size.x/2)*zoom, (-point.size.y/2)*zoom,
         point.size.x*zoom, point.size.y*zoom);
     }
 
-    renderRect(rect: Rect, origin: Vec2, zoom: number): void {
+    renderRect(rect: Rect, zoom: number): void {
         // Draw the interior of the rect
         if(rect.color.a !== 0){
             this.ctx.fillStyle = rect.color.toStringRGB();
             this.ctx.fillRect((-rect.size.x/2)*zoom, (-rect.size.y/2)*zoom, rect.size.x*zoom, rect.size.y*zoom);
         }
 
-        // Draw the border of the rect
+        // Draw the border of the rect if it isn't transparent
+        if(rect.borderColor.a !== 0){
             this.ctx.strokeStyle = rect.getBorderColor().toStringRGB();
             this.ctx.lineWidth = rect.getBorderWidth();
             this.ctx.strokeRect((-rect.size.x/2)*zoom, (-rect.size.y/2)*zoom, rect.size.x*zoom, rect.size.y*zoom);
         }
+    }
 }

src/Rendering/CanvasRendering/UIElementRenderer.ts

@@ -21,7 +21,7 @@ export default class UIElementRenderer {
         this.scene = scene;
     }
 
-    renderLabel(label: Label, origin: Vec2, zoom: number): void {
+    renderLabel(label: Label): void {
         // If the size is unassigned (by the user or automatically) assign it
         label.handleInitialSizing(this.ctx);
 		
@@ -51,11 +51,11 @@ export default class UIElementRenderer {
 		this.ctx.globalAlpha = previousAlpha;
     }
 
-    renderButton(button: Button, origin: Vec2, zoom: number): void {
+    renderButton(button: Button): void {
-        this.renderLabel(button, origin, zoom);
+        this.renderLabel(button);
     }
 
-    renderSlider(slider: Slider, origin: Vec2, zoom: number): void {
+    renderSlider(slider: Slider): void {
 		// Grab the global alpha so we can adjust it for this render
 		let previousAlpha = this.ctx.globalAlpha;
 		this.ctx.globalAlpha = slider.getLayer().getAlpha();
@@ -82,13 +82,13 @@ export default class UIElementRenderer {
         this.ctx.globalAlpha = previousAlpha;
     }
 
-    renderTextInput(textInput: TextInput, origin: Vec2, zoom: number): void {
+    renderTextInput(textInput: TextInput): void {
         // Show a cursor sometimes
         if(textInput.focused && textInput.cursorCounter % 60 > 30){
             textInput.text += "|";
         }
 
-        this.renderLabel(textInput, origin, zoom);
+        this.renderLabel(textInput);
 
         if(textInput.focused){
             if(textInput.cursorCounter % 60 > 30){

src/Scene/Scene.ts

@@ -12,7 +12,7 @@ import GameLoop from "../Loop/GameLoop";
 import SceneManager from "./SceneManager";
 import Receiver from "../Events/Receiver";
 import Emitter from "../Events/Emitter";
-import { Renderable, Updateable } from "../DataTypes/Interfaces/Descriptors";
+import { Updateable } from "../DataTypes/Interfaces/Descriptors";
 import NavigationManager from "../Pathfinding/NavigationManager";
 import AIManager from "../AI/AIManager";
 import Map from "../DataTypes/Map";
@@ -22,8 +22,9 @@ import CanvasNode from "../Nodes/CanvasNode";
 import GameNode from "../Nodes/GameNode";
 import ArrayUtils from "../Utils/ArrayUtils";
 import RenderingManager from "../Rendering/RenderingManager";
+import Debug from "../Debug/Debug";
 
-export default class Scene implements Updateable, Renderable {
+export default class Scene implements Updateable {
     /** The size of the game world. */
     protected worldSize: Vec2;
 
@@ -164,6 +165,10 @@ export default class Scene implements Updateable, Renderable {
 
         // Send the visible set, tilemaps, and uiLayers to the renderer
         this.renderingManager.render(visibleSet, this.tilemaps, this.uiLayers);
+
+        let nodes = this.sceneGraph.getAllNodes();
+        this.tilemaps.forEach(tilemap => tilemap.visible && tilemap.debugRender());
+        Debug.setNodes(nodes);
     }
 
     setRunning(running: boolean): void {

src/SceneGraph/SceneGraph.ts

@@ -83,6 +83,12 @@ export default abstract class SceneGraph {
 
 	abstract getNodesInRegion(boundary: AABB): Array<CanvasNode>;
 	
+	getAllNodes(): Array<CanvasNode> {
+		let arr = new Array<CanvasNode>();
+		this.nodeMap.forEach(key => arr.push(this.nodeMap.get(key)));
+		return arr;
+	}
+
 	/**
 	 * The specific implementation of getting a node at certain coordinates
 	 * @param x 

src/_DemoClasses/Enemies/Walk.ts

@@ -27,7 +27,6 @@ export default class Walk extends OnGround {
 		}
 
 		if(this.parent.jumpy && (Date.now() - this.time > 500)){
-			console.log("Jump");
 			this.finished(GoombaStates.JUMP);
 			this.parent.velocity.y = -300;
 		}

src/_DemoClasses/PhysicsTesting/TestScene.ts

@@ -0,0 +1,55 @@
+import Vec2 from "../../DataTypes/Vec2";
+import InputHandler from "../../Input/InputHandler";
+import InputReceiver from "../../Input/InputReceiver";
+import { GraphicType } from "../../Nodes/Graphics/GraphicTypes";
+import BasicPhysicsManager from "../../Physics/BasicPhysicsManager";
+import Scene from "../../Scene/Scene";
+import Color from "../../Utils/Color";
+
+export default class TestScene extends Scene {
+
+	startScene(){
+		// Opt into a custom physics manager
+		this.physicsManager = new BasicPhysicsManager(this.sceneOptions.physics);
+
+		this.addLayer("main");
+
+		let player = this.add.graphic(GraphicType.RECT, "main", {position: new Vec2(100, 100), size: new Vec2(100, 100)});
+		player.addPhysics();
+
+		player.update = (deltaT: number) => {
+			const input = InputReceiver.getInstance()
+
+			let xDir = (input.isPressed("a") ? -1 : 0) + (input.isPressed("d") ? 1 : 0);
+			let yDir = (input.isPressed("w") ? -1 : 0) + (input.isPressed("s") ? 1 : 0);
+
+			let dir = new Vec2(xDir, yDir);
+			dir.normalize();
+
+			if(!dir.isZero()){
+				player.move(dir.scale(deltaT * 300));
+			}
+		}
+
+		let block = this.add.graphic(GraphicType.RECT, "main", {position: new Vec2(300, 500), size: new Vec2(100, 100)});
+		block.color = Color.CYAN;
+		block.addPhysics(block.boundary, true, true);
+
+		let movingBlock = this.add.graphic(GraphicType.RECT, "main", {position: new Vec2(500, 200), size: new Vec2(100, 100)});
+		movingBlock.color = Color.CYAN;
+		movingBlock.addPhysics();
+
+		let timer = 0;
+		let dir = new Vec2(1, 0);
+		movingBlock.update = (deltaT: number) => {
+			if(timer > 0.5){
+				timer = 0;
+				dir.scale(-1);
+			}
+
+			movingBlock.move(dir.scaled(200*deltaT));
+
+			timer += deltaT;
+		}
+	}
+}

src/_DemoClasses/Player/PlayerStates/Platformer/Jump.ts

@@ -26,16 +26,45 @@ export default class Jump extends PlayerState {
 
 			// Go up plus some extra
 			pos.y -= (this.owner.collisionShape.halfSize.y + 10);
-			pos = this.parent.tilemap.getColRowAt(pos);
+			pos.x -= 16;
-			let tile = this.parent.tilemap.getTileAtRowCol(pos);
+			let rowCol = this.parent.tilemap.getColRowAt(pos);
+			let tile1 = this.parent.tilemap.getTileAtRowCol(rowCol);
+			pos.x += 16;
+			rowCol = this.parent.tilemap.getColRowAt(pos);
+			let tile2 = this.parent.tilemap.getTileAtRowCol(rowCol);
+			pos.x += 16;
+			rowCol = this.parent.tilemap.getColRowAt(pos);
+			let tile3 = this.parent.tilemap.getTileAtRowCol(rowCol);
+
+			let t1 = tile1 === 17;
+			let t2 = tile2 === 17;
+			let t3 = tile3 === 17;
+			let air1 = tile1 === 0;
+			let air2 = tile2 === 0;
+			let air3 = tile3 === 0;
+			let majority = (t1 && t2) || (t1 && t3) || (t2 && t3) || (t1 && t2 && t3);
+			let minorityButAir = (t1 && air2 && air3) || (air1 && t2 && air3) || (air1 && air2 && t3);
 			
 			// If coin block, change to empty coin block
-			if(tile === 17){
+			if(majority || minorityButAir){
-				this.parent.tilemap.setTileAtRowCol(pos, 18);
+				if(minorityButAir){
+					// Get the correct position
+					if(t1){
+						pos.x -= 32;
+					} else if(t2){
+						pos.x -= 16;
+					}
+					rowCol = this.parent.tilemap.getColRowAt(pos);
+				} else {
+					pos.x -= 16;
+					rowCol = this.parent.tilemap.getColRowAt(pos);
+				}
+
+				this.parent.tilemap.setTileAtRowCol(rowCol, 18);
 				this.emitter.fireEvent(MarioEvents.PLAYER_HIT_COIN_BLOCK);
 
 				let tileSize = this.parent.tilemap.getTileSize();
-				this.parent.coin.position.copy(pos.scale(tileSize.x, tileSize.y).add(tileSize.scaled(0.5)));
+				this.parent.coin.position.copy(rowCol.scale(tileSize.x, tileSize.y).add(tileSize.scaled(0.5)));
 
 				// Animate collision
 				this.parent.coin.tweens.add("coin", {

src/index.html

@@ -3,10 +3,40 @@
   <head>
     <meta charset="UTF-8" />
     <title>Game</title>
+    <style>
+      #game-window {
+        position: relative;
+      }
+
+      #game-canvas {
+        width: 100%;
+        height: 100%;
+        position: absolute;
+        top: 0px;
+        left: 0px;
+      }
+
+      #debug-canvas {
+        width: 100%;
+        height: 100%;
+        position: absolute;
+        top: 0px;
+        left: 0px;
+        pointer-events: none;
+      }
+    </style>
   </head>
   <body>
     <div style="display: flex; flex-direction: row;">
+      <!-- The main window of the game. This contains the rendered game and any debug text -->
+      <div id="game-window">
+        <!-- This is the canvas where the actual game is rendered -->
         <canvas id="game-canvas"></canvas>
+        <!-- This is the canvas where the debug text and graphics are rendered -->
+        <canvas id="debug-canvas"></canvas>
+      </div>
+
+      <!-- This contains stats about the game for development purposes, such as the average update time -->
       <div>
         <canvas id="stats-canvas"></canvas>
         <select name="Display" id="chart-option">

src/main.ts

@@ -2,6 +2,7 @@ import GameLoop from "./Loop/GameLoop";
 import {} from "./index";
 import MainMenu from "./_DemoClasses/Mario/MainMenu";
 import Level1 from "./_DemoClasses/Mario/Level1";
+import TestScene from "./_DemoClasses/PhysicsTesting/TestScene";
 
 function main(){
     // Create the game object