Name
poll — Polygon display of cells with lines.
Syntax
poll [liw] [las] [all] [sav]
Description
Draw cell structures with lines.
Arguments
liw linewidth
Display with line width linewidth.
las
Display also the last line in the cell connecting it back to the first point.
all
Use to display interior cells that are normally not visisble in an unstructured grid.
sav
Save the diplayed version as active data.
Examples
Ex.1: Mapping grid and draw lines
z ;# Erase screen win demo ;# Get demo window (450000 460000 6450000 6460000 1000 4000) spe bgc whi ;# Specify background color to white mak ran 11 ;# Make 11 random points grp 22 22 ;# Make grid map ;# Map the grid sub 5 ;# Subtract to get a good display poll 2 ;# Display lines in grid
The above example produces this image.
Map and lines in grid
Ex.2: Display line structure
win 450000 460000 6450000 6460000 2500 4500 ;# set a window mak ran 55 ;# make 55 random points poi 3 ;# Display the points, size 3 trg ;# triangulate to a surface map opa .5 ;# map the surface with opacity col blu ;# set color to blue poll liw 3 ;# Use poll to display structure
The blue lines are displayed by poll
See also
map - Map display, dis - Display active dataset, pol - Polygon type display