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AcademySoftwareFoundation
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OpenPBR
Specification and reference implementation for the OpenPBR Surface shading model
Apache License 2.0
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Remove unused transmission roughness from reference graph
#173
portsmouth
closed
2 months ago
3
Coat roughening convolution formula
#172
portsmouth
closed
1 month ago
20
Subsurface refactor
#171
portsmouth
closed
2 months ago
9
Specify the anisotropy direction
#170
virtualzavie
closed
1 month ago
13
Add volume shading support
#169
msuzuki-nvidia
closed
4 months ago
30
Add a discussion of the difference between entering/exiting light transport
#168
portsmouth
closed
2 months ago
0
Thin-film improvements
#167
portsmouth
closed
2 months ago
16
Add a discussion/solution of the coat "spurious TIR" issue
#166
portsmouth
closed
1 month ago
17
Define the glossy-diffuse albedo to explicitly correct for darkening
#165
portsmouth
closed
2 months ago
2
Update version and date
#164
jstone-lucasfilm
closed
4 months ago
0
Update document version to 0.3 and date
#163
virtualzavie
closed
4 months ago
1
Add coat darkening and saturation effects
#162
portsmouth
closed
2 months ago
39
Address parameter updates from #151
#161
msuzuki-nvidia
closed
4 months ago
1
Making roughness ranges all [0,1]
#160
portsmouth
closed
4 months ago
1
Oren-Nayar roughness parametrization is not sufficiently clear
#159
portsmouth
closed
1 month ago
5
Update transmission in default example material
#158
jstone-lucasfilm
closed
4 months ago
0
Update behavior of specular_weight, specular_ior_level, coat_ior_level
#157
portsmouth
closed
2 months ago
8
Update anisotropy in reference graph
#156
jstone-lucasfilm
closed
5 months ago
4
Anisotropy direction parametrization
#155
virtualzavie
closed
1 month ago
26
Parameters related to volume shading have not been used in MaterialX implementation
#154
msuzuki-nvidia
closed
4 months ago
1
Anisotropic roughness in MaterialX implemetation differs from the specification
#153
msuzuki-nvidia
closed
4 months ago
1
Merge specular_weight and specular_ior_level
#152
portsmouth
closed
1 month ago
1
Fix transmission implementation and improve specification
#151
portsmouth
closed
5 months ago
0
Thin film in micrometers divided by 2 for normalized parameter range
#150
sharktacos
closed
2 months ago
4
question regarding color value range enforcement
#149
Sam-Izdat
opened
6 months ago
51
MaterialX reference implementation errors
#148
JenusL
closed
5 months ago
2
Adding example materials
#147
AntonPalmqvist
closed
7 months ago
6
State white-furnace test behavior
#146
portsmouth
closed
1 month ago
2
specular_color should not generate a complementary color
#145
portsmouth
closed
1 month ago
1
subsurface_radius_scale should maybe be a color (not a vector3)?
#144
portsmouth
closed
1 week ago
1
Spec/coat roughness ranges should be [0,1]
#143
portsmouth
closed
1 month ago
0
Coat/specular IOR defaults, and TIR issue if coat IOR > spec IOR
#142
portsmouth
closed
1 month ago
3
Glossy-diffuse slab description as a gloss layer is possibly confusing
#141
portsmouth
closed
2 months ago
3
Suggest separate parameters for diffuse and metal colours instead of "base_color"
#140
andre-ilm
opened
8 months ago
13
Suggest "0.18" as the default base_color
#139
andre-ilm
opened
8 months ago
2
Suggest "presence" or "coverage" instead of "geometric_opacity"
#138
andre-ilm
opened
8 months ago
2
Minor typo fixes
#137
portsmouth
closed
7 months ago
1
Better approximation for darkening layers under coat
#136
AdrienHerubel
opened
8 months ago
17
Remove Standard Surface approximation of coat darkening
#135
jstone-lucasfilm
closed
7 months ago
3
For consistency, every section should have a "weight" parameter.
#134
ZapAndersson
opened
8 months ago
2
Fix front-page link to license file
#133
jstone-lucasfilm
closed
8 months ago
1
Improve first sentence of front page
#132
portsmouth
closed
8 months ago
12
Add space under front-page caption
#131
portsmouth
closed
8 months ago
0
Add title image credits
#130
virtualzavie
closed
8 months ago
2
Minor fix and cleanup in derivation/thin-wall section
#129
portsmouth
closed
8 months ago
1
Add missing comma.
#128
virtualzavie
closed
8 months ago
0
Update title illustration.
#127
virtualzavie
closed
8 months ago
0
Update list of contributors.
#126
virtualzavie
closed
8 months ago
0
Mark reference improvements as future work
#125
jstone-lucasfilm
closed
9 months ago
0
Typo and bug fixes
#124
portsmouth
closed
9 months ago
2
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