[Bf-committers] Color to greyscale conversion - confusion

[Troy Sobotka]

On Jun 23, 2012 5:01 AM, "Campbell Barton" <ideasman42 at gmail.com> wrote:

>
> - Texture and shading pipeline use rgb_to_bw() which treat RGB more
> evenly which might be better for shading when very un-even influences
> for RGB channels could be problematic for shading with textures of
> different colors (rgb_to_bw)
>
> - Where as with compositing - perceptual rgb->bw is much more
> important (rgb_to_grayscale)
g list

Technically this is in the domain of LUTs once OCIO lands.

The problem with attempting a non color aware approach is that it takes us
directly into the hard coded color domain again, as all values are assumed
1:1 linear sRGB.

With respect,
TJS