#811 Integrated double-click to zoom, and zoom extents with the new viewer. Currently I'm using old existing code just for the sake of less regression, but will revisit it in the future

packages/viewer/src/modules/Intersections.ts

@@ -1,46 +1,27 @@
-import { Raycaster, Scene } from 'three'
-import Batcher from './batching/Batcher'
-import { WorldTree } from './tree/WorldTree'
+import { Camera, Intersection, Raycaster, Scene, Vector2 } from 'three'
 
 export class Intersections {
-  private scene: Scene
-  private batcher: Batcher
-  private lastTimeCall = 0
+  private raycaster: Raycaster
 
-  public constructor(scene: Scene, batcher: Batcher) {
-    this.scene = scene
-    this.batcher = batcher
-    this.batcher
+  public constructor() {
+    this.raycaster = new Raycaster()
+    this.raycaster.params.Line = { threshold: 0.1 }
+    ;(this.raycaster.params as { Line2? }).Line2 = {}
+    ;(this.raycaster.params as { Line2? }).Line2.threshold = 1
   }
 
-  public intersectScene(raycaster: Raycaster) {
-    if (performance.now() - this.lastTimeCall < 100) return
-    this.lastTimeCall = performance.now()
-    const target = this.scene.getObjectByName('ContentGroup')
-    const results = raycaster.intersectObjects(target.children)
-    if (!results.length) {
-      this.batcher.resetBatchesDrawRanges()
-      return
-    }
+  public intersect(
+    scene: Scene,
+    camera: Camera,
+    point: Vector2,
+    nearest = true
+  ): Intersection {
+    this.raycaster.setFromCamera(point, camera)
+    const target = scene.getObjectByName('ContentGroup')
+    const results = this.raycaster.intersectObjects(target.children)
 
-    results.sort((value) => value.distance)
-    console.warn(results[0])
-    const rv = this.batcher.getRenderView(
-      results[0].object.uuid,
-      results[0].faceIndex !== undefined ? results[0].faceIndex : results[0].index
-    )
-    const hitId = rv.renderData.id
-
-    const hitNode = WorldTree.getInstance().findId(hitId)
-    console.warn(hitNode)
-    const renderViews = WorldTree.getRenderTree().getRenderViewsForNode(hitNode)
-    console.warn(renderViews)
-    this.batcher.selectRenderViews(renderViews)
-    // this.batcher.selectRenderView(rv)
-    // this.batcher.isolateRenderViews(renderViews)
-
-    // const node1 = WorldTree.getInstance().findId('62942139c0010e51500ee10655ce33a6')
-    // const node2 = WorldTree.getInstance().findId('c6268101e02c2c5b1b3af25aed1f722b')
-    // this.batcher.isolateRenderViews([node1.model.renderView, node2.model.renderView])
+    if (results.length === 0) return null
+    if (nearest) results.sort((value) => value.distance)
+    return results[0]
   }
 }