Updated builds.

build/three.js

@@ -5474,7 +5474,7 @@ THREE.Ray.prototype = {
 		var det = Math.abs( 1 - a01 * a01 );
 		var s0, s1, sqrDist, extDet;
 
-		if ( det >= 0 ) {
+		if ( det > 0 ) {
 
 			// The ray and segment are not parallel.
 

build/three.min.js

@@ -116,7 +116,7 @@ var e=-a;return this.makeFrustum(e*b,a*b,e,a,c,d)},makeOrthographic:function(a,b
 THREE.Ray=function(a,b){this.origin=void 0!==a?a:new THREE.Vector3;this.direction=void 0!==b?b:new THREE.Vector3};
 THREE.Ray.prototype={constructor:THREE.Ray,set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,b){return(b||new THREE.Vector3).copy(this.direction).multiplyScalar(a).add(this.origin)},recast:function(){var a=new THREE.Vector3;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,b){var c=b||new THREE.Vector3;c.subVectors(a,this.origin);
 var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyScalar(d).add(this.origin)},distanceToPoint:function(){var a=new THREE.Vector3;return function(b){var c=a.subVectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceTo(b);a.copy(this.direction).multiplyScalar(c).add(this.origin);return a.distanceTo(b)}}(),distanceSqToSegment:function(a,b,c,d){var e=a.clone().add(b).multiplyScalar(.5),f=b.clone().sub(a).normalize(),g=.5*a.distanceTo(b),h=
-this.origin.clone().sub(e);a=-this.direction.dot(f);b=h.dot(this.direction);var k=-h.dot(f),n=h.lengthSq(),p=Math.abs(1-a*a),q,m;0<=p?(h=a*k-b,q=a*b-k,m=g*p,0<=h?q>=-m?q<=m?(g=1/p,h*=g,q*=g,a=h*(h+a*q+2*b)+q*(a*h+q+2*k)+n):(q=g,h=Math.max(0,-(a*q+b)),a=-h*h+q*(q+2*k)+n):(q=-g,h=Math.max(0,-(a*q+b)),a=-h*h+q*(q+2*k)+n):q<=-m?(h=Math.max(0,-(-a*g+b)),q=0<h?-g:Math.min(Math.max(-g,-k),g),a=-h*h+q*(q+2*k)+n):q<=m?(h=0,q=Math.min(Math.max(-g,-k),g),a=q*(q+2*k)+n):(h=Math.max(0,-(a*g+b)),q=0<h?g:Math.min(Math.max(-g,
+this.origin.clone().sub(e);a=-this.direction.dot(f);b=h.dot(this.direction);var k=-h.dot(f),n=h.lengthSq(),p=Math.abs(1-a*a),q,m;0<p?(h=a*k-b,q=a*b-k,m=g*p,0<=h?q>=-m?q<=m?(g=1/p,h*=g,q*=g,a=h*(h+a*q+2*b)+q*(a*h+q+2*k)+n):(q=g,h=Math.max(0,-(a*q+b)),a=-h*h+q*(q+2*k)+n):(q=-g,h=Math.max(0,-(a*q+b)),a=-h*h+q*(q+2*k)+n):q<=-m?(h=Math.max(0,-(-a*g+b)),q=0<h?-g:Math.min(Math.max(-g,-k),g),a=-h*h+q*(q+2*k)+n):q<=m?(h=0,q=Math.min(Math.max(-g,-k),g),a=q*(q+2*k)+n):(h=Math.max(0,-(a*g+b)),q=0<h?g:Math.min(Math.max(-g,
 -k),g),a=-h*h+q*(q+2*k)+n)):(q=0<a?-g:g,h=Math.max(0,-(a*q+b)),a=-h*h+q*(q+2*k)+n);c&&c.copy(this.direction.clone().multiplyScalar(h).add(this.origin));d&&d.copy(f.clone().multiplyScalar(q).add(e));return a},isIntersectionSphere:function(a){return this.distanceToPoint(a.center)<=a.radius},intersectSphere:function(){var a=new THREE.Vector3;return function(b,c){a.subVectors(b.center,this.origin);var d=a.dot(this.direction),e=a.dot(a)-d*d,f=b.radius*b.radius;if(e>f)return null;f=Math.sqrt(f-e);e=d-f;
 d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),isIntersectionPlane:function(a){var b=a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0==b)return 0==a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){var c=this.distanceToPlane(a);return null===c?null:this.at(c,b)},isIntersectionBox:function(){var a=new THREE.Vector3;
 return function(b){return null!==this.intersectBox(b,a)}}(),intersectBox:function(a,b){var c,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z;var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e;if(f<d||d!==d)d=f;0<=g?(e=(a.min.z-h.z)*g,g*=a.max.z-h.z):(e=(a.max.z-h.z)*g,g*=a.min.z-h.z);if(c>g||e>d)return null;if(e>c||c!==