Sub genSplineMy()
    Dim ControlPoints1(5) As Double
    Dim Knots1(3) As Double
    ControlPoints1(0) = 1.5
    ControlPoints1(1) = 10.25
    ControlPoints1(2) = 2.21642
    ControlPoints1(3) = 10.1541
    ControlPoints1(4) = 2.375
    ControlPoints1(5) = 9.875
    Knots1(0) = 0
    Knots1(1) = 0
    Knots1(2) = 0
    Knots1(3) = 2.66958

    Application.ActiveWindow.Page.DrawNURBS 3, 0, ControlPoints1, Knots1
End Sub

##</code><code>##

use strict;
use Win32::OLE qw(in with);
use Win32::OLE::Variant;
use Win32::OLE::Const 'Microsoft Visio';
$Win32::OLE::Warn = 3;

my $Visio = Win32::OLE->new('Visio.Application', 'Quit');
$Visio->{Visible}=1 ;

my $doc = $Visio->Documents->Open("c:\\work\\tools\\perl\\visio\\basic_template.vst");
$doc->SaveAs('c:\\work\\tools\\perl\\visio\\test.vdx');

my @controlpoints = (1.5,10.25,1.84606,10.3302,2.21642,10.1541,2.375,9.875);
my @knots = (0,0,0,0,2.66958);

my $variant_controlpoints = Win32::OLE::Variant->new(VT_R8|VT_ARRAY|VT_BYREF, @controlpoints);
my $variant_knots = Win32::OLE::Variant->new(VT_R8|VT_ARRAY|VT_BYREF, @knots);

$Visio->Application->ActiveWindow->Page->DrawNURBS(3, 0, $variant_controlpoints, $variant_knots);

$doc->SaveAs('c:\\work\\tools\\perl\\visio\\test.vdx');
$doc->Close;

##</code><code>##

$Visio->Application->ActiveWindow->Page->DrawLine(3.1875, 8.75, 4.875, 7.5);