Graphics Reference
In-Depth Information
Area light
Point light
Area light
Area light
Area light
Relection
Mirror
Frame
Figure 32.9: Four simple scenes, with their rendered versions shown to the right. The scene
at the top is ray-traced (and hence the light comes from the point source; the area source
is ignored); the three remaining scenes are path-traced to show the effects of the area
luminaires.
