add some comments to threejs script

threejs-car/src/script.js

@@ -24,12 +24,14 @@ const carFlatGeometry = new THREE.BoxGeometry(6,0.5,3)
 
 // Materials
 
+// Create a material for the tire that is black and uses a tire texture
 const tireMaterial = new THREE.MeshStandardMaterial()
 tireMaterial.metalness = 0.5
 tireMaterial.roughness = 0.4
 tireMaterial.normalMap = tireTexture
 tireMaterial.color = new THREE.Color(0x888888)
 
+// Create a material for the Car that is green, metallic and uses a metal texture
 const carMaterial = new THREE.MeshStandardMaterial()
 carMaterial.metalness = 0.5
 carMaterial.roughness = 0.2
@@ -43,25 +45,30 @@ const carHeightMesh = new THREE.Mesh(carHeightGeometry, carMaterial)
 carHeightMesh.name = "Car High Mesh"
 scene.add(carHeightMesh)
 
+// Add the flat part of the car as a child to the root mesh
 const carFlatMesh = new THREE.Mesh(carFlatGeometry, carMaterial)
 carFlatMesh.name = 'Car Flat Mesh'
 carHeightMesh.add(carFlatMesh)
 
+// Add the first tire to the root mesh
 const tireMesh1 = new THREE.Mesh(tireGeometry, tireMaterial)
 tireMesh1.name = 'Tire 1 Mesh'
 tireMesh1.position.set(-2,-1.2,1)
 carHeightMesh.add(tireMesh1)
 
+// Add the second tire to the root mesh
 const tireMesh2 = new THREE.Mesh(tireGeometry, tireMaterial)
 tireMesh2.name = 'Tire 2 Mesh'
 tireMesh2.position.set(-2,-1.2,-1)
 carHeightMesh.add(tireMesh2)
 
+// Add the third tire to the root mesh
 const tireMesh3 = new THREE.Mesh(tireGeometry, tireMaterial)
 tireMesh3.name = 'Tire 3 Mesh'
 tireMesh3.position.set(2,-1.2,-1)
 carHeightMesh.add(tireMesh3)
 
+// Add the fourth tire to the root mesh
 const tireMesh4 = new THREE.Mesh(tireGeometry, tireMaterial)
 tireMesh4.name = 'Tire 4 Mesh'
 tireMesh4.position.set(2,-1.2,1)