Comparison of MERL BRDFs and their approximations

Choose your combination of environment map, material and approximation type, to display the mean opinion score. Moving the mouse over the image allows to compare between the reference and its approximation.

test: value

Grace
Uffizi
alum-bronze
alum-bronze
alumina-oxide
aluminium
aventurnine
beige-fabric
aventurnine
black-fabric
black-obsidian
black-oxidized-steel
black-phenolic
black-soft-plastic
blue-acrylic
blue-fabric
blue-metallic-paint
blue-metallic-paint2
blue-rubber
brass
cherry-235
chrome-steel
chrome
colonial-maple-223
color-changing-paint1
color-changing-paint2
color-changing-paint3
dark-blue-paint
dark-red-paint
dark-specular-fabric
delrin
fruitwood-241
gold-metallic-paint
gold-metallic-paint2
gold-metallic-paint3
gold-paint
gray-plastic
grease-covered-steel
green-acrylic
green-fabric
green-latex
green-metallic-paint
green-metallic-paint2
green-plastic
hematite
ipswich-pine-221
light-brown-fabric
light-red-paint
maroon-plastic
natural-209
neoprene-rubber
nickel
nylon
orange-paint
pearl-paint
pickled-oak-260
pink-fabric
pink-fabric2
pink-felt
pink-jasper
pink-plastic
polyethylene
polyurethane-foam
pure-rubber
purple-paint
pvc
red-fabric
red-fabric2
red-metallic-paint
red-phenolic
red-plastic
red-specular-plastic
silicon-nitrade
silver-metallic-paint
silver-metallic-paint2
silver-paint
special-walnut-224
specular-black-phenolic
specular-blue-phenolic
specular-green-phenolic
specular-maroon-phenolic
specular-orange-phenolic
specular-red-phenolic
specular-violet-phenolic
specular-white-phenolic
specular-yellow-phenolic
ss440
steel
teflon
tungsten-carbide
two-layer-gold
two-layer-silver
violet-acrylic
violet-rubber
white-acrylic
white-diffuse-bball
white-fabric
white-fabric2
white-marble
white-paint
yellow-matte-plastic
yellow-paint
yellow-phenolic
yellow-plastic
ABC (ours)
ABC
Bagher
Beckman
Blinn-Phong (Ours)
Blinn-Phong
Chebychev
Dupuy
GGX
GPLVM Approximation 1
GPLVM Approximation 2
GPLVM Approximation 3
GPLVM Approximation 4
GPLVM Approximation 5
GPLVM Approximation 6
Lafortune (Ours)
Lafortune
Legendre
SGD
Ward (Ours)
Ward