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{alias:cur}
h2. Name
*cur* — Draw a spline curve
h2. Syntax
{panel:|borderStyle=solid|borderWidth=1|bgColor=#FFFFAA}
*cur* \[_size_ | *lin*] \[*num*] \[*sav*]
{panel}
h2. Description
Display a line dataset by generating a spline tube or line through the points.
h2. Arguments
_size_
{indent}_size_ is a real number determining the thickness of the tube, relative to 1.{indent}
*lin*
{indent}Draw the spline as a line instead of a tube.{indent}
*num* _number_
{indent}The integer _number_ gives number of points in the spline.{indent}
*sav* \[*nodraw*]
{indent}Save the spline points in active. *nodraw*: Just generate, do not display the spline.{indent}
h2. Examples
h3. Ex.1: Draw a curve through data points
{noformat:|borderWidth=1|bgColor=#eeeeee} |
Name
cur — Draw a spline curve
Syntax
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cur [size | lin] [num] [sav] |
Description
Display a line dataset by generating a spline tube or line through the points.
Arguments
size
lin
num number
sav [nodraw]
Examples
Ex.1: Draw a curve through data points
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win demo ;# Get demo window (450000 460000 6450000 6460000 1000 4000)
spe bgc whi ;# Specify background color to white
mak ran 7 ;# Make 7 random points
poi 2 ;# Display the points with size 2
cur 2 ;# Draw a spline curve with size 2
{noformat}
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The
...
above
...
example
...
produces
...
this
...
image.
...
Spline curve
See also
bsp - B spline visualization, mak lin dis , spl - Spline generation, tub - Tube generation