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One Click Albedo for Corona render and V-ray

by Osetrov·Rendering

Illustrative cover generated by AnyPlugins — no product screenshot available.

Why we like it

Earns its place by automating a fix Corona Render's own developers recommend, keeping diffuse albedo under RGB 180 across every material in a scene rather than adjusting them one by one.

What is One Click Albedo for Corona render and V-ray?

One Click Albedo is a script for 3ds Max that automatically adjusts the albedo of materials in a scene. Too-high albedo can slow rendering and make materials look unrealistic, and Corona Render's developers recommend keeping diffuse albedo under RGB 180. The script analyzes each material's diffuse texture and diffuse color, and when a material is too bright it reduces the diffuse level by a value calculated individually for that material.

It works with Corona Physical Material, CoronaMtl (Legacy Material) and VrayMtl, supporting Corona Renderer up to version 7 as well as V-ray. Texture handling covers any type supported by Corona and most supported by V-ray, including sub-textures nested to any depth, and it accounts for the existing diffuse level and the mixing of diffuse color and texture.

Version 3.0 added correction for materials with too-dark albedo, raising brightness to a set minimum while automatically skipping metal and glass through a customizable filter. You can process all materials, only those on selected objects, or just the materials selected in the slate or compact material editor, and settings can be saved as defaults.

Who is One Click Albedo for Corona render and V-ray best for?

One Click Albedo for Corona render and V-ray is best for 3ds Max artists using Corona render or V-ray who want to bring overly bright or overly dark material albedo into line, especially when working with models made by other authors.

How much does One Click Albedo for Corona render and V-ray cost?

One Click Albedo for Corona render and V-ray is completely free to download and use.

Key features

  • Supports Corona Physical Material, CoronaMtl (Legacy Material) and VrayMtl
  • Reduces the diffuse level of too-bright materials, with a new value calculated individually per material
  • Corrects too-dark diffuse colors and textures by raising brightness to a specified minimum, automatically skipping metal and glass via a customizable filter
  • Handles any texture type supported by Corona and most supported by V-ray, including sub-textures at any depth of nesting
  • Accounts for the existing diffuse level and the mixing of diffuse color and texture
  • Processes all materials, materials on selected objects only, or only materials selected in the slate or compact material editor
  • Settings can be saved as default settings

Tags

#3ds Max#Corona Renderer#V-Ray#albedo#materials#rendering#script

Frequently asked questions

Does One Click Albedo work with V-ray as well as Corona?

One Click Albedo supports both V-ray and Corona. Version 3.0 added V-ray support alongside Corona Renderer up to version 7 and its new Physical material. On the material side it handles Corona Physical Material, CoronaMtl (Legacy Material) and VrayMtl. Texture support covers any type supported by Corona and most supported by V-ray, including sub-textures nested to any depth, so materials built from complex texture trees can still be processed.

What 3ds Max versions does One Click Albedo support?

One Click Albedo requires 3ds Max 2014 or newer, running with either Corona render or V-ray installed. It reads each material's diffuse texture and diffuse color, then reduces the diffuse level on any material that is too bright, calculating a new value individually for each one. If you use models from other artists and don't know how their materials were set up, this lets you bring albedo into line across the whole scene.

How can I see which materials have too-high albedo?

One Click Albedo pairs with the CShading_Albedo render element to show where albedo is too high, highlighting those areas in red or pink. To add it, open the Render Setting window with F10, go to the Render tab, click Add and select CShading_Albedo. Once added, you can pick the CShading_Albedo element from the drop-down list in the Corona VFB window to review your scene before and after running the script.

Does One Click Albedo change metal and glass materials when fixing dark diffuse?

One Click Albedo skips metal and glass materials when correcting too-dark diffuse colors, since those materials do not need dark diffuse correction. The skip filter is configured by default to work in most situations, and you can customize it however you want. When correcting dark materials, the brightness of the color or texture is raised to a specified minimum, so only the materials that need lifting are affected.

Is One Click Albedo free to use?

One Click Albedo is listed as free here in the catalog. For current licensing and to download the script, head to the developer's page. The script is authored by Osetrov, who lists an email contact for questions. Version 3.0 also added the ability to save settings as defaults and included bug fixes over earlier releases, so your preferred configuration carries across sessions.

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