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appleseedhq / appleseed

A modern open source rendering engine for animation and visual effects
https://appleseedhq.net/
MIT License
2.2k stars 329 forks source link

Decouple sampling resolution from environment map resolution #2829

Open dictoon opened 4 years ago

dictoon commented 4 years ago

Given a WxH environment map, we're currently building a WxH 2D CDF. In many situations this is overkill. We could clamp the 2D CDF to a given (user-settable) maximum resolution like 1024x512.