38 lines
917 B
JavaScript
38 lines
917 B
JavaScript
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export class Scene {
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constructor() {
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this.map = {}
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this.entities = {}
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this.materials = {}
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}
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add(material, entity) {
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var arr = this.map[material.id]
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if (arr == undefined) {
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arr = []
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this.materials[material.id] = material
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}
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if (!arr.includes(entity.id)) {
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arr.push(entity.id)
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this.entities[entity.id] = entity
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}
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this.map[material.id] = arr
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}
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remove(material, entity) {
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var arr = this.objects[material.id]
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if (arr == undefined) {
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return
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}
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const i = arr.indexOf(entity.id)
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if(i > -1) {
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arr = arr.splice(i, 1)
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delete this.entities[entity.id]
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if(arr.length < 1) {
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delete this.map[material.id]
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delete this.materials[material.id]
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}
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}
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}
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}
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