AiStandard

Note: Results may not be as expected if you do not use the Environment Light in the Lights palette when using this shader.

Control	Type	What it does	Dialog	Notes
Inputs \| Diffuse Color	dropdown	The channel controlling the diffuse color of the material.
Inputs \| Diffuse Roughness	dropdown	The channel specifying the areas with the diffuse component of the surface roughness.
Inputs \| Specular Color	dropdown	The channel controlling the color of the areas of the material where there is a highlight.
Inputs \| Specular Roughness	dropdown	The channel specifying where the glossiness of the specular reflection appears on the surface.
Inputs \| Anisotropy	dropdown	The channel specifying the areas on the material that have an anisotropic effect.
Inputs \| Rotation	dropdown	The channel specifying the direction of the anisotropic rotation.
Inputs \| Reflection Color	dropdown	The channel controlling the color on the areas of the material where light is reflected.
Inputs \| Refraction Color	dropdown	The channel controlling the color on the areas of the material where light is refracted.
Inputs \| Refraction Roughness	dropdown	The channel specifying where the blurriness of the refraction occurs on the surface.
Inputs \| Transmittance	dropdown	The channel specifying where transmittance (light affected by thicker parts of the mesh) occurs on the surface.
Inputs \| Opacity	dropdown	The channel specifying what the opacity is on an object (to determine which parts of the material are opaque or translucent).
Inputs \| Sub-surface Scattering Color	dropdown	The channel controlling the color on the areas of the material where sub-surface scattering occurs.
Inputs \| Sub-Surface Scattering Radius	dropdown	The channel specifying the radius of the sub-surface scattering effect in the material.
Inputs \| Emission Color	dropdown	The channel controlling the color on the areas of the material where emissive (glow) qualities occur.
Inputs \| Bump Map	dropdown	The channel containing the bump map to show as a perturbed lighting.
	button	Inverts the channel values of the selected Bump Map channel.
Inputs \| Normal Map	dropdown	The channel used for input as a representation of the surface normals, added to the shaded surface. You must select either a Bump or Normal shader component in the same shader. If you attempt to use both, Normal overrides the Bump shader component.
Inputs \| Displacement Map	dropdown	The channel containing the displacement map and dynamic tessellation to show a more advanced preview of displacement.		This component is disabled for Ptex channels.
Inputs \| Vector Map	dropdown	The channel containing the vector field and resulting vector data from paint on the shaded surface. Vector is used to control the anisotropic directions.		This data is used by the vector inspector.
	button	Adds a new channel for the shader component.	Add Channel Dialog
Type	information	The shader type that you are using.
Diffuse \| Color	swatch	The base diffuse color on the object for the Diffuse Color channel.
Diffuse \| Weight	entry box, slider	The weight of the diffuse color for the Diffuse Color channel.		From 0.000 to 1.000; defaults to 0.700
Diffuse \| Roughness	entry box, slider	The level of roughness of the diffuse component in the Diffuse Roughness channel. Higher values result in a rougher surface.		From 0.000 to 1.000; defaults to 0.000.
Diffuse \| Backlight	entry box, slider	To what level the backlight effect is applied to the surface, where backlight gives the look of a translucent object being lit from behind.		From 0.000 to 1.000; defaults to 0.000.
Diffuse \| Fresnel affects Diffuse	checkbox	Set whether or not Fresnel affects the diffuse component.		Enabled by default.
Specular \| Color	swatch	The color displayed when the light highlights the areas specified in the Specular Color channel.
Specular \| Weight	entry box, slider	The weight of the specularity. This influences the brightness of the highlight in the Specular Color channel.		From 0.000 to 1.000; defaults to 0.000.
Specular \| BRDF	dropdown	What type of specular reflection is used for the material: Cook_Torrance or Ward_Duer.
Specular \| Specular Roughness	entry box, slider	The level of glossiness for the specular reflections in the Specular Roughness channel, with lower values producing sharper reflections.		From 0.000 to 1.000; defaults to 0.467.
Specular \| Anisotropy	entry box, slider	The amount of anisotropy on the shaded surface in the Anisotropy channel, with values closer to 1 being more anisotropic in the V axis and values closer to 0 being more anisotropic in the U axis. The value 0.5 is considered isotropic.		From 0.000 to 1.000; defaults to 0.500.
Specular \| Rotation	entry box, slider	The rotation value used to set the orientation in degrees of the anisotropic effect.		From 0.000 to 1.000; defaults to 0.000.
Specular \| Fresnel	checkbox	Sets whether the reflection level is dependent on the viewing angle of the surface, using Fresnel equations.		Disabled by default.
Specular \| Reflectance at Normal	entry box, slider	The amount of metallic-like specular reflection when using the Fresnel effect. Metals have a more uniform reflectance than plastics or dielectrics.		From 0.000 to 1.000; defaults to 0.000.
Reflection \| Color	swatch	The color reflected from the material in areas specified in the Reflection Color channel.
Reflection \| Weight	entry box, slider	The amount of light that the surface reflects from the Reflection Color channel.		From 0.000 to 1.000; defaults to 0.000.
Reflection \| Fresnel	checkbox	Sets whether or not the reflection level is dependent on the viewing angle of the surface, using Fresnel equations.		Disabled by default.
Reflection \| Reflectance at Normal	entry box, slider	The amount of metallic-like specular reflection when using the Fresnel effect. Metals have a more uniform reflectance than plastics or dielectrics.		From 0.000 to 1.000; defaults to 0.000.
Refraction \| Color	swatch	The color displayed when the light is refracted in areas specified in the Refraction Color channel.
Refraction \| Weight	entry box, slider	The amount of the Refraction Color light that is allowed to pass through the surface (transparency).		From 0.000 to 1.000; defaults to 0.000.
Refraction \| Roughness	entry box, slider	The level of blurriness for the refraction, where 0 isn't blurry at all.		From 0.000 to 1.000; defaults to 0.000.
Refraction \| Index of Refraction	entry box, slider	The index of refraction for the material, determining how light bends when crossing the material's surface. An IOR of 1 means there is no refraction, and appears as if in empty space, while higher values are more noticeably refracted.		From 1.000 to 3.000; defaults to 1.000.
Refraction \| Fresnel use IOR	checkbox	Sets whether or not to calculate Fresnel reflectance based on the Index of Refraction parameter.		Disabled by default.
Refraction \|Transmittance	swatch	The color of the surface in areas of transmittance, where light has exited thicker parts of a mesh.
Refraction \| Opacity	swatch	The base opacity color for the Opacity channel.
Sub-Surface Scattering \| Color	swatch	The color used for the sub-surface scattering effect in the Sub-Surface Scattering Color channel.
Sub-Surface Scattering \| Weight	entry box, slider	The amount of sub-surface scattering, with 0 being no sub-surface scattering at all.		From 0.000 to 1.000; defaults to 0.000.
Sub-Surface Scattering \| Radius	swatch	The radius of the area that each sample of sub-surface scattering affects, determined by RGB values. The lighter the color, the more light is scattered.
Emission \| Color	swatch	The color of the light that the material in the Emission Color channel appears to be emitting.
Emission \| Scale	entry box, slider	The amount of light that the material appears to be emitting, with 0 being no light at all.		From 0.000 to 1.000; defaults to 0.000.
Bump \| Bump Weight	entry box, slider	The amount of bump applied to perturb the normals.		From 0.000 to 10.000; defaults to 0.100.
Bump \| Bump Mode	dropdown	Set whether you want the bump to be calculated quickly (Fast) or with greater accuracy (Accurate), regardless of the time it takes.
Displacement \| Displacement Bias	entry box, slider	How much the white or black values are pushed or pulled from the surface.		From 0.000 to 1.000; defaults to 0.500.
Displacement \| Displacement Scale	entry box, slider	What the range of displacement is. This setting is multiplied by the Displacement Scale to give the displacement.
Displacement \| Displacement Range	entry box, slider	How much displacement is applied to the shaded surface. Lower values equal smaller displacement; higher values equal larger and more obvious displacement.		From 0.000 to 1.000; defaults to 0.500.
Displacement \| Max Tessellation	entry box, slider	How many texels the surface is tessellated to.		From 1.000 to 64.000; defaults to 10.000.
Displacement \| Perturb Normals	dropdown	Selecting yes changes the displacement so that displacement moves the surface but leaves the surface normals as they are.
'Display Tweaks' \| sRGB to Linear Color Swatches	checkbox	Convert the values of the colors from the color swatches from sRGB to Linear.		Enabled by default.
'Display Tweaks' \| sRGB to Linear Color Channels	checkbox	Convert the values of the colors from the color channels from sRGB to Linear.		Disabled by default.
'Display Tweaks' \| Turn ON Environment Light Bounce	checkbox	Set whether the object receives one extra light bounce hit from the environment light.		Disabled by default.
'Display Tweaks' \| Light Falloff	dropdown	Set whether the light fall off for Mari's point lights is Constant or Quadratic.
'Display Tweaks' \| Decay Rate	entry box, slider	The rate of the light fall off.		From 0.010 to 1.000; defaults to 1.000.
'Display Tweaks' \| Ambient Occlusion Amount	entry box, slider	The amount of ambient occlusion.		From 0.000 to 1.000; defaults to 1.000.
'Display Tweaks' \| AOVs	dropdown	Set which separate element's contribution is displayed.
'Display Tweaks' \| Thick Glass effect emulation	checkbox	Set whether or not Mari emulates the look of solid/thick glass.		Disabled by default.
'Display Tweaks' \| Import Baked Thickness Map	file browser	Import a map that represents the different levels of thickness in the material.
'Display Tweaks' \| Filter Thickness Map	dropdown	Set whether a thickness filter map, for blurring any possible noise, is set to Nearest or Bilinear.
'Display Tweaks' \| Thickness Map UV Coordinates	dropdown	Determine whether the thickness map uses the Default UVs, or flips the U, V, or both U and V values.

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