This phrase typically refers to the workflow of using the camera matching software to reconstruct a camera view based on "Top" or "Plan" view references (or generally aligning 3D geometry to a background image) within 3ds Max . Mastering fSpy to 3ds Max: The "Top View" Workflow When working with architectural visualization or environment design, artists often face the challenge of matching a 3D camera to a specific background image. While matching a perspective photo is common, there is a specific technique required when your reference image is a Top-Down (Plan) view or when you need to align geometry precisely with a site plan. Age Of Empires Android Offline