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Octree: Add clear(). #27160

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merged 2 commits into from
Nov 17, 2023
Merged

Octree: Add clear(). #27160

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efc5801
feature: add octree clear method
Nov 9, 2023
c245017
Update Octree.js
Mugen87 Nov 16, 2023
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19 changes: 15 additions & 4 deletions examples/jsm/math/Octree.js
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Original file line number Diff line number Diff line change
Expand Up @@ -82,19 +82,18 @@ function lineToLineClosestPoints( line1, line2, target1 = null, target2 = null )

class Octree {


constructor( box ) {

this.triangles = [];
this.box = box;
this.bounds = new Box3();

this.subTrees = [];
this.triangles = [];

}

addTriangle( triangle ) {

if ( ! this.bounds ) this.bounds = new Box3();

this.bounds.min.x = Math.min( this.bounds.min.x, triangle.a.x, triangle.b.x, triangle.c.x );
this.bounds.min.y = Math.min( this.bounds.min.y, triangle.a.y, triangle.b.y, triangle.c.y );
this.bounds.min.z = Math.min( this.bounds.min.z, triangle.a.z, triangle.b.z, triangle.c.z );
Expand Down Expand Up @@ -524,6 +523,18 @@ class Octree {

}

clear() {

this.box = null;
this.bounds.makeEmpty();

this.subTrees.length = 0;
this.triangles.length = 0;

return this;

}

}

export { Octree };