References

In order to ensure consistent visuals across platforms we have to create references.

Materials

• some selected colors (rough…glossy)

• two sided plane / doubleSided

• billboard alphaCutout + doubleSided

• clear glass

• colored clear glass

• cloudy glass

• colored cloudy glass

• tree leaves

• semi-transparent paper rough transmission or opacity?

• light-flare additive blending? emission?

Lighting

• Simple one directional light

• Reference HDR environment map

Object

• Sphere

• lte-orb (from https://pbrt.org/scenes-v3.html )

• Different (real world) sizes

Scene

• Floor with unit pattern

Renderer

• pbrt-v3

• mitsuba

• Cycles

• Unity

• Unity LDRP

• Three js / Pixotron