Colouring by Depth error

[Olly Betts]

On Wed, Nov 02, 2005 at 11:11:06AM +0100, Josep  wrote:
> I have a survey, with two sections, in the first section nearly all 
> the clinos readings are zero, it's a water plane, in a lake gallery, 
> but the heights (the "up" measurement) are in the 3m to 10m range, 
> the second section is a sump, surveyed to -27m. If I use the Colour 
> By Date feature the heights of the lake gallery (and also those of 
> the sump) are displayed ok, but if I switch to Colour By Depth, then 
> the "roof" of the lake gallery, is displayed nearly "flat" because 
> Aven only shows heights up to 5m above the survey line.

I wonder if the problem is that the OpenGL viewing volume doesn't take
passage dimensions into account (something which needs fixing anyway).

Although it seems odd that would clip the top of the model, and that
this doesn't happen with colour by date.

> I can send you the svx files if you need them.

Please.

Cheers,
    Olly