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Hey All, I hope you can help me. I'm quite new to Phaser. I've looked all over google and couldn't find an answer to my question. I have an idea for a Tetris-like game. At the moment I'm learning the basics by setting up a single block to fall on the floor before another single block falls after it. The block falls from the air onto the ground just fine. The issue is: I simply want to have a collision call back happen once. I've simplified the code to make the question easier to read: function create () { this.physics.add.collider(block, ground, hitFloor, null, this); } function hitFloor () { console.log('floor hit'); } The block hits the floor and the callBack runs infinitely which makes sense because the block doesn't move and stays on the floor. I was considering setting a flag with a variable like `floorHit`. Something like: function hitFloor() { if (!floorHit) { console.log('do something') floorHit = true } } But I want to have multiple blocks fall and this won't work because the new block that gets created needs to have the `floorHit` variable set to false before it starts falling. What am I missing? Any help would be much appreciated. Thanks MHC
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Hey Folks, I hope you can help. I am fairly new to Phaser 3 and am currently working on a platformer where my character can run, jump and collect collectibles. My game is modularised through WebPack everything else is plain JS along with the Phaser 3 framework. I am using Tiled where I export my levels as json files and the initial level loads perfectly with all collision tiles in place and working as expected. I've hit a road block with loading/starting new levels. I'll try and explain with my code to clarify. I've reduce the code significantly to make it easier to read. main.js: Entry file // Main.js import 'phaser'; import { Cave } from 'scenes/cave'; import { Playground } from 'scenes/playground'; var config = {...}, scene: [Cave,Playground] }; var game = new Phaser.Game(config); Cave.js. For the sake of conciseness, I've placed the this.scene.start in the update function so the new scene initialisation happens immediately. MapSetup function is further down. // Cave.js import 'phaser'; import MapSetup from 'modules/map-setup.js'; import CollectibleSetup from 'modules/collectible-setup.js'; const mapSetup = new MapSetup(); const collectibleSetup = new CollectibleSetup(); export class Cave extends Phaser.Scene { constructor () {super('Cave')} preload() { this.load.tilemapTiledJSON('map', 'assets/levels/cave/cave.json');// map made with Tiled in JSON format this.load.spritesheet('cave', 'assets/levels/cave/cave.png', {frameWidth: 64, frameHeight: 64});// tiles in spritesheet } create() { // Setup up map for this scene/level var mapObj = mapSetup.sceneMap(this, 'map', 'cave', 'world') this.map = mapObj.map; this.physics.add.overlap(this.player, this.stars, collectibleSetup.collectStar, null, this); }// create update () { this.scene.start('Playground') } Playground.js // Playground.js export class Playground extends Phaser.Scene { constructor () {super('Playground')} preload() { this.load.tilemapTiledJSON('map', 'assets/levels/playground/map.json');// map made with Tiled in JSON format this.load.spritesheet('tiles', 'assets/levels/playground/tiles.png', {frameWidth: 70, frameHeight: 70});// tiles in spritesheet } create() { // Setup up map for this scene/level var mapObj = mapSetup.sceneMap(this, 'map', 'tiles', 'World') this.map = mapObj.map; this.physics.add.overlap(this.player, this.stars, collectibleSetup.collectStar, null, this); }// create } MapSetup.js. The issue occurs here when the PlayGround scene is initiated. import 'phaser'; export default class MapSetup { sceneMap (ctx, key, tileSetImage, dynamicLayer) { // Map var map = ctx.make.tilemap({key: key}); console.log('map',map) // tiles for the ground layer - tilesets.name` var groundTiles = map.addTilesetImage(tileSetImage); // create the ground layer - layers[i].name var groundLayer = map.createDynamicLayer(dynamicLayer, groundTiles, 0, 0); // the player will collide with this layer groundLayer.setCollisionByExclusion([-1]); // set the boundaries of our game world ctx.physics.world.bounds.width = groundLayer.width; ctx.physics.world.bounds.height = groundLayer.height; return {map:map, groundTiles:groundTiles, groundLayer:groundLayer} } } I'll try and explain the issue as I understand it. When Playground is initiated, the following error fires in the console and it's because the the groundTiles & groundLayer variables return null so the setCollisionByExclusion doesn't work. When I console.log the map variable that get's assigned in the sceneMap function it returns: The tileset name is still referencing the cave json object and not the playground one. I don't understand why that is. My understanding is that a scene is automatically stopped when a new scene is started and that each scene is it's own class so i'm a bit baffled as to why previous references are still in place. What am I missing? Any help would be much appreciated. Thanks, All Moe