104 lines
3.0 KiB
JavaScript
104 lines
3.0 KiB
JavaScript
//
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// this component operates on it's parent entity's bounding box.
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// so, you can't use this component with a null-mesh.
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//
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GameLib.D3.ComponentTriggerBoxBox = function ComponentTriggerBoxBox(
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id,
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name,
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entitiesToCheck,
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onInside,
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onEnter,
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onLeave,
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onSetParent
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) {
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console.log('triggerbox box!');
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this.id = id || GameLib.D3.Tools.RandomId();
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if (typeof name == 'undefined') {
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name = this.constructor.name;
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}
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this.name = name;
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this.parentEntity = null;
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// Todo: this should be executed somewhere in game-lib-z, so that we don't execute it on every construction of an object.
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GameLib.D3.Utils.Extend(GameLib.D3.ComponentTriggerBoxBox, GameLib.D3.ComponentInterface);
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this.entitiesToCheck = entitiesToCheck || [];
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this.onInside = onInside || null;
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this.onEnter = onEnter || null;
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this.onLeave = onLeave || null;
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this.onSetParent = onSetParent || null;
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// defines code
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this.entitiesInside = [];
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};
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//#ifdef RUNTIME__
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if(typeof THREE != "undefined") {
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ComponentTriggerBoxBox_BB = new THREE.Box3();
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ComponentTriggerBoxBox_BBEntity = new THREE.Box3();
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}
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///////////////////////// Methods to override //////////////////////////
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GameLib.D3.ComponentTriggerBoxBox.prototype.onUpdate = function(
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deltaTime,
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parentEntity
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) {
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if(parentEntity.mesh) {
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// Calculate the current transform here, using the position, orientation and scale of the entity.
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ComponentTriggerBoxBox_BB.setFromObject(parentEntity.mesh);
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for(var e in this.entitiesToCheck) {
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var entityToCheck = this.entitiesToCheck[e];
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ComponentTriggerBoxBox_BBEntity.setFromObject(entityToCheck.mesh);
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if(ComponentTriggerBoxBox_BB.intersectsBox(ComponentTriggerBoxBox_BBEntity)) {
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if(this.entitiesInside.indexOf(entityToCheck) <= -1) { // check if this is the first time the entity enters the trigger
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this.entitiesInside.push(entityToCheck);
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if(this.onEnter) {
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if(this.onEnter(parentEntity, entityToCheck)) {
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break;
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}
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}
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}
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if(this.onInside) {
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if(this.onInside(parentEntity, entityToCheck)) {
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break;
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}
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}
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} else if(this.entitiesInside.indexOf(entityToCheck) > -1) { // entity WAS inside the trigger
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this.entitiesInside.splice(this.entitiesInside.indexOf(entityToCheck), 1);
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if(this.onLeave) {
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if(this.onLeave(parentEntity, entityToCheck)) {
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break;
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}
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}
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}
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}
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}
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};
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//#endif
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GameLib.D3.ComponentTriggerBoxBox.prototype.onSetParentEntity = function(
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parentScene,
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parentEntity
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) {
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if(this.onSetParent) {
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this.onSetParent(parentScene, parentEntity);
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}
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}; |