In order to ensure consistent visuals across platforms we have to create references.
some selected colors (rough…glossy)
two sided plane / doubleSided
billboard alphaCutout + doubleSided
colored clear glass
colored cloudy glass
semi-transparent paper rough transmission or opacity?
light-flare additive blending? emission?
- Simple one directional light
- Reference HDR environment map
- lte-orb (from https://pbrt.org/scenes-v3.html (opens new window) )
- Different (real world) sizes
- Floor with unit pattern