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Name
poll — Polygon display of cells with lines.
Syntax
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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
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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 {noformat} |
The
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above
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example
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produces
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this
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image.
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Map and lines in grid
Ex.2: Display line structure
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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
{noformat}
!att:_img_ref^poll.png!
_The blue lines are displayed by *poll*_
h2. See also
[map], [dis], [pol] |
The blue lines are displayed by poll
See also
map - Map display, dis - Display active dataset, pol - Polygon type display