different appearance on different PC's

[Palmer, Mark (CMIS, Floreat Park)]

Sorry, but i gorgot to mention that the desktop is apparently set to true
colour, and the laptop is set to 65k
Thanks

Mark Palmer
Leeuwin Centre
Environmetrics Project
65 Brockway Rd,
CSIRO Mathematical and Information Sciences
Floreat Park
Phone:              61-8-9333-6293
Western Australia
Fax:                  61-8-9333-6713
Australia, 6014 
email                 Mark.Palmer at cmis.csiro.au
URL:                 http://www.cmis.csiro.au/envir


>  -----Original Message-----
> From: 	Palmer, Mark (CMIS, Floreat Park)  
> Sent:	Wed, 3 May 2000 9:36
> To:	'vtkusers at public.kitware.com'
> Subject:	different appearance on different PC's
> 
> Hi,
> 
> Simple question, i have written an application in vtk using 
> Tcl/Tk that i use on PC's running NT4. The problem is that 
> the rendered image looks quite different on two different 
> PC's using exactly the same code. In this case by different i 
> guess i'm meaning the quality of the image. The image is a 
> surface, coloured using a rainbow type of LUT.  On one 
> machine the image looks 'flat', with say the gradations 
> between the greens not being very apparent and the shadowing 
> from the lighting not being at all obvious (if at all). On 
> the other machine, the surface looks like it is being 
> illuminated, and has much more of a 3d 'presence', even when 
> static but certainly when rotated.
> 
> The machine with the 'better' image is a laptop using a 
> Neomagic magic media 256AV graphics with 2 megs, the machine 
> producing the inferior image is a desktop model with an 
> nvidia riva nt2 chip with 32Megs. Intuitively i expected the 
> latter to be producing a better image. Now can anyone 
> enlighten me as to what is going on here. Is there some sort 
> of software switch i should select or what?
> 
> Thanks
> 
> Mark Palmer                                                   
>                                                 Leeuwin Centre
> Environmetrics Project                                        
>                                             65 Brockway Rd,
> CSIRO Mathematical and Information Sciences                   
>                           Floreat Park
> Phone:              61-8-9333-6293                            
>                                           Western Australia
> Fax:                  61-8-9333-6713                          
>                                             Australia, 6014 
> email                 Mark.Palmer at cmis.csiro.au
> URL:                 http://www.cmis.csiro.au/envir
> 
> 
--------------------------------------------------------------------
This is the private VTK discussion list. Please keep messages on-topic.
Check the FAQ at: <http://public.kitware.com/cgi-bin/vtkfaq>
To UNSUBSCRIBE, send message body containing "unsubscribe vtkusers" to
<majordomo at public.kitware.com>. For help, send message body containing
"info vtkusers" to the same address.
--------------------------------------------------------------------