InvertAlpha (Image program function)

Description

This function will invert the alpha channel of the specified image.

Usage

invertAlpha ([map])

Parameters

• [map] - The image containing the alpha channel to invert.

Example

Invert the alpha channel…

textures/inverted_alpha
{
   {
      blend blend
      map   invertAlpha(textures/custom/image_1.tga)
   }
}

Notes

None.