# -*- mode: tcl; indent-tabs-mode: nil -*- # ---------------------------------------------------------------------- # COMPONENT: vtkviewer - Vtk drawing object viewer # # It connects to the Vtk server running on a rendering farm, # transmits data, and displays the results. # ====================================================================== # AUTHOR: Michael McLennan, Purdue University # Copyright (c) 2004-2012 HUBzero Foundation, LLC # # See the file "license.terms" for information on usage and # redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. # ====================================================================== package require Itk package require BLT #package require Img option add *VtkViewer.width 4i widgetDefault option add *VtkViewer*cursor crosshair widgetDefault option add *VtkViewer.height 4i widgetDefault option add *VtkViewer.foreground black widgetDefault option add *VtkViewer.controlBackground gray widgetDefault option add *VtkViewer.controlDarkBackground #999999 widgetDefault option add *VtkViewer.plotBackground black widgetDefault option add *VtkViewer.plotForeground white widgetDefault option add *VtkViewer.font \ -*-helvetica-medium-r-normal-*-12-* widgetDefault # must use this name -- plugs into Rappture::resources::load proc VtkViewer_init_resources {} { Rappture::resources::register \ vtkvis_server Rappture::VtkViewer::SetServerList } itcl::class Rappture::VtkViewer { inherit Rappture::VisViewer itk_option define -plotforeground plotForeground Foreground "" itk_option define -plotbackground plotBackground Background "" constructor { hostlist args } { Rappture::VisViewer::constructor $hostlist } { # defined below } destructor { # defined below } public proc SetServerList { namelist } { Rappture::VisViewer::SetServerList "vtkvis" $namelist } public method add {dataobj {settings ""}} public method camera {option args} public method delete {args} public method disconnect {} public method download {option args} public method get {args} public method isconnected {} public method limits { colormap } public method parameters {title args} { # do nothing } public method scale {args} protected method Connect {} protected method CurrentDatasets {args} protected method Disconnect {} protected method DoResize {} protected method DoRotate {} protected method AdjustSetting {what {value ""}} protected method FixSettings { args } protected method Pan {option x y} protected method Pick {x y} protected method Rebuild {} protected method ReceiveDataset { args } protected method ReceiveImage { args } protected method ReceiveLegend { colormap title vmin vmax size } protected method Rotate {option x y} protected method Zoom {option} # The following methods are only used by this class. private method BuildAxisTab {} private method BuildCameraTab {} private method BuildColormap { name styles } private method BuildCutawayTab {} private method BuildDownloadPopup { widget command } private method BuildMoleculeTab {} private method BuildPolydataTab {} private method ChangeColormap { dataobj comp color } private method DrawLegend {} private method EnterLegend { x y } private method EventuallySetAtomScale { args } private method EventuallySetBondScale { args } private method EventuallySetMoleculeOpacity { args } private method EventuallySetMoleculeQuality { args } private method EventuallySetPolydataOpacity { args } private method EventuallyResize { w h } private method EventuallyRotate { q } private method GetImage { args } private method GetVtkData { args } private method IsValidObject { dataobj } private method LeaveLegend {} private method MotionLegend { x y } private method PanCamera {} private method RequestLegend {} private method SetAtomScale {} private method SetBondScale {} private method SetColormap { dataobj comp } private method SetLegendTip { x y } private method SetMoleculeOpacity {} private method SetMoleculeQuality {} private method SetObjectStyle { dataobj comp } private method SetOpacity { dataset } private method SetOrientation { side } private method SetPolydataOpacity {} private method Slice {option args} private variable _arcball "" private variable _dlist ""; # list of data objects private variable _obj2datasets private variable _obj2ovride; # maps dataobj => style override private variable _datasets; # contains all the dataobj-component # datasets in the server private variable _colormaps; # contains all the colormaps # in the server. private variable _dataset2style; # maps dataobj-component to transfunc private variable _style2datasets; # maps tf back to list of # dataobj-components using the tf. private variable _click; # info used for rotate operations private variable _limits; # autoscale min/max for all axes private variable _view; # view params for 3D view private variable _settings private variable _style; # Array of current component styles. private variable _initialStyle; # Array of initial component styles. private variable _axis private variable _reset 1; # Indicates that server was reset and # needs to be reinitialized. private variable _haveGlyphs 0 private variable _haveMolecules 0 private variable _havePolydata 0 private variable _first "" ;# This is the topmost dataset. private variable _start 0 private variable _title "" common _downloadPopup ;# download options from popup private common _hardcopy private variable _width 0 private variable _height 0 private variable _resizePending 0 private variable _rotatePending 0 private variable _atomScalePending 0 private variable _bondScalePending 0 private variable _moleculeOpacityPending 0 private variable _moleculeQualityPending 0 private variable _polydataOpacityPending 0 private variable _glyphsOpacityPending 0 private variable _updatePending 0; private variable _rotateDelay 150 private variable _scaleDelay 100 } itk::usual VtkViewer { keep -background -foreground -cursor -font keep -plotbackground -plotforeground } # ---------------------------------------------------------------------- # CONSTRUCTOR # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::constructor {hostlist args} { package require vtk set _serverType "vtkvis" # Rebuild event $_dispatcher register !rebuild $_dispatcher dispatch $this !rebuild "[itcl::code $this Rebuild]; list" # Resize event $_dispatcher register !resize $_dispatcher dispatch $this !resize "[itcl::code $this DoResize]; list" # Update state event $_dispatcher register !update $_dispatcher dispatch $this !update "[itcl::code $this DoUpdate]; list" # Rotate event $_dispatcher register !rotate $_dispatcher dispatch $this !rotate "[itcl::code $this DoRotate]; list" # Atom scale event $_dispatcher register !atomscale $_dispatcher dispatch $this !atomscale \ "[itcl::code $this SetAtomScale]; list" # Bond scale event $_dispatcher register !bondscale $_dispatcher dispatch $this !bondscale \ "[itcl::code $this SetBondScale]; list" # Molecule opacity event $_dispatcher register !moleculeOpacity $_dispatcher dispatch $this !moleculeOpacity \ "[itcl::code $this SetMoleculeOpacity]; list" # Molecule quality event $_dispatcher register !moleculeQuality $_dispatcher dispatch $this !moleculeQuality \ "[itcl::code $this SetMoleculeQuality]; list" # Polydata opacity event $_dispatcher register !polydataOpacity $_dispatcher dispatch $this !polydataOpacity \ "[itcl::code $this SetPolydataOpacity]; list" # # Populate parser with commands handle incoming requests # $_parser alias image [itcl::code $this ReceiveImage] $_parser alias dataset [itcl::code $this ReceiveDataset] $_parser alias legend [itcl::code $this ReceiveLegend] # Initialize the view to some default parameters. array set _view { qw 0.853553 qx -0.353553 qy 0.353553 qz 0.146447 zoom 1.0 xpan 0 ypan 0 ortho 0 } set _arcball [blt::arcball create 100 100] set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] $_arcball quaternion $q set _limits(zmin) 0.0 set _limits(zmax) 1.0 array set _axis [subst { xgrid 0 ygrid 0 zgrid 0 xcutaway 0 ycutaway 0 zcutaway 0 xposition 0 yposition 0 zposition 0 xdirection -1 ydirection -1 zdirection -1 visible 1 labels 1 }] array set _settings [subst { legend 1 glyphs-opacity 100 glyphs-wireframe 0 polydata-edges 0 polydata-lighting 1 polydata-opacity 100 polydata-palette rainbow polydata-visible 1 polydata-wireframe 0 molecule-atomscale 0.3 molecule-bondscale 0.075 molecule-bondstyle "cylinder" molecule-atoms-visible 1 molecule-bonds-visible 1 molecule-edges 0 molecule-labels 0 molecule-lighting 1 molecule-opacity 100 molecule-palette elementDefault molecule-quality 1.0 molecule-representation "Ball and Stick" molecule-rscale "covalent" molecule-visible 1 molecule-wireframe 0 }] itk_component add view { canvas $itk_component(plotarea).view \ -highlightthickness 0 -borderwidth 0 } { usual ignore -highlightthickness -borderwidth -background } set c $itk_component(view) bind $c [itcl::code $this EventuallyResize %w %h] bind $c <4> [itcl::code $this Zoom in 0.25] bind $c <5> [itcl::code $this Zoom out 0.25] bind $c [list %W xview scroll 10 units] bind $c [list %W xview scroll -10 units] bind $c [list %W yview scroll 10 units] bind $c [list %W yview scroll -10 units] bind $c "focus %W" bind $c [itcl::code $this ToggleConsole] # Fix the scrollregion in case we go off screen $c configure -scrollregion [$c bbox all] set _map(id) [$c create image 0 0 -anchor nw -image $_image(plot)] set _map(cwidth) -1 set _map(cheight) -1 set _map(zoom) 1.0 set _map(original) "" set f [$itk_component(main) component controls] itk_component add reset { button $f.reset -borderwidth 1 -padx 1 -pady 1 \ -highlightthickness 0 \ -image [Rappture::icon reset-view] \ -command [itcl::code $this Zoom reset] } { usual ignore -highlightthickness } pack $itk_component(reset) -side top -padx 2 -pady 2 Rappture::Tooltip::for $itk_component(reset) \ "Reset the view to the default zoom level" itk_component add zoomin { button $f.zin -borderwidth 1 -padx 1 -pady 1 \ -highlightthickness 0 \ -image [Rappture::icon zoom-in] \ -command [itcl::code $this Zoom in] } { usual ignore -highlightthickness } pack $itk_component(zoomin) -side top -padx 2 -pady 2 Rappture::Tooltip::for $itk_component(zoomin) "Zoom in" itk_component add zoomout { button $f.zout -borderwidth 1 -padx 1 -pady 1 \ -highlightthickness 0 \ -image [Rappture::icon zoom-out] \ -command [itcl::code $this Zoom out] } { usual ignore -highlightthickness } pack $itk_component(zoomout) -side top -padx 2 -pady 2 Rappture::Tooltip::for $itk_component(zoomout) "Zoom out" BuildAxisTab #BuildCutawayTab BuildCameraTab # Legend set _image(legend) [image create photo] itk_component add legend { canvas $itk_component(plotarea).legend -width 50 -highlightthickness 0 } { usual ignore -highlightthickness rename -background -plotbackground plotBackground Background } # Hack around the Tk panewindow. The problem is that the requested # size of the 3d view isn't set until an image is retrieved from # the server. So the panewindow uses the tiny size. set w 10000 pack forget $itk_component(view) blt::table $itk_component(plotarea) \ 0,0 $itk_component(view) -fill both -reqwidth $w blt::table configure $itk_component(plotarea) c1 -resize none # Bindings for rotation via mouse bind $itk_component(view) \ [itcl::code $this Rotate click %x %y] bind $itk_component(view) \ [itcl::code $this Rotate drag %x %y] bind $itk_component(view) \ [itcl::code $this Rotate release %x %y] bind $itk_component(view) \ [itcl::code $this EventuallyResize %w %h] # Bindings for panning via mouse bind $itk_component(view) \ [itcl::code $this Pan click %x %y] bind $itk_component(view) \ [itcl::code $this Pan drag %x %y] bind $itk_component(view) \ [itcl::code $this Pan release %x %y] #bind $itk_component(view) \ # [itcl::code $this Pick %x %y] # Bindings for panning via keyboard bind $itk_component(view) \ [itcl::code $this Pan set -10 0] bind $itk_component(view) \ [itcl::code $this Pan set 10 0] bind $itk_component(view) \ [itcl::code $this Pan set 0 -10] bind $itk_component(view) \ [itcl::code $this Pan set 0 10] bind $itk_component(view) \ [itcl::code $this Pan set -2 0] bind $itk_component(view) \ [itcl::code $this Pan set 2 0] bind $itk_component(view) \ [itcl::code $this Pan set 0 -2] bind $itk_component(view) \ [itcl::code $this Pan set 0 2] # Bindings for zoom via keyboard bind $itk_component(view) \ [itcl::code $this Zoom out] bind $itk_component(view) \ [itcl::code $this Zoom in] bind $itk_component(view) "focus $itk_component(view)" if {[string equal "x11" [tk windowingsystem]]} { # Bindings for zoom via mouse bind $itk_component(view) <4> [itcl::code $this Zoom out] bind $itk_component(view) <5> [itcl::code $this Zoom in] } set _image(download) [image create photo] eval itk_initialize $args Connect } # ---------------------------------------------------------------------- # DESTRUCTOR # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::destructor {} { Disconnect $_dispatcher cancel !rebuild $_dispatcher cancel !resize $_dispatcher cancel !rotate image delete $_image(plot) image delete $_image(download) catch { blt::arcball destroy $_arcball } } itcl::body Rappture::VtkViewer::DoResize {} { if { $_width < 2 } { set _width 500 } if { $_height < 2 } { set _height 500 } set _start [clock clicks -milliseconds] SendCmd "screen size $_width $_height" set _resizePending 0 } itcl::body Rappture::VtkViewer::DoRotate {} { set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] SendCmd "camera orient $q" set _rotatePending 0 } itcl::body Rappture::VtkViewer::EventuallyResize { w h } { set _width $w set _height $h $_arcball resize $w $h if { !$_resizePending } { set _resizePending 1 $_dispatcher event -after 200 !resize } } itcl::body Rappture::VtkViewer::EventuallyRotate { q } { foreach { _view(qw) _view(qx) _view(qy) _view(qz) } $q break if { !$_rotatePending } { set _rotatePending 1 $_dispatcher event -after $_rotateDelay !rotate } } itcl::body Rappture::VtkViewer::SetAtomScale {} { SendCmd "molecule ascale $_settings(molecule-atomscale)" set _atomScalePending 0 } itcl::body Rappture::VtkViewer::SetBondScale {} { SendCmd "molecule bscale $_settings(molecule-bondscale)" set _bondScalePending 0 } itcl::body Rappture::VtkViewer::SetMoleculeOpacity {} { set _moleculeOpacityPending 0 foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break if { [$dataobj type $comp] == "molecule" } { SetOpacity $dataset } } } itcl::body Rappture::VtkViewer::SetMoleculeQuality {} { SendCmd [subst {molecule aquality $_settings(molecule-quality) molecule bquality $_settings(molecule-quality)}] set _moleculeQualityPending 0 } itcl::body Rappture::VtkViewer::SetPolydataOpacity {} { set _polydataOpacityPending 0 foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break if { [$dataobj type $comp] == "polydata" } { SetOpacity $dataset } } } itcl::body Rappture::VtkViewer::EventuallySetAtomScale { args } { if { !$_atomScalePending } { set _atomScalePending 1 $_dispatcher event -after $_scaleDelay !atomscale } } itcl::body Rappture::VtkViewer::EventuallySetBondScale { args } { if { !$_bondScalePending } { set _bondScalePending 1 $_dispatcher event -after $_scaleDelay !bondscale } } itcl::body Rappture::VtkViewer::EventuallySetMoleculeOpacity { args } { if { !$_moleculeOpacityPending } { set _moleculeOpacityPending 1 $_dispatcher event -after $_scaleDelay !moleculeOpacity } } itcl::body Rappture::VtkViewer::EventuallySetMoleculeQuality { args } { if { !$_moleculeQualityPending } { set _moleculeQualityPending 1 $_dispatcher event -after $_scaleDelay !moleculeQuality } } itcl::body Rappture::VtkViewer::EventuallySetPolydataOpacity { args } { if { !$_polydataOpacityPending } { set _polydataOpacityPending 1 $_dispatcher event -after $_scaleDelay !polydataOpacity } } # ---------------------------------------------------------------------- # USAGE: add ?? # # Clients use this to add a data object to the plot. The optional # are used to configure the plot. Allowed settings are # -color, -brightness, -width, -linestyle, and -raise. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::add {dataobj {settings ""}} { array set params { -color auto -width 1 -linestyle solid -brightness 0 -raise 0 -description "" -param "" -type "" } array set params $settings set params(-description) "" set params(-param) "" array set params $settings if {$params(-color) == "auto" || $params(-color) == "autoreset"} { # can't handle -autocolors yet set params(-color) black } set pos [lsearch -exact $_dlist $dataobj] if {$pos < 0} { lappend _dlist $dataobj } set _obj2ovride($dataobj-color) $params(-color) set _obj2ovride($dataobj-width) $params(-width) set _obj2ovride($dataobj-raise) $params(-raise) $_dispatcher event -idle !rebuild } # ---------------------------------------------------------------------- # USAGE: delete ? ...? # # Clients use this to delete a dataobj from the plot. If no dataobjs # are specified, then all dataobjs are deleted. No data objects are # deleted. They are only removed from the display list. # # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::delete {args} { if { [llength $args] == 0} { set args $_dlist } # Delete all specified dataobjs set changed 0 foreach dataobj $args { set pos [lsearch -exact $_dlist $dataobj] if { $pos < 0 } { continue; # Don't know anything about it. } # Remove it from the dataobj list. set _dlist [lreplace $_dlist $pos $pos] array unset _obj2ovride $dataobj-* array unset _settings $dataobj-* set changed 1 } # If anything changed, then rebuild the plot if { $changed } { $_dispatcher event -idle !rebuild } } # ---------------------------------------------------------------------- # USAGE: get ?-objects? # USAGE: get ?-visible? # USAGE: get ?-image view? # # Clients use this to query the list of objects being plotted, in # order from bottom to top of this result. The optional "-image" # flag can also request the internal images being shown. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::get {args} { if {[llength $args] == 0} { set args "-objects" } set op [lindex $args 0] switch -- $op { "-objects" { # put the dataobj list in order according to -raise options set dlist {} foreach dataobj $_dlist { if { ![IsValidObject $dataobj] } { continue } if {[info exists _obj2ovride($dataobj-raise)] && $_obj2ovride($dataobj-raise)} { set dlist [linsert $dlist 0 $dataobj] } else { lappend dlist $dataobj } } return $dlist } "-visible" { set dlist {} foreach dataobj $_dlist { if { ![IsValidObject $dataobj] } { continue } if { ![info exists _obj2ovride($dataobj-raise)] } { # No setting indicates that the object isn't visible. continue } # Otherwise use the -raise parameter to put the object to # the front of the list. if { $_obj2ovride($dataobj-raise) } { set dlist [linsert $dlist 0 $dataobj] } else { lappend dlist $dataobj } } return $dlist } -image { if {[llength $args] != 2} { error "wrong # args: should be \"get -image view\"" } switch -- [lindex $args end] { view { return $_image(plot) } default { error "bad image name \"[lindex $args end]\": should be view" } } } default { error "bad option \"$op\": should be -objects or -image" } } } # ---------------------------------------------------------------------- # USAGE: scale ? ...? # # Sets the default limits for the overall plot according to the # limits of the data for all of the given objects. This # accounts for all objects--even those not showing on the screen. # Because of this, the limits are appropriate for all objects as # the user scans through data in the ResultSet viewer. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::scale {args} { foreach dataobj $args { foreach comp [$dataobj components] { set type [$dataobj type $comp] switch -- $type { "polydata" { set _havePolydata 1 } "glyphs" { set _haveGlyphs 1 } "molecule" { set _haveMolecules 1 } } } array set bounds [limits $dataobj] if {![info exists _limits(xmin)] || $_limits(xmin) > $bounds(xmin)} { set _limits(xmin) $bounds(xmin) } if {![info exists _limits(xmax)] || $_limits(xmax) < $bounds(xmax)} { set _limits(xmax) $bounds(xmax) } if {![info exists _limits(ymin)] || $_limits(ymin) > $bounds(ymin)} { set _limits(ymin) $bounds(ymin) } if {![info exists _limits(ymax)] || $_limits(ymax) < $bounds(ymax)} { set _limits(ymax) $bounds(ymax) } if {![info exists _limits(zmin)] || $_limits(zmin) > $bounds(zmin)} { set _limits(zmin) $bounds(zmin) } if {![info exists _limits(zmax)] || $_limits(zmax) < $bounds(zmax)} { set _limits(zmax) $bounds(zmax) } } if { $_havePolydata } { if { ![$itk_component(main) exists "Mesh Settings"] } { if { [catch { BuildPolydataTab } errs ] != 0 } { puts stderr "errs=$errs" } } } if { $_haveMolecules } { if { ![$itk_component(main) exists "Molecule Settings"]} { if { [catch { BuildMoleculeTab } errs ] != 0 } { global errorInfo puts stderr "errs=$errs\nerrorInfo=$errorInfo" } } } } # ---------------------------------------------------------------------- # USAGE: download coming # USAGE: download controls # USAGE: download now # # Clients use this method to create a downloadable representation # of the plot. Returns a list of the form {ext string}, where # "ext" is the file extension (indicating the type of data) and # "string" is the data itself. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::download {option args} { switch $option { coming { if {[catch { blt::winop snap $itk_component(plotarea) $_image(download) }]} { $_image(download) configure -width 1 -height 1 $_image(download) put #000000 } } controls { set popup .vtkviewerdownload if { ![winfo exists .vtkviewerdownload] } { set inner [BuildDownloadPopup $popup [lindex $args 0]] } else { set inner [$popup component inner] } set _downloadPopup(image_controls) $inner.image_frame set num [llength [get]] set num [expr {($num == 1) ? "1 result" : "$num results"}] set word [Rappture::filexfer::label downloadWord] $inner.summary configure -text "$word $num in the following format:" update idletasks ;# Fix initial sizes return $popup } now { set popup .vtkviewerdownload if {[winfo exists .vtkviewerdownload]} { $popup deactivate } switch -- $_downloadPopup(format) { "image" { return [$this GetImage [lindex $args 0]] } "vtk" { return [$this GetVtkData [lindex $args 0]] } } return "" } default { error "bad option \"$option\": should be coming, controls, now" } } } # ---------------------------------------------------------------------- # USAGE: Connect ?,...? # # Clients use this method to establish a connection to a new # server, or to reestablish a connection to the previous server. # Any existing connection is automatically closed. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::Connect {} { global readyForNextFrame set readyForNextFrame 1 set _hosts [GetServerList "vtkvis"] if { "" == $_hosts } { return 0 } set result [VisViewer::Connect $_hosts] if { $result } { if { $_reportClientInfo } { # Tell the server the viewer, hub, user and session. # Do this immediately on connect before buffering any commands global env set info {} set user "???" if { [info exists env(USER)] } { set user $env(USER) } set session "???" if { [info exists env(SESSION)] } { set session $env(SESSION) } lappend info "hub" [exec hostname] lappend info "client" "vtkviewer" lappend info "user" $user lappend info "session" $session SendCmd "clientinfo [list $info]" } set w [winfo width $itk_component(view)] set h [winfo height $itk_component(view)] EventuallyResize $w $h } return $result } # # isconnected -- # # Indicates if we are currently connected to the visualization server. # itcl::body Rappture::VtkViewer::isconnected {} { return [VisViewer::IsConnected] } # # disconnect -- # itcl::body Rappture::VtkViewer::disconnect {} { Disconnect set _reset 1 } # # Disconnect -- # # Clients use this method to disconnect from the current rendering # server. # itcl::body Rappture::VtkViewer::Disconnect {} { VisViewer::Disconnect # disconnected -- no more data sitting on server array unset _datasets array unset _data array unset _colormaps global readyForNextFrame set readyForNextFrame 1 } # ---------------------------------------------------------------------- # USAGE: ReceiveImage -bytes -type -token # # Invoked automatically whenever the "image" command comes in from # the rendering server. Indicates that binary image data with the # specified will follow. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::ReceiveImage { args } { global readyForNextFrame set readyForNextFrame 1 array set info { -token "???" -bytes 0 -type image } array set info $args set bytes [ReceiveBytes $info(-bytes)] if { $info(-type) == "image" } { if 0 { set f [open "last.ppm" "w"] fconfigure $f -encoding binary puts -nonewline $f $bytes close $f } $_image(plot) configure -data $bytes set time [clock seconds] set date [clock format $time] if { $_start > 0 } { set finish [clock clicks -milliseconds] set _start 0 } } elseif { $info(type) == "print" } { set tag $this-print-$info(-token) set _hardcopy($tag) $bytes } } # # ReceiveDataset -- # itcl::body Rappture::VtkViewer::ReceiveDataset { args } { if { ![isconnected] } { return } set option [lindex $args 0] switch -- $option { "scalar" { set option [lindex $args 1] switch -- $option { "world" { foreach { x y z value tag } [lrange $args 2 end] break } "pixel" { foreach { x y value tag } [lrange $args 2 end] break } } } "vector" { set option [lindex $args 1] switch -- $option { "world" { foreach { x y z vx vy vz tag } [lrange $args 2 end] break } "pixel" { foreach { x y vx vy vz tag } [lrange $args 2 end] break } } } "names" { foreach { name } [lindex $args 1] { #puts stderr "Dataset: $name" } } default { error "unknown dataset option \"$option\" from server" } } } # ---------------------------------------------------------------------- # USAGE: Rebuild # # Called automatically whenever something changes that affects the # data in the widget. Clears any existing data and rebuilds the # widget to display new data. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::Rebuild {} { set w [winfo width $itk_component(view)] set h [winfo height $itk_component(view)] if { $w < 2 || $h < 2 } { $_dispatcher event -idle !rebuild return } # Turn on buffering of commands to the server. We don't want to # be preempted by a server disconnect/reconnect (which automatically # generates a new call to Rebuild). StartBufferingCommands if { $_reset } { set _width $w set _height $h $_arcball resize $w $h DoResize FixSettings axis-xgrid axis-ygrid axis-zgrid axis-mode \ axis-visible axis-labels if { $_havePolydata } { FixSettings polydata-edges polydata-lighting polydata-opacity \ polydata-visible polydata-wireframe } StopBufferingCommands SendCmd "imgflush" StartBufferingCommands } set _limits(zmin) "" set _limits(zmax) "" set _first "" SendCmd "dataset visible 0" set count 0 foreach dataobj [get -objects] { if { [info exists _obj2ovride($dataobj-raise)] && $_first == "" } { set _first $dataobj } set _obj2datasets($dataobj) "" foreach comp [$dataobj components] { set tag $dataobj-$comp if { ![info exists _datasets($tag)] } { set bytes [$dataobj data $comp] if { $bytes == "" } { continue } set length [string length $bytes] if { $_reportClientInfo } { set info {} lappend info "tool_id" [$dataobj hints toolId] lappend info "tool_name" [$dataobj hints toolName] lappend info "tool_version" [$dataobj hints toolRevision] lappend info "tool_title" [$dataobj hints toolTitle] lappend info "dataset_label" [$dataobj hints label] lappend info "dataset_size" $length lappend info "dataset_tag" $tag SendCmd [list "clientinfo" $info] } SendCmd "dataset add $tag data follows $length" append _outbuf $bytes set _datasets($tag) 1 SetObjectStyle $dataobj $comp } lappend _obj2datasets($dataobj) $tag if { [info exists _obj2ovride($dataobj-raise)] } { SendCmd "dataset visible 1 $tag" SetOpacity $tag } } } if {"" != $_first} { set location [$_first hints camera] if { $location != "" } { array set view $location } foreach axis { x y z } { set label [$_first hints ${axis}label] if { $label != "" } { SendCmd "axis name $axis $label" } set units [$_first hints ${axis}units] if { $units != "" } { SendCmd "axis units $axis $units" } } } if { $_reset } { set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] $_arcball quaternion $q SendCmd "camera reset" if { $_view(ortho)} { SendCmd "camera mode ortho" } else { SendCmd "camera mode persp" } DoRotate PanCamera Zoom reset } if { $_haveMolecules } { #FixSettings molecule-representation } set _reset 0 global readyForNextFrame set readyForNextFrame 0; # Don't advance to the next frame # until we get an image. # Actually write the commands to the server socket. If it fails, we don't # care. We're finished here. blt::busy hold $itk_component(hull) StopBufferingCommands blt::busy release $itk_component(hull) } # ---------------------------------------------------------------------- # USAGE: CurrentDatasets ?-all -visible? ?dataobjs? # # Returns a list of server IDs for the current datasets being displayed. This # is normally a single ID, but it might be a list of IDs if the current data # object has multiple components. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::CurrentDatasets {args} { set flag [lindex $args 0] switch -- $flag { "-all" { if { [llength $args] > 1 } { error "CurrentDatasets: can't specify dataobj after \"-all\"" } set dlist [get -objects] } "-visible" { if { [llength $args] > 1 } { set dlist {} set args [lrange $args 1 end] foreach dataobj $args { if { [info exists _obj2ovride($dataobj-raise)] } { lappend dlist $dataobj } } } else { set dlist [get -visible] } } default { set dlist $args } } set rlist "" foreach dataobj $dlist { foreach comp [$dataobj components] { set tag $dataobj-$comp if { [info exists _datasets($tag)] && $_datasets($tag) } { lappend rlist $tag } } } return $rlist } # ---------------------------------------------------------------------- # USAGE: Zoom in # USAGE: Zoom out # USAGE: Zoom reset # # Called automatically when the user clicks on one of the zoom # controls for this widget. Changes the zoom for the current view. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::Zoom {option} { switch -- $option { "in" { set _view(zoom) [expr {$_view(zoom)*1.25}] SendCmd "camera zoom $_view(zoom)" } "out" { set _view(zoom) [expr {$_view(zoom)*0.8}] SendCmd "camera zoom $_view(zoom)" } "reset" { array set _view { qw 0.853553 qx -0.353553 qy 0.353553 qz 0.146447 zoom 1.0 xpan 0 ypan 0 } if { $_first != "" } { set location [$_first hints camera] if { $location != "" } { array set _view $location } } set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] $_arcball quaternion $q DoRotate SendCmd "camera reset" } } } itcl::body Rappture::VtkViewer::PanCamera {} { set x $_view(xpan) set y $_view(ypan) SendCmd "camera pan $x $y" } # ---------------------------------------------------------------------- # USAGE: Rotate click # USAGE: Rotate drag # USAGE: Rotate release # # Called automatically when the user clicks/drags/releases in the # plot area. Moves the plot according to the user's actions. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::Rotate {option x y} { switch -- $option { "click" { $itk_component(view) configure -cursor fleur set _click(x) $x set _click(y) $y } "drag" { if {[array size _click] == 0} { Rotate click $x $y } else { set w [winfo width $itk_component(view)] set h [winfo height $itk_component(view)] if {$w <= 0 || $h <= 0} { return } if {[catch { # this fails sometimes for no apparent reason set dx [expr {double($x-$_click(x))/$w}] set dy [expr {double($y-$_click(y))/$h}] }]} { return } if { $dx == 0 && $dy == 0 } { return } set q [$_arcball rotate $x $y $_click(x) $_click(y)] EventuallyRotate $q set _click(x) $x set _click(y) $y } } "release" { Rotate drag $x $y $itk_component(view) configure -cursor "" catch {unset _click} } default { error "bad option \"$option\": should be click, drag, release" } } } itcl::body Rappture::VtkViewer::Pick {x y} { foreach tag [CurrentDatasets -visible] { SendCmd "dataset getscalar pixel $x $y $tag" } } # ---------------------------------------------------------------------- # USAGE: $this Pan click x y # $this Pan drag x y # $this Pan release x y # # Called automatically when the user clicks on one of the zoom # controls for this widget. Changes the zoom for the current view. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::Pan {option x y} { switch -- $option { "set" { set w [winfo width $itk_component(view)] set h [winfo height $itk_component(view)] set x [expr $x / double($w)] set y [expr $y / double($h)] set _view(xpan) [expr $_view(xpan) + $x] set _view(ypan) [expr $_view(ypan) + $y] PanCamera return } "click" { set _click(x) $x set _click(y) $y $itk_component(view) configure -cursor hand1 } "drag" { if { ![info exists _click(x)] } { set _click(x) $x } if { ![info exists _click(y)] } { set _click(y) $y } set w [winfo width $itk_component(view)] set h [winfo height $itk_component(view)] set dx [expr ($_click(x) - $x)/double($w)] set dy [expr ($_click(y) - $y)/double($h)] set _click(x) $x set _click(y) $y set _view(xpan) [expr $_view(xpan) - $dx] set _view(ypan) [expr $_view(ypan) - $dy] PanCamera } "release" { Pan drag $x $y $itk_component(view) configure -cursor "" } default { error "unknown option \"$option\": should set, click, drag, or release" } } } # ---------------------------------------------------------------------- # USAGE: FixSettings ?? # # Used internally to update rendering settings whenever parameters # change in the popup settings panel. Sends the new settings off # to the back end. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::FixSettings { args } { foreach setting $args { AdjustSetting $setting } } # # AdjustSetting -- # # Changes/updates a specific setting in the widget. There are # usually user-setable option. Commands are sent to the render # server. # itcl::body Rappture::VtkViewer::AdjustSetting {what {value ""}} { if { ![isconnected] } { return } switch -- $what { "polydata-opacity" { foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break if { [$dataobj type $comp] == "polydata" } { SetOpacity $dataset } } } "polydata-wireframe" { set bool $_settings(polydata-wireframe) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "polydata" } { SendCmd "$type wireframe $bool $dataset" } } } "polydata-visible" { set bool $_settings(polydata-visible) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "polydata" } { SendCmd "$type visible $bool $dataset" } } } "polydata-lighting" { set bool $_settings(polydata-lighting) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "polydata" } { SendCmd "$type lighting $bool $dataset" } } } "polydata-edges" { set bool $_settings(polydata-edges) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "polydata" } { SendCmd "$type edges $bool $dataset" } } } "polydata-palette" { set palette [$itk_component(meshpalette) value] set _settings(polydata-palette) $palette foreach dataset [CurrentDatasets -visible $_first] { foreach {dataobj comp} [split $dataset -] break set type [$dataobj type $comp] if { $type == "polydata" } { ChangeColormap $dataobj $comp $palette # FIXME: fill in current selected fieldname #SendCmd "polydata colormode scalar {} $dataset" } } set _legendPending 1 } "molecule-opacity" { set val $_settings(molecule-opacity) set sval [expr { 0.01 * double($val) }] foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break if { [$dataobj type $comp] == "molecule" } { SetOpacity $dataset } } } "molecule-wireframe" { set bool $_settings(molecule-wireframe) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd "molecule wireframe $bool $dataset" } } } "molecule-visible" { set bool $_settings(molecule-visible) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd "molecule visible $bool $dataset" } } } "molecule-lighting" { set bool $_settings(molecule-lighting) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd "molecule lighting $bool $dataset" } } } "molecule-edges" { set bool $_settings(molecule-edges) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd "molecule edges $bool $dataset" } } } "molecule-palette" { set palette [$itk_component(moleculepalette) value] set _moelculeSettings(palette) $palette foreach dataset [CurrentDatasets -visible $_first] { foreach {dataobj comp} [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { ChangeColormap $dataobj $comp $palette if { $palette == "elementDefault" } { SendCmd "molecule colormode by_elements element $dataset" } else { # FIXME: Set the chosen scalar field name here SendCmd "molecule colormode scalar {} $dataset" } } } set _legendPending 1 } "molecule-representation" { set value [$itk_component(representation) value] set value [$itk_component(representation) translate $value] switch -- $value { "ballandstick" { set _settings(molecule-rscale) covalent set _settings(molecule-atoms-visible) 1 set _settings(molecule-bonds-visible) 1 set _settings(molecule-bondstyle) cylinder set _settings(molecule-atomscale) 0.3 set _settings(molecule-bondscale) 0.075 } "balls" - "spheres" { set _settings(molecule-rscale) covalent set _settings(molecule-atoms-visible) 1 set _settings(molecule-bonds-visible) 0 set _settings(molecule-bondstyle) cylinder set _settings(molecule-atomscale) 0.3 set _settings(molecule-bondscale) 0.075 } "sticks" { set _settings(molecule-rscale) none set _settings(molecule-atoms-visible) 1 set _settings(molecule-bonds-visible) 1 set _settings(molecule-bondstyle) cylinder set _settings(molecule-atomscale) 0.075 set _settings(molecule-bondscale) 0.075 } "spacefilling" { set _settings(molecule-rscale) van_der_waals set _settings(molecule-atoms-visible) 1 set _settings(molecule-bonds-visible) 0 set _settings(molecule-bondstyle) cylinder set _settings(molecule-atomscale) 1.0 set _settings(molecule-bondscale) 0.075 } "rods" { set _settings(molecule-rscale) none set _settings(molecule-atoms-visible) 1 set _settings(molecule-bonds-visible) 1 set _settings(molecule-bondstyle) cylinder set _settings(molecule-atomscale) 0.1 set _settings(molecule-bondscale) 0.1 } "wireframe" - "lines" { set _settings(molecule-rscale) none set _settings(molecule-atoms-visible) 0 set _settings(molecule-bonds-visible) 1 set _settings(molecule-bondstyle) cylinder set _settings(molecule-atomscale) 1.0 set _settings(molecule-bondscale) 1.0 } default { error "unknown representation $value" } } $itk_component(rscale) value [$itk_component(rscale) label $_settings(molecule-rscale)] switch -- $value { "ballandstick" - "balls" - "spheres" { $itk_component(rscale) configure -state normal } default { $itk_component(rscale) configure -state disabled } } foreach dataset [CurrentDatasets -all] { foreach {dataobj comp} [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd [subst {molecule rscale $_settings(molecule-rscale) $dataset molecule ascale $_settings(molecule-atomscale) $dataset molecule bscale $_settings(molecule-bondscale) $dataset molecule bstyle $_settings(molecule-bondstyle) $dataset molecule atoms $_settings(molecule-atoms-visible) $dataset molecule bonds $_settings(molecule-bonds-visible) $dataset}] } } } "molecule-rscale" { set value [$itk_component(rscale) value] set value [$itk_component(rscale) translate $value] set _settings(molecule-rscale) $value foreach dataset [CurrentDatasets -visible $_first] { foreach {dataobj comp} [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd [subst {molecule rscale $_settings(molecule-rscale) $dataset}] } } } "molecule-labels" { set bool $_settings(molecule-labels) foreach dataset [CurrentDatasets -visible $_first] { foreach { dataobj comp } [split $dataset -] break set type [$dataobj type $comp] if { $type == "molecule" } { SendCmd "molecule labels $bool $dataset" } } } "axis-visible" { set bool $_axis(visible) SendCmd "axis visible all $bool" } "axis-labels" { set bool $_axis(labels) SendCmd "axis labels all $bool" } "axis-xgrid" { set bool $_axis(xgrid) SendCmd "axis grid x $bool" } "axis-ygrid" { set bool $_axis(ygrid) SendCmd "axis grid y $bool" } "axis-zgrid" { set bool $_axis(zgrid) SendCmd "axis grid z $bool" } "axis-mode" { set mode [$itk_component(axismode) value] set mode [$itk_component(axismode) translate $mode] SendCmd "axis flymode $mode" } "axis-xcutaway" - "axis-ycutaway" - "axis-zcutaway" { set axis [string range $what 5 5] set bool $_axis(${axis}cutaway) if { $bool } { set pos [expr $_axis(${axis}position) * 0.01] set dir $_axis(${axis}direction) $itk_component(${axis}CutScale) configure -state normal \ -troughcolor white SendCmd "renderer clipplane $axis $pos $dir" } else { $itk_component(${axis}CutScale) configure -state disabled \ -troughcolor grey82 SendCmd "renderer clipplane $axis 1 -1" } } "axis-xposition" - "axis-yposition" - "axis-zposition" - "axis-xdirection" - "axis-ydirection" - "axis-zdirection" { set axis [string range $what 5 5] #set dir $_axis(${axis}direction) set pos [expr $_axis(${axis}position) * 0.01] SendCmd "renderer clipplane ${axis} $pos -1" } default { error "don't know how to fix $what" } } } # # RequestLegend -- # # Request a new legend from the server. The size of the legend # is determined from the height of the canvas. It will be rotated # to be vertical when drawn. # itcl::body Rappture::VtkViewer::RequestLegend {} { set font "Arial 8" set lineht [font metrics $font -linespace] set c $itk_component(legend) set w 12 set h [expr {$_height - 2 * ($lineht + 2)}] if { $h < 1} { return } # Set the legend on the first dataset. foreach dataset [CurrentDatasets -visible] { foreach {dataobj comp} [split $dataset -] break if { [info exists _dataset2style($dataset)] } { SendCmd "legend $_dataset2style($dataset) vmag {} {} $w $h 0" break; } } } # # ChangeColormap -- # itcl::body Rappture::VtkViewer::ChangeColormap {dataobj comp color} { set tag $dataobj-$comp if { ![info exist _style($tag)] } { error "no initial colormap" } array set style $_style($tag) set style(-color) $color set _style($tag) [array get style] SetColormap $dataobj $comp } # # SetColormap -- # itcl::body Rappture::VtkViewer::SetColormap { dataobj comp } { array set style { -color BCGYR -levels 6 -opacity 1.0 } if {[$dataobj type $comp] == "molecule"} { set style(-color) elementDefault } set tag $dataobj-$comp if { ![info exists _initialStyle($tag)] } { # Save the initial component style. set _initialStyle($tag) [$dataobj style $comp] } # Override defaults with initial style defined in xml. array set style $_initialStyle($tag) if { ![info exists _style($tag)] } { set _style($tag) [array get style] } # Override initial style with current style. array set style $_style($tag) if { $style(-color) == "elementDefault" } { set name "$style(-color)" } else { set name "$style(-color):$style(-levels):$style(-opacity)" } if { ![info exists _colormaps($name)] } { BuildColormap $name [array get style] set _colormaps($name) 1 } if { ![info exists _dataset2style($tag)] || $_dataset2style($tag) != $name } { set _dataset2style($tag) $name switch -- [$dataobj type $comp] { "polydata" { SendCmd "polydata colormap $name $tag" } "glyphs" { SendCmd "glyphs colormap $name $tag" } "molecule" { SendCmd "molecule colormap $name $tag" } } } } # # BuildColormap -- # itcl::body Rappture::VtkViewer::BuildColormap { name styles } { if { $name == "elementDefault" } { return } array set style $styles set cmap [ColorsToColormap $style(-color)] if { [llength $cmap] == 0 } { set cmap "0.0 0.0 0.0 0.0 1.0 1.0 1.0 1.0" } if { ![info exists _settings(polydata-opacity)] } { set _settings(polydata-opacity) $style(-opacity) } set max $_settings(polydata-opacity) set wmap "0.0 1.0 1.0 1.0" SendCmd "colormap add $name { $cmap } { $wmap }" } # ---------------------------------------------------------------------- # CONFIGURATION OPTION: -plotbackground # ---------------------------------------------------------------------- itcl::configbody Rappture::VtkViewer::plotbackground { if { [isconnected] } { foreach {r g b} [Color2RGB $itk_option(-plotbackground)] break SendCmd "screen bgcolor $r $g $b" } } # ---------------------------------------------------------------------- # CONFIGURATION OPTION: -plotforeground # ---------------------------------------------------------------------- itcl::configbody Rappture::VtkViewer::plotforeground { if { [isconnected] } { foreach {r g b} [Color2RGB $itk_option(-plotforeground)] break #fix this! #SendCmd "color background $r $g $b" } } itcl::body Rappture::VtkViewer::limits { dataobj } { foreach comp [$dataobj components] { set tag $dataobj-$comp if { ![info exists _limits($tag)] } { set data [$dataobj data $comp] if { $data == "" } { continue } set tmpfile file[pid].vtk set f [open "$tmpfile" "w"] fconfigure $f -translation binary -encoding binary puts $f $data close $f set reader [vtkDataSetReader $tag-xvtkDataSetReader] $reader SetFileName $tmpfile set debug 0 if {$debug} { # Only needed for debug output below $reader ReadAllNormalsOn $reader ReadAllTCoordsOn $reader ReadAllScalarsOn $reader ReadAllColorScalarsOn $reader ReadAllVectorsOn $reader ReadAllTensorsOn $reader ReadAllFieldsOn } $reader Update file delete $tmpfile set output [$reader GetOutput] set _limits($tag) [$output GetBounds] if {$debug} { puts stderr "\#scalars=[$reader GetNumberOfScalarsInFile]" puts stderr "\#vectors=[$reader GetNumberOfVectorsInFile]" puts stderr "\#tensors=[$reader GetNumberOfTensorsInFile]" puts stderr "\#normals=[$reader GetNumberOfNormalsInFile]" puts stderr "\#tcoords=[$reader GetNumberOfTCoordsInFile]" puts stderr "\#fielddata=[$reader GetNumberOfFieldDataInFile]" puts stderr "fielddataname=[$reader GetFieldDataNameInFile 0]" set pointData [$output GetPointData] if { $pointData != ""} { puts stderr "point \#arrays=[$pointData GetNumberOfArrays]" puts stderr "point \#components=[$pointData GetNumberOfComponents]" puts stderr "point \#tuples=[$pointData GetNumberOfTuples]" puts stderr "point scalars=[$pointData GetScalars]" puts stderr "point vectors=[$pointData GetVectors]" } set cellData [$output GetCellData] if { $cellData != ""} { puts stderr "cell \#arrays=[$cellData GetNumberOfArrays]" puts stderr "cell \#components=[$cellData GetNumberOfComponents]" puts stderr "cell \#tuples=[$cellData GetNumberOfTuples]" puts stderr "cell scalars=[$cellData GetScalars]" puts stderr "cell vectors=[$cellData GetVectors]" } set fieldData [$output GetFieldData] if { $fieldData != ""} { puts stderr "field \#arrays=[$fieldData GetNumberOfArrays]" puts stderr "field \#components=[$fieldData GetNumberOfComponents]" puts stderr "field \#tuples=[$fieldData GetNumberOfTuples]" } } rename $output "" rename $reader "" } foreach { xMin xMax yMin yMax zMin zMax} $_limits($tag) break if {![info exists limits(xmin)] || $limits(xmin) > $xMin} { set limits(xmin) $xMin } if {![info exists limits(xmax)] || $limits(xmax) < $xMax} { set limits(xmax) $xMax } if {![info exists limits(ymin)] || $limits(ymin) > $yMin} { set limits(ymin) $xMin } if {![info exists limits(ymax)] || $limits(ymax) < $yMax} { set limits(ymax) $yMax } if {![info exists limits(zmin)] || $limits(zmin) > $zMin} { set limits(zmin) $zMin } if {![info exists limits(zmax)] || $limits(zmax) < $zMax} { set limits(zmax) $zMax } } return [array get limits] } itcl::body Rappture::VtkViewer::BuildPolydataTab {} { set fg [option get $itk_component(hull) font Font] #set bfg [option get $itk_component(hull) boldFont Font] set inner [$itk_component(main) insert end \ -title "Mesh Settings" \ -icon [Rappture::icon mesh]] $inner configure -borderwidth 4 checkbutton $inner.mesh \ -text "Show Mesh" \ -variable [itcl::scope _settings(polydata-visible)] \ -command [itcl::code $this AdjustSetting polydata-visible] \ -font "Arial 9" -anchor w checkbutton $inner.wireframe \ -text "Show Wireframe" \ -variable [itcl::scope _settings(polydata-wireframe)] \ -command [itcl::code $this AdjustSetting polydata-wireframe] \ -font "Arial 9" -anchor w checkbutton $inner.lighting \ -text "Enable Lighting" \ -variable [itcl::scope _settings(polydata-lighting)] \ -command [itcl::code $this AdjustSetting polydata-lighting] \ -font "Arial 9" -anchor w checkbutton $inner.edges \ -text "Show Edges" \ -variable [itcl::scope _settings(polydata-edges)] \ -command [itcl::code $this AdjustSetting polydata-edges] \ -font "Arial 9" -anchor w label $inner.palette_l -text "Palette" -font "Arial 9" -anchor w itk_component add meshpalette { Rappture::Combobox $inner.palette -width 10 -editable no } $inner.palette choices insert end \ "BCGYR" "BCGYR" \ "BGYOR" "BGYOR" \ "blue" "blue" \ "blue-to-brown" "blue-to-brown" \ "blue-to-orange" "blue-to-orange" \ "blue-to-grey" "blue-to-grey" \ "green-to-magenta" "green-to-magenta" \ "greyscale" "greyscale" \ "nanohub" "nanohub" \ "rainbow" "rainbow" \ "spectral" "spectral" \ "ROYGB" "ROYGB" \ "RYGCB" "RYGCB" \ "brown-to-blue" "brown-to-blue" \ "grey-to-blue" "grey-to-blue" \ "orange-to-blue" "orange-to-blue" $itk_component(meshpalette) value "BCGYR" bind $inner.palette <> \ [itcl::code $this AdjustSetting polydata-palette] label $inner.opacity_l -text "Opacity" -font "Arial 9" -anchor w ::scale $inner.opacity -from 0 -to 100 -orient horizontal \ -variable [itcl::scope _settings(polydata-opacity)] \ -width 10 \ -showvalue off \ -command [itcl::code $this AdjustSetting polydata-opacity] $inner.opacity set $_settings(polydata-opacity) blt::table $inner \ 0,0 $inner.mesh -cspan 2 -anchor w -pady 2 \ 1,0 $inner.wireframe -cspan 2 -anchor w -pady 2 \ 2,0 $inner.lighting -cspan 2 -anchor w -pady 2 \ 3,0 $inner.edges -cspan 2 -anchor w -pady 2 \ 4,0 $inner.opacity_l -anchor w -pady 2 \ 4,1 $inner.opacity -fill x -pady 2 \ 5,0 $inner.palette_l -anchor w -pady 2 \ 5,1 $inner.palette -fill x -pady 2 blt::table configure $inner r* c* -resize none blt::table configure $inner r7 c1 -resize expand } itcl::body Rappture::VtkViewer::BuildAxisTab {} { set fg [option get $itk_component(hull) font Font] #set bfg [option get $itk_component(hull) boldFont Font] set inner [$itk_component(main) insert end \ -title "Axis Settings" \ -icon [Rappture::icon axis1]] $inner configure -borderwidth 4 checkbutton $inner.visible \ -text "Show Axes" \ -variable [itcl::scope _axis(visible)] \ -command [itcl::code $this AdjustSetting axis-visible] \ -font "Arial 9" checkbutton $inner.labels \ -text "Show Axis Labels" \ -variable [itcl::scope _axis(labels)] \ -command [itcl::code $this AdjustSetting axis-labels] \ -font "Arial 9" checkbutton $inner.gridx \ -text "Show X Grid" \ -variable [itcl::scope _axis(xgrid)] \ -command [itcl::code $this AdjustSetting axis-xgrid] \ -font "Arial 9" checkbutton $inner.gridy \ -text "Show Y Grid" \ -variable [itcl::scope _axis(ygrid)] \ -command [itcl::code $this AdjustSetting axis-ygrid] \ -font "Arial 9" checkbutton $inner.gridz \ -text "Show Z Grid" \ -variable [itcl::scope _axis(zgrid)] \ -command [itcl::code $this AdjustSetting axis-zgrid] \ -font "Arial 9" label $inner.mode_l -text "Mode" -font "Arial 9" itk_component add axismode { Rappture::Combobox $inner.mode -width 10 -editable no } $inner.mode choices insert end \ "static_triad" "static" \ "closest_triad" "closest" \ "furthest_triad" "furthest" \ "outer_edges" "outer" $itk_component(axismode) value "static" bind $inner.mode <> [itcl::code $this AdjustSetting axis-mode] blt::table $inner \ 0,0 $inner.visible -anchor w -cspan 2 \ 1,0 $inner.labels -anchor w -cspan 2 \ 2,0 $inner.gridx -anchor w -cspan 2 \ 3,0 $inner.gridy -anchor w -cspan 2 \ 4,0 $inner.gridz -anchor w -cspan 2 \ 5,0 $inner.mode_l -anchor w -cspan 2 -padx { 2 0 } \ 6,0 $inner.mode -fill x -cspan 2 blt::table configure $inner r* c* -resize none blt::table configure $inner r7 c1 -resize expand } itcl::body Rappture::VtkViewer::BuildCameraTab {} { set inner [$itk_component(main) insert end \ -title "Camera Settings" \ -icon [Rappture::icon camera]] $inner configure -borderwidth 4 label $inner.view_l -text "view" -font "Arial 9" set f [frame $inner.view] foreach side { front back left right top bottom } { button $f.$side -image [Rappture::icon view$side] \ -command [itcl::code $this SetOrientation $side] Rappture::Tooltip::for $f.$side "Change the view to $side" pack $f.$side -side left } blt::table $inner \ 0,0 $inner.view_l -anchor e -pady 2 \ 0,1 $inner.view -anchor w -pady 2 set labels { qx qy qz qw xpan ypan zoom } set row 1 foreach tag $labels { label $inner.${tag}label -text $tag -font "Arial 9" entry $inner.${tag} -font "Arial 9" -bg white \ -textvariable [itcl::scope _view($tag)] bind $inner.${tag} \ [itcl::code $this camera set ${tag}] blt::table $inner \ $row,0 $inner.${tag}label -anchor e -pady 2 \ $row,1 $inner.${tag} -anchor w -pady 2 blt::table configure $inner r$row -resize none incr row } checkbutton $inner.ortho \ -text "Orthographic Projection" \ -variable [itcl::scope _view(ortho)] \ -command [itcl::code $this camera set ortho] \ -font "Arial 9" blt::table $inner \ $row,0 $inner.ortho -cspan 2 -anchor w -pady 2 blt::table configure $inner r$row -resize none incr row blt::table configure $inner c* r* -resize none blt::table configure $inner c2 -resize expand blt::table configure $inner r$row -resize expand } itcl::body Rappture::VtkViewer::BuildCutawayTab {} { set fg [option get $itk_component(hull) font Font] set inner [$itk_component(main) insert end \ -title "Cutaway Along Axis" \ -icon [Rappture::icon cutbutton]] $inner configure -borderwidth 4 # X-value slicer... itk_component add xCutButton { Rappture::PushButton $inner.xbutton \ -onimage [Rappture::icon x-cutplane] \ -offimage [Rappture::icon x-cutplane] \ -command [itcl::code $this AdjustSetting axis-xcutaway] \ -variable [itcl::scope _axis(xcutaway)] } Rappture::Tooltip::for $itk_component(xCutButton) \ "Toggle the X-axis cutaway on/off" itk_component add xCutScale { ::scale $inner.xval -from 100 -to 0 \ -width 10 -orient vertical -showvalue yes \ -borderwidth 1 -highlightthickness 0 \ -command [itcl::code $this Slice move x] \ -variable [itcl::scope _axis(xposition)] } { usual ignore -borderwidth -highlightthickness } # Set the default cutaway value before disabling the scale. $itk_component(xCutScale) set 100 $itk_component(xCutScale) configure -state disabled Rappture::Tooltip::for $itk_component(xCutScale) \ "@[itcl::code $this Slice tooltip x]" itk_component add xDirButton { Rappture::PushButton $inner.xdir \ -onimage [Rappture::icon arrow-down] \ -onvalue -1 \ -offimage [Rappture::icon arrow-up] \ -offvalue 1 \ -command [itcl::code $this AdjustSetting axis-xdirection] \ -variable [itcl::scope _axis(xdirection)] } set _axis(xdirection) -1 Rappture::Tooltip::for $itk_component(xDirButton) \ "Toggle the direction of the X-axis cutaway" # Y-value slicer... itk_component add yCutButton { Rappture::PushButton $inner.ybutton \ -onimage [Rappture::icon y-cutplane] \ -offimage [Rappture::icon y-cutplane] \ -command [itcl::code $this AdjustSetting axis-ycutaway] \ -variable [itcl::scope _axis(ycutaway)] } Rappture::Tooltip::for $itk_component(yCutButton) \ "Toggle the Y-axis cutaway on/off" itk_component add yCutScale { ::scale $inner.yval -from 100 -to 0 \ -width 10 -orient vertical -showvalue yes \ -borderwidth 1 -highlightthickness 0 \ -command [itcl::code $this Slice move y] \ -variable [itcl::scope _axis(yposition)] } { usual ignore -borderwidth -highlightthickness } Rappture::Tooltip::for $itk_component(yCutScale) \ "@[itcl::code $this Slice tooltip y]" # Set the default cutaway value before disabling the scale. $itk_component(yCutScale) set 100 $itk_component(yCutScale) configure -state disabled itk_component add yDirButton { Rappture::PushButton $inner.ydir \ -onimage [Rappture::icon arrow-down] \ -onvalue -1 \ -offimage [Rappture::icon arrow-up] \ -offvalue 1 \ -command [itcl::code $this AdjustSetting axis-ydirection] \ -variable [itcl::scope _axis(ydirection)] } Rappture::Tooltip::for $itk_component(yDirButton) \ "Toggle the direction of the Y-axis cutaway" set _axis(ydirection) -1 # Z-value slicer... itk_component add zCutButton { Rappture::PushButton $inner.zbutton \ -onimage [Rappture::icon z-cutplane] \ -offimage [Rappture::icon z-cutplane] \ -command [itcl::code $this AdjustSetting axis-zcutaway] \ -variable [itcl::scope _axis(zcutaway)] } Rappture::Tooltip::for $itk_component(zCutButton) \ "Toggle the Z-axis cutaway on/off" itk_component add zCutScale { ::scale $inner.zval -from 100 -to 0 \ -width 10 -orient vertical -showvalue yes \ -borderwidth 1 -highlightthickness 0 \ -command [itcl::code $this Slice move z] \ -variable [itcl::scope _axis(zposition)] } { usual ignore -borderwidth -highlightthickness } $itk_component(zCutScale) set 100 $itk_component(zCutScale) configure -state disabled #$itk_component(zCutScale) configure -state disabled Rappture::Tooltip::for $itk_component(zCutScale) \ "@[itcl::code $this Slice tooltip z]" itk_component add zDirButton { Rappture::PushButton $inner.zdir \ -onimage [Rappture::icon arrow-down] \ -onvalue -1 \ -offimage [Rappture::icon arrow-up] \ -offvalue 1 \ -command [itcl::code $this AdjustSetting axis-zdirection] \ -variable [itcl::scope _axis(zdirection)] } set _axis(zdirection) -1 Rappture::Tooltip::for $itk_component(zDirButton) \ "Toggle the direction of the Z-axis cutaway" blt::table $inner \ 0,0 $itk_component(xCutButton) -anchor e -padx 2 -pady 2 \ 1,0 $itk_component(xCutScale) -fill y \ 0,1 $itk_component(yCutButton) -anchor e -padx 2 -pady 2 \ 1,1 $itk_component(yCutScale) -fill y \ 0,2 $itk_component(zCutButton) -anchor e -padx 2 -pady 2 \ 1,2 $itk_component(zCutScale) -fill y \ blt::table configure $inner r* c* -resize none blt::table configure $inner r1 c3 -resize expand } itcl::body Rappture::VtkViewer::BuildMoleculeTab {} { set fg [option get $itk_component(hull) font Font] set inner [$itk_component(main) insert end \ -title "Molecule Settings" \ -icon [Rappture::icon molecule]] $inner configure -borderwidth 4 checkbutton $inner.molecule \ -text "Show Molecule" \ -variable [itcl::scope _settings(molecule-visible)] \ -command [itcl::code $this AdjustSetting molecule-visible] \ -font "Arial 9" checkbutton $inner.label \ -text "Show Atom Labels" \ -variable [itcl::scope _settings(molecule-labels)] \ -command [itcl::code $this AdjustSetting molecule-labels] \ -font "Arial 9" checkbutton $inner.wireframe \ -text "Show Wireframe" \ -variable [itcl::scope _settings(molecule-wireframe)] \ -command [itcl::code $this AdjustSetting molecule-wireframe] \ -font "Arial 9" checkbutton $inner.lighting \ -text "Enable Lighting" \ -variable [itcl::scope _settings(molecule-lighting)] \ -command [itcl::code $this AdjustSetting molecule-lighting] \ -font "Arial 9" checkbutton $inner.edges \ -text "Show Edges" \ -variable [itcl::scope _settings(molecule-edges)] \ -command [itcl::code $this AdjustSetting molecule-edges] \ -font "Arial 9" label $inner.rep_l -text "Molecule Representation" \ -font "Arial 9" itk_component add representation { Rappture::Combobox $inner.rep -width 20 -editable no } $inner.rep choices insert end \ "ballandstick" "Ball and Stick" \ "spheres" "Spheres" \ "sticks" "Sticks" \ "rods" "Rods" \ "wireframe" "Wireframe" \ "spacefilling" "Space Filling" bind $inner.rep <> \ [itcl::code $this AdjustSetting molecule-representation] $inner.rep value "Ball and Stick" label $inner.rscale_l -text "Atom Radii" \ -font "Arial 9" itk_component add rscale { Rappture::Combobox $inner.rscale -width 20 -editable no } $inner.rscale choices insert end \ "atomic" "Atomic" \ "covalent" "Covalent" \ "van_der_waals" "VDW" \ "none" "Constant" bind $inner.rscale <> \ [itcl::code $this AdjustSetting molecule-rscale] $inner.rscale value "Covalent" label $inner.palette_l -text "Palette" -font "Arial 9" itk_component add moleculepalette { Rappture::Combobox $inner.palette -width 10 -editable no } $inner.palette choices insert end \ "elementDefault" "elementDefault" \ "BCGYR" "BCGYR" \ "BGYOR" "BGYOR" \ "blue" "blue" \ "blue-to-brown" "blue-to-brown" \ "blue-to-orange" "blue-to-orange" \ "blue-to-grey" "blue-to-grey" \ "green-to-magenta" "green-to-magenta" \ "greyscale" "greyscale" \ "nanohub" "nanohub" \ "rainbow" "rainbow" \ "spectral" "spectral" \ "ROYGB" "ROYGB" \ "RYGCB" "RYGCB" \ "brown-to-blue" "brown-to-blue" \ "grey-to-blue" "grey-to-blue" \ "orange-to-blue" "orange-to-blue" $itk_component(moleculepalette) value "elementDefault" bind $inner.palette <> \ [itcl::code $this AdjustSetting molecule-palette] checkbutton $inner.labels -text "Show labels on atoms" \ -command [itcl::code $this labels update] \ -variable [itcl::scope _settings(molecule-labels)] \ -font "Arial 9" Rappture::Tooltip::for $inner.labels \ "Display atom symbol and serial number." checkbutton $inner.rock -text "Rock molecule back and forth" \ -variable [itcl::scope _settings(molecule-rock)] \ -font "Arial 9" Rappture::Tooltip::for $inner.rock \ "Rotate the object back and forth around the y-axis." checkbutton $inner.cell -text "Parallelepiped" \ -font "Arial 9" $inner.cell select label $inner.atomscale_l -text "Atom Scale" -font "Arial 9" ::scale $inner.atomscale -width 15 -font "Arial 7" \ -from 0.025 -to 2.0 -resolution 0.025 -label "" \ -showvalue true -orient horizontal \ -command [itcl::code $this EventuallySetAtomScale] \ -variable [itcl::scope _settings(molecule-atomscale)] $inner.atomscale set $_settings(molecule-atomscale) Rappture::Tooltip::for $inner.atomscale \ "Adjust relative scale of atoms (spheres or balls)." label $inner.bondscale_l -text "Bond Scale" -font "Arial 9" ::scale $inner.bondscale -width 15 -font "Arial 7" \ -from 0.005 -to 0.3 -resolution 0.005 -label "" \ -showvalue true -orient horizontal \ -command [itcl::code $this EventuallySetBondScale] \ -variable [itcl::scope _settings(molecule-bondscale)] Rappture::Tooltip::for $inner.bondscale \ "Adjust scale of bonds (sticks)." $inner.bondscale set $_settings(molecule-bondscale) label $inner.opacity_l -text "Opacity" -font "Arial 9" ::scale $inner.opacity -from 0 -to 100 -orient horizontal \ -variable [itcl::scope _settings(molecule-opacity)] \ -width 15 -font "Arial 7" \ -showvalue on \ -command [itcl::code $this EventuallySetMoleculeOpacity] label $inner.quality_l -text "Quality" -font "Arial 9" ::scale $inner.quality -width 15 -font "Arial 7" \ -from 0.0 -to 10.0 -resolution 0.1 -label "" \ -showvalue true -orient horizontal \ -command [itcl::code $this EventuallySetMoleculeQuality] \ -variable [itcl::scope _settings(molecule-quality)] Rappture::Tooltip::for $inner.quality \ "Adjust tesselation quality" $inner.quality set $_settings(molecule-quality) blt::table $inner \ 0,0 $inner.molecule -anchor w -pady {1 0} \ 1,0 $inner.label -anchor w -pady {1 0} \ 2,0 $inner.edges -anchor w -pady {1 0} \ 3,0 $inner.rep_l -anchor w -pady { 2 0 } \ 4,0 $inner.rep -fill x -pady 2 \ 5,0 $inner.rscale_l -anchor w -pady { 2 0 } \ 6,0 $inner.rscale -fill x -pady 2 \ 7,0 $inner.palette_l -anchor w -pady 0 \ 8,0 $inner.palette -fill x -padx 2 \ 9,0 $inner.atomscale_l -anchor w -pady {3 0} \ 10,0 $inner.atomscale -fill x -padx 2 \ 11,0 $inner.bondscale_l -anchor w -pady {3 0} \ 12,0 $inner.bondscale -fill x -padx 2 \ 13,0 $inner.opacity_l -anchor w -pady {3 0} \ 14,0 $inner.opacity -fill x -padx 2 \ 15,0 $inner.quality_l -anchor w -pady {3 0} \ 16,0 $inner.quality -fill x -padx 2 blt::table configure $inner r* -resize none blt::table configure $inner r17 -resize expand } # # camera -- # itcl::body Rappture::VtkViewer::camera {option args} { switch -- $option { "show" { puts [array get _view] } "set" { set who [lindex $args 0] set x $_view($who) set code [catch { string is double $x } result] if { $code != 0 || !$result } { return } switch -- $who { "ortho" { if {$_view(ortho)} { SendCmd "camera mode ortho" } else { SendCmd "camera mode persp" } } "xpan" - "ypan" { PanCamera } "qx" - "qy" - "qz" - "qw" { set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] $_arcball quaternion $q EventuallyRotate $q } "zoom" { SendCmd "camera zoom $_view(zoom)" } } } } } itcl::body Rappture::VtkViewer::GetVtkData { args } { set bytes "" foreach dataobj [get] { foreach comp [$dataobj components] { set tag $dataobj-$comp set contents [$dataobj data $comp] append bytes "$contents\n" } } return [list .vtk $bytes] } itcl::body Rappture::VtkViewer::GetImage { args } { if { [image width $_image(download)] > 0 && [image height $_image(download)] > 0 } { set bytes [$_image(download) data -format "jpeg -quality 100"] set bytes [Rappture::encoding::decode -as b64 $bytes] return [list .jpg $bytes] } return "" } itcl::body Rappture::VtkViewer::BuildDownloadPopup { popup command } { Rappture::Balloon $popup \ -title "[Rappture::filexfer::label downloadWord] as..." set inner [$popup component inner] label $inner.summary -text "" -anchor w radiobutton $inner.vtk_button -text "VTK data file" \ -variable [itcl::scope _downloadPopup(format)] \ -font "Helvetica 9 " \ -value vtk Rappture::Tooltip::for $inner.vtk_button "Save as VTK data file." radiobutton $inner.image_button -text "Image File" \ -variable [itcl::scope _downloadPopup(format)] \ -value image Rappture::Tooltip::for $inner.image_button \ "Save as digital image." button $inner.ok -text "Save" \ -highlightthickness 0 -pady 2 -padx 3 \ -command $command \ -compound left \ -image [Rappture::icon download] button $inner.cancel -text "Cancel" \ -highlightthickness 0 -pady 2 -padx 3 \ -command [list $popup deactivate] \ -compound left \ -image [Rappture::icon cancel] blt::table $inner \ 0,0 $inner.summary -cspan 2 \ 1,0 $inner.vtk_button -anchor w -cspan 2 -padx { 4 0 } \ 2,0 $inner.image_button -anchor w -cspan 2 -padx { 4 0 } \ 4,1 $inner.cancel -width .9i -fill y \ 4,0 $inner.ok -padx 2 -width .9i -fill y blt::table configure $inner r3 -height 4 blt::table configure $inner r4 -pady 4 raise $inner.image_button $inner.vtk_button invoke return $inner } itcl::body Rappture::VtkViewer::SetObjectStyle { dataobj comp } { # Parse style string. set tag $dataobj-$comp set type [$dataobj type $comp] set style [$dataobj style $comp] if { $dataobj != $_first } { set settings(-wireframe) 1 } switch -- $type { "glyphs" { array set settings { -color \#FFFFFF -gscale 1 -edges 0 -edgecolor black -linewidth 1.0 -opacity 1.0 -wireframe 0 -lighting 1 -visible 1 } set shape [$dataobj shape $comp] array set settings $style SendCmd "glyphs add $shape $tag" SendCmd "glyphs normscale 0 $tag" SendCmd "glyphs gscale $settings(-gscale) $tag" SendCmd "glyphs wireframe $settings(-wireframe) $tag" SendCmd "glyphs color [Color2RGB $settings(-color)] $tag" #SendCmd "glyphs colormode constant {} $tag" SendCmd "glyphs gorient 0 {} $tag" SendCmd "glyphs smode vcomp {} $tag" SendCmd "glyphs opacity $settings(-opacity) $tag" SendCmd "glyphs visible $settings(-visible) $tag" set _settings(glyphs-wireframe) $settings(-wireframe) } "molecule" { SendCmd "molecule add $tag" SendCmd "molecule ascale $_settings(molecule-atomscale) $tag" SendCmd "molecule bscale $_settings(molecule-bondscale) $tag" SendCmd "molecule bstyle $_settings(molecule-bondstyle) $tag" SendCmd "molecule atoms $_settings(molecule-atoms-visible) $tag" SendCmd "molecule bonds $_settings(molecule-bonds-visible) $tag" set _haveMolecules 1 } "polydata" { array set settings { -color \#FFFFFF -edges 1 -edgecolor black -linewidth 1.0 -opacity 1.0 -wireframe 0 -lighting 1 -visible 1 } array set settings $style SendCmd "polydata add $tag" SendCmd "polydata visible $settings(-visible) $tag" set _settings(polydata-visible) $settings(-visible) SendCmd "polydata edges $settings(-edges) $tag" set _settings(polydata-edges) $settings(-edges) SendCmd "polydata color [Color2RGB $settings(-color)] $tag" #SendCmd "polydata colormode constant {} $tag" SendCmd "polydata lighting $settings(-lighting) $tag" set _settings(polydata-lighting) $settings(-lighting) SendCmd "polydata linecolor [Color2RGB $settings(-edgecolor)] $tag" SendCmd "polydata linewidth $settings(-linewidth) $tag" SendCmd "polydata opacity $settings(-opacity) $tag" set _settings(polydata-opacity) [expr 100.0 * $settings(-opacity)] SendCmd "polydata wireframe $settings(-wireframe) $tag" set _settings(polydata-wireframe) $settings(-wireframe) set havePolyData 1 } } SetColormap $dataobj $comp } itcl::body Rappture::VtkViewer::IsValidObject { dataobj } { if {[catch {$dataobj isa Rappture::Drawing} valid] != 0 || !$valid} { return 0 } return 1 } # ---------------------------------------------------------------------- # USAGE: ReceiveLegend <vmin> <vmax> <size> # # Invoked automatically whenever the "legend" command comes in from # the rendering server. Indicates that binary image data with the # specified <size> will follow. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::ReceiveLegend { colormap title vmin vmax size } { set _limits(vmin) $vmin set _limits(vmax) $vmax set _title $title if { [IsConnected] } { set bytes [ReceiveBytes $size] if { ![info exists _image(legend)] } { set _image(legend) [image create photo] } $_image(legend) configure -data $bytes DrawLegend } } # # DrawLegend -- # # Draws the legend in it's own canvas which resides to the right # of the contour plot area. # itcl::body Rappture::VtkViewer::DrawLegend {} { set c $itk_component(view) set w [winfo width $c] set h [winfo height $c] set font "Arial 8" set lineht [font metrics $font -linespace] if { $_settings(legend) } { set x [expr $w - 2] if { [$c find withtag "legend"] == "" } { $c create image $x [expr {$lineht+2}] \ -anchor ne \ -image $_image(legend) -tags "colormap legend" $c create text $x 2 \ -anchor ne \ -fill $itk_option(-plotforeground) -tags "vmax legend" \ -font $font $c create text $x [expr {$h-2}] \ -anchor se \ -fill $itk_option(-plotforeground) -tags "vmin legend" \ -font $font #$c bind colormap <Enter> [itcl::code $this EnterLegend %x %y] $c bind colormap <Leave> [itcl::code $this LeaveLegend] $c bind colormap <Motion> [itcl::code $this MotionLegend %x %y] } # Reset the item coordinates according the current size of the plot. $c coords colormap $x [expr {$lineht+2}] if { $_limits(vmin) != "" } { $c itemconfigure vmin -text [format %g $_limits(vmin)] } if { $_limits(vmax) != "" } { $c itemconfigure vmax -text [format %g $_limits(vmax)] } $c coords vmin $x [expr {$h-2}] $c coords vmax $x 2 } } # # EnterLegend -- # itcl::body Rappture::VtkViewer::EnterLegend { x y } { SetLegendTip $x $y } # # MotionLegend -- # itcl::body Rappture::VtkViewer::MotionLegend { x y } { Rappture::Tooltip::tooltip cancel set c $itk_component(view) SetLegendTip $x $y } # # LeaveLegend -- # itcl::body Rappture::VtkViewer::LeaveLegend { } { Rappture::Tooltip::tooltip cancel .rappturetooltip configure -icon "" } # # SetLegendTip -- # itcl::body Rappture::VtkViewer::SetLegendTip { x y } { set c $itk_component(view) set w [winfo width $c] set h [winfo height $c] set font "Arial 8" set lineht [font metrics $font -linespace] set imgHeight [image height $_image(legend)] set coords [$c coords colormap] set imgX [expr $w - [image width $_image(legend)] - 2] set imgY [expr $y - $lineht - 2] # Make a swatch of the selected color if { [catch { $_image(legend) get 10 $imgY } pixel] != 0 } { return } if { ![info exists _image(swatch)] } { set _image(swatch) [image create photo -width 24 -height 24] } set color [eval format "\#%02x%02x%02x" $pixel] $_image(swatch) put black -to 0 0 23 23 $_image(swatch) put $color -to 1 1 22 22 .rappturetooltip configure -icon $_image(swatch) # Compute the value of the point set t [expr 1.0 - (double($imgY) / double($imgHeight-1))] set value [expr $t * ($_limits(vmax) - $_limits(vmin)) + $_limits(vmin)] set tipx [expr $x + 15] set tipy [expr $y - 5] Rappture::Tooltip::text $c "$_title $value" Rappture::Tooltip::tooltip show $c +$tipx,+$tipy } # ---------------------------------------------------------------------- # USAGE: Slice move x|y|z <newval> # # Called automatically when the user drags the slider to move the # cut plane that slices 3D data. Gets the current value from the # slider and moves the cut plane to the appropriate point in the # data set. # ---------------------------------------------------------------------- itcl::body Rappture::VtkViewer::Slice {option args} { switch -- $option { "move" { set axis [lindex $args 0] set oldval $_axis(${axis}position) set newval [lindex $args 1] if {[llength $args] != 2} { error "wrong # args: should be \"Slice move x|y|z newval\"" } set newpos [expr {0.01*$newval}] SendCmd "renderer clipplane $axis $newpos -1" } "tooltip" { set axis [lindex $args 0] set val [$itk_component(${axis}CutScale) get] return "Move the [string toupper $axis] cut plane.\nCurrently: $axis = $val%" } default { error "bad option \"$option\": should be axis, move, or tooltip" } } } itcl::body Rappture::VtkViewer::SetOrientation { side } { array set positions { front "1 0 0 0" back "0 0 1 0" left "0.707107 0 -0.707107 0" right "0.707107 0 0.707107 0" top "0.707107 -0.707107 0 0" bottom "0.707107 0.707107 0 0" } foreach name { qw qx qy qz } value $positions($side) { set _view($name) $value } set q [list $_view(qw) $_view(qx) $_view(qy) $_view(qz)] $_arcball quaternion $q SendCmd "camera orient $q" SendCmd "camera reset" set _view(xpan) 0 set _view(ypan) 0 set _view(zoom) 1.0 } itcl::body Rappture::VtkViewer::SetOpacity { dataset } { foreach {dataobj comp} [split $dataset -] break set type [$dataobj type $comp] set val $_settings($type-opacity) set sval [expr { 0.01 * double($val) }] if { !$_obj2ovride($dataobj-raise) } { # This is wrong. Need to figure out why raise isn't set with 1 #set sval [expr $sval * .6] } SendCmd "$type opacity $sval $dataset" }