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Update src/core/Vector3.js

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1 parent 385b472 commit 739cd6e3bfd36b78cac3da988682518a6b735320 @Wilt committed Oct 13, 2012
Showing with 1 addition and 3 deletions.
  1. +1 −3 src/core/Vector3.js
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4 src/core/Vector3.js
@@ -250,9 +250,7 @@ THREE.Vector3.prototype = {
},
angleTo: function ( v ) {
- //angle between this and v:
- //this 'dot' v = |this|*|v|*cos(alpha), where alpha is the angle
- return Math.acos( (this.x*v.x+this.y*v.y+this.z*v.z) / (Math.sqrt(Math.pow(this.x,2)+Math.pow(this.y,2)+Math.pow(this.z,2))) / (Math.sqrt(Math.pow(v.x,2)+Math.pow(v.y,2)+Math.pow(v.z,2))) );
+ return Math.acos( this.dot( v ) / this.length() / v.length() );
};
distanceTo: function ( v ) {

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