Invisible – When enabled, the sun becomes invisible to both the camera and reflections. This is useful to prevent bright speckles on glossy surfaces where a ray with low probability hits the extremely bright sun disk. Shadows – When enabled, the Sun produces shadows. Affect Diffuse – When enabled, the V-Ray Sun affects the diffuse properties of the materials. The slider sets the multiplier that controls the V-Ray Sun's contribution to the diffuse illumination. Affect Specular – When enabled, the V-Ray Sun affects the specular of the materials. The slider sets the multiplier that controls the V-Ray Sun's contribution to the specular reflection. Affect Atmospherics – Specifies whether the light influences the atmospheric effects in the scene. The value determines the amount of involvement. Atmospheric Shadows – When enabled, the atmospheric effects in the scene cast shadows. |