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Overview

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Material Materials and textures can be created from any V-Ray Standalone material or texture plugin that comes with the V-Ray installation. The parameters of these materials and textures can be accessed through the command prompt.

Accessing Parameters in CMD

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There are two separate tools that contain the above information: plgparams.exe and plugininfo.exe.

Location

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By default, the plgparams.exe can be found in in:

C:\Program Files\Chaos Group\V-Ray\3ds Max NNNNMax 20xx\bin\ where NNNN is your 3ds Max version number, such as 2018.

 

for V-Ray for 3ds Max 2021 and earlier, or

C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax20xx\bin  for V-Ray for 3ds Max 2022 and later.

By default, the plugininfo.exe can be found in:

With the command prompt, navigate to the C:\Program Files\Chaos Group\V-Ray\3ds Max NNNN\bin\Max 20xx\bin\ for V-Ray for 3ds Max 2021 and earlier, or

C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax20xx\bin  for V-Ray for 3ds Max 2022 and later.

Accessing Parameters in CMD

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plgparams

Details on plugin nodes from plugins is available with the plgparams.exe tool that comes with the V-Ray installation.

With the command prompt, navigate to the bin folder and run plgparams.exe without arguments to see a help message on the tool's usage. In general, you will need to run a series of commands to point plgparams to the plugin folder, locate the V-Ray name of the node (which might differ from its display name in the V-Ray UI), and list the parameters for the plugin.

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This command tells plgparams where to find your plugins. By default, the default plugins folder location is is:

C:\Program Files\Chaos Group\V-Ray\3ds Max NNNN\bin\plugins3ds Max 20xx\bin\pluginsfor V-Ray for 3ds Max 2021 and earlier, or

C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax20xx\bin\plugins for V-Ray for 3ds Max 2022 or later.

## Example for 3ds Max 2021 and earlier
"C:\Program Files\Chaos Group\V-Ray\3ds Max 20182021\bin\plgparams.exe" -plugindir "C:\Program Files\Chaos Group\V-Ray\3ds Max 20182021\bin\plugins"
 
## Example for 3ds Max 2022 and later
"C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2022\bin\plgparams.exe" -plugindir "C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2022\bin\plugins"

To see the list of plugin names in this folder, use the following command:

## Usage
plgparams -plugindir <plugin folder> -list
 
## Example for 3ds Max 2021 and earlier
"C:\Program Files\Chaos Group\V-Ray\3ds Max 20182021\bin\plgparams.exe" -plugindir "C:\Program Files\Chaos Group\V-Ray\3ds Max 20182021\bin\plugins" -list

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## Example foe 3ds Max 2022 and later
"C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2022\bin\plgparams.exe" -plugindir "C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2022\bin\plugins" -lilst

To see help on the parameters for a specific plugin, name the plugin in quotes after the -plugindir switch and folder. For example, to see help on the BRDFGlass plugin, use the command:

## Usage
plgparams -plugindir <plugin folder> <plugin name>
 
## Example for 3ds Max 2021 and earlier
"C:\Program Files\Chaos Group\V-Ray\3ds Max 20182021\bin\plgparams.exe" -plugindir "C:\Program Files\Chaos Group\V-Ray\3ds Max 2021\bin\plugins" BRDFGlass
 
## Example foe 3ds Max 2018 2022 and later
"C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2022\bin\plgparams.exe" -plugindir "C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2022\bin\plugins" BRDFGlass

This will list all the parameters for the plugin , and definitions for each.

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plugininfo -plugindir <plugin folder>

## Example for 3ds Max 2022 and later

"C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2024\bin\plugininfo.exe" -plugindir "C:\ProgramData\Autodesk\ApplicationPlugins\VRay3dsMax2024\bin\plugins"

To see the list of plugin names in this folder, use the following command:

##Usage

plugininfo.exe -plugindir <plugin folder> -list

##Make the list organized by category

plugininfo.exe -plugindir <plugin folder> -list -listByCategory

To display the plugin information in a JSON format, use the following command:

##Usage

plugininfo.exe -plugindir <plugin folder> -name BRDFGlass -json

##outputs the parameters of the BRDFGlass plugin in a JSON format