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{alias:grp}
h2. Name
*grp* — Grid points and lines |
Name
grp — Grid points and lines
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{alias:grp} |
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Syntax
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grp [inc] | [nx ny] | [long] [sca] [ref] [csf] [aux] [ssf] [ssfdis] [rad] [trg] [pav] [mav] [exc] [log] [son] [2dc] [nsc] [mnp] [mrf] [cvf] [2d] [fast] [ext] [int] |
Description
General gridding command from input points and lines into a grid surface. Default is parabolic interpolation.
Arguments
inc xinc yinc
nx ny
long num
sca
trg [gri]
ref reference_grid
csf closed_stick_faults
aux help_lines
ssf single_stick_faults
ssfdis split_distance
rad radius
pav
mav
smo smoothstrength
exc [value]
exc [value] neb
log log_number
son
2dc
2d
nsc number_of_sectors
mnp max_number_of_points
cvf closed_value_faults
fast
ext [par | mav] [ref referencegrid]
int [par] [poi points] [cpo closedpolygons] [ext]
mrf
Examples
Ex.1: Point gridding
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mak ran 11 ;# Make 11 random points
grp 50 50 ;# Make a grid of 50 50 nodes
{noformat}
{noformat:|borderWidth=1|bgColor=#eeeeee} |
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# Point model gridding
z ;# Erase screen
win demo ;# Get demo window (450000 460000 6450000 6460000 1000 4000)
mak ran 22 ;# Make random points
poi ;# Display points
grp 70 70 ;# Make grid
map ;# Misplay map
cco map rev tit {Depth} ; # color code type map, reverse color and title
{noformat}
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The
...
above
...
example
...
produces
...
this
...
image.
...
Examples of parabolic gridding
Ex.2:
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Interpolation
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of
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interior
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holes
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To
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test
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the
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command
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grp
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int
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one
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can
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try
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the
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following
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script.
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Go
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to
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File
...
>
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New
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Text
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Editor
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and
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paste
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in
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the
...
script.
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Then
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right
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click
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and
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perform
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Execute
...
.
...
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xwi sel ;# force the graphic window in front
z ;# erase the screen
vie 2 1 1 ;# make 2 x 1 viewports and select the first
win demo ;# make demo window
mak ran 222 z 1000 4000 ;# Make 222 random points between 1000 and 4000
grp 333 444 ;# Make a grid of 333 x 444 nodes
eli lt 1500 ;# eliminate lower than 1500
mhi gg ;# save in gg
acm s 1750 500 4000 ;# color bands starting from 1750 and step by 500
sma i 125 ;# spline contours with increment 125
vie 2 con ;# select viewport 2 and connect to 1
grp int ;# grid and interpolate holes
acm s 1750 500 4000 ;# color bands starting from 1750 and step by 500
sma i 125 ;# spline contours with increment 125
{noformat}
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The
...
above
...
example
...
produces
...
this
...
image.
...
Examples of interpolation of holes using gridding
See also
gen - Generate grid
gr3 - Grid data into 3D cube
gsu - Grid surface points
fmo - Fast modelling
trg - Triangulate point data