fix: correctly calculate pick pixelPosition using ray origin

Jordan-Lane · Jordan-Lane · commit 1a50db598e1f · 2025-03-25T10:36:02.000-06:00
diff --git a/src/point-cloud-octree-picker.ts b/src/point-cloud-octree-picker.ts
@@ -94,7 +94,7 @@ export class PointCloudOctreePicker {
     if (params.pixelPosition) {
       pixelPosition.copy(params.pixelPosition);
     } else {
-      pixelPosition.addVectors(camera.position, ray.direction).project(camera);
+      pixelPosition.addVectors(ray.origin, ray.direction).project(camera);
       pixelPosition.x = (pixelPosition.x + 1) * width * 0.5;
       pixelPosition.y = (pixelPosition.y + 1) * height * 0.5;
     }

Original file line number	Diff line number	Diff line change
`@@ -94,7 +94,7 @@ export class PointCloudOctreePicker {`
`94`	`94`	`if (params.pixelPosition) {`
`95`	`95`	`pixelPosition.copy(params.pixelPosition);`
`96`	`96`	`} else {`
`97`		`- pixelPosition.addVectors(camera.position, ray.direction).project(camera);`
	`97`	`+ pixelPosition.addVectors(ray.origin, ray.direction).project(camera);`
`98`	`98`	`pixelPosition.x = (pixelPosition.x + 1) * width * 0.5;`
`99`	`99`	`pixelPosition.y = (pixelPosition.y + 1) * height * 0.5;`
`100`	`100`	`}`