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standard_surface_to_gltf_pbr.mtlx
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standard_surface_to_gltf_pbr.mtlx
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<?xml version="1.0"?>
<materialx version="1.39">
<nodedef name="ND_standard_surface_to_gltf_pbr" node="standard_surface_to_gltf_pbr" nodegroup="translation">
<input name="base" type="float" value="1" />
<input name="base_color" type="color3" value="0.8, 0.8, 0.8" />
<input name="metalness" type="float" value="0" />
<input name="specular_roughness" type="float" value="0.2" />
<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="sheen" type="float" value="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="0, 0, 0" />
<input name="coat_roughness" type="float" value="0.1" />
<input name="emission" type="float" value="0" />
<input name="emission_color" type="color3" value="1, 1, 1" />
<output name="base_color_out" type="color3" />
<output name="metallic_out" type="float" />
<output name="roughness_out" type="float" />
<output name="transmission_out" type="float" />
<output name="thickness_out" type="float" />
<output name="attenuation_color_out" type="color3" />
<output name="sheen_color_out" type="color3" />
<output name="sheen_roughness_out" type="float" />
<output name="clearcoat_out" type="float" />
<output name="clearcoat_roughness_out" type="float" />
<output name="emissive_out" type="color3" />
</nodedef>
<nodegraph name="NG_standard_surface_to_gltf_pbr" nodedef="ND_standard_surface_to_gltf_pbr">
<!-- Constants -->
<divide name="constantOneThird" type="float">
<input name="in1" type="float" value="1" />
<input name="in2" type="float" value="3" />
</divide>
<convert name="constantOneThirdVector" type="vector3">
<input name="in" type="float" nodename="constantOneThird" />
</convert>
<!-- Coat attenuation -->
<convert name="coatColorVector" type="vector3">
<input name="in" type="color3" interfacename="coat_color" />
</convert>
<dotproduct name="hasCoatColor" type="float">
<input name="in1" type="vector3" nodename="coatColorVector" />
<input name="in2" type="vector3" value="1, 1, 1" />
</dotproduct>
<multiply name="scaledBaseColor" type="color3">
<input name="in1" type="color3" interfacename="base_color" />
<input name="in2" type="float" interfacename="base" />
</multiply>
<mix name="coatAttenuation" type="color3">
<input name="fg" type="color3" interfacename="coat_color" />
<input name="bg" type="color3" value="1, 1, 1" />
<input name="mix" type="float" interfacename="coat" />
</mix>
<multiply name="mixedBaseColor" type="color3">
<input name="in1" type="color3" nodename="scaledBaseColor" />
<input name="in2" type="color3" nodename="coatAttenuation" />
</multiply>
<multiply name="coatColorScaled" type="color3">
<input name="in1" type="color3" interfacename="coat_color" />
<input name="in2" type="float" interfacename="coat" />
</multiply>
<convert name="coatColorScaledVector" type="vector3">
<input name="in" type="color3" nodename="coatColorScaled" />
</convert>
<dotproduct name="weightedCoat" type="float">
<input name="in1" type="vector3" nodename="coatColorScaledVector" />
<input name="in2" type="vector3" nodename="constantOneThirdVector" />
</dotproduct>
<!-- Metallic roughness -->
<ifequal name="baseColor" type="color3">
<input name="value1" type="float" nodename="hasCoatColor" />
<input name="value2" type="float" value="0" />
<input name="in1" type="color3" nodename="scaledBaseColor" />
<input name="in2" type="color3" nodename="mixedBaseColor" />
</ifequal>
<ifgreater name="transmissionBaseColor" type="color3">
<input name="value1" type="float" interfacename="transmission_depth" />
<input name="value2" type="float" value="0" />
<input name="in1" type="color3" value="1, 1, 1" />
<input name="in2" type="color3" interfacename="transmission_color" />
</ifgreater>
<ifgreater name="base_color" type="color3">
<input name="value1" type="float" interfacename="transmission" />
<input name="value2" type="float" value="0" />
<input name="in1" type="color3" nodename="transmissionBaseColor" />
<input name="in2" type="color3" nodename="baseColor" />
</ifgreater>
<dot name="metallic" type="float">
<input name="in" type="float" interfacename="metalness" />
</dot>
<dot name="roughness" type="float">
<input name="in" type="float" interfacename="specular_roughness" />
</dot>
<!-- Transmission -->
<dot name="transmission" type="float">
<input name="in" type="float" interfacename="transmission" />
</dot>
<dot name="thickness" type="float">
<input name="in" type="float" interfacename="transmission_depth" />
</dot>
<ifgreater name="transmissionAttenuationColor" type="color3">
<input name="value1" type="float" interfacename="transmission_depth" />
<input name="value2" type="float" value="0" />
<input name="in1" type="color3" interfacename="transmission_color" />
<input name="in2" type="color3" value="1, 1, 1" />
</ifgreater>
<ifgreater name="attenuation_color" type="color3">
<input name="value1" type="float" interfacename="transmission" />
<input name="value2" type="float" value="0" />
<input name="in1" type="color3" nodename="transmissionAttenuationColor" />
<input name="in2" type="color3" value="1, 1, 1" />
</ifgreater>
<!-- Sheen -->
<multiply name="sheen_color" type="color3">
<input name="in1" type="color3" interfacename="sheen_color" />
<input name="in2" type="float" interfacename="sheen" />
</multiply>
<ifgreater name="sheen_roughness" type="float">
<input name="value1" type="float" interfacename="sheen" />
<input name="value2" type="float" value="0" />
<input name="in1" type="float" interfacename="sheen_roughness" />
<input name="in2" type="float" value="0" />
</ifgreater>
<!-- Clearcoat -->
<ifequal name="clearcoat" type="float">
<input name="value1" type="float" nodename="hasCoatColor" />
<input name="value2" type="float" value="0" />
<input name="in1" type="float" interfacename="coat" />
<input name="in2" type="float" nodename="weightedCoat" />
</ifequal>
<dot name="clearcoat_roughness" type="float">
<input name="in" type="float" interfacename="coat_roughness" />
</dot>
<!-- Emission -->
<multiply name="emissive" type="color3">
<input name="in1" type="color3" interfacename="emission_color" />
<input name="in2" type="float" interfacename="emission" />
</multiply>
<output name="base_color_out" type="color3" nodename="base_color" />
<output name="metallic_out" type="float" nodename="metallic" />
<output name="roughness_out" type="float" nodename="roughness" />
<output name="transmission_out" type="float" nodename="transmission" />
<output name="thickness_out" type="float" nodename="thickness" />
<output name="attenuation_color_out" type="color3" nodename="attenuation_color" />
<output name="sheen_color_out" type="color3" nodename="sheen_color" />
<output name="sheen_roughness_out" type="float" nodename="sheen_roughness" />
<output name="clearcoat_out" type="float" nodename="clearcoat" />
<output name="clearcoat_roughness_out" type="float" nodename="clearcoat_roughness" />
<output name="emissive_out" type="color3" nodename="emissive" />
</nodegraph>
</materialx>