FBO

Amap Tech

Aug 6, 2019 · Fundamentals

Off‑Screen Rendering Optimization for Car Navigation Maps Using Anti‑Aliasing FBO

By employing off‑screen rendering with an anti‑aliased Frame Buffer Object for stable map views such as the eagle‑eye mini‑map, the car navigation engine dramatically cuts CPU load and eliminates frame‑rate drops, reusing a single texture and following a concise FBO creation, rendering, resolve, and discard workflow.