#!F-adobe-helvetica-medium-r-normal--18*
#!N 
#!CSeaGreen #!N  #!Rtcolor Colors 
#!N #!EC #!N #!N Using the AutoColor tool to color 2-dimensional 
data is the simplest visualization method available. By default, AutoColor assigns 
blue to the smallest values and red to the largest. (If 
the data are vector, the colors are based on the magnitude 
of the vectors). #!N #!I0 #!N  #!F-adobe-times-medium-r-normal--18*   #!N #!N #!I30 #!N 
1. Open and execute visual program .../AutoColor2D.net. #!N #!N The resulting 
image is a map of temperatures around the world: highest near 
the equator and over continents; lowest near the poles and in 
the oceans. #!N #!I30 #!N 2. To display the temperature values 
associated with each color, connect the output tab of the  #!F-adobe-times-bold-r-normal--18*   
ColorBar #!EF icon in the VPE window to the open input 
tab on the  #!F-adobe-times-bold-r-normal--18*   Collect #!EF icon. #!N #!I30 #!N 3. 
Reexecute the visual program. #!N #!I0 #!N #!EF #!N #!N #!N 
The  #!F-adobe-times-bold-r-normal--18*   Color #!EF tool and the  #!F-adobe-times-bold-r-normal--18*   Colormap Editor #!EF 
provide additional control of the color map: #!N #!I0 #!N  #!F-adobe-times-medium-r-normal--18*   
#!N #!N #!I30 #!N 1. Open and execute visual program .../Color2D.net. 
#!N #!I30 #!N 2. Open the  #!F-adobe-times-bold-r-normal--18*   Colormap Editor #!EF by 
double clicking on the  #!F-adobe-times-bold-r-normal--18*   Colormap #!EF icon. #!N #!I30 #!N 
3. Select  #!F-adobe-times-bold-r-normal--18*   Execute on Change #!EF in the  #!F-adobe-times-bold-r-normal--18*   Execute 
#!EF pull-down menu. Any change you now make in the  #!F-adobe-times-bold-r-normal--18*   
Colormap Editor #!EF appears immediately in the image. For example, you 
can experiment with: #!N #!I0 #!N  #!F-adobe-times-medium-r-normal--18*   #!N #!N #!I30 #!N 
o moving control points (clicking on and dragging) #!N #!I30 #!N 
o adding control points (double clicking at the desired location) #!N 
#!I30 #!N o deleting control points (double clicking on individual points). 
#!N #!I0 #!N #!EF #!N #!N #!I30 #!N 4. Connect the 
output tab of the  #!F-adobe-times-bold-r-normal--18*   ColorBar #!EF icon in the VPE 
window to the open input tab on the  #!F-adobe-times-bold-r-normal--18*   Collect #!EF 
icon. #!N #!I30 #!N 5. Select  #!F-adobe-times-bold-r-normal--18*   Execute on Change #!EF 
in the  #!F-adobe-times-bold-r-normal--18*   Execute #!EF pull-down menu. The color bar from 
the  #!F-adobe-times-bold-r-normal--18*   Colormap Editor #!EF now also appears in the image. 
Again, a change made in the editor is immediately reflected in 
the image. #!N #!I0 #!N #!EF #!N #!N #!N For more 
information, see  #!Lautocol,dxall772 h AutoColor  #!EL  ,  #!Lcolor,dxall792 h Color  #!EL  , and  #!Lcolorba,dxall793 h ColorBar  #!EL  , in IBM 
Visualization Data Explorer User's Reference. #!N #!N #!N  #!F-adobe-times-medium-i-normal--18*   Next Topic 
#!EF #!N #!N  #!Ltcntln,dxall44 h Contour Lines  #!EL  #!N  #!F-adobe-times-medium-i-normal--18*   #!N 
