Merge pull request #20375 from gkjohnson/patch-2

LineSegements2: Add a "threshold" Raycaster param

Author: mrdoob

examples/js/lines/LineSegments2.js

@@ -70,14 +70,16 @@ THREE.LineSegments2.prototype = Object.assign( Object.create( THREE.Mesh.prototy
 
 			}
 
+			var threshold = ( raycaster.params.Line2 !== undefined ) ? raycaster.params.Line2.threshold || 0 : 0;
+
 			var ray = raycaster.ray;
 			var camera = raycaster.camera;
 			var projectionMatrix = camera.projectionMatrix;
 
 			var geometry = this.geometry;
 			var material = this.material;
 			var resolution = material.resolution;
-			var lineWidth = material.linewidth;
+			var lineWidth = material.linewidth + threshold;
 
 			var instanceStart = geometry.attributes.instanceStart;
 			var instanceEnd = geometry.attributes.instanceEnd;

examples/jsm/lines/LineSegments2.js

@@ -81,14 +81,16 @@ LineSegments2.prototype = Object.assign( Object.create( Mesh.prototype ), {
 
 			}
 
+			var threshold = ( raycaster.params.Line2 !== undefined ) ? raycaster.params.Line2.threshold || 0 : 0;
+
 			var ray = raycaster.ray;
 			var camera = raycaster.camera;
 			var projectionMatrix = camera.projectionMatrix;
 
 			var geometry = this.geometry;
 			var material = this.material;
 			var resolution = material.resolution;
-			var lineWidth = material.linewidth;
+			var lineWidth = material.linewidth + threshold;
 
 			var instanceStart = geometry.attributes.instanceStart;
 			var instanceEnd = geometry.attributes.instanceEnd;