[GEM-dev] (GEM) color invasion

[cyrille henry]

Matteo Sisti Sette a écrit :
> Hi,
> 
> Consider the following patch, where the [gemhead] is connected to all 
> [separator]s (I'm not so good with ascii-art):
> 
> [gemhead]
> ...
> [separator]          [separator]         [separator]
>  |                    |                     |
> [color 1 0 0]         |                     |
>  |                    |                     |
> [translateXYZ...]    [translateXYZ...]      |
>  |                    |                     |
> [square 2]           [square 2]            [square 2]
> 
> (with suitable values in translations so that all squares are visible)
> 
> 
> The 'issue' is that all squares are red.
> Is it normal/expected???
yes.

> 
> I would expect only the square in the left chain to be red.
> 
> Is it that [separator] only separates certain things and does not 
> separate others? If so, where can I find a list (or a rule) that tells 
> me what it separates and what not?
separator only separate geometry.
pix_separator separate textures.

i think nothing separate the color.

so you can either using trigger so that the red square is rendered last, or use a color object after each separator.


> 
> You may suggest that I can create separate [gemhead]s, but if I want the 
> resulting scene( to be rendered into a texture all chains must be 
> "children" of a single [gemframebuffer] and so of a single [gemhead] and 
> I can only "separate" them with [separator]s.
> 
> So up to now my only solution is to put a [color 1 1 1] on every object 
> that I don't want to be coloured, but that's a bit unhandy....

use trigger then.

Cyrille

> 
>