AmbientOcclusion

trait AmbientOcclusion:
    .doc: """
Defines the geometry self-occlusion using a texture to define the local occlusion
level at any point on the geometry surface.
"""
    ambient_occlusion_map is Visuals.Textures.Texture
    ambient_occlusion_scale is Real: 1

    # Propagate outer values to the physical visible light spectrum band
    visible becomes Visuals.Optics.VisibleBand with Visuals.Optics.SurfaceFeatures.AmbientOcclusion:
        ambient_occlusion_map: ambient_occlusion_map
        ambient_occlusion_scale: ambient_occlusion_scale