92 lines
2.4 KiB
JavaScript
92 lines
2.4 KiB
JavaScript
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/**
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* Helpers for displaying outlines or making 'invisible' scene objects visible
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* @param id
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* @param object GameLib.D3.Object
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* @param name
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* @param graphics
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* @param helperType
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* @constructor
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*/
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GameLib.D3.Helper = function Helper(
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id,
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object,
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helperType,
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name,
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graphics
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) {
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if (GameLib.Utils.UndefinedOrNull(id)) {
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id = GameLib.Utils.RandomId();
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}
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this.id = id;
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if (GameLib.Utils.UndefinedOrNull(object)) {
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throw new Error('Cannot create helpers for unknown objects');
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}
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this.object = object;
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if (GameLib.Utils.UndefinedOrNull(helperType)) {
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helperType = GameLib.D3.Helper.HELPER_TYPE_EDGES;
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}
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this.helperType = helperType;
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if (GameLib.Utils.UndefinedOrNull(name)) {
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name = 'Helper (' + this.helperType + ')';
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}
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this.name = name;
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this.graphics = graphics;
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this.graphics.isNotThreeThrow();
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this.instance = this.createInstance();
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};
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/**
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* Helper types
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* @type {string}
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*/
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GameLib.D3.Helper.HELPER_TYPE_EDGES = 'edges';
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GameLib.D3.Helper.HELPER_TYPE_DIRECTIONAL_LIGHT = 'directional-light';
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GameLib.D3.Helper.HELPER_TYPE_SPOT_LIGHT = 'spot-light';
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GameLib.D3.Helper.HELPER_TYPE_POINT_LIGHT = 'point-light';
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GameLib.D3.Helper.HELPER_TYPE_WIREFRAME = 'wireframe';
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/**
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* Creates a helper instance
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* @param update
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*/
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GameLib.D3.Helper.prototype.createInstance = function(update) {
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var instance = null;
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if (this.helperType == GameLib.D3.Helper.HELPER_TYPE_EDGES) {
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instance = new this.graphics.instance.EdgesHelper(this.object.instance, 0x007700);
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}
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if (this.helperType == GameLib.D3.Helper.HELPER_TYPE_DIRECTIONAL_LIGHT) {
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instance = new this.graphics.instance.DirectionalLightHelper(this.object.instance);
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}
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if (this.helperType == GameLib.D3.Helper.HELPER_TYPE_POINT_LIGHT) {
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instance = new this.graphics.instance.PointLightHelper(this.object.instance, 1);
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}
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if (this.helperType == GameLib.D3.Helper.HELPER_TYPE_SPOT_LIGHT) {
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instance = new this.graphics.instance.SpotLightHelper(this.object.instance);
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}
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if (this.helperType == GameLib.D3.Helper.HELPER_TYPE_WIREFRAME) {
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instance = new this.graphics.instance.WireframeHelper(this.object.instance, 0x007700);
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}
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if (!instance) {
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throw new Error('Unsupported helper type: ' + this.helperType);
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}
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if (update) {
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this.instance = instance;
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}
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return instance;
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};
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