@petkoneo/phaser3-rex-plugins
Version:
366 lines (292 loc) • 11 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.rexlocalmaskplugin = factory());
})(this, (function () { 'use strict';
var EventEmitterMethods = {
setEventEmitter(eventEmitter, EventEmitterClass) {
if (EventEmitterClass === undefined) {
EventEmitterClass = Phaser.Events.EventEmitter; // Use built-in EventEmitter class by default
}
this._privateEE = (eventEmitter === true) || (eventEmitter === undefined);
this._eventEmitter = (this._privateEE) ? (new EventEmitterClass()) : eventEmitter;
return this;
},
destroyEventEmitter() {
if (this._eventEmitter && this._privateEE) {
this._eventEmitter.shutdown();
}
return this;
},
getEventEmitter() {
return this._eventEmitter;
},
on() {
if (this._eventEmitter) {
this._eventEmitter.on.apply(this._eventEmitter, arguments);
}
return this;
},
once() {
if (this._eventEmitter) {
this._eventEmitter.once.apply(this._eventEmitter, arguments);
}
return this;
},
off() {
if (this._eventEmitter) {
this._eventEmitter.off.apply(this._eventEmitter, arguments);
}
return this;
},
emit(event) {
if (this._eventEmitter && event) {
this._eventEmitter.emit.apply(this._eventEmitter, arguments);
}
return this;
},
addListener() {
if (this._eventEmitter) {
this._eventEmitter.addListener.apply(this._eventEmitter, arguments);
}
return this;
},
removeListener() {
if (this._eventEmitter) {
this._eventEmitter.removeListener.apply(this._eventEmitter, arguments);
}
return this;
},
removeAllListeners() {
if (this._eventEmitter) {
this._eventEmitter.removeAllListeners.apply(this._eventEmitter, arguments);
}
return this;
},
listenerCount() {
if (this._eventEmitter) {
return this._eventEmitter.listenerCount.apply(this._eventEmitter, arguments);
}
return 0;
},
listeners() {
if (this._eventEmitter) {
return this._eventEmitter.listeners.apply(this._eventEmitter, arguments);
}
return [];
},
eventNames() {
if (this._eventEmitter) {
return this._eventEmitter.eventNames.apply(this._eventEmitter, arguments);
}
return [];
},
};
const SceneClass = Phaser.Scene;
var IsSceneObject = function (object) {
return (object instanceof SceneClass);
};
var GetSceneObject = function (object) {
if ((object == null) || (typeof (object) !== 'object')) {
return null;
} else if (IsSceneObject(object)) { // object = scene
return object;
} else if (object.scene && IsSceneObject(object.scene)) { // object = game object
return object.scene;
} else if (object.parent && object.parent.scene && IsSceneObject(object.parent.scene)) { // parent = bob object
return object.parent.scene;
} else {
return null;
}
};
const GameClass = Phaser.Game;
var IsGame = function (object) {
return (object instanceof GameClass);
};
var GetGame = function (object) {
if ((object == null) || (typeof (object) !== 'object')) {
return null;
} else if (IsGame(object)) {
return object;
} else if (IsGame(object.game)) {
return object.game;
} else if (IsSceneObject(object)) { // object = scene object
return object.sys.game;
} else if (IsSceneObject(object.scene)) { // object = game object
return object.scene.sys.game;
}
};
const GetValue$1 = Phaser.Utils.Objects.GetValue;
class ComponentBase {
constructor(parent, config) {
this.setParent(parent); // gameObject, scene, or game
this.isShutdown = false;
// Event emitter, default is private event emitter
this.setEventEmitter(GetValue$1(config, 'eventEmitter', true));
// Register callback of parent destroy event, also see `shutdown` method
if (this.parent) {
if (this.parent === this.scene) { // parent is a scene
this.scene.sys.events.once('shutdown', this.onEnvDestroy, this);
} else if (this.parent === this.game) { // parent is game
this.game.events.once('shutdown', this.onEnvDestroy, this);
} else if (this.parent.once) { // parent is game object or something else
this.parent.once('destroy', this.onParentDestroy, this);
}
// bob object does not have event emitter
}
}
shutdown(fromScene) {
// Already shutdown
if (this.isShutdown) {
return;
}
// parent might not be shutdown yet
if (this.parent) {
if (this.parent === this.scene) { // parent is a scene
this.scene.sys.events.off('shutdown', this.onEnvDestroy, this);
} else if (this.parent === this.game) { // parent is game
this.game.events.off('shutdown', this.onEnvDestroy, this);
} else if (this.parent.once) { // parent is game object or something else
this.parent.off('destroy', this.onParentDestroy, this);
}
// bob object does not have event emitter
}
this.destroyEventEmitter();
this.parent = undefined;
this.scene = undefined;
this.game = undefined;
this.isShutdown = true;
}
destroy(fromScene) {
this.shutdown(fromScene);
}
onEnvDestroy() {
this.destroy(true);
}
onParentDestroy(parent, fromScene) {
this.destroy(fromScene);
}
setParent(parent) {
this.parent = parent; // gameObject, scene, or game
this.scene = GetSceneObject(parent);
this.game = GetGame(parent);
return this;
}
}
Object.assign(
ComponentBase.prototype,
EventEmitterMethods
);
const fragShader = `
precision mediump float;
uniform sampler2D uMainSampler;
uniform sampler2D uMaskSampler;
varying vec2 outTexCoord;
void main ()
{
vec4 color = texture2D(uMainSampler, outTexCoord);
vec4 maskColor = texture2D(uMaskSampler, outTexCoord);
gl_FragColor = vec4(color.rgb * maskColor.a, color.a * maskColor.a);
}
`;
var ControllerKey$1 = 'localMask';
class LocalMaskPreFxPipeline extends Phaser.Renderer.WebGL.Pipelines.PreFXPipeline {
constructor(game) {
super({
game: game,
fragShader: fragShader
});
}
onDraw(renderTarget) {
var sprite = this.tempSprite;
var glTexture = sprite[ControllerKey$1].maskGLTexture;
this.set1i('uMainSampler', 0);
this.set1i('uMaskSampler', 1);
this.bindTexture(glTexture, 1);
super.onDraw(renderTarget);
}
static setControllerKey(key) {
ControllerKey$1 = key;
}
}
const GetValue = Phaser.Utils.Objects.GetValue;
const PreFXName = 'RexLocalMaskFx';
var ControllerKey = 'rexLocalMask';
class LocalMaskController extends ComponentBase {
constructor(parent, config) {
super(parent, { eventEmitter: false });
// No event emitter
// this.parent = gameObject;
var scene = this.scene;
var pipelines = scene.sys.renderer.pipelines;
var pipeline = pipelines.get(PreFXName);
if (!pipeline) {
ControllerKey = GetValue(config, 'controllerKey', ControllerKey);
LocalMaskPreFxPipeline.setControllerKey(ControllerKey);
pipeline = pipelines.add(PreFXName, new LocalMaskPreFxPipeline(scene.game));
}
this.pipelineInstance = pipeline;
this.textures = scene.sys.textures;
this.parent[ControllerKey] = this;
this.setMaskTexture(GetValue(config, 'key'), GetValue(config, 'frame'));
this.setEnable(GetValue(config, 'enable', true));
}
shutdown(fromScene) {
this.pipelineInstance = undefined;
this.textures = undefined;
this.maskFrame = undefined;
this.maskGLTexture = undefined;
super.shutdown(fromScene);
}
get controllerKey() {
return ControllerKey;
}
get enable() {
return this._enable;
}
set enable(value) {
if (value === this._enable) {
return;
}
this._enable = value;
var gameObject = this.parent;
var currentPipeline = gameObject.pipeline;
if (value) { // Enable
if (currentPipeline !== this.pipelineInstance) {
gameObject.setPipeline(this.pipelineInstance);
}
} else { // Reset to default
if (currentPipeline === this.pipelineInstance) {
gameObject.resetPipeline();
}
}
}
setEnable(enable) {
if (enable === undefined) {
enable = true;
}
this.enable = enable;
return this;
}
setMaskTexture(key, frame) {
this.maskKey = key;
this.maskFrameName = frame;
this.maskFrame = this.textures.getFrame(key, frame);
this.maskGLTexture = this.maskFrame.glTexture;
return this;
}
}
class LocalMaskPlugin extends Phaser.Plugins.BasePlugin {
constructor(pluginManager) {
super(pluginManager);
}
start() {
var eventEmitter = this.game.events;
eventEmitter.on('destroy', this.destroy, this);
}
add(gameObject, config) {
return new LocalMaskController(gameObject, config);
}
}
return LocalMaskPlugin;
}));