the-world-engine/dist/esm/engine/script/three/Object3DContainer.js

three.js based, unity like game engine for browser

import { Component } from "../../hierarchy_object/Component";

import { Transform } from "../../hierarchy_object/Transform";

export class Object3DContainer extends Component {
    es=null;
    sl=false;
    hl=null;
    awake() {
        this.sl = true;
        const t = this.es;
        if (t) {
            this.transform.unsafeGetObject3D().add(t);
            Transform.updateRawObject3DWorldMatrixRecursively(t);
            this.transform.enqueueRenderAttachedObject3D(t);
        }
    }
    onEnable() {
        const t = this.es;
        if (!t) return;
        this.rl(t, true);
        this.transform.enqueueRenderAttachedObject3D(t);
    }
    onDisable() {
        const t = this.es;
        if (!t) return;
        this.rl(t, false);
        this.transform.enqueueRenderAttachedObject3D(t);
    }
    onDestroy() {
        if (!this.es) return;
        this.hl?.(this.es);
        this.transform.dequeueRenderAttachedObject3D(this.es);
        this.transform.unsafeGetObject3D().remove(this.es);
        this.es = null;
    }
    onWorldMatrixUpdated() {
        const t = this.es;
        if (!t) return;
        if (!this.gameObject.activeInHierarchy || !this.enabled) return;
        Transform.updateRawObject3DWorldMatrixRecursively(t);
        this.transform.enqueueRenderAttachedObject3D(t);
    }
    rl(t, i) {
        t.visible = i;
        const s = t.children;
        for (let t = 0; t < s.length; ++t) {
            this.rl(s[t], i);
        }
    }
    get object3D() {
        return this.es;
    }
    setObject3D(t, i) {
        if (this.sl) {
            if (this.es) {
                this.hl?.(this.es);
                this.transform.unsafeGetObject3D().remove(this.es);
            }
            this.es = t;
            this.hl = i ?? null;
            this.transform.unsafeGetObject3D().add(this.es);
            Transform.updateRawObject3DWorldMatrixRecursively(this.es);
            this.transform.enqueueRenderAttachedObject3D(this.es);
        } else {
            if (this.es) {
                this.hl?.(this.es);
            }
            this.es = t;
            this.hl = i ?? null;
        }
    }
    clearObject3D() {
        if (!this.es) return;
        this.hl?.(this.es);
        if (this.sl) this.transform.unsafeGetObject3D().remove(this.es);
        this.es = null;
    }
    get ready() {
        return this.sl;
    }
    updateWorldMatrix() {
        this.onWorldMatrixUpdated();
    }
}