Remove unused FrustumBoundingBox file

examples/jsm/csm/FrustumBoundingBox.js

@@ -1,83 +0,0 @@
-/**
- * @author vHawk / https://github.com/vHawk/
- */
-
-export default class FrustumBoundingBox {
-
-	constructor() {
-
-		this.min = {
-			x: 0,
-			y: 0,
-			z: 0
-		};
-		this.max = {
-			x: 0,
-			y: 0,
-			z: 0
-		};
-
-	}
-
-	fromFrustum( frustum ) {
-
-		const vertices = [];
-
-		for ( let i = 0; i < 4; i ++ ) {
-
-			vertices.push( frustum.vertices.near[ i ] );
-			vertices.push( frustum.vertices.far[ i ] );
-
-		}
-
-		this.min = {
-			x: vertices[ 0 ].x,
-			y: vertices[ 0 ].y,
-			z: vertices[ 0 ].z
-		};
-		this.max = {
-			x: vertices[ 0 ].x,
-			y: vertices[ 0 ].y,
-			z: vertices[ 0 ].z
-		};
-
-		for ( let i = 1; i < 8; i ++ ) {
-
-			this.min.x = Math.min( this.min.x, vertices[ i ].x );
-			this.min.y = Math.min( this.min.y, vertices[ i ].y );
-			this.min.z = Math.min( this.min.z, vertices[ i ].z );
-			this.max.x = Math.max( this.max.x, vertices[ i ].x );
-			this.max.y = Math.max( this.max.y, vertices[ i ].y );
-			this.max.z = Math.max( this.max.z, vertices[ i ].z );
-
-		}
-
-		return this;
-
-	}
-
-	getSize() {
-
-		this.size = {
-			x: this.max.x - this.min.x,
-			y: this.max.y - this.min.y,
-			z: this.max.z - this.min.z
-		};
-
-		return this.size;
-
-	}
-
-	getCenter( margin ) {
-
-		this.center = {
-			x: ( this.max.x + this.min.x ) / 2,
-			y: ( this.max.y + this.min.y ) / 2,
-			z: this.max.z + margin
-		};
-
-		return this.center;
-
-	}
-
-}