Add support for absorption, attenuation in transmissive objects #66
Closed
Description
- attenuation / absorption
See
- https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_volume/README.md
- https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_volume/README.md#attenuation
Requires use of MeshPhysicalMaterial.attenuationColor and attenuationDistance
See "khronos-AttenuationTest" demo model.