
142 II Lighting and Shading
(a) (b)
(c) (d)
Figure 3.18. (a) Scene with volumetric light effects and transparent objects. Notice
the dark transparent objects in the background not being properly composited with
the volumetric light. (b) The same scene now using the volume light intensity buffer to
properly blend volumetric light with the transparent objects. (c) A smoke particle effect
not blending properly with the volumetric light effect. (d) Result after using the volume
light intensity buffer to properly blend the smoke with the volumetric light effect.
3.6 Transparent Objects
The way we render our volumetric lights and composite them to the scene causes ...