13
16
- sphere, sphere::color, sphere::color_occ
17
20
- choice of GI algorithms
18
21
- pinhole and thinlens (depth of field) cameras
19
22
- skylight, HDR IBL, and meshlight(for photons)
22
25
- glass_lblue, diff_white, diff_brick, mirror_copper, phong_bronze,
23
26
- ward_brushed_gold, constant_white, occ_white
24
27
( more samples here: http:%%www.crai.archi.fr/RubyLibraryDepot/Ruby/Sunflow/thumb.html )
30
31
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