colouring of banded strata

Started by groverwa, January 17, 2007, 09:16:59 AM

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groverwa

Gday

Can any please help me to get colour onto the banded strata in the pic I am working on now

Mike

groverwa


Oshyan

Unfortunately the Strata and Outcrops shader doesn't currently support coloration of the strata sections. This will be added in the future.

In the meantime using the standard texturing controls is the best you can do - height-based constraints may work if your strata is not vertically displaced (wavy), otherwise it becomes more complicated. Using an image map may also be an option and you might be able to apply the same displacement to the image map to get it to follow the shape of displaced strata better.

- Oshyan

groverwa

Gday

Thanks Java - it does not look too bad like it is

Will try some other things later

Mike

NuttyMonk

I don't know if any of the planetside staff have started work on updating the strata shader yet but if you haven't then here is a suggestion.

One thing i was thinking about with the strata shader is that you could set a base colour and then set a second colour to mod the base colour and have a control to affect how much the base colour is modified by the second colour.

For example, we could set a sandstone colour as the base colour and a medium gray colour as the second colour for modification.  Then the strata shader takes the base colour and darkens or lightens it by random amounts by using the second modification colour.  The extent that the final output is different from the base colour would be determined by the modification control.

Of course, you could just do it without the second colour and lighten or darken the base colour which might actually be easier to implement and understand for users.

Since all of this would be done in the strata shader, the different colours would fit the ridges and dips in the strata itself giving far more realism.