53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
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/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
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"use strict";
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(function() {
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gapp.register("mesh.group", [
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"add.array", // dep: add.array
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"add.three", // dep: add.three
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"moto.license", // dep: moto.license
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"mesh.model", // dep: mesh.model
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]);
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let mesh = self.mesh = self.mesh || {};
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if (mesh.group) return;
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mesh.group = class MeshGroup {
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// @param group {THREE.Group}
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constructor(models) {
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this.group = new THREE.Group();
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this.models = [];
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for (let model of (models || [])) {
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this.add(model);
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}
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}
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bounds() {
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return new THREE.Box3().setFromObject(this.group);
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}
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// @param model {MeshModel}
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add(model) {
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model.group = this;
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this.models.addOnce(model);
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this.group.add(model.mesh);
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moto.Space.update();
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}
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// @param model {MeshModel}
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remove(model) {
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model.group = undefined;
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this.models.remove(model);
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this.group.remove(model.mesh);
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// auto-remove group when empty
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if (this.group.children.length === 0) {
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mesh.api.group.remove(this);
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}
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moto.Space.update();
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}
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};
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})();
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