How to group elements in three.js
Three.js is a JavaScript library that renders graphics on the web using WebGL.
Grouping elements in three.js provides a set of properties to control the elements in a group. This technique also makes it syntactically easier to manage them at once.
Syntax
Here is the syntax for creating groups in three.js:
//initialization
const group = new THREE.Group()
Once the group has been initialized, we can add elements to it:
group.add(element1)
group.add(element2)
Once the objects have been grouped together, they are treated as instances of the Object3D base class.
Example
Here is an example of creating a group in three.js:
Explanation
The code above demonstrates the use of THREE.Group(). We start by creating a scene in three.js.
- Line 47: We initialize a
Group. - Lines 50–52: We add the objects to the
group. - Line 55: We populate the
scenewith thegroup.
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