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|
# -*- tcl -*-
# Informal test for plotcontour
#
if {![package vsatisfies [package provide Tcl] 8.5]} {
puts " Aborting the tests found in \"[file tail [info script]]\"."
puts " Requiring Tcl 8.5, have [package present Tcl]"
return
}
# Future: put all tests under constraint tk and set constraint properly
if {[catch { package require Tk 8.5 } msg]} {
puts " Aborting the tests found in \"[file tail [info script]]\"."
puts " Requiring Tk 8.5, $msg"
return
}
::tcltest::testConstraint tk 1
# -------------------------------------------------------------------------
#
# Note:
# The tests assume tcltest 2.1, in order to compare
# floating-point results
if {[lsearch [namespace children] ::tcltest] == -1} {
package require tcltest 2.1
#package require tcltest 2.2
namespace import ::tcltest::*
} else {
# Ensure that 2.1 or higher present.
if {![package vsatisfies [package present tcltest] 2.1]} {
puts "Aborting tests for Plotchart"
puts "Requiring tcltest 2.1, have [package present tcltest]"
return
}
}
catch { console show }
source [file join [file dirname [info script]] plotchart.tcl]
#puts "Plotchart [package present Plotchart]"
#tcltest::configure -match Plotcontours-1.1
tcltest::test Plotcontours-1.0 {Informal test for plotcontour} {
########################################################################
proc cowboyhat {x y} {
set x1 [expr {$x/9.0}]
set y1 [expr {$y/9.0}]
expr { 3.0 * (1.0-($x1*$x1+$y1*$y1))*(1.0-($x1*$x1+$y1*$y1)) }
}
#
# Main code
#
set choice 1
if {$choice == 0} {
set x { {0.0 1.0 2.0 3.0}
{0.0 1.0 2.0 3.0}
{0.0 1.0 2.0 3.0}
{0.0 1.0 2.0 3.0} }
set y { {0.0 0.0 0.0 0.0}
{1.0 1.0 1.0 1.0}
{2.0 2.0 2.0 2.0}
{3.0 3.0 3.0 3.0} }
set f { {0.0 0.0 2.0 3.0}
{0.0 0.0 2.0 3.0}
{2.0 2.0 3.0 4.0}
{3.0 3.0 4.0 5.0} }
set contours [list 1.0 2.0 3.0 4.0 5.0 ]
# set contours [list 1.0 1.3 1.6 2.0 2.3 2.6 3.0 3.3 3.6 4.0 4.3 4.6 5.0 5.3 ]
set xlimits {0 3.5 0.5}
set ylimits {0 3.5 0.5}
}
if {$choice == 1} {
set x { {0.0 100.0 200.0}
{0.0 100.0 200.0}
{0.0 100.0 200.0}
{0.0 100.0 200.0}}
set y { {0.0 0.0 0.0}
{30.0 30.0 30.0}
{60.0 60.0 60.0}
{90.0 90.0 90.0}}
set f { {0.0 1.0 10.0}
{ 0.0 30.0 30.0}
{10.0 60.0 60.0}
{30.0 90.0 90.0}}
set contours [list \
0.0 \
5.2631578947 \
10.5263157895 \
15.7894736842 \
21.0526315789 \
26.3157894737 \
31.5789473684 \
36.8421052632 \
42.1052631579 \
47.3684210526 \
52.6315789474 \
57.8947368421 \
63.1578947368 \
68.4210526316 \
73.6842105263 \
78.9473684211 \
84.2105263158 \
89.4736842105 \
94.7368421053 \
100.0 \
105.263157895 \
]
set xlimits {0 200 50}
set ylimits {0 100 20}
}
########################################################################
wm title . "Contour Demo : shade (jet colormap)"
set c [canvas .c -background white \
-width 500 -height 500]
lappend windows $c
pack $c -fill both -side top
set chart [::Plotchart::createXYPlot $c $xlimits $ylimits]
::Plotchart::colorMap jet
#$chart contourlines $x $y $f $contours
$chart contourfill $x $y $f $contours
#$chart contourbox $x $y $f $contours
$chart grid $x $y
set t [toplevel .contourlines]
lappend windows $t
wm title $t "Contour Demo : contourlines (default colormap)"
set c [canvas $t.c -background white \
-width 500 -height 500]
pack $c -fill both -side top
set chart1 [::Plotchart::createXYPlot $c $xlimits $ylimits]
$chart1 grid $x $y
$chart1 contourlines $x $y $f $contours
set t [toplevel .hot]
lappend windows $t
wm title $t "Contour Demo : contourlines (hot colormap)"
set c [canvas $t.c -background white \
-width 500 -height 500]
pack $c -fill both -side top
set chart2 [::Plotchart::createXYPlot $c $xlimits $ylimits]
::Plotchart::colorMap hot
$chart2 contourfill $x $y $f $contours
$chart2 grid $x $y
set t [toplevel .gray]
lappend windows $t
wm title $t "Contour Demo : gray contourfill , jet contourlines"
set c [canvas $t.c -background white \
-width 500 -height 500]
pack $c -fill both -side top
set chart3 [::Plotchart::createXYPlot $c $xlimits $ylimits]
::Plotchart::colorMap gray
$chart3 contourfill $x $y $f $contours
::Plotchart::colorMap jet
$chart3 contourlines $x $y $f $contours
$chart3 grid $x $y
set t [toplevel .cool]
lappend windows $t
wm title $t "Contour Demo : contourlines (cool colormap)"
set c [canvas $t.c -background white \
-width 500 -height 500]
pack $c -fill both -side top
set chart4 [::Plotchart::createXYPlot $c $xlimits $ylimits]
::Plotchart::colorMap cool
$chart4 contourfill $x $y $f $contours
$chart4 grid $x $y
set t [toplevel .defcont]
lappend windows $t
wm title $t "Contour Demo : default contours (jet colormap)"
set c [canvas $t.c -background white \
-width 500 -height 500]
pack $c -fill both -side top
set chart5 [::Plotchart::createXYPlot $c $xlimits $ylimits]
::Plotchart::colorMap jet
$chart5 contourfill $x $y $f
$chart5 grid $x $y
set t [toplevel .3dcontour]
lappend windows $t
wm title $t "Contour Demo : contours on a 3DPlot"
set c [canvas $t.c -background white \
-width 500 -height 500]
pack $c -fill both -side top
set xlimits {-10. 10. 10. }
set ylimits {-10. 10. 10. }
set zlimits { -5. 10. 5. }
set zmin 0.0
set zmax 3.0
set nc 51
set dz [expr {($zmax - $zmin) / ($nc - 1)}]
set contours {}
for {set cnt 1} {$cnt < $nc} {incr cnt} {
set zval [expr {$zmin + ($dz * ($cnt - 1))}]
lappend contours $zval
}
set chart6 [::Plotchart::create3DPlot $c $xlimits $ylimits $zlimits]
::Plotchart::colorMap jet
$chart6 title "3D Plot"
$chart6 plotfuncont cowboyhat $contours
after 10000 {
foreach t $windows {
destroy $t
}
set vv 1
}
vwait vv
set v 1
} 1
tcltest::test Plotcontours-1.1 {Test of rosenbrock contours with given function values} {
proc rosenbrock {x} {
set x1 [lindex $x 0]
set x2 [lindex $x 1]
set y [expr {100.0 * pow($x2 - $x1*$x1,2) + pow(1.0 - $x1,2)}]
return $y
}
set xvec {-2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0}
set yvec {-1.0 -0.5 0.0 0.5 1.0 1.5 2.0}
set fmat {}
foreach y $yvec {
set frow {}
foreach x $xvec {
lappend frow [rosenbrock [list $x $y]]
}
lappend fmat $frow
}
set contours { \
0.0 5.0 10 20 30 40 \
50 100 200 500 1000 2000 3000 \
}
set xlimits {-2.0 2.0 2.0}
set ylimits {-1.0 2.0 1.0}
wm title . "Rosenbrock contours"
::Plotchart::colorMap jet
set c [canvas .c -background white -width 200 -height 200]
pack $c -fill both -side top
set chart1 [::Plotchart::createXYPlot $c $xlimits $ylimits]
$chart1 contourlinesfunctionvalues $xvec $yvec $fmat $contours
$chart1 title "Rosenbrock"
after 1000 {
destroy $c
set vv 1
}
vwait vv
set res 1
} 1
# -------------------------------------------------------------------------
::tcltest::cleanupTests
|
