Re: 2D color graph (z size as a color)

1sezgins@[EMAIL PROTECTED]
 wrote:

> Is there any possibility to draw a 2D color graph by using z as a
> color scale.

Yes, in recent versions of gnuplot (newer than 4.2.2) you can color
by z value in 2D plots.  Current version is 4.2.4
You do not need to use the pm3d commands for this.

        
    

> With the code which I pasted below, it is possible. But my problem is
> that; it connects between 2 point because of pm3d features. Is it
> possible to disable it and make every value separately just a point?
> Thanks to who reply :-)
> Sezgin
> 
> set border 4095 front linetype -1 linewidth 1.000
> set view map
> set samples 50, 50
> set isosamples 50, 50
> unset surface
> set style data pm3d
> set style function pm3d
> set ticslevel 0
> set title "colour map,"
> set xlabel "x"
> set xrange [ 0.0000 : 50.0000 ] noreverse nowriteback
> set ylabel "y"
> set yrange [ 0.0000 : 50.0000 ] noreverse nowriteback
> set zrange [ 0.0000 : 100.00000 ] noreverse nowriteback
> set pm3d implicit at b
> splot "asciidata.dat"
> 
> Data
> # X   Y    Z
> 1     49      2
> 2     48      4
> 3     47      1
> 4     46      8
> 5     45      10
> 6     44      12
> 7     43      14
> 8     42      20
> 9     41      18
> 10    40      20
> 11    39      22
> 12    38      24
> 13    37      70
> 14    36      28
> 47    3       1
> 46    4       8
> 45    5       10
> 44    6       12
> 43    7       14
> 42    8       20
> 
> 41    9       18
> 40  1 2      0
> 39  1 2       2
> 38  1         24
> 37  1         70