Thankyou for your quick reply. Yes I actually wanted to write to the group
..... sorry about that.
I tried what you say but I'm getting just a blank white square with borders.
Here is what I did:
set view map
set pm3d corners2color c1
splot "filename" with pm3d
>>>> this gives me a blank white square with borders
>>>> this gives me full red square.
>>>> this gives me a blank white square with borders again
By the way I'm using the following version of gnuplot
G N U P L O T
Version 4.0 patchlevel 0
last modified Thu Apr 15 14:44:22 CEST 2004
System: CYGWIN_NT-5.1 1.5.24(0.156/4/2)
> I have a data in three columns. I want to plot them on a 2D surface with
> the third column represented by a grayscale.
On 3/2/07, Juergen Wieferink <wieferink@...> wrote:
> you probably wanted to write to the mailing list
> ( gnuplot-beta@...), but here you are:
> > I have a similar problem, I have a data with three columns which is
> > saved as fort.1, fort.2, etc. I can save the data as filename.dat. I
> > tried to do the pm3d stuff. The palette appears with a proper
> > grayscale for the zrange but I am getting red all over the square.
> Try "unset surface" or use pm3d explicitly: "splot ... with pm3d"
> instead of "set pm3d; splot ...".