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) 1. Authored an initial pass at the translation graph between standard surface and OpenPBR 2. Added units to standard surface thin film thickness documentation
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libraries/bxdf/translation/standard_surface_to_open_pbr.mtlx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,306 @@ | ||
| <?xml version="1.0"?> | ||
| <materialx version="1.39"> | ||
|
|
||
| <nodedef name="ND_standard_surface_to_open_pbr_surface" node="standard_surface_to_open_pbr_surface" nodegroup="translation"> | ||
| <input name="base" type="float" value="0.8" /> | ||
| <input name="base_color" type="color3" value="1.0, 1.0, 1.0" /> | ||
| <input name="diffuse_roughness" type="float" value="0" /> | ||
| <input name="metalness" type="float" value="0" /> | ||
|
|
||
| <input name="specular" type="float" value="1" /> | ||
| <input name="specular_color" type="color3" value="1, 1, 1" /> | ||
| <input name="specular_roughness" type="float" value="0.2" /> | ||
| <input name="specular_IOR" type="float" value="1.5" /> | ||
| <input name="specular_anisotropy" type="float" value="0" /> | ||
|
|
||
| <input name="transmission" type="float" value="0" /> | ||
| <input name="transmission_color" type="color3" value="1, 1, 1"/> | ||
| <input name="transmission_depth" type="float" value="0" /> | ||
| <input name="transmission_scatter" type="color3" value="0, 0, 0" /> | ||
| <input name="transmission_scatter_anisotropy" type="float" value="0" /> | ||
| <input name="transmission_dispersion" type="float" value="0" /> | ||
|
|
||
| <input name="subsurface" type="float" value="0" uimin="0.0" /> | ||
| <input name="subsurface_color" type="color3" value="1, 1, 1" /> | ||
| <input name="subsurface_radius" type="color3" value="1, 1, 1" /> | ||
| <input name="subsurface_scale" type="float" value="1" /> | ||
| <input name="subsurface_anisotropy" type="float" value="0" /> | ||
|
|
||
| <input name="sheen" type="float" value="0" uimin="0.0" /> | ||
| <input name="sheen_color" type="color3" value="1, 1, 1" /> | ||
| <input name="sheen_roughness" type="float" value="0.3" /> | ||
|
|
||
| <input name="coat" type="float" value="0" /> | ||
| <input name="coat_color" type="color3" value="1, 1, 1" /> | ||
| <input name="coat_roughness" type="float" value="0.1" /> | ||
| <input name="coat_anisotropy" type="float" value="0.0" /> | ||
| <input name="coat_IOR" type="float" value="1.5" /> | ||
| <input name="coat_affect_roughness" type="float" value="0" /> | ||
|
|
||
| <input name="thin_film_thickness" type="float" value="0" /> | ||
| <input name="thin_film_IOR" type="float" value="1.5" /> | ||
|
|
||
| <input name="emission" type="float" value="0" /> | ||
| <input name="emission_color" type="color3" value="1, 1, 1" /> | ||
|
|
||
| <input name="opacity" type="color3" value="1, 1, 1" /> | ||
| <input name="thin_walled" type="boolean" value="false" /> | ||
|
|
||
| <!--Outputs--> | ||
| <output name="base_weight_out" type="float" /> | ||
| <output name="base_color_out" type="color3" /> | ||
| <output name="base_diffuse_roughness_out" type="float" /> | ||
| <output name="base_metalness_out" type="float" /> | ||
|
|
||
| <output name="specular_weight_out" type="float" /> | ||
| <output name="specular_color_out" type="color3" /> | ||
| <output name="specular_roughness_out" type="float" /> | ||
| <output name="specular_ior_out" type="float" /> | ||
| <output name="specular_roughness_anisotropy_out" type="float" /> | ||
|
|
||
| <output name="transmission_weight_out" type="float" /> | ||
| <output name="transmission_color_out" type="color3" /> | ||
| <output name="transmission_depth_out" type="float" /> | ||
| <output name="transmission_scatter_out" type="color3" /> | ||
| <output name="transmission_scatter_anisotropy_out" type="float" /> | ||
| <output name="transmission_dispersion_scale_out" type="float" /> | ||
|
|
||
| <output name="subsurface_weight_out" type="float" /> | ||
| <output name="subsurface_color_out" type="color3" /> | ||
| <output name="subsurface_radius_out" type="float" /> | ||
| <output name="subsurface_radius_scale_out" type="color3" /> | ||
| <output name="subsurface_scatter_anisotropy_out" type="float" /> | ||
|
|
||
| <output name="fuzz_weight_out" type="float" /> | ||
| <output name="fuzz_color_out" type="color3" /> | ||
| <output name="fuzz_roughness_out" type="float" /> | ||
|
|
||
| <output name="coat_weight_out" type="float" /> | ||
| <output name="coat_color_out" type="color3" /> | ||
| <output name="coat_roughness_out" type="float" /> | ||
| <output name="coat_roughness_anisotropy_out" type="float" /> | ||
| <output name="coat_ior_out" type="float" /> | ||
| <output name="coat_darkening_out" type="float" /> | ||
|
|
||
| <output name="thin_film_weight_out" type="float" /> | ||
| <output name="thin_film_thickness_out" type="float" /> | ||
| <output name="thin_film_ior_out" type="float" /> | ||
|
|
||
| <output name="emission_luminance_out" type="float" /> | ||
| <output name="emission_color_out" type="color3" /> | ||
|
|
||
| <output name="geometry_opacity_out" type="float" /> | ||
| <output name="geometry_thin_walled_out" type="boolean" /> | ||
| </nodedef> | ||
|
|
||
| <nodegraph name="NG_standard_surface_to_open_pbr_surface" nodedef="ND_standard_surface_to_open_pbr_surface"> | ||
|
|
||
| <!--Base--> | ||
| <dot name="baseWeight" type="float"> | ||
| <input name="in" type="float" interfacename="base" /> | ||
| </dot> | ||
| <mix name="coatAttenuation" type="color3"> | ||
| <input name="fg" type="color3" interfacename="coat_color" /> | ||
| <input name="bg" type="color3" value="1.0, 1.0, 1.0" /> | ||
| <input name="mix" type="float" interfacename="coat" /> | ||
| </mix> | ||
| <multiply name="baseColor" type="color3"> | ||
| <input name="in1" type="color3" interfacename="base_color" /> | ||
| <input name="in2" type="color3" nodename="coatAttenuation" /> | ||
| </multiply> | ||
| <dot name="baseDiffuseRoughness" type="float"> | ||
| <input name="in" type="float" interfacename="diffuse_roughness" /> | ||
| </dot> | ||
| <dot name="baseMetalness" type="float"> | ||
| <input name="in" type="float" interfacename="metalness" /> | ||
| </dot> | ||
|
|
||
| <!--Specular--> | ||
| <ifgreater name="specWeight" type="float"> | ||
| <input name="value1" type="float" interfacename="metalness" /> | ||
| <input name="value2" type="float" value="0.0" /> | ||
| <input name="in1" type="float" value="1.0" /> | ||
| <input name="in2" type="float" interfacename="specular" /> | ||
| </ifgreater> | ||
| <convert name="specVector" type="vector3"> | ||
| <input name="in" type="color3" interfacename="specular_color" /> | ||
| </convert> | ||
| <dotproduct name="dotProd" type="float"> | ||
| <input name="in1" type="vector3" nodename="specVector" /> | ||
| <input name="in2" type="vector3" value="1.0, 1.0, 1.0" /> | ||
| </dotproduct> | ||
| <!--intentionally ignoring the original specular_color input for metals, since the translation between these concepts will take more thought--> | ||
| <ifequal name="specColor" type="color3"> | ||
| <input name="value1" type="float" value="0.0" /> | ||
| <input name="value2" type="float" nodename="dotProd" /> | ||
| <input name="in1" type="color3" value="1.0, 1.0, 1.0" /> | ||
| <input name="in2" type="color3" interfacename="specular_color" /> | ||
| </ifequal> | ||
| <dot name="specRoughness" type="float"> | ||
| <input name="in" type="float" interfacename="specular_roughness" /> | ||
| </dot> | ||
| <dot name="specIOR" type="float"> | ||
| <input name="in" type="float" interfacename="specular_IOR" /> | ||
| </dot> | ||
| <dot name="specRoughnessAnisotropy" type="float"> | ||
| <input name="in" type="float" interfacename="specular_anisotropy" /> | ||
| </dot> | ||
|
|
||
| <!--Transmission--> | ||
| <dot name="transmissionWeight" type="float"> | ||
| <input name="in" type="float" interfacename="transmission" /> | ||
| </dot> | ||
| <dot name="transmissionColor" type="color3"> | ||
| <input name="in" type="color3" interfacename="transmission_color" /> | ||
| </dot> | ||
| <dot name="transmissionDepth" type="float"> | ||
| <input name="in" type="float" interfacename="transmission_depth" /> | ||
| </dot> | ||
| <dot name="transmissionScatter" type="color3"> | ||
| <input name="in" type="color3" interfacename="transmission_scatter" /> | ||
| </dot> | ||
| <dot name="transmissionScatterAnisotropy" type="float"> | ||
| <input name="in" type="float" interfacename="transmission_scatter_anisotropy" /> | ||
| </dot> | ||
| <dot name="transmissionDispersion" type="float"> | ||
| <input name="in" type="float" interfacename="transmission_dispersion" /> | ||
| </dot> | ||
|
|
||
| <!--Subsurface--> | ||
| <dot name="subsurfaceWeight" type="float"> | ||
| <input name="in" type="float" interfacename="subsurface" /> | ||
| </dot> | ||
| <dot name="subsurfaceColor" type="color3"> | ||
| <input name="in" type="color3" interfacename="subsurface_color" /> | ||
| </dot> | ||
| <dot name="subsurfaceRadius" type="float"> | ||
| <input name="in" type="float" interfacename="subsurface_scale" /> | ||
| </dot> | ||
| <dot name="subsurfaceRadiusScale" type="color3"> | ||
| <input name="in" type="color3" interfacename="subsurface_radius" /> | ||
| </dot> | ||
| <dot name="subsurfaceAnisotropy" type="float"> | ||
| <input name="in" type="float" interfacename="subsurface_anisotropy" /> | ||
| </dot> | ||
|
|
||
| <!--Fuzz--> | ||
| <dot name="fuzzWeight" type="float"> | ||
| <input name="in" type="float" interfacename="sheen" /> | ||
| </dot> | ||
| <dot name="fuzzColor" type="color3"> | ||
| <input name="in" type="color3" interfacename="sheen_color" /> | ||
| </dot> | ||
| <power name="fuzzRoughness" type="float"> | ||
| <input name="in1" type="float" interfacename="sheen_roughness" /> | ||
| <input name="in2" type="float" value="0.4" /> | ||
| </power> | ||
|
|
||
| <!--Coat--> | ||
| <multiply name="coatMetallic" type="float"> | ||
| <input name="in1" type="float" interfacename="coat" /> | ||
| <input name="in2" type="float" interfacename="metalness" /> | ||
| </multiply> | ||
| <ifgreater name="coatWeight" type="float"> | ||
| <input name="value1" type="float" nodename="coatMetallic" /> | ||
| <input name="value2" type="float" value="0.0" /> | ||
| <input name="in1" type="float" value="0.0" /> | ||
| <input name="in2" type="float" interfacename="coat" /> | ||
| </ifgreater> | ||
| <dot name="coatColor" type="color3"> | ||
| <input name="in" type="color3" interfacename="coat_color" /> | ||
| </dot> | ||
| <dot name="coatRoughness" type="float"> | ||
| <input name="in" type="float" interfacename="coat_roughness" /> | ||
| </dot> | ||
| <dot name="coatAnisotropy" type="float"> | ||
| <input name="in" type="float" interfacename="coat_anisotropy" /> | ||
| </dot> | ||
| <dot name="coatIOR" type="float"> | ||
| <input name="in" type="float" interfacename="coat_IOR" /> | ||
| </dot> | ||
| <dot name="coatDarkening" type="float"> | ||
| <input name="in" type="float" interfacename="coat_affect_roughness" /> | ||
| </dot> | ||
|
|
||
| <!--ThinFilm--> | ||
| <multiply name="thinFilmThicknessConversion" type="float"> | ||
| <input name="in1" type="float" interfacename="thin_film_thickness" /> | ||
| <input name="in2" type="float" value="0.001" /> | ||
| </multiply> | ||
| <ifgreater name="thinFilmWeight" type="float"> | ||
| <input name="value1" type="float" nodename="thinFilmThicknessConversion" /> | ||
| <input name="value2" type="float" value="0.0" /> | ||
| <input name="in1" type="float" value="1.0" /> | ||
| <input name="in2" type="float" value="0.0" /> | ||
| </ifgreater> | ||
| <dot name="thinFilmThickness" type="float"> | ||
| <input name="in" type="float" nodename="thinFilmThicknessConversion" /> | ||
| </dot> | ||
| <dot name="thinFilmIOR" type="float"> | ||
| <input name="in" type="float" interfacename="thin_film_IOR" /> | ||
| </dot> | ||
|
|
||
| <!--Emission--> | ||
| <dot name="emissionLuminance" type="float"> | ||
| <input name="in" type="float" interfacename="emission" /> | ||
| </dot> | ||
| <dot name="emissionColor" type="color3"> | ||
| <input name="in" type="color3" interfacename="emission_color" /> | ||
| </dot> | ||
|
|
||
| <!--Geometry--> | ||
| <extract name="geometryOpacity" type="float"> | ||
| <input name="in" type="color3" interfacename="opacity" /> | ||
| <input name="index" type="integer" value="0" /> | ||
| </extract> | ||
| <dot name="geometryThinWalled" type="boolean"> | ||
| <input name="in" type="boolean" interfacename="thin_walled" /> | ||
| </dot> | ||
|
|
||
| <!--Outputs--> | ||
| <output name="base_weight_out" type="float" nodename="baseWeight" /> | ||
| <output name="base_color_out" type="color3" nodename="baseColor" /> | ||
| <output name="base_diffuse_roughness_out" type="float" nodename="baseDiffuseRoughness" /> | ||
| <output name="base_metalness_out" type="float" nodename="baseMetalness" /> | ||
|
|
||
| <output name="specular_weight_out" type="float" nodename="specWeight" /> | ||
| <output name="specular_color_out" type="color3" nodename="specColor" /> | ||
| <output name="specular_roughness_out" type="float" nodename="specRoughness" /> | ||
| <output name="specular_ior_out" type="float" nodename="specIOR" /> | ||
| <output name="specular_roughness_anisotropy_out" type="float" nodename="specRoughnessAnisotropy" /> | ||
|
|
||
| <output name="transmission_weight_out" type="float" nodename="transmissionWeight" /> | ||
| <output name="transmission_color_out" type="color3" nodename="transmissionColor" /> | ||
| <output name="transmission_depth_out" type="float" nodename="transmissionDepth" /> | ||
| <output name="transmission_scatter_out" type="color3" nodename="transmissionScatter" /> | ||
| <output name="transmission_scatter_anisotropy_out" type="float" nodename="transmissionScatterAnisotropy" /> | ||
| <output name="transmission_dispersion_scale_out" type="float" nodename="transmissionDispersion" /> | ||
|
|
||
| <output name="subsurface_weight_out" type="float" nodename="subsurfaceWeight" /> | ||
| <output name="subsurface_color_out" type="color3" nodename="subsurfaceColor" /> | ||
| <output name="subsurface_radius_out" type="float" nodename="subsurfaceRadius" /> | ||
| <output name="subsurface_radius_scale_out" type="color3" nodename="subsurfaceRadiusScale" /> | ||
| <output name="subsurface_scatter_anisotropy_out" type="float" nodename="subsurfaceAnisotropy" /> | ||
|
|
||
| <output name="fuzz_weight_out" type="float" nodename="fuzzWeight" /> | ||
| <output name="fuzz_color_out" type="color3" nodename="fuzzColor" /> | ||
| <output name="fuzz_roughness_out" type="float" nodename="fuzzRoughness" /> | ||
|
|
||
| <output name="coat_weight_out" type="float" nodename="coatWeight" /> | ||
| <output name="coat_color_out" type="color3" nodename="coatColor" /> | ||
| <output name="coat_roughness_out" type="float" nodename="coatRoughness" /> | ||
| <output name="coat_roughness_anisotropy_out" type="float" nodename="coatAnisotropy" /> | ||
| <output name="coat_ior_out" type="float" nodename="coatIOR" /> | ||
| <output name="coat_darkening_out" type="float" nodename="coatDarkening" /> | ||
|
|
||
| <output name="thin_film_weight_out" type="float" nodename="thinFilmWeight" /> | ||
| <output name="thin_film_thickness_out" type="float" nodename="thinFilmThickness" /> | ||
| <output name="thin_film_ior_out" type="float" nodename="thinFilmIOR" /> | ||
|
|
||
| <output name="emission_luminance_out" type="float" nodename="emissionLuminance" /> | ||
| <output name="emission_color_out" type="color3" nodename="emissionColor" /> | ||
|
|
||
| <output name="geometry_opacity_out" type="float" nodename="geometryOpacity" /> | ||
| <output name="geometry_thin_walled_out" type="boolean" nodename="geometryThinWalled" /> | ||
| </nodegraph> | ||
| </materialx> |