Reference index / 렌더링·카메라·최적화
GPU Picking
Identifying the object at a screen location using rendered data such as color IDs.
When to use it
Balancing image quality and runtime cost in browser 3D, games, and product viewers.
Caveats and distinctions
Performance varies by scene, device, and resolution. Do not judge it from polygon count alone.
Implementation and classification
3D·렌더링 / 렌더링·카메라·최적화
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