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//////////////////////////////////////////////////////////////////////////////
//		arjs-hit-testing
//////////////////////////////////////////////////////////////////////////////
AFRAME.registerComponent('arjs-portal-door', {
	schema: {
		url : {		// Url of the content - may be video or image
			type: 'string',
		},
		doorWidth : {	// width of the door
			type: 'number',

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var THREEx = THREEx || {}

THREEx.Portal360 = function(videoImageURL, doorWidth, doorHeight){
	
	var doorCenter = new THREE.Group
	doorCenter.position.y = doorHeight/2
	this.object3d = doorCenter

	//////////////////////////////////////////////////////////////////////////////
	//		build texture360

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// Class definitions for types of cars.

class Car {
  
}

class Sedan {
  
}

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const CarVisitor = {
  accelerate: function(visitor) {
    console.log(`Yeah! I am driving a ${visitor.name}.`)
  },
  
  brake: function(visitor) {
    console.log(`Brakes failed in ${visitor.name}.`)
  }
}

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interface CarVisitor {
  void accelerate(Sedan sedan),
  void brake(Hatchback hatchback)
}

abstract class Cars {
  abstract void operate(CarVisitor carVisitor);
}

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class Car {
  // Concrete method for operating different types of cars
  operate(carVisitor) {}
}

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class Sedan extends Car {
  constructor(name) {
    super()
    this.name = name
  }
  
  operate(visitor=CarVisitor) {
    visitor.accelerate(this)
  }
}

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const CarVisitor = {
  accelerate: function(visitor) {
    console.log(`Yeah! I am driving a ${visitor.name}.`)
  },
  
  brake: function(visitor) {
    console.log(`Brakes failed in ${visitor.name}.`)
  }
}

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{
  Expression: {
    BinaryExpression: {
      left: {
        LiteralExpression: {
          value: 12
        }
      },
      operator: '*',
      right: {

nitin42

(* 12 (- 10 20))