Breaking It Down
Let’s take a quick look at why we used those numbers for the hands. If you’re impatient, skip ahead to Adding Feet for Walking, to keep building our game avatar.
When anything is added to a scene, it starts off in the very center. So when we add the body and a hand, it starts off something like this:
In 3D programming and mathematics, left and right are called the X direction. Up and down are called the Y direction.
This is why we change the X position of the hands:
| var left_hand = new THREE.Mesh(hand, cover); |
| left_hand.position.set(150, 0, 0); |
| scene.add(left_hand); |
The numbers inside left_hand.position.set(150, 0, 0) ...
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