Grunge Maps


Grunge Maps allow you to alter the look of your material, mainly by adding some dust and cracks on it.

You can either chose one the 15 grunge maps embedded into Bitmap2Material, or use your own one.

Embedded Grunge Maps

Below are the 15 grunge maps embedded with B2M.

You can switch between those grunge maps in the Grunge Choice parameter.

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Use your own Grunge Map

You can use your own Grunge Map by inputting a Greyscale image in the "Grunge (optional)" parameter, and choosing "Image input" in the Grunge Input parameter.

Grunge Parameters

Grunge : Enable/disable the effect. Adds details from one of the embedded grunge maps, or from the "Grunge (optional)" input

Grunge Choice : Only with "Grunge = On". Select the grunge map you want to use in the list.

Grunge Map Balance: Sets the balance between grunge map bright and dark tones.

Grunge Map Contrast: Changes the grunge map contrast.

Grunge Map Adaptive Shape: Adapt the grunge map shape to the Input Image.

Grunge Map Invert: Invert the grunge map luminance

Diffuse | Base Color Opacity: Sets the blending intensity between the grunge map and the Diffuse/Base Color maps.

Diffuse | Base Color Blending Mode: Sets the blending mode between the Diffuse/Base Color maps and the grunge map.

Height | Normal Opacity: Sets the blending intensity between the grunge map and the Height/Normal maps.

Height | Normal Blending Mode: Sets the blending mode between the Height/Normal maps and the grunge map.

Roughness | Glossiness Opacity: Sets the blending intensity between the grunge map and the Roughness/Glossiness maps.

Roughness | Glossiness Blending Mode: Sets the blending mode between the Roughness/Glossiness maps and the grunge map.

Metallic Opacity: Sets the blending intensity between the grunge map and the Metallic.

Metallic Blending Mode: Sets the blending mode between the Metallic and the grunge map.