1 | # -*- mode: tcl; indent-tabs-mode: nil -*- |
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2 | # ---------------------------------------------------------------------- |
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3 | # COMPONENT: nanovisviewer - 3D volume rendering |
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4 | # |
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5 | # This widget performs volume rendering on 3D scalar/vector datasets. |
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6 | # It connects to the Nanovis server running on a rendering farm, |
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7 | # transmits data, and displays the results. |
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8 | # ====================================================================== |
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9 | # AUTHOR: Michael McLennan, Purdue University |
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10 | # Copyright (c) 2004-2012 HUBzero Foundation, LLC |
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11 | # |
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12 | # See the file "license.terms" for information on usage and |
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13 | # redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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14 | # ====================================================================== |
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15 | package require Itk |
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16 | package require BLT |
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17 | package require Img |
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18 | |
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19 | option add *NanovisViewer.width 4i widgetDefault |
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20 | option add *NanovisViewer*cursor crosshair widgetDefault |
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21 | option add *NanovisViewer.height 4i widgetDefault |
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22 | option add *NanovisViewer.foreground black widgetDefault |
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23 | option add *NanovisViewer.controlBackground gray widgetDefault |
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24 | option add *NanovisViewer.controlDarkBackground #999999 widgetDefault |
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25 | option add *NanovisViewer.plotBackground black widgetDefault |
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26 | option add *NanovisViewer.plotForeground white widgetDefault |
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27 | option add *NanovisViewer.plotOutline gray widgetDefault |
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28 | option add *NanovisViewer.font \ |
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29 | -*-helvetica-medium-r-normal-*-12-* widgetDefault |
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30 | |
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31 | # must use this name -- plugs into Rappture::resources::load |
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32 | proc NanovisViewer_init_resources {} { |
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33 | Rappture::resources::register \ |
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34 | nanovis_server Rappture::NanovisViewer::SetServerList |
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35 | } |
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36 | |
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37 | itcl::class Rappture::NanovisViewer { |
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38 | inherit Rappture::VisViewer |
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39 | |
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40 | itk_option define -plotforeground plotForeground Foreground "" |
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41 | itk_option define -plotbackground plotBackground Background "" |
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42 | itk_option define -plotoutline plotOutline PlotOutline "" |
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43 | |
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44 | constructor { hostlist args } { |
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45 | Rappture::VisViewer::constructor $hostlist |
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46 | } { |
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47 | # defined below |
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48 | } |
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49 | destructor { |
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50 | # defined below |
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51 | } |
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52 | public proc SetServerList { namelist } { |
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53 | Rappture::VisViewer::SetServerList "nanovis" $namelist |
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54 | } |
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55 | public method add {dataobj {settings ""}} |
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56 | public method camera {option args} |
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57 | public method delete {args} |
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58 | public method disconnect {} |
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59 | public method download {option args} |
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60 | public method get {args} |
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61 | public method isconnected {} |
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62 | public method parameters {title args} { |
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63 | # do nothing |
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64 | } |
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65 | public method scale {args} |
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66 | public method updateTransferFunctions {} |
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67 | |
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68 | # The following methods are only used by this class. |
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69 | private method AddNewMarker { x y } |
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70 | private method AdjustSetting {what {value ""}} |
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71 | private method BuildCameraTab {} |
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72 | private method BuildCutplanesTab {} |
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73 | private method BuildDownloadPopup { widget command } |
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74 | private method BuildViewTab {} |
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75 | private method BuildVolumeComponents {} |
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76 | private method BuildVolumeTab {} |
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77 | private method ComputeAlphamap { cname } |
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78 | private method ComputeTransferFunction { cname } |
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79 | private method Connect {} |
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80 | private method CurrentDatasets {{what -all}} |
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81 | private method Disconnect {} |
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82 | private method DoResize {} |
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83 | private method DrawLegend { cname } |
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84 | private method EventuallyRedrawLegend { } |
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85 | private method EventuallyResize { w h } |
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86 | private method FixLegend {} |
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87 | private method GetColormap { cname color } |
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88 | private method GetDatasetsWithComponent { cname } |
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89 | private method GetImage { args } |
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90 | private method GetVtkData { args } |
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91 | private method HideAllMarkers {} |
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92 | private method InitComponentSettings { cname } |
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93 | private method InitSettings { args } |
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94 | private method NameTransferFunction { dataobj comp } |
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95 | private method Pan {option x y} |
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96 | private method PanCamera {} |
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97 | private method ParseLevelsOption { cname levels } |
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98 | private method ParseMarkersOption { cname markers } |
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99 | private method QuaternionToView { q } { |
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100 | foreach { _view(-qw) _view(-qx) _view(-qy) _view(-qz) } $q break |
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101 | } |
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102 | private method Rebuild {} |
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103 | private method ReceiveData { args } |
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104 | private method ReceiveImage { args } |
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105 | private method ReceiveLegend { tf vmin vmax size } |
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106 | private method RemoveMarker { x y } |
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107 | private method ResetColormap { cname color } |
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108 | private method Rotate {option x y} |
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109 | private method SendTransferFunctions {} |
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110 | private method SetObjectStyle { dataobj cname } |
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111 | private method SetOrientation { side } |
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112 | private method Slice {option args} |
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113 | private method SlicerTip {axis} |
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114 | private method SwitchComponent { cname } |
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115 | private method ViewToQuaternion {} { |
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116 | return [list $_view(-qw) $_view(-qx) $_view(-qy) $_view(-qz)] |
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117 | } |
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118 | private method Zoom {option} |
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119 | |
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120 | private variable _arcball "" |
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121 | private variable _dlist "" ;# list of data objects |
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122 | private variable _obj2ovride ;# maps dataobj => style override |
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123 | private variable _serverDatasets ;# contains all the dataobj-component |
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124 | ;# to volumes in the server |
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125 | private variable _recvdDatasets ;# list of data objs to send to server |
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126 | |
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127 | private variable _reset 1 ;# Connection to server has been reset. |
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128 | private variable _click ;# Info used for rotate operations. |
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129 | private variable _limits ;# Autoscale min/max for all axes |
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130 | private variable _view ;# View params for 3D view |
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131 | private variable _parsedFunction |
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132 | private variable _transferFunctionEditors |
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133 | private variable _settings |
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134 | private variable _first "" ;# This is the topmost volume. |
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135 | private variable _current "" ;# Currently selected component |
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136 | private variable _volcomponents ;# Maps component name to list of |
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137 | ;# dataobj-component tags |
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138 | private variable _componentsList ;# List of components found |
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139 | private variable _cname2transferFunction |
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140 | private variable _cname2defaultcolormap |
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141 | private variable _width 0 |
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142 | private variable _height 0 |
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143 | private variable _resizePending 0 |
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144 | private variable _resizeLegendPending 0 |
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145 | |
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146 | private common _downloadPopup ;# download options from popup |
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147 | private common _hardcopy |
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148 | } |
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149 | |
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150 | itk::usual NanovisViewer { |
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151 | keep -background -foreground -cursor -font |
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152 | keep -plotbackground -plotforeground |
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153 | } |
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154 | |
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155 | # ---------------------------------------------------------------------- |
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156 | # CONSTRUCTOR |
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157 | # ---------------------------------------------------------------------- |
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158 | itcl::body Rappture::NanovisViewer::constructor {hostlist args} { |
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159 | set _serverType "nanovis" |
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160 | |
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161 | # Draw legend event |
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162 | $_dispatcher register !legend |
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163 | $_dispatcher dispatch $this !legend "[itcl::code $this FixLegend]; list" |
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164 | |
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165 | # Send transfer functions event |
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166 | $_dispatcher register !send_transfunc |
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167 | $_dispatcher dispatch $this !send_transfunc \ |
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168 | "[itcl::code $this SendTransferFunctions]; list" |
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169 | |
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170 | # Rebuild event |
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171 | $_dispatcher register !rebuild |
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172 | $_dispatcher dispatch $this !rebuild "[itcl::code $this Rebuild]; list" |
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173 | |
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174 | # Resize event |
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175 | $_dispatcher register !resize |
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176 | $_dispatcher dispatch $this !resize "[itcl::code $this DoResize]; list" |
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177 | |
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178 | # |
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179 | # Populate parser with commands handle incoming requests |
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180 | # |
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181 | $_parser alias image [itcl::code $this ReceiveImage] |
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182 | $_parser alias legend [itcl::code $this ReceiveLegend] |
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183 | $_parser alias data [itcl::code $this ReceiveData] |
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184 | |
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185 | # Initialize the view to some default parameters. |
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186 | array set _view { |
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187 | -qw 0.853553 |
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188 | -qx -0.353553 |
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189 | -qy 0.353553 |
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190 | -qz 0.146447 |
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191 | -xpan 0 |
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192 | -ypan 0 |
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193 | -zoom 1.0 |
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194 | } |
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195 | set _arcball [blt::arcball create 100 100] |
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196 | $_arcball quaternion [ViewToQuaternion] |
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197 | |
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198 | set _limits(v) [list 0.0 1.0] |
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199 | set _reset 1 |
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200 | |
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201 | array set _settings [subst { |
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202 | -ambient 60 |
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203 | -axesvisible 1 |
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204 | -background black |
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205 | -colormap "default" |
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206 | -cutplanesvisible 0 |
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207 | -diffuse 40 |
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208 | -gridvisible 0 |
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209 | -isosurfaceshading 0 |
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210 | -legendvisible 1 |
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211 | -light2side 1 |
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212 | -opacity 50 |
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213 | -outlinevisible 0 |
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214 | -qw $_view(-qw) |
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215 | -qx $_view(-qx) |
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216 | -qy $_view(-qy) |
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217 | -qz $_view(-qz) |
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218 | -specularexponent 90 |
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219 | -specularlevel 30 |
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220 | -thickness 350 |
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221 | -volume 1 |
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222 | -volumevisible 1 |
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223 | -xcutplaneposition 50 |
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224 | -xcutplanevisible 1 |
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225 | -xpan $_view(-xpan) |
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226 | -ycutplaneposition 50 |
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227 | -ycutplanevisible 1 |
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228 | -ypan $_view(-ypan) |
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229 | -zcutplaneposition 50 |
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230 | -zcutplanevisible 1 |
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231 | -zoom $_view(-zoom) |
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232 | }] |
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233 | |
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234 | itk_component add 3dview { |
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235 | label $itk_component(plotarea).view -image $_image(plot) \ |
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236 | -highlightthickness 0 -borderwidth 0 |
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237 | } { |
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238 | usual |
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239 | ignore -highlightthickness -borderwidth -background |
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240 | } |
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241 | bind $itk_component(3dview) <Control-F1> [itcl::code $this ToggleConsole] |
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242 | |
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243 | set f [$itk_component(main) component controls] |
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244 | itk_component add reset { |
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245 | button $f.reset -borderwidth 1 -padx 1 -pady 1 \ |
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246 | -highlightthickness 0 \ |
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247 | -image [Rappture::icon reset-view] \ |
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248 | -command [itcl::code $this Zoom reset] |
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249 | } { |
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250 | usual |
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251 | ignore -highlightthickness |
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252 | } |
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253 | pack $itk_component(reset) -side top -padx 2 -pady 2 |
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254 | Rappture::Tooltip::for $itk_component(reset) \ |
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255 | "Reset the view to the default zoom level" |
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256 | |
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257 | itk_component add zoomin { |
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258 | button $f.zin -borderwidth 1 -padx 1 -pady 1 \ |
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259 | -highlightthickness 0 \ |
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260 | -image [Rappture::icon zoom-in] \ |
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261 | -command [itcl::code $this Zoom in] |
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262 | } { |
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263 | usual |
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264 | ignore -highlightthickness |
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265 | } |
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266 | pack $itk_component(zoomin) -side top -padx 2 -pady 2 |
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267 | Rappture::Tooltip::for $itk_component(zoomin) "Zoom in" |
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268 | |
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269 | itk_component add zoomout { |
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270 | button $f.zout -borderwidth 1 -padx 1 -pady 1 \ |
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271 | -highlightthickness 0 \ |
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272 | -image [Rappture::icon zoom-out] \ |
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273 | -command [itcl::code $this Zoom out] |
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274 | } { |
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275 | usual |
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276 | ignore -highlightthickness |
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277 | } |
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278 | pack $itk_component(zoomout) -side top -padx 2 -pady 2 |
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279 | Rappture::Tooltip::for $itk_component(zoomout) "Zoom out" |
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280 | |
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281 | itk_component add volume { |
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282 | Rappture::PushButton $f.volume \ |
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283 | -onimage [Rappture::icon volume-on] \ |
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284 | -offimage [Rappture::icon volume-off] \ |
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285 | -command [itcl::code $this AdjustSetting -volume] \ |
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286 | -variable [itcl::scope _settings(-volume)] |
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287 | } |
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288 | $itk_component(volume) select |
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289 | Rappture::Tooltip::for $itk_component(volume) \ |
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290 | "Toggle the volume cloud on/off" |
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291 | pack $itk_component(volume) -padx 2 -pady 2 |
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292 | |
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293 | itk_component add cutplane { |
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294 | Rappture::PushButton $f.cutplane \ |
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295 | -onimage [Rappture::icon cutbutton] \ |
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296 | -offimage [Rappture::icon cutbutton] \ |
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297 | -variable [itcl::scope _settings(-cutplanesvisible)] \ |
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298 | -command [itcl::code $this AdjustSetting -cutplanesvisible] |
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299 | } |
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300 | Rappture::Tooltip::for $itk_component(cutplane) \ |
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301 | "Show/Hide cutplanes" |
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302 | pack $itk_component(cutplane) -padx 2 -pady 2 |
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303 | |
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304 | if { [catch { |
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305 | BuildViewTab |
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306 | BuildVolumeTab |
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307 | BuildCutplanesTab |
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308 | BuildCameraTab |
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309 | } errs] != 0 } { |
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310 | global errorInfo |
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311 | puts stderr "errs=$errs errorInfo=$errorInfo" |
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312 | } |
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313 | |
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314 | # Legend |
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315 | set _image(legend) [image create photo] |
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316 | itk_component add legend { |
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317 | canvas $itk_component(plotarea).legend -height 50 -highlightthickness 0 |
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318 | } { |
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319 | usual |
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320 | ignore -highlightthickness |
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321 | rename -background -plotbackground plotBackground Background |
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322 | } |
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323 | bind $itk_component(legend) <Configure> \ |
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324 | [itcl::code $this EventuallyRedrawLegend] |
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325 | bind $itk_component(legend) <KeyPress-Delete> \ |
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326 | [itcl::code $this RemoveMarker %x %y] |
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327 | bind $itk_component(legend) <Enter> \ |
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328 | [list focus $itk_component(legend)] |
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329 | |
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330 | # Hack around the Tk panewindow. The problem is that the requested |
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331 | # size of the 3d view isn't set until an image is retrieved from |
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332 | # the server. So the panewindow uses the tiny size. |
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333 | set w 10000 |
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334 | pack forget $itk_component(3dview) |
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335 | blt::table $itk_component(plotarea) \ |
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336 | 0,0 $itk_component(3dview) -fill both -reqwidth $w \ |
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337 | 1,0 $itk_component(legend) -fill x |
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338 | blt::table configure $itk_component(plotarea) r1 -resize none |
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339 | |
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340 | # Bindings for rotation via mouse |
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341 | bind $itk_component(3dview) <ButtonPress-1> \ |
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342 | [itcl::code $this Rotate click %x %y] |
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343 | bind $itk_component(3dview) <B1-Motion> \ |
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344 | [itcl::code $this Rotate drag %x %y] |
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345 | bind $itk_component(3dview) <ButtonRelease-1> \ |
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346 | [itcl::code $this Rotate release %x %y] |
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347 | bind $itk_component(3dview) <Configure> \ |
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348 | [itcl::code $this EventuallyResize %w %h] |
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349 | |
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350 | # Bindings for panning via mouse |
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351 | bind $itk_component(3dview) <ButtonPress-2> \ |
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352 | [itcl::code $this Pan click %x %y] |
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353 | bind $itk_component(3dview) <B2-Motion> \ |
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354 | [itcl::code $this Pan drag %x %y] |
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355 | bind $itk_component(3dview) <ButtonRelease-2> \ |
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356 | [itcl::code $this Pan release %x %y] |
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357 | |
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358 | # Bindings for panning via keyboard |
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359 | bind $itk_component(3dview) <KeyPress-Left> \ |
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360 | [itcl::code $this Pan set -10 0] |
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361 | bind $itk_component(3dview) <KeyPress-Right> \ |
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362 | [itcl::code $this Pan set 10 0] |
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363 | bind $itk_component(3dview) <KeyPress-Up> \ |
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364 | [itcl::code $this Pan set 0 -10] |
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365 | bind $itk_component(3dview) <KeyPress-Down> \ |
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366 | [itcl::code $this Pan set 0 10] |
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367 | bind $itk_component(3dview) <Shift-KeyPress-Left> \ |
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368 | [itcl::code $this Pan set -2 0] |
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369 | bind $itk_component(3dview) <Shift-KeyPress-Right> \ |
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370 | [itcl::code $this Pan set 2 0] |
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371 | bind $itk_component(3dview) <Shift-KeyPress-Up> \ |
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372 | [itcl::code $this Pan set 0 -2] |
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373 | bind $itk_component(3dview) <Shift-KeyPress-Down> \ |
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374 | [itcl::code $this Pan set 0 2] |
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375 | |
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376 | # Bindings for zoom via keyboard |
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377 | bind $itk_component(3dview) <KeyPress-Prior> \ |
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378 | [itcl::code $this Zoom out] |
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379 | bind $itk_component(3dview) <KeyPress-Next> \ |
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380 | [itcl::code $this Zoom in] |
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381 | |
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382 | bind $itk_component(3dview) <Enter> "focus $itk_component(3dview)" |
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383 | |
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384 | if {[string equal "x11" [tk windowingsystem]]} { |
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385 | # Bindings for zoom via mouse |
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386 | bind $itk_component(3dview) <4> [itcl::code $this Zoom out] |
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387 | bind $itk_component(3dview) <5> [itcl::code $this Zoom in] |
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388 | } |
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389 | |
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390 | set _image(download) [image create photo] |
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391 | |
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392 | eval itk_initialize $args |
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393 | |
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394 | EnableWaitDialog 900 |
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395 | Connect |
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396 | } |
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397 | |
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398 | # ---------------------------------------------------------------------- |
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399 | # DESTRUCTOR |
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400 | # ---------------------------------------------------------------------- |
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401 | itcl::body Rappture::NanovisViewer::destructor {} { |
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402 | $_dispatcher cancel !rebuild |
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403 | $_dispatcher cancel !send_transfunc |
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404 | $_dispatcher cancel !resize |
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405 | image delete $_image(plot) |
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406 | image delete $_image(legend) |
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407 | image delete $_image(download) |
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408 | foreach cname [array names _transferFunctionEditors] { |
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409 | itcl::delete object $_transferFunctionEditors($cname) |
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410 | } |
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411 | catch { blt::arcball destroy $_arcball } |
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412 | array unset _settings |
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413 | } |
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414 | |
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415 | # ---------------------------------------------------------------------- |
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416 | # USAGE: add <dataobj> ?<settings>? |
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417 | # |
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418 | # Clients use this to add a data object to the plot. The optional |
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419 | # <settings> are used to configure the plot. Allowed settings are |
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420 | # -color, -brightness, -width, -linestyle, and -raise. |
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421 | # ---------------------------------------------------------------------- |
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422 | itcl::body Rappture::NanovisViewer::add {dataobj {settings ""}} { |
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423 | if { ![$dataobj isvalid] } { |
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424 | return; # Object doesn't contain valid data. |
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425 | } |
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426 | array set params { |
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427 | -color auto |
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428 | -width 1 |
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429 | -linestyle solid |
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430 | -brightness 0 |
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431 | -raise 0 |
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432 | -description "" |
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433 | -param "" |
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434 | } |
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435 | array set params $settings |
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436 | |
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437 | if {$params(-color) == "auto" || $params(-color) == "autoreset"} { |
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438 | # can't handle -autocolors yet |
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439 | set params(-color) black |
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440 | } |
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441 | set pos [lsearch -exact $_dlist $dataobj] |
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442 | if {$pos < 0} { |
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443 | lappend _dlist $dataobj |
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444 | set _obj2ovride($dataobj-color) $params(-color) |
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445 | set _obj2ovride($dataobj-width) $params(-width) |
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446 | set _obj2ovride($dataobj-raise) $params(-raise) |
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447 | $_dispatcher event -idle !rebuild |
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448 | } |
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449 | } |
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450 | |
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451 | # ---------------------------------------------------------------------- |
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452 | # USAGE: get ?-objects? |
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453 | # USAGE: get ?-image 3dview|legend? |
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454 | # |
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455 | # Clients use this to query the list of objects being plotted, in |
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456 | # order from bottom to top of this result. The optional "-image" |
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457 | # flag can also request the internal images being shown. |
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458 | # ---------------------------------------------------------------------- |
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459 | itcl::body Rappture::NanovisViewer::get {args} { |
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460 | if {[llength $args] == 0} { |
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461 | set args "-objects" |
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462 | } |
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463 | |
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464 | set op [lindex $args 0] |
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465 | switch -- $op { |
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466 | -objects { |
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467 | # put the dataobj list in order according to -raise options |
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468 | set dlist $_dlist |
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469 | foreach dataobj $dlist { |
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470 | if {[info exists _obj2ovride($dataobj-raise)] && |
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471 | $_obj2ovride($dataobj-raise)} { |
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472 | set i [lsearch -exact $dlist $dataobj] |
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473 | if {$i >= 0} { |
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474 | set dlist [lreplace $dlist $i $i] |
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475 | lappend dlist $dataobj |
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476 | } |
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477 | } |
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478 | } |
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479 | return $dlist |
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480 | } |
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481 | -image { |
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482 | if {[llength $args] != 2} { |
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483 | error "wrong # args: should be \"get -image 3dview|legend\"" |
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484 | } |
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485 | switch -- [lindex $args end] { |
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486 | 3dview { |
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487 | return $_image(plot) |
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488 | } |
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489 | legend { |
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490 | return $_image(legend) |
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491 | } |
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492 | default { |
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493 | error "bad image name \"[lindex $args end]\": should be 3dview or legend" |
---|
494 | } |
---|
495 | } |
---|
496 | } |
---|
497 | default { |
---|
498 | error "bad option \"$op\": should be -objects or -image" |
---|
499 | } |
---|
500 | } |
---|
501 | } |
---|
502 | |
---|
503 | # ---------------------------------------------------------------------- |
---|
504 | # USAGE: delete ?<dataobj1> <dataobj2> ...? |
---|
505 | # |
---|
506 | # Clients use this to delete a dataobj from the plot. If no dataobjs |
---|
507 | # are specified, then all dataobjs are deleted. No data objects are |
---|
508 | # deleted. They are only removed from the display list. |
---|
509 | # |
---|
510 | # ---------------------------------------------------------------------- |
---|
511 | itcl::body Rappture::NanovisViewer::delete {args} { |
---|
512 | if {[llength $args] == 0} { |
---|
513 | set args $_dlist |
---|
514 | } |
---|
515 | # Delete all specified dataobjs |
---|
516 | set changed 0 |
---|
517 | foreach dataobj $args { |
---|
518 | set pos [lsearch -exact $_dlist $dataobj] |
---|
519 | if { $pos >= 0 } { |
---|
520 | set _dlist [lreplace $_dlist $pos $pos] |
---|
521 | array unset _obj2ovride $dataobj-* |
---|
522 | set changed 1 |
---|
523 | } |
---|
524 | } |
---|
525 | # If anything changed, then rebuild the plot |
---|
526 | if {$changed} { |
---|
527 | $_dispatcher event -idle !rebuild |
---|
528 | } |
---|
529 | } |
---|
530 | |
---|
531 | # ---------------------------------------------------------------------- |
---|
532 | # USAGE: scale ?<data1> <data2> ...? |
---|
533 | # |
---|
534 | # Sets the default limits for the overall plot according to the |
---|
535 | # limits of the data for all of the given <data> objects. This |
---|
536 | # accounts for all objects--even those not showing on the screen. |
---|
537 | # Because of this, the limits are appropriate for all objects as |
---|
538 | # the user scans through data in the ResultSet viewer. |
---|
539 | # ---------------------------------------------------------------------- |
---|
540 | itcl::body Rappture::NanovisViewer::scale {args} { |
---|
541 | array set style { |
---|
542 | -color BCGYR |
---|
543 | -levels 6 |
---|
544 | -markers "" |
---|
545 | } |
---|
546 | array unset _limits |
---|
547 | array unset _volcomponents |
---|
548 | foreach dataobj $args { |
---|
549 | if { ![$dataobj isvalid] } { |
---|
550 | continue; # Object doesn't contain valid data. |
---|
551 | } |
---|
552 | foreach cname [$dataobj components] { |
---|
553 | if { ![info exists _volcomponents($cname)] } { |
---|
554 | lappend _componentsList $cname |
---|
555 | array set style [lindex [$dataobj components -style $cname] 0] |
---|
556 | set cmap [ColorsToColormap $style(-color)] |
---|
557 | set _cname2defaultcolormap($cname) $cmap |
---|
558 | set _settings($cname-colormap) $style(-color) |
---|
559 | } |
---|
560 | lappend _volcomponents($cname) $dataobj-$cname |
---|
561 | array unset limits |
---|
562 | array set limits [$dataobj valueLimits $cname] |
---|
563 | set _limits($cname) $limits(v) |
---|
564 | } |
---|
565 | foreach axis {x y z v} { |
---|
566 | foreach { min max } [$dataobj limits $axis] break |
---|
567 | if {"" != $min && "" != $max} { |
---|
568 | if { ![info exists _limits($axis)] } { |
---|
569 | set _limits($axis) [list $min $max] |
---|
570 | continue |
---|
571 | } |
---|
572 | foreach {amin amax} $_limits($axis) break |
---|
573 | if {$min < $amin} { |
---|
574 | set amin $min |
---|
575 | } |
---|
576 | if {$max > $amax} { |
---|
577 | set amax $max |
---|
578 | } |
---|
579 | set _limits($axis) [list $amin $amax] |
---|
580 | } |
---|
581 | } |
---|
582 | } |
---|
583 | BuildVolumeComponents |
---|
584 | } |
---|
585 | |
---|
586 | # ---------------------------------------------------------------------- |
---|
587 | # USAGE: download coming |
---|
588 | # USAGE: download controls <downloadCommand> |
---|
589 | # USAGE: download now |
---|
590 | # |
---|
591 | # Clients use this method to create a downloadable representation |
---|
592 | # of the plot. Returns a list of the form {ext string}, where |
---|
593 | # "ext" is the file extension (indicating the type of data) and |
---|
594 | # "string" is the data itself. |
---|
595 | # ---------------------------------------------------------------------- |
---|
596 | itcl::body Rappture::NanovisViewer::download {option args} { |
---|
597 | switch $option { |
---|
598 | coming { |
---|
599 | if {[catch { |
---|
600 | blt::winop snap $itk_component(plotarea) $_image(download) |
---|
601 | }]} { |
---|
602 | $_image(download) configure -width 1 -height 1 |
---|
603 | $_image(download) put #000000 |
---|
604 | } |
---|
605 | } |
---|
606 | controls { |
---|
607 | set popup .nanovisdownload |
---|
608 | if { ![winfo exists $popup] } { |
---|
609 | set inner [BuildDownloadPopup $popup [lindex $args 0]] |
---|
610 | } else { |
---|
611 | set inner [$popup component inner] |
---|
612 | } |
---|
613 | # FIXME: we only support download of current active component |
---|
614 | #set num [llength [get]] |
---|
615 | #set num [expr {($num == 1) ? "1 result" : "$num results"}] |
---|
616 | set num "current field component" |
---|
617 | set word [Rappture::filexfer::label downloadWord] |
---|
618 | $inner.summary configure -text "$word $num in the following format:" |
---|
619 | update idletasks ;# Fix initial sizes |
---|
620 | return $popup |
---|
621 | } |
---|
622 | now { |
---|
623 | set popup .nanovisdownload |
---|
624 | if { [winfo exists $popup] } { |
---|
625 | $popup deactivate |
---|
626 | } |
---|
627 | switch -- $_downloadPopup(format) { |
---|
628 | "image" { |
---|
629 | return [$this GetImage [lindex $args 0]] |
---|
630 | } |
---|
631 | "vtk" { |
---|
632 | return [$this GetVtkData [lindex $args 0]] |
---|
633 | } |
---|
634 | } |
---|
635 | return "" |
---|
636 | } |
---|
637 | default { |
---|
638 | error "bad option \"$option\": should be coming, controls, now" |
---|
639 | } |
---|
640 | } |
---|
641 | } |
---|
642 | |
---|
643 | # ---------------------------------------------------------------------- |
---|
644 | # USAGE: Connect ?<host:port>,<host:port>...? |
---|
645 | # |
---|
646 | # Clients use this method to establish a connection to a new |
---|
647 | # server, or to reestablish a connection to the previous server. |
---|
648 | # Any existing connection is automatically closed. |
---|
649 | # ---------------------------------------------------------------------- |
---|
650 | itcl::body Rappture::NanovisViewer::Connect {} { |
---|
651 | set _hosts [GetServerList "nanovis"] |
---|
652 | if { "" == $_hosts } { |
---|
653 | return 0 |
---|
654 | } |
---|
655 | set _reset 1 |
---|
656 | set result [VisViewer::Connect $_hosts] |
---|
657 | if { $result } { |
---|
658 | if { $_reportClientInfo } { |
---|
659 | # Tell the server the viewer, hub, user and session. |
---|
660 | # Do this immediately on connect before buffering any commands |
---|
661 | global env |
---|
662 | |
---|
663 | set info {} |
---|
664 | set user "???" |
---|
665 | if { [info exists env(USER)] } { |
---|
666 | set user $env(USER) |
---|
667 | } |
---|
668 | set session "???" |
---|
669 | if { [info exists env(SESSION)] } { |
---|
670 | set session $env(SESSION) |
---|
671 | } |
---|
672 | lappend info "version" "$Rappture::version" |
---|
673 | lappend info "build" "$Rappture::build" |
---|
674 | lappend info "svnurl" "$Rappture::svnurl" |
---|
675 | lappend info "installdir" "$Rappture::installdir" |
---|
676 | lappend info "hub" [exec hostname] |
---|
677 | lappend info "client" "nanovisviewer" |
---|
678 | lappend info "user" $user |
---|
679 | lappend info "session" $session |
---|
680 | SendCmd "clientinfo [list $info]" |
---|
681 | } |
---|
682 | |
---|
683 | set w [winfo width $itk_component(3dview)] |
---|
684 | set h [winfo height $itk_component(3dview)] |
---|
685 | EventuallyResize $w $h |
---|
686 | } |
---|
687 | return $result |
---|
688 | } |
---|
689 | |
---|
690 | # |
---|
691 | # isconnected -- |
---|
692 | # |
---|
693 | # Indicates if we are currently connected to the visualization server. |
---|
694 | # |
---|
695 | itcl::body Rappture::NanovisViewer::isconnected {} { |
---|
696 | return [VisViewer::IsConnected] |
---|
697 | } |
---|
698 | |
---|
699 | # |
---|
700 | # disconnect -- |
---|
701 | # |
---|
702 | itcl::body Rappture::NanovisViewer::disconnect {} { |
---|
703 | Disconnect |
---|
704 | } |
---|
705 | |
---|
706 | # |
---|
707 | # Disconnect -- |
---|
708 | # |
---|
709 | # Clients use this method to disconnect from the current rendering |
---|
710 | # server. |
---|
711 | # |
---|
712 | itcl::body Rappture::NanovisViewer::Disconnect {} { |
---|
713 | VisViewer::Disconnect |
---|
714 | |
---|
715 | # disconnected -- no more data sitting on server |
---|
716 | array unset _serverDatasets |
---|
717 | } |
---|
718 | |
---|
719 | # ---------------------------------------------------------------------- |
---|
720 | # USAGE: SendTransferFunctions |
---|
721 | # ---------------------------------------------------------------------- |
---|
722 | itcl::body Rappture::NanovisViewer::SendTransferFunctions {} { |
---|
723 | foreach cname [array names _volcomponents] { |
---|
724 | ComputeTransferFunction $cname |
---|
725 | } |
---|
726 | FixLegend |
---|
727 | } |
---|
728 | |
---|
729 | # ---------------------------------------------------------------------- |
---|
730 | # USAGE: ReceiveImage -bytes <size> -type <type> -token <token> |
---|
731 | # |
---|
732 | # Invoked automatically whenever the "image" command comes in from |
---|
733 | # the rendering server. Indicates that binary image data with the |
---|
734 | # specified <size> will follow. |
---|
735 | # ---------------------------------------------------------------------- |
---|
736 | itcl::body Rappture::NanovisViewer::ReceiveImage { args } { |
---|
737 | array set info { |
---|
738 | -token "???" |
---|
739 | -bytes 0 |
---|
740 | -type image |
---|
741 | } |
---|
742 | array set info $args |
---|
743 | set bytes [ReceiveBytes $info(-bytes)] |
---|
744 | ReceiveEcho <<line "<read $info(-bytes) bytes" |
---|
745 | if { $info(-type) == "image" } { |
---|
746 | ReceiveEcho "for [image width $_image(plot)]x[image height $_image(plot)] image>" |
---|
747 | $_image(plot) configure -data $bytes |
---|
748 | } elseif { $info(-type) == "print" } { |
---|
749 | set tag $this-print-$info(-token) |
---|
750 | set _hardcopy($tag) $bytes |
---|
751 | } |
---|
752 | } |
---|
753 | |
---|
754 | # |
---|
755 | # DrawLegend -- |
---|
756 | # |
---|
757 | itcl::body Rappture::NanovisViewer::DrawLegend { cname } { |
---|
758 | set c $itk_component(legend) |
---|
759 | set w [winfo width $c] |
---|
760 | set h [winfo height $c] |
---|
761 | set lx 10 |
---|
762 | set ly [expr {$h - 1}] |
---|
763 | if {"" == [$c find withtag colorbar]} { |
---|
764 | $c create image 10 10 -anchor nw \ |
---|
765 | -image $_image(legend) -tags colorbar |
---|
766 | $c create text $lx $ly -anchor sw \ |
---|
767 | -fill $itk_option(-plotforeground) -tags "limits text vmin" |
---|
768 | $c create text [expr {$w-$lx}] $ly -anchor se \ |
---|
769 | -fill $itk_option(-plotforeground) -tags "limits text vmax" |
---|
770 | $c create text [expr {$w/2}] $ly -anchor s \ |
---|
771 | -fill $itk_option(-plotforeground) -tags "limits text title" |
---|
772 | $c lower colorbar |
---|
773 | $c bind colorbar <ButtonRelease-1> [itcl::code $this AddNewMarker %x %y] |
---|
774 | } |
---|
775 | |
---|
776 | # Display the markers used by the current transfer function. |
---|
777 | HideAllMarkers |
---|
778 | $_transferFunctionEditors($cname) showMarkers $_limits($cname) |
---|
779 | |
---|
780 | foreach {min max} $_limits($cname) break |
---|
781 | $c itemconfigure vmin -text [format %g $min] |
---|
782 | $c coords vmin $lx $ly |
---|
783 | |
---|
784 | $c itemconfigure vmax -text [format %g $max] |
---|
785 | $c coords vmax [expr {$w-$lx}] $ly |
---|
786 | |
---|
787 | set title [$_first hints label] |
---|
788 | set units [$_first hints units] |
---|
789 | if { $units != "" } { |
---|
790 | set title "$title ($units)" |
---|
791 | } |
---|
792 | $c itemconfigure title -text $title |
---|
793 | $c coords title [expr {$w/2}] $ly |
---|
794 | |
---|
795 | # The colormap may have changed. Resync the slicers with the colormap. |
---|
796 | set datasets [CurrentDatasets -cutplanes] |
---|
797 | |
---|
798 | # Adjust the cutplane for only the first component in the topmost volume |
---|
799 | # (i.e. the first volume designated in the field). |
---|
800 | set tag [lindex $datasets 0] |
---|
801 | foreach axis {x y z} { |
---|
802 | # Turn off cutplanes for all volumes |
---|
803 | SendCmd "cutplane state 0 $axis" |
---|
804 | if { $_settings(-${axis}cutplanevisible) } { |
---|
805 | # Turn on cutplane for this particular volume and set the position |
---|
806 | SendCmd "cutplane state 1 $axis $tag" |
---|
807 | set pos [expr {0.01*$_settings(-${axis}cutplaneposition)}] |
---|
808 | SendCmd "cutplane position $pos $axis $tag" |
---|
809 | } |
---|
810 | } |
---|
811 | } |
---|
812 | |
---|
813 | # |
---|
814 | # ReceiveLegend -- |
---|
815 | # |
---|
816 | # The procedure is the response from the render server to each "legend" |
---|
817 | # command. The server sends back a "legend" command invoked our |
---|
818 | # the slave interpreter. The purpose is to collect data of the image |
---|
819 | # representing the legend in the canvas. In addition, the |
---|
820 | # active transfer function is displayed. |
---|
821 | # |
---|
822 | itcl::body Rappture::NanovisViewer::ReceiveLegend { cname vmin vmax size } { |
---|
823 | if { ![isconnected] } { |
---|
824 | return |
---|
825 | } |
---|
826 | set bytes [ReceiveBytes $size] |
---|
827 | $_image(legend) configure -data $bytes |
---|
828 | ReceiveEcho <<line "<read $size bytes for [image width $_image(legend)]x[image height $_image(legend)] legend>" |
---|
829 | |
---|
830 | DrawLegend $_current |
---|
831 | } |
---|
832 | |
---|
833 | # |
---|
834 | # ReceiveData -- |
---|
835 | # |
---|
836 | # The procedure is the response from the render server to each "data |
---|
837 | # follows" command. The server sends back a "data" command invoked our |
---|
838 | # the slave interpreter. The purpose is to collect the min/max of the |
---|
839 | # volume sent to the render server. Since the client (nanovisviewer) |
---|
840 | # doesn't parse 3D data formats, we rely on the server (nanovis) to |
---|
841 | # tell us what the limits are. Once we've received the limits to all |
---|
842 | # the data we've sent (tracked by _recvdDatasets) we can then determine |
---|
843 | # what the transfer functions are for these volumes. |
---|
844 | # |
---|
845 | # |
---|
846 | # Note: There is a considerable tradeoff in having the server report |
---|
847 | # back what the data limits are. It means that much of the code |
---|
848 | # having to do with transfer-functions has to wait for the data |
---|
849 | # to come back, since the isomarkers are calculated based upon |
---|
850 | # the data limits. The client code is much messier because of |
---|
851 | # this. The alternative is to parse any of the 3D formats on the |
---|
852 | # client side. |
---|
853 | # |
---|
854 | itcl::body Rappture::NanovisViewer::ReceiveData { args } { |
---|
855 | if { ![isconnected] } { |
---|
856 | return |
---|
857 | } |
---|
858 | |
---|
859 | # Arguments from server are name value pairs. Stuff them in an array. |
---|
860 | array set info $args |
---|
861 | |
---|
862 | set tag $info(tag) |
---|
863 | set parts [split $tag -] |
---|
864 | |
---|
865 | # |
---|
866 | # Volumes don't exist until we're told about them. |
---|
867 | # |
---|
868 | set dataobj [lindex $parts 0] |
---|
869 | set _serverDatasets($tag) 1 |
---|
870 | if { $_settings(-volumevisible) && $dataobj == $_first } { |
---|
871 | SendCmd "volume state 1 $tag" |
---|
872 | } |
---|
873 | set _limits($tag) [list $info(min) $info(max)] |
---|
874 | set _limits(v) [list $info(vmin) $info(vmax)] |
---|
875 | |
---|
876 | unset _recvdDatasets($tag) |
---|
877 | if { [array size _recvdDatasets] == 0 } { |
---|
878 | updateTransferFunctions |
---|
879 | } |
---|
880 | } |
---|
881 | |
---|
882 | # ---------------------------------------------------------------------- |
---|
883 | # USAGE: Rebuild |
---|
884 | # |
---|
885 | # Called automatically whenever something changes that affects the |
---|
886 | # data in the widget. Clears any existing data and rebuilds the |
---|
887 | # widget to display new data. |
---|
888 | # ---------------------------------------------------------------------- |
---|
889 | itcl::body Rappture::NanovisViewer::Rebuild {} { |
---|
890 | set w [winfo width $itk_component(3dview)] |
---|
891 | set h [winfo height $itk_component(3dview)] |
---|
892 | if { $w < 2 || $h < 2 } { |
---|
893 | update |
---|
894 | $_dispatcher event -idle !rebuild |
---|
895 | return |
---|
896 | } |
---|
897 | |
---|
898 | # Turn on buffering of commands to the server. We don't want to |
---|
899 | # be preempted by a server disconnect/reconnect (which automatically |
---|
900 | # generates a new call to Rebuild). |
---|
901 | StartBufferingCommands |
---|
902 | |
---|
903 | if { $_width != $w || $_height != $h || $_reset } { |
---|
904 | set _width $w |
---|
905 | set _height $h |
---|
906 | $_arcball resize $w $h |
---|
907 | DoResize |
---|
908 | } |
---|
909 | |
---|
910 | foreach dataobj [get] { |
---|
911 | foreach cname [$dataobj components] { |
---|
912 | set tag $dataobj-$cname |
---|
913 | if { ![info exists _serverDatasets($tag)] } { |
---|
914 | # Send the data as one huge base64-encoded mess -- yuck! |
---|
915 | if { [$dataobj type] == "dx" } { |
---|
916 | if { ![$dataobj isvalid] } { |
---|
917 | puts stderr "??? $dataobj is invalid" |
---|
918 | } |
---|
919 | set data [$dataobj blob $cname] |
---|
920 | } else { |
---|
921 | set data [$dataobj vtkdata $cname] |
---|
922 | if 0 { |
---|
923 | set f [open "/tmp/volume.vtk" "w"] |
---|
924 | fconfigure $f -translation binary -encoding binary |
---|
925 | puts -nonewline $f $data |
---|
926 | close $f |
---|
927 | } |
---|
928 | } |
---|
929 | set nbytes [string length $data] |
---|
930 | if { $_reportClientInfo } { |
---|
931 | set info {} |
---|
932 | lappend info "tool_id" [$dataobj hints toolid] |
---|
933 | lappend info "tool_name" [$dataobj hints toolname] |
---|
934 | lappend info "tool_title" [$dataobj hints tooltitle] |
---|
935 | lappend info "tool_command" [$dataobj hints toolcommand] |
---|
936 | lappend info "tool_revision" [$dataobj hints toolrevision] |
---|
937 | lappend info "dataset_label" [$dataobj hints label] |
---|
938 | lappend info "dataset_size" $nbytes |
---|
939 | lappend info "dataset_tag" $tag |
---|
940 | SendCmd "clientinfo [list $info]" |
---|
941 | } |
---|
942 | SendCmd "volume data follows $nbytes $tag" |
---|
943 | SendData $data |
---|
944 | set _recvdDatasets($tag) 1 |
---|
945 | set _serverDatasets($tag) 0 |
---|
946 | } |
---|
947 | SetObjectStyle $dataobj $cname |
---|
948 | } |
---|
949 | } |
---|
950 | set _first [lindex [get] 0] |
---|
951 | # Outline seems to need to be reset every update. |
---|
952 | InitSettings -outlinevisible -cutplanesvisible |
---|
953 | if { $_reset } { |
---|
954 | # |
---|
955 | # Reset the camera and other view parameters |
---|
956 | # |
---|
957 | set _settings(-qw) $_view(-qw) |
---|
958 | set _settings(-qx) $_view(-qx) |
---|
959 | set _settings(-qy) $_view(-qy) |
---|
960 | set _settings(-qz) $_view(-qz) |
---|
961 | set _settings(-xpan) $_view(-xpan) |
---|
962 | set _settings(-ypan) $_view(-ypan) |
---|
963 | set _settings(-zoom) $_view(-zoom) |
---|
964 | |
---|
965 | set q [ViewToQuaternion] |
---|
966 | $_arcball quaternion $q |
---|
967 | SendCmd "camera orient $q" |
---|
968 | SendCmd "camera reset" |
---|
969 | PanCamera |
---|
970 | SendCmd "camera zoom $_view(-zoom)" |
---|
971 | |
---|
972 | # Turn off cutplanes for all volumes |
---|
973 | foreach axis {x y z} { |
---|
974 | SendCmd "cutplane state 0 $axis" |
---|
975 | } |
---|
976 | |
---|
977 | InitSettings -axesvisible -gridvisible \ |
---|
978 | -light2side -isosurfaceshading -opacity \ |
---|
979 | -ambient -diffuse -specularlevel -specularexponent \ |
---|
980 | -xcutplanevisible -ycutplanevisible -zcutplanevisible \ |
---|
981 | -current |
---|
982 | |
---|
983 | if {"" != $_first} { |
---|
984 | set axis [$_first hints updir] |
---|
985 | if { "" != $axis } { |
---|
986 | SendCmd "up $axis" |
---|
987 | } |
---|
988 | set location [$_first hints camera] |
---|
989 | if { $location != "" } { |
---|
990 | array set _view $location |
---|
991 | } |
---|
992 | } |
---|
993 | } |
---|
994 | |
---|
995 | # nothing to send -- activate the proper ivol |
---|
996 | SendCmd "volume state 0" |
---|
997 | if {"" != $_first} { |
---|
998 | set datasets [array names _serverDatasets $_first-*] |
---|
999 | if { $datasets != "" } { |
---|
1000 | SendCmd "volume state 1 $datasets" |
---|
1001 | } |
---|
1002 | # If the first volume already exists on the server, then make sure |
---|
1003 | # we display the proper transfer function in the legend. |
---|
1004 | set cname [lindex [$_first components] 0] |
---|
1005 | if { [info exists _serverDatasets($_first-$cname)] } { |
---|
1006 | updateTransferFunctions |
---|
1007 | } |
---|
1008 | } |
---|
1009 | # Actually write the commands to the server socket. If it fails, we don't |
---|
1010 | # care. We're finished here. |
---|
1011 | blt::busy hold $itk_component(hull) |
---|
1012 | StopBufferingCommands |
---|
1013 | blt::busy release $itk_component(hull) |
---|
1014 | set _reset 0 |
---|
1015 | } |
---|
1016 | |
---|
1017 | # ---------------------------------------------------------------------- |
---|
1018 | # USAGE: CurrentDatasets ?-cutplanes? |
---|
1019 | # |
---|
1020 | # Returns a list of volume server IDs for the current volume being |
---|
1021 | # displayed. This is normally a single ID, but it might be a list |
---|
1022 | # of IDs if the current data object has multiple components. |
---|
1023 | # ---------------------------------------------------------------------- |
---|
1024 | itcl::body Rappture::NanovisViewer::CurrentDatasets {{what -all}} { |
---|
1025 | set rlist "" |
---|
1026 | if { $_first == "" } { |
---|
1027 | return |
---|
1028 | } |
---|
1029 | foreach cname [$_first components] { |
---|
1030 | set tag $_first-$cname |
---|
1031 | if { [info exists _serverDatasets($tag)] && $_serverDatasets($tag) } { |
---|
1032 | array set style { |
---|
1033 | -cutplanes 1 |
---|
1034 | } |
---|
1035 | array set style [lindex [$_first components -style $cname] 0] |
---|
1036 | if { $what != "-cutplanes" || $style(-cutplanes) } { |
---|
1037 | lappend rlist $tag |
---|
1038 | } |
---|
1039 | } |
---|
1040 | } |
---|
1041 | return $rlist |
---|
1042 | } |
---|
1043 | |
---|
1044 | # ---------------------------------------------------------------------- |
---|
1045 | # USAGE: Zoom in |
---|
1046 | # USAGE: Zoom out |
---|
1047 | # USAGE: Zoom reset |
---|
1048 | # |
---|
1049 | # Called automatically when the user clicks on one of the zoom |
---|
1050 | # controls for this widget. Changes the zoom for the current view. |
---|
1051 | # ---------------------------------------------------------------------- |
---|
1052 | itcl::body Rappture::NanovisViewer::Zoom {option} { |
---|
1053 | switch -- $option { |
---|
1054 | "in" { |
---|
1055 | set _view(-zoom) [expr {$_view(-zoom)*1.25}] |
---|
1056 | set _settings(-zoom) $_view(-zoom) |
---|
1057 | SendCmd "camera zoom $_view(-zoom)" |
---|
1058 | } |
---|
1059 | "out" { |
---|
1060 | set _view(-zoom) [expr {$_view(-zoom)*0.8}] |
---|
1061 | set _settings(-zoom) $_view(-zoom) |
---|
1062 | SendCmd "camera zoom $_view(-zoom)" |
---|
1063 | } |
---|
1064 | "reset" { |
---|
1065 | array set _view { |
---|
1066 | -qw 0.853553 |
---|
1067 | -qx -0.353553 |
---|
1068 | -qy 0.353553 |
---|
1069 | -qz 0.146447 |
---|
1070 | -xpan 0 |
---|
1071 | -ypan 0 |
---|
1072 | -zoom 1.0 |
---|
1073 | } |
---|
1074 | if { $_first != "" } { |
---|
1075 | set location [$_first hints camera] |
---|
1076 | if { $location != "" } { |
---|
1077 | array set _view $location |
---|
1078 | } |
---|
1079 | } |
---|
1080 | set q [ViewToQuaternion] |
---|
1081 | $_arcball quaternion $q |
---|
1082 | SendCmd "camera orient $q" |
---|
1083 | SendCmd "camera reset" |
---|
1084 | set _settings(-qw) $_view(-qw) |
---|
1085 | set _settings(-qx) $_view(-qx) |
---|
1086 | set _settings(-qy) $_view(-qy) |
---|
1087 | set _settings(-qz) $_view(-qz) |
---|
1088 | set _settings(-xpan) $_view(-xpan) |
---|
1089 | set _settings(-ypan) $_view(-ypan) |
---|
1090 | set _settings(-zoom) $_view(-zoom) |
---|
1091 | } |
---|
1092 | } |
---|
1093 | } |
---|
1094 | |
---|
1095 | itcl::body Rappture::NanovisViewer::PanCamera {} { |
---|
1096 | set x $_view(-xpan) |
---|
1097 | set y $_view(-ypan) |
---|
1098 | SendCmd "camera pan $x $y" |
---|
1099 | } |
---|
1100 | |
---|
1101 | # ---------------------------------------------------------------------- |
---|
1102 | # USAGE: Rotate click <x> <y> |
---|
1103 | # USAGE: Rotate drag <x> <y> |
---|
1104 | # USAGE: Rotate release <x> <y> |
---|
1105 | # |
---|
1106 | # Called automatically when the user clicks/drags/releases in the |
---|
1107 | # plot area. Moves the plot according to the user's actions. |
---|
1108 | # ---------------------------------------------------------------------- |
---|
1109 | itcl::body Rappture::NanovisViewer::Rotate {option x y} { |
---|
1110 | switch -- $option { |
---|
1111 | click { |
---|
1112 | $itk_component(3dview) configure -cursor fleur |
---|
1113 | set _click(x) $x |
---|
1114 | set _click(y) $y |
---|
1115 | } |
---|
1116 | drag { |
---|
1117 | if {[array size _click] == 0} { |
---|
1118 | Rotate click $x $y |
---|
1119 | } else { |
---|
1120 | set w [winfo width $itk_component(3dview)] |
---|
1121 | set h [winfo height $itk_component(3dview)] |
---|
1122 | if {$w <= 0 || $h <= 0} { |
---|
1123 | return |
---|
1124 | } |
---|
1125 | |
---|
1126 | if {[catch { |
---|
1127 | # this fails sometimes for no apparent reason |
---|
1128 | set dx [expr {double($x-$_click(x))/$w}] |
---|
1129 | set dy [expr {double($y-$_click(y))/$h}] |
---|
1130 | }]} { |
---|
1131 | return |
---|
1132 | } |
---|
1133 | |
---|
1134 | set q [$_arcball rotate $x $y $_click(x) $_click(y)] |
---|
1135 | QuaternionToView $q |
---|
1136 | set _settings(-qw) $_view(-qw) |
---|
1137 | set _settings(-qx) $_view(-qx) |
---|
1138 | set _settings(-qy) $_view(-qy) |
---|
1139 | set _settings(-qz) $_view(-qz) |
---|
1140 | SendCmd "camera orient $q" |
---|
1141 | |
---|
1142 | set _click(x) $x |
---|
1143 | set _click(y) $y |
---|
1144 | } |
---|
1145 | } |
---|
1146 | release { |
---|
1147 | Rotate drag $x $y |
---|
1148 | $itk_component(3dview) configure -cursor "" |
---|
1149 | catch {unset _click} |
---|
1150 | } |
---|
1151 | default { |
---|
1152 | error "bad option \"$option\": should be click, drag, release" |
---|
1153 | } |
---|
1154 | } |
---|
1155 | } |
---|
1156 | |
---|
1157 | # ---------------------------------------------------------------------- |
---|
1158 | # USAGE: $this Pan click x y |
---|
1159 | # $this Pan drag x y |
---|
1160 | # $this Pan release x y |
---|
1161 | # |
---|
1162 | # Called automatically when the user clicks on one of the zoom |
---|
1163 | # controls for this widget. Changes the zoom for the current view. |
---|
1164 | # ---------------------------------------------------------------------- |
---|
1165 | itcl::body Rappture::NanovisViewer::Pan {option x y} { |
---|
1166 | # Experimental stuff |
---|
1167 | set w [winfo width $itk_component(3dview)] |
---|
1168 | set h [winfo height $itk_component(3dview)] |
---|
1169 | if { $option == "set" } { |
---|
1170 | set x [expr $x / double($w)] |
---|
1171 | set y [expr $y / double($h)] |
---|
1172 | set _view(-xpan) [expr $_view(-xpan) + $x] |
---|
1173 | set _view(-ypan) [expr $_view(-ypan) + $y] |
---|
1174 | PanCamera |
---|
1175 | set _settings(-xpan) $_view(-xpan) |
---|
1176 | set _settings(-ypan) $_view(-ypan) |
---|
1177 | return |
---|
1178 | } |
---|
1179 | if { $option == "click" } { |
---|
1180 | set _click(x) $x |
---|
1181 | set _click(y) $y |
---|
1182 | $itk_component(3dview) configure -cursor hand1 |
---|
1183 | } |
---|
1184 | if { $option == "drag" || $option == "release" } { |
---|
1185 | set dx [expr ($_click(x) - $x)/double($w)] |
---|
1186 | set dy [expr ($_click(y) - $y)/double($h)] |
---|
1187 | set _click(x) $x |
---|
1188 | set _click(y) $y |
---|
1189 | set _view(-xpan) [expr $_view(-xpan) - $dx] |
---|
1190 | set _view(-ypan) [expr $_view(-ypan) - $dy] |
---|
1191 | PanCamera |
---|
1192 | set _settings(-xpan) $_view(-xpan) |
---|
1193 | set _settings(-ypan) $_view(-ypan) |
---|
1194 | } |
---|
1195 | if { $option == "release" } { |
---|
1196 | $itk_component(3dview) configure -cursor "" |
---|
1197 | } |
---|
1198 | } |
---|
1199 | |
---|
1200 | # ---------------------------------------------------------------------- |
---|
1201 | # USAGE: InitSettings <what> ?<value>? |
---|
1202 | # |
---|
1203 | # Used internally to update rendering settings whenever parameters |
---|
1204 | # change in the popup settings panel. Sends the new settings off |
---|
1205 | # to the back end. |
---|
1206 | # ---------------------------------------------------------------------- |
---|
1207 | itcl::body Rappture::NanovisViewer::InitSettings { args } { |
---|
1208 | foreach arg $args { |
---|
1209 | AdjustSetting $arg |
---|
1210 | } |
---|
1211 | } |
---|
1212 | |
---|
1213 | # ---------------------------------------------------------------------- |
---|
1214 | # USAGE: AdjustSetting <what> ?<value>? |
---|
1215 | # |
---|
1216 | # Used internally to update rendering settings whenever parameters |
---|
1217 | # change in the popup settings panel. Sends the new settings off |
---|
1218 | # to the back end. |
---|
1219 | # ---------------------------------------------------------------------- |
---|
1220 | itcl::body Rappture::NanovisViewer::AdjustSetting {what {value ""}} { |
---|
1221 | if {![isconnected]} { |
---|
1222 | return |
---|
1223 | } |
---|
1224 | switch -- $what { |
---|
1225 | "-ambient" { |
---|
1226 | # Other parts of the code use the ambient setting to |
---|
1227 | # tell if the component settings have been initialized |
---|
1228 | if { ![info exists _settings($_current${what})] } { |
---|
1229 | InitComponentSettings $_current |
---|
1230 | } |
---|
1231 | set _settings($_current${what}) $_settings($what) |
---|
1232 | set val $_settings($what) |
---|
1233 | set val [expr {0.01*$val}] |
---|
1234 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1235 | SendCmd "volume shading ambient $val $tag" |
---|
1236 | } |
---|
1237 | } |
---|
1238 | "-axesvisible" { |
---|
1239 | SendCmd "axis visible $_settings($what)" |
---|
1240 | } |
---|
1241 | "-background" { |
---|
1242 | set bgcolor [$itk_component(background) value] |
---|
1243 | array set fgcolors { |
---|
1244 | "black" "white" |
---|
1245 | "white" "black" |
---|
1246 | "grey" "black" |
---|
1247 | } |
---|
1248 | configure -plotbackground $bgcolor \ |
---|
1249 | -plotforeground $fgcolors($bgcolor) |
---|
1250 | DrawLegend $_current |
---|
1251 | } |
---|
1252 | "-colormap" { |
---|
1253 | set color [$itk_component(colormap) value] |
---|
1254 | set _settings($what) $color |
---|
1255 | set _settings($_current${what}) $color |
---|
1256 | ResetColormap $_current $color |
---|
1257 | } |
---|
1258 | "-current" { |
---|
1259 | set cname [$itk_component(volcomponents) value] |
---|
1260 | SwitchComponent $cname |
---|
1261 | } |
---|
1262 | "-cutplanesvisible" { |
---|
1263 | set bool $_settings($what) |
---|
1264 | # We only set cutplanes on the first dataset. |
---|
1265 | set datasets [CurrentDatasets -cutplanes] |
---|
1266 | set tag [lindex $datasets 0] |
---|
1267 | SendCmd "cutplane visible $bool $tag" |
---|
1268 | } |
---|
1269 | "-diffuse" { |
---|
1270 | set _settings($_current${what}) $_settings($what) |
---|
1271 | set val $_settings($what) |
---|
1272 | set val [expr {0.01*$val}] |
---|
1273 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1274 | SendCmd "volume shading diffuse $val $tag" |
---|
1275 | } |
---|
1276 | } |
---|
1277 | "-gridvisible" { |
---|
1278 | SendCmd "grid visible $_settings($what)" |
---|
1279 | } |
---|
1280 | "-isosurfaceshading" { |
---|
1281 | set val $_settings($what) |
---|
1282 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1283 | SendCmd "volume shading isosurface $val $tag" |
---|
1284 | } |
---|
1285 | } |
---|
1286 | "-legendvisible" { |
---|
1287 | if { $_settings($what) } { |
---|
1288 | blt::table $itk_component(plotarea) \ |
---|
1289 | 0,0 $itk_component(3dview) -fill both \ |
---|
1290 | 1,0 $itk_component(legend) -fill x |
---|
1291 | blt::table configure $itk_component(plotarea) r1 -resize none |
---|
1292 | } else { |
---|
1293 | blt::table forget $itk_component(legend) |
---|
1294 | } |
---|
1295 | } |
---|
1296 | "-light2side" { |
---|
1297 | set _settings($_current${what}) $_settings($what) |
---|
1298 | set val $_settings($what) |
---|
1299 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1300 | SendCmd "volume shading light2side $val $tag" |
---|
1301 | } |
---|
1302 | } |
---|
1303 | "-opacity" { |
---|
1304 | set _settings($_current${what}) $_settings($what) |
---|
1305 | set val $_settings($what) |
---|
1306 | set sval [expr { 0.01 * double($val) }] |
---|
1307 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1308 | SendCmd "volume shading opacity $sval $tag" |
---|
1309 | } |
---|
1310 | } |
---|
1311 | "-outlinecolor" { |
---|
1312 | set rgb [Color2RGB $_settings($what)] |
---|
1313 | SendCmd "volume outline color $rgb" |
---|
1314 | } |
---|
1315 | "-outlinevisible" { |
---|
1316 | SendCmd "volume outline state $_settings($what)" |
---|
1317 | } |
---|
1318 | "-specularexponent" { |
---|
1319 | set _settings($_current${what}) $_settings($what) |
---|
1320 | set val $_settings($what) |
---|
1321 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1322 | SendCmd "volume shading specularExp $val $tag" |
---|
1323 | } |
---|
1324 | } |
---|
1325 | "-specularlevel" { |
---|
1326 | set _settings($_current${what}) $_settings($what) |
---|
1327 | set val $_settings($what) |
---|
1328 | set val [expr {0.01*$val}] |
---|
1329 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1330 | SendCmd "volume shading specularLevel $val $tag" |
---|
1331 | } |
---|
1332 | } |
---|
1333 | "-thickness" { |
---|
1334 | set val $_settings($what) |
---|
1335 | set _settings($_current${what}) $val |
---|
1336 | updateTransferFunctions |
---|
1337 | } |
---|
1338 | "-volume" { |
---|
1339 | # This is the global volume visibility control. It controls the |
---|
1340 | # visibility of all the all volumes. Whenever it's changed, you |
---|
1341 | # have to synchronize each of the local controls (see below) with |
---|
1342 | # this. |
---|
1343 | set datasets [CurrentDatasets] |
---|
1344 | set bool $_settings($what) |
---|
1345 | SendCmd "volume data state $bool $datasets" |
---|
1346 | foreach cname $_componentsList { |
---|
1347 | set _settings($cname-volumevisible) $bool |
---|
1348 | } |
---|
1349 | set _settings(-volumevisible) $bool |
---|
1350 | } |
---|
1351 | "-volumevisible" { |
---|
1352 | # This is the component specific control. It changes the |
---|
1353 | # visibility of only the current component. |
---|
1354 | set _settings($_current${what}) $_settings($what) |
---|
1355 | foreach tag [GetDatasetsWithComponent $_current] { |
---|
1356 | SendCmd "volume data state $_settings($what) $tag" |
---|
1357 | } |
---|
1358 | } |
---|
1359 | "-xcutplaneposition" - "-ycutplaneposition" - "-zcutplaneposition" { |
---|
1360 | set axis [string range $what 1 1] |
---|
1361 | set pos [expr $_settings($what) * 0.01] |
---|
1362 | # We only set cutplanes on the first dataset. |
---|
1363 | set datasets [CurrentDatasets -cutplanes] |
---|
1364 | set tag [lindex $datasets 0] |
---|
1365 | SendCmd "cutplane position $pos $axis $tag" |
---|
1366 | } |
---|
1367 | "-xcutplanevisible" - "-ycutplanevisible" - "-zcutplanevisible" { |
---|
1368 | set axis [string range $what 1 1] |
---|
1369 | set bool $_settings($what) |
---|
1370 | # We only set cutplanes on the first dataset. |
---|
1371 | set datasets [CurrentDatasets -cutplanes] |
---|
1372 | set tag [lindex $datasets 0] |
---|
1373 | SendCmd "cutplane state $bool $axis $tag" |
---|
1374 | if { $bool } { |
---|
1375 | $itk_component(${axis}CutScale) configure -state normal \ |
---|
1376 | -troughcolor white |
---|
1377 | } else { |
---|
1378 | $itk_component(${axis}CutScale) configure -state disabled \ |
---|
1379 | -troughcolor grey82 |
---|
1380 | } |
---|
1381 | } |
---|
1382 | default { |
---|
1383 | error "don't know how to fix $what" |
---|
1384 | } |
---|
1385 | } |
---|
1386 | } |
---|
1387 | |
---|
1388 | # ---------------------------------------------------------------------- |
---|
1389 | # USAGE: FixLegend |
---|
1390 | # |
---|
1391 | # Used internally to update the legend area whenever it changes size |
---|
1392 | # or when the field changes. Asks the server to send a new legend |
---|
1393 | # for the current field. |
---|
1394 | # ---------------------------------------------------------------------- |
---|
1395 | itcl::body Rappture::NanovisViewer::FixLegend {} { |
---|
1396 | set _resizeLegendPending 0 |
---|
1397 | set lineht [font metrics $itk_option(-font) -linespace] |
---|
1398 | set w [expr {$_width-20}] |
---|
1399 | set h [expr {[winfo height $itk_component(legend)]-20-$lineht}] |
---|
1400 | if {$w > 0 && $h > 0 && $_first != "" } { |
---|
1401 | if { [info exists _cname2transferFunction($_current)] } { |
---|
1402 | SendCmd "legend $_current $w $h" |
---|
1403 | } |
---|
1404 | } |
---|
1405 | } |
---|
1406 | |
---|
1407 | # |
---|
1408 | # NameTransferFunction -- |
---|
1409 | # |
---|
1410 | # Creates a transfer function name based on the <style> settings in the |
---|
1411 | # library run.xml file. This placeholder will be used later to create |
---|
1412 | # and send the actual transfer function once the data info has been sent |
---|
1413 | # to us by the render server. [We won't know the volume limits until the |
---|
1414 | # server parses the 3D data and sends back the limits via ReceiveData.] |
---|
1415 | # |
---|
1416 | itcl::body Rappture::NanovisViewer::NameTransferFunction { dataobj cname } { |
---|
1417 | array set style { |
---|
1418 | -color BCGYR |
---|
1419 | -levels 6 |
---|
1420 | -markers "" |
---|
1421 | } |
---|
1422 | set tag $dataobj-$cname |
---|
1423 | array set style [lindex [$dataobj components -style $cname] 0] |
---|
1424 | if { ![info exists _cname2transferFunction($cname)] } { |
---|
1425 | # Get the colormap right now, since it doesn't change with marker |
---|
1426 | # changes. |
---|
1427 | set cmap [ColorsToColormap $style(-color)] |
---|
1428 | set amap [list 0.0 0.0 1.0 1.0] |
---|
1429 | set _cname2transferFunction($cname) [list $cmap $amap] |
---|
1430 | SendCmd [list transfunc define $cname $cmap $amap] |
---|
1431 | } |
---|
1432 | SendCmd "volume shading transfunc $cname $tag" |
---|
1433 | if { ![info exists _transferFunctionEditors($cname)] } { |
---|
1434 | set _transferFunctionEditors($cname) \ |
---|
1435 | [Rappture::TransferFunctionEditor ::\#auto $itk_component(legend) \ |
---|
1436 | $cname \ |
---|
1437 | -command [itcl::code $this updateTransferFunctions]] |
---|
1438 | } |
---|
1439 | return $cname |
---|
1440 | } |
---|
1441 | |
---|
1442 | # |
---|
1443 | # ComputeTransferFunction -- |
---|
1444 | # |
---|
1445 | # Computes and sends the transfer function to the render server. It's |
---|
1446 | # assumed that the volume data limits are known and that the global |
---|
1447 | # transfer-functions slider values have been set up. Both parts are |
---|
1448 | # needed to compute the relative value (location) of the marker, and |
---|
1449 | # the alpha map of the transfer function. |
---|
1450 | # |
---|
1451 | itcl::body Rappture::NanovisViewer::ComputeTransferFunction { cname } { |
---|
1452 | foreach {cmap amap} $_cname2transferFunction($cname) break |
---|
1453 | |
---|
1454 | # We have to parse the style attributes for a volume using this |
---|
1455 | # transfer-function *once*. This sets up the initial isomarkers for the |
---|
1456 | # transfer function. The user may add/delete markers, so we have to |
---|
1457 | # maintain a list of markers for each transfer-function. We use the one |
---|
1458 | # of the volumes (the first in the list) using the transfer-function as a |
---|
1459 | # reference. |
---|
1460 | if { ![info exists _parsedFunction($cname)] } { |
---|
1461 | array set style { |
---|
1462 | -color BCGYR |
---|
1463 | -levels 6 |
---|
1464 | -markers "" |
---|
1465 | } |
---|
1466 | # Accumulate the style from all the datasets using it. |
---|
1467 | foreach tag [GetDatasetsWithComponent $cname] { |
---|
1468 | foreach {dataobj cname} [split [lindex $tag 0] -] break |
---|
1469 | array set style [lindex [$dataobj components -style $cname] 0] |
---|
1470 | } |
---|
1471 | eval $_transferFunctionEditors($cname) limits $_limits($cname) |
---|
1472 | # Have to defer creation of isomarkers until we have data limits |
---|
1473 | if { [info exists style(-markers)] && |
---|
1474 | [llength $style(-markers)] > 0 } { |
---|
1475 | ParseMarkersOption $cname $style(-markers) |
---|
1476 | } else { |
---|
1477 | ParseLevelsOption $cname $style(-levels) |
---|
1478 | } |
---|
1479 | |
---|
1480 | } |
---|
1481 | set amap [ComputeAlphamap $cname] |
---|
1482 | set _cname2transferFunction($cname) [list $cmap $amap] |
---|
1483 | SendCmd [list transfunc define $cname $cmap $amap] |
---|
1484 | } |
---|
1485 | |
---|
1486 | itcl::body Rappture::NanovisViewer::AddNewMarker { x y } { |
---|
1487 | if { ![info exists _transferFunctionEditors($_current)] } { |
---|
1488 | continue |
---|
1489 | } |
---|
1490 | # Add a new marker to the current transfer function |
---|
1491 | $_transferFunctionEditors($_current) newMarker $x $y normal |
---|
1492 | $itk_component(legend) itemconfigure labels -fill $itk_option(-plotforeground) |
---|
1493 | } |
---|
1494 | |
---|
1495 | itcl::body Rappture::NanovisViewer::RemoveMarker { x y } { |
---|
1496 | if { ![info exists _transferFunctionEditors($_current)] } { |
---|
1497 | continue |
---|
1498 | } |
---|
1499 | # Add a new marker to the current transfer function |
---|
1500 | $_transferFunctionEditors($_current) deleteMarker $x $y |
---|
1501 | } |
---|
1502 | |
---|
1503 | # ---------------------------------------------------------------------- |
---|
1504 | # CONFIGURATION OPTION: -plotbackground |
---|
1505 | # ---------------------------------------------------------------------- |
---|
1506 | itcl::configbody Rappture::NanovisViewer::plotbackground { |
---|
1507 | if { [isconnected] } { |
---|
1508 | set color $itk_option(-plotbackground) |
---|
1509 | set rgb [Color2RGB $color] |
---|
1510 | SendCmd "screen bgcolor $rgb" |
---|
1511 | $itk_component(legend) configure -background $color |
---|
1512 | } |
---|
1513 | } |
---|
1514 | |
---|
1515 | # ---------------------------------------------------------------------- |
---|
1516 | # CONFIGURATION OPTION: -plotforeground |
---|
1517 | # ---------------------------------------------------------------------- |
---|
1518 | itcl::configbody Rappture::NanovisViewer::plotforeground { |
---|
1519 | if { [isconnected] } { |
---|
1520 | set color $itk_option(-plotforeground) |
---|
1521 | set rgb [Color2RGB $color] |
---|
1522 | SendCmd "volume outline color $rgb" |
---|
1523 | SendCmd "grid axiscolor $rgb" |
---|
1524 | SendCmd "grid linecolor $rgb" |
---|
1525 | $itk_component(legend) itemconfigure labels -fill $color |
---|
1526 | $itk_component(legend) itemconfigure limits -fill $color |
---|
1527 | } |
---|
1528 | } |
---|
1529 | |
---|
1530 | # ---------------------------------------------------------------------- |
---|
1531 | # CONFIGURATION OPTION: -plotoutline |
---|
1532 | # ---------------------------------------------------------------------- |
---|
1533 | itcl::configbody Rappture::NanovisViewer::plotoutline { |
---|
1534 | # Must check if we are connected because this routine is called from the |
---|
1535 | # class body when the -plotoutline itk_option is defined. At that point |
---|
1536 | # the NanovisViewer class constructor hasn't been called, so we can't |
---|
1537 | # start sending commands to visualization server. |
---|
1538 | if { [isconnected] } { |
---|
1539 | if {"" == $itk_option(-plotoutline)} { |
---|
1540 | SendCmd "volume outline state off" |
---|
1541 | } else { |
---|
1542 | SendCmd "volume outline state on" |
---|
1543 | SendCmd "volume outline color [Color2RGB $itk_option(-plotoutline)]" |
---|
1544 | } |
---|
1545 | } |
---|
1546 | } |
---|
1547 | |
---|
1548 | # |
---|
1549 | # The -levels option takes a single value that represents the number |
---|
1550 | # of evenly distributed markers based on the current data range. Each |
---|
1551 | # marker is a relative value from 0.0 to 1.0. |
---|
1552 | # |
---|
1553 | itcl::body Rappture::NanovisViewer::ParseLevelsOption { cname levels } { |
---|
1554 | set c $itk_component(legend) |
---|
1555 | set list {} |
---|
1556 | regsub -all "," $levels " " levels |
---|
1557 | if {[string is int $levels]} { |
---|
1558 | for {set i 1} { $i <= $levels } {incr i} { |
---|
1559 | lappend list [expr {double($i)/($levels+1)}] |
---|
1560 | } |
---|
1561 | } else { |
---|
1562 | foreach x $levels { |
---|
1563 | lappend list $x |
---|
1564 | } |
---|
1565 | } |
---|
1566 | set _parsedFunction($cname) 1 |
---|
1567 | $_transferFunctionEditors($cname) addMarkers $list |
---|
1568 | $itk_component(legend) itemconfigure labels -fill $itk_option(-plotforeground) |
---|
1569 | } |
---|
1570 | |
---|
1571 | # |
---|
1572 | # The -markers option takes a list of zero or more values (the values |
---|
1573 | # may be separated either by spaces or commas) that have the following |
---|
1574 | # format: |
---|
1575 | # |
---|
1576 | # N% Percent of current total data range. Converted to |
---|
1577 | # to a relative value between 0.0 and 1.0. |
---|
1578 | # N Absolute value of marker. If the marker is outside of |
---|
1579 | # the current range, it will be displayed on the outer |
---|
1580 | # edge of the legends, but it range it represents will |
---|
1581 | # not be seen. |
---|
1582 | # |
---|
1583 | itcl::body Rappture::NanovisViewer::ParseMarkersOption { cname markers } { |
---|
1584 | set c $itk_component(legend) |
---|
1585 | set list {} |
---|
1586 | foreach { min max } $_limits($cname) break |
---|
1587 | regsub -all "," $markers " " markers |
---|
1588 | foreach marker $markers { |
---|
1589 | set n [scan $marker "%g%s" value suffix] |
---|
1590 | if { $n == 2 && $suffix == "%" } { |
---|
1591 | # $n% : Set relative value (0..1). |
---|
1592 | lappend list [expr {$value * 0.01}] |
---|
1593 | } else { |
---|
1594 | # $n : absolute value, compute relative |
---|
1595 | lappend list [expr {(double($value)-$min)/($max-$min)]} |
---|
1596 | } |
---|
1597 | } |
---|
1598 | set _parsedFunction($cname) 1 |
---|
1599 | $_transferFunctionEditors($cname) addMarkers $list |
---|
1600 | $itk_component(legend) itemconfigure labels -fill $itk_option(-plotforeground) |
---|
1601 | } |
---|
1602 | |
---|
1603 | itcl::body Rappture::NanovisViewer::updateTransferFunctions {} { |
---|
1604 | $_dispatcher event -idle !send_transfunc |
---|
1605 | } |
---|
1606 | |
---|
1607 | itcl::body Rappture::NanovisViewer::BuildViewTab {} { |
---|
1608 | set fg [option get $itk_component(hull) font Font] |
---|
1609 | #set bfg [option get $itk_component(hull) boldFont Font] |
---|
1610 | |
---|
1611 | set inner [$itk_component(main) insert end \ |
---|
1612 | -title "View Settings" \ |
---|
1613 | -icon [Rappture::icon wrench]] |
---|
1614 | $inner configure -borderwidth 4 |
---|
1615 | |
---|
1616 | checkbutton $inner.axes \ |
---|
1617 | -text "Axes" \ |
---|
1618 | -variable [itcl::scope _settings(-axesvisible)] \ |
---|
1619 | -command [itcl::code $this AdjustSetting -axesvisible] \ |
---|
1620 | -font "Arial 9" |
---|
1621 | |
---|
1622 | checkbutton $inner.grid \ |
---|
1623 | -text "Grid" \ |
---|
1624 | -variable [itcl::scope _settings(-gridvisible)] \ |
---|
1625 | -command [itcl::code $this AdjustSetting -gridvisible] \ |
---|
1626 | -font "Arial 9" |
---|
1627 | |
---|
1628 | checkbutton $inner.outline \ |
---|
1629 | -text "Outline" \ |
---|
1630 | -variable [itcl::scope _settings(-outlinevisible)] \ |
---|
1631 | -command [itcl::code $this AdjustSetting -outlinevisible] \ |
---|
1632 | -font "Arial 9" |
---|
1633 | |
---|
1634 | checkbutton $inner.legend \ |
---|
1635 | -text "Legend" \ |
---|
1636 | -variable [itcl::scope _settings(-legendvisible)] \ |
---|
1637 | -command [itcl::code $this AdjustSetting -legendvisible] \ |
---|
1638 | -font "Arial 9" |
---|
1639 | |
---|
1640 | checkbutton $inner.volume \ |
---|
1641 | -text "Volume" \ |
---|
1642 | -variable [itcl::scope _settings(-volume)] \ |
---|
1643 | -command [itcl::code $this AdjustSetting -volume] \ |
---|
1644 | -font "Arial 9" |
---|
1645 | |
---|
1646 | label $inner.background_l -text "Background" -font "Arial 9" |
---|
1647 | itk_component add background { |
---|
1648 | Rappture::Combobox $inner.background -width 10 -editable no |
---|
1649 | } |
---|
1650 | $inner.background choices insert end \ |
---|
1651 | "black" "black" \ |
---|
1652 | "white" "white" \ |
---|
1653 | "grey" "grey" |
---|
1654 | |
---|
1655 | $itk_component(background) value $_settings(-background) |
---|
1656 | bind $inner.background <<Value>> \ |
---|
1657 | [itcl::code $this AdjustSetting -background] |
---|
1658 | |
---|
1659 | blt::table $inner \ |
---|
1660 | 0,0 $inner.axes -cspan 2 -anchor w \ |
---|
1661 | 1,0 $inner.grid -cspan 2 -anchor w \ |
---|
1662 | 2,0 $inner.outline -cspan 2 -anchor w \ |
---|
1663 | 3,0 $inner.volume -cspan 2 -anchor w \ |
---|
1664 | 4,0 $inner.legend -cspan 2 -anchor w \ |
---|
1665 | 5,0 $inner.background_l -anchor e -pady 2 \ |
---|
1666 | 5,1 $inner.background -fill x |
---|
1667 | |
---|
1668 | blt::table configure $inner r* -resize none |
---|
1669 | blt::table configure $inner r6 -resize expand |
---|
1670 | } |
---|
1671 | |
---|
1672 | itcl::body Rappture::NanovisViewer::BuildVolumeTab {} { |
---|
1673 | set inner [$itk_component(main) insert end \ |
---|
1674 | -title "Volume Settings" \ |
---|
1675 | -icon [Rappture::icon volume-on]] |
---|
1676 | $inner configure -borderwidth 4 |
---|
1677 | |
---|
1678 | set fg [option get $itk_component(hull) font Font] |
---|
1679 | #set bfg [option get $itk_component(hull) boldFont Font] |
---|
1680 | |
---|
1681 | label $inner.lighting_l \ |
---|
1682 | -text "Lighting / Material Properties" \ |
---|
1683 | -font "Arial 9 bold" |
---|
1684 | |
---|
1685 | checkbutton $inner.isosurface -text "Isosurface shading" -font $fg \ |
---|
1686 | -variable [itcl::scope _settings(-isosurfaceshading)] \ |
---|
1687 | -command [itcl::code $this AdjustSetting -isosurfaceshading] |
---|
1688 | |
---|
1689 | checkbutton $inner.light2side -text "Two-sided lighting" -font $fg \ |
---|
1690 | -variable [itcl::scope _settings(-light2side)] \ |
---|
1691 | -command [itcl::code $this AdjustSetting -light2side] |
---|
1692 | |
---|
1693 | checkbutton $inner.visibility -text "Visible" -font $fg \ |
---|
1694 | -variable [itcl::scope _settings(-volumevisible)] \ |
---|
1695 | -command [itcl::code $this AdjustSetting -volumevisible] |
---|
1696 | |
---|
1697 | label $inner.ambient_l -text "Ambient" -font $fg |
---|
1698 | ::scale $inner.ambient -from 0 -to 100 -orient horizontal \ |
---|
1699 | -variable [itcl::scope _settings(-ambient)] \ |
---|
1700 | -showvalue off -command [itcl::code $this AdjustSetting -ambient] \ |
---|
1701 | -troughcolor grey92 |
---|
1702 | |
---|
1703 | label $inner.diffuse_l -text "Diffuse" -font $fg |
---|
1704 | ::scale $inner.diffuse -from 0 -to 100 -orient horizontal \ |
---|
1705 | -variable [itcl::scope _settings(-diffuse)] \ |
---|
1706 | -showvalue off -command [itcl::code $this AdjustSetting -diffuse] \ |
---|
1707 | -troughcolor grey92 |
---|
1708 | |
---|
1709 | label $inner.specularLevel_l -text "Specular" -font $fg |
---|
1710 | ::scale $inner.specularLevel -from 0 -to 100 -orient horizontal \ |
---|
1711 | -variable [itcl::scope _settings(-specularlevel)] \ |
---|
1712 | -showvalue off \ |
---|
1713 | -command [itcl::code $this AdjustSetting -specularlevel] \ |
---|
1714 | -troughcolor grey92 |
---|
1715 | |
---|
1716 | label $inner.specularExponent_l -text "Shininess" -font $fg |
---|
1717 | ::scale $inner.specularExponent -from 10 -to 128 -orient horizontal \ |
---|
1718 | -variable [itcl::scope _settings(-specularexponent)] \ |
---|
1719 | -showvalue off \ |
---|
1720 | -command [itcl::code $this AdjustSetting -specularexponent] \ |
---|
1721 | -troughcolor grey92 |
---|
1722 | |
---|
1723 | # Opacity |
---|
1724 | label $inner.opacity_l -text "Opacity" -font $fg |
---|
1725 | ::scale $inner.opacity -from 0 -to 100 -orient horizontal \ |
---|
1726 | -variable [itcl::scope _settings(-opacity)] \ |
---|
1727 | -showvalue off -command [itcl::code $this AdjustSetting -opacity] \ |
---|
1728 | -troughcolor grey92 |
---|
1729 | |
---|
1730 | label $inner.transferfunction_l \ |
---|
1731 | -text "Transfer Function" -font "Arial 9 bold" |
---|
1732 | |
---|
1733 | # Tooth thickness |
---|
1734 | label $inner.thin -text "Thin" -font $fg |
---|
1735 | ::scale $inner.thickness -from 0 -to 1000 -orient horizontal \ |
---|
1736 | -variable [itcl::scope _settings(-thickness)] \ |
---|
1737 | -showvalue off -command [itcl::code $this AdjustSetting -thickness] \ |
---|
1738 | -troughcolor grey92 |
---|
1739 | label $inner.thick -text "Thick" -font $fg |
---|
1740 | |
---|
1741 | # Colormap |
---|
1742 | label $inner.colormap_l -text "Colormap" -font $fg |
---|
1743 | itk_component add colormap { |
---|
1744 | Rappture::Combobox $inner.colormap -width 10 -editable no |
---|
1745 | } |
---|
1746 | |
---|
1747 | $inner.colormap choices insert end [GetColormapList -includeDefault -includeNone] |
---|
1748 | bind $inner.colormap <<Value>> \ |
---|
1749 | [itcl::code $this AdjustSetting -colormap] |
---|
1750 | $itk_component(colormap) value "default" |
---|
1751 | set _settings(-colormap) "default" |
---|
1752 | |
---|
1753 | # Component |
---|
1754 | label $inner.volcomponents_l -text "Component" -font $fg |
---|
1755 | itk_component add volcomponents { |
---|
1756 | Rappture::Combobox $inner.volcomponents -editable no |
---|
1757 | } |
---|
1758 | bind $inner.volcomponents <<Value>> \ |
---|
1759 | [itcl::code $this AdjustSetting -current] |
---|
1760 | |
---|
1761 | blt::table $inner \ |
---|
1762 | 0,0 $inner.volcomponents_l -anchor e -cspan 2 \ |
---|
1763 | 0,2 $inner.volcomponents -cspan 3 -fill x \ |
---|
1764 | 1,1 $inner.lighting_l -anchor w -cspan 4 \ |
---|
1765 | 2,1 $inner.ambient_l -anchor e \ |
---|
1766 | 2,2 $inner.ambient -cspan 3 -fill x \ |
---|
1767 | 3,1 $inner.diffuse_l -anchor e \ |
---|
1768 | 3,2 $inner.diffuse -cspan 3 -fill x \ |
---|
1769 | 4,1 $inner.specularLevel_l -anchor e \ |
---|
1770 | 4,2 $inner.specularLevel -cspan 3 -fill x \ |
---|
1771 | 5,1 $inner.specularExponent_l -anchor e \ |
---|
1772 | 5,2 $inner.specularExponent -cspan 3 -fill x \ |
---|
1773 | 6,1 $inner.light2side -cspan 3 -anchor w \ |
---|
1774 | 7,1 $inner.visibility -cspan 3 -anchor w \ |
---|
1775 | 8,1 $inner.transferfunction_l -anchor w -cspan 4 \ |
---|
1776 | 9,1 $inner.opacity_l -anchor e \ |
---|
1777 | 9,2 $inner.opacity -cspan 3 -fill x \ |
---|
1778 | 10,1 $inner.colormap_l -anchor e \ |
---|
1779 | 10,2 $inner.colormap -padx 2 -cspan 3 -fill x \ |
---|
1780 | 11,1 $inner.thin -anchor e \ |
---|
1781 | 11,2 $inner.thickness -cspan 2 -fill x \ |
---|
1782 | 11,4 $inner.thick -anchor w |
---|
1783 | |
---|
1784 | blt::table configure $inner c* r* -resize none |
---|
1785 | blt::table configure $inner r* -pady { 2 0 } |
---|
1786 | blt::table configure $inner c2 c3 r12 -resize expand |
---|
1787 | blt::table configure $inner c0 -width .1i |
---|
1788 | } |
---|
1789 | |
---|
1790 | itcl::body Rappture::NanovisViewer::BuildCutplanesTab {} { |
---|
1791 | set inner [$itk_component(main) insert end \ |
---|
1792 | -title "Cutplane Settings" \ |
---|
1793 | -icon [Rappture::icon cutbutton]] |
---|
1794 | $inner configure -borderwidth 4 |
---|
1795 | |
---|
1796 | checkbutton $inner.visible \ |
---|
1797 | -text "Show Cutplanes" \ |
---|
1798 | -variable [itcl::scope _settings(-cutplanesvisible)] \ |
---|
1799 | -command [itcl::code $this AdjustSetting -cutplanesvisible] \ |
---|
1800 | -font "Arial 9" |
---|
1801 | |
---|
1802 | # X-value slicer... |
---|
1803 | itk_component add xCutButton { |
---|
1804 | Rappture::PushButton $inner.xbutton \ |
---|
1805 | -onimage [Rappture::icon x-cutplane] \ |
---|
1806 | -offimage [Rappture::icon x-cutplane] \ |
---|
1807 | -command [itcl::code $this AdjustSetting -xcutplanevisible] \ |
---|
1808 | -variable [itcl::scope _settings(-xcutplanevisible)] |
---|
1809 | } |
---|
1810 | Rappture::Tooltip::for $itk_component(xCutButton) \ |
---|
1811 | "Toggle the X cut plane on/off" |
---|
1812 | $itk_component(xCutButton) select |
---|
1813 | |
---|
1814 | itk_component add xCutScale { |
---|
1815 | ::scale $inner.xval -from 100 -to 0 \ |
---|
1816 | -width 10 -orient vertical -showvalue off \ |
---|
1817 | -borderwidth 1 -highlightthickness 0 \ |
---|
1818 | -command [itcl::code $this Slice move x] \ |
---|
1819 | -variable [itcl::scope _settings(-xcutplaneposition)] |
---|
1820 | } { |
---|
1821 | usual |
---|
1822 | ignore -borderwidth -highlightthickness |
---|
1823 | } |
---|
1824 | # Set the default cutplane value before disabling the scale. |
---|
1825 | $itk_component(xCutScale) set 50 |
---|
1826 | $itk_component(xCutScale) configure -state disabled |
---|
1827 | Rappture::Tooltip::for $itk_component(xCutScale) \ |
---|
1828 | "@[itcl::code $this SlicerTip x]" |
---|
1829 | |
---|
1830 | # Y-value slicer... |
---|
1831 | itk_component add yCutButton { |
---|
1832 | Rappture::PushButton $inner.ybutton \ |
---|
1833 | -onimage [Rappture::icon y-cutplane] \ |
---|
1834 | -offimage [Rappture::icon y-cutplane] \ |
---|
1835 | -command [itcl::code $this AdjustSetting -ycutplanevisible] \ |
---|
1836 | -variable [itcl::scope _settings(-ycutplanevisible)] |
---|
1837 | } |
---|
1838 | Rappture::Tooltip::for $itk_component(yCutButton) \ |
---|
1839 | "Toggle the Y cut plane on/off" |
---|
1840 | $itk_component(yCutButton) select |
---|
1841 | |
---|
1842 | itk_component add yCutScale { |
---|
1843 | ::scale $inner.yval -from 100 -to 0 \ |
---|
1844 | -width 10 -orient vertical -showvalue off \ |
---|
1845 | -borderwidth 1 -highlightthickness 0 \ |
---|
1846 | -command [itcl::code $this Slice move y] \ |
---|
1847 | -variable [itcl::scope _settings(-ycutplaneposition)] |
---|
1848 | } { |
---|
1849 | usual |
---|
1850 | ignore -borderwidth -highlightthickness |
---|
1851 | } |
---|
1852 | Rappture::Tooltip::for $itk_component(yCutScale) \ |
---|
1853 | "@[itcl::code $this SlicerTip y]" |
---|
1854 | # Set the default cutplane value before disabling the scale. |
---|
1855 | $itk_component(yCutScale) set 50 |
---|
1856 | $itk_component(yCutScale) configure -state disabled |
---|
1857 | |
---|
1858 | # Z-value slicer... |
---|
1859 | itk_component add zCutButton { |
---|
1860 | Rappture::PushButton $inner.zbutton \ |
---|
1861 | -onimage [Rappture::icon z-cutplane] \ |
---|
1862 | -offimage [Rappture::icon z-cutplane] \ |
---|
1863 | -command [itcl::code $this AdjustSetting -zcutplanevisible] \ |
---|
1864 | -variable [itcl::scope _settings(-zcutplanevisible)] |
---|
1865 | } |
---|
1866 | Rappture::Tooltip::for $itk_component(zCutButton) \ |
---|
1867 | "Toggle the Z cut plane on/off" |
---|
1868 | $itk_component(zCutButton) select |
---|
1869 | |
---|
1870 | itk_component add zCutScale { |
---|
1871 | ::scale $inner.zval -from 100 -to 0 \ |
---|
1872 | -width 10 -orient vertical -showvalue off \ |
---|
1873 | -borderwidth 1 -highlightthickness 0 \ |
---|
1874 | -command [itcl::code $this Slice move z] \ |
---|
1875 | -variable [itcl::scope _settings(-zcutplaneposition)] |
---|
1876 | } { |
---|
1877 | usual |
---|
1878 | ignore -borderwidth -highlightthickness |
---|
1879 | } |
---|
1880 | $itk_component(zCutScale) set 50 |
---|
1881 | $itk_component(zCutScale) configure -state disabled |
---|
1882 | Rappture::Tooltip::for $itk_component(zCutScale) \ |
---|
1883 | "@[itcl::code $this SlicerTip z]" |
---|
1884 | |
---|
1885 | blt::table $inner \ |
---|
1886 | 0,1 $inner.visible -anchor w -pady 2 -cspan 4 \ |
---|
1887 | 1,1 $itk_component(xCutScale) \ |
---|
1888 | 1,2 $itk_component(yCutScale) \ |
---|
1889 | 1,3 $itk_component(zCutScale) \ |
---|
1890 | 2,1 $itk_component(xCutButton) \ |
---|
1891 | 2,2 $itk_component(yCutButton) \ |
---|
1892 | 2,3 $itk_component(zCutButton) |
---|
1893 | |
---|
1894 | blt::table configure $inner r0 r1 r2 c* -resize none |
---|
1895 | blt::table configure $inner r3 c4 -resize expand |
---|
1896 | blt::table configure $inner c0 -width 2 |
---|
1897 | blt::table configure $inner c1 c2 c3 -padx 2 |
---|
1898 | } |
---|
1899 | |
---|
1900 | itcl::body Rappture::NanovisViewer::BuildCameraTab {} { |
---|
1901 | set inner [$itk_component(main) insert end \ |
---|
1902 | -title "Camera Settings" \ |
---|
1903 | -icon [Rappture::icon camera]] |
---|
1904 | $inner configure -borderwidth 4 |
---|
1905 | |
---|
1906 | label $inner.view_l -text "view" -font "Arial 9" |
---|
1907 | set f [frame $inner.view] |
---|
1908 | foreach side { front back left right top bottom } { |
---|
1909 | button $f.$side -image [Rappture::icon view$side] \ |
---|
1910 | -command [itcl::code $this SetOrientation $side] |
---|
1911 | Rappture::Tooltip::for $f.$side "Change the view to $side" |
---|
1912 | pack $f.$side -side left |
---|
1913 | } |
---|
1914 | |
---|
1915 | blt::table $inner \ |
---|
1916 | 0,0 $inner.view_l -anchor e -pady 2 \ |
---|
1917 | 0,1 $inner.view -anchor w -pady 2 |
---|
1918 | blt::table configure $inner r0 -resize none |
---|
1919 | |
---|
1920 | set row 1 |
---|
1921 | set labels { qw qx qy qz xpan ypan zoom } |
---|
1922 | foreach tag $labels { |
---|
1923 | label $inner.${tag}label -text $tag -font "Arial 9" |
---|
1924 | entry $inner.${tag} -font "Arial 9" -bg white \ |
---|
1925 | -textvariable [itcl::scope _settings(-$tag)] |
---|
1926 | bind $inner.${tag} <Return> \ |
---|
1927 | [itcl::code $this camera set -${tag}] |
---|
1928 | bind $inner.${tag} <KP_Enter> \ |
---|
1929 | [itcl::code $this camera set -${tag}] |
---|
1930 | blt::table $inner \ |
---|
1931 | $row,0 $inner.${tag}label -anchor e -pady 2 \ |
---|
1932 | $row,1 $inner.${tag} -anchor w -pady 2 |
---|
1933 | blt::table configure $inner r$row -resize none |
---|
1934 | incr row |
---|
1935 | } |
---|
1936 | |
---|
1937 | blt::table configure $inner c* -resize none |
---|
1938 | blt::table configure $inner c2 -resize expand |
---|
1939 | blt::table configure $inner r$row -resize expand |
---|
1940 | } |
---|
1941 | |
---|
1942 | # ---------------------------------------------------------------------- |
---|
1943 | # USAGE: Slice move x|y|z <newval> |
---|
1944 | # |
---|
1945 | # Called automatically when the user drags the slider to move the |
---|
1946 | # cut plane that slices 3D data. Gets the current value from the |
---|
1947 | # slider and moves the cut plane to the appropriate point in the |
---|
1948 | # data set. |
---|
1949 | # ---------------------------------------------------------------------- |
---|
1950 | itcl::body Rappture::NanovisViewer::Slice {option args} { |
---|
1951 | switch -- $option { |
---|
1952 | move { |
---|
1953 | if {[llength $args] != 2} { |
---|
1954 | error "wrong # args: should be \"Slice move x|y|z newval\"" |
---|
1955 | } |
---|
1956 | set axis [lindex $args 0] |
---|
1957 | set newval [lindex $args 1] |
---|
1958 | |
---|
1959 | set newpos [expr {0.01*$newval}] |
---|
1960 | set datasets [CurrentDatasets -cutplanes] |
---|
1961 | set tag [lindex $datasets 0] |
---|
1962 | SendCmd "cutplane position $newpos $axis $tag" |
---|
1963 | } |
---|
1964 | default { |
---|
1965 | error "bad option \"$option\": should be axis, move, or volume" |
---|
1966 | } |
---|
1967 | } |
---|
1968 | } |
---|
1969 | |
---|
1970 | # ---------------------------------------------------------------------- |
---|
1971 | # USAGE: SlicerTip <axis> |
---|
1972 | # |
---|
1973 | # Used internally to generate a tooltip for the x/y/z slicer controls. |
---|
1974 | # Returns a message that includes the current slicer value. |
---|
1975 | # ---------------------------------------------------------------------- |
---|
1976 | itcl::body Rappture::NanovisViewer::SlicerTip {axis} { |
---|
1977 | set val [$itk_component(${axis}CutScale) get] |
---|
1978 | return "Move the [string toupper $axis] cut plane.\nCurrently: $axis = $val%" |
---|
1979 | } |
---|
1980 | |
---|
1981 | itcl::body Rappture::NanovisViewer::DoResize {} { |
---|
1982 | $_arcball resize $_width $_height |
---|
1983 | SendCmd "screen size $_width $_height" |
---|
1984 | set _resizePending 0 |
---|
1985 | } |
---|
1986 | |
---|
1987 | itcl::body Rappture::NanovisViewer::EventuallyResize { w h } { |
---|
1988 | set _width $w |
---|
1989 | set _height $h |
---|
1990 | $_arcball resize $w $h |
---|
1991 | if { !$_resizePending } { |
---|
1992 | $_dispatcher event -idle !resize |
---|
1993 | set _resizePending 1 |
---|
1994 | } |
---|
1995 | } |
---|
1996 | |
---|
1997 | itcl::body Rappture::NanovisViewer::EventuallyRedrawLegend {} { |
---|
1998 | if { !$_resizeLegendPending } { |
---|
1999 | $_dispatcher event -idle !legend |
---|
2000 | set _resizeLegendPending 1 |
---|
2001 | } |
---|
2002 | } |
---|
2003 | |
---|
2004 | # camera -- |
---|
2005 | # |
---|
2006 | itcl::body Rappture::NanovisViewer::camera {option args} { |
---|
2007 | switch -- $option { |
---|
2008 | "show" { |
---|
2009 | puts [array get _view] |
---|
2010 | } |
---|
2011 | "set" { |
---|
2012 | set what [lindex $args 0] |
---|
2013 | set x $_settings($what) |
---|
2014 | set code [catch { string is double $x } result] |
---|
2015 | if { $code != 0 || !$result } { |
---|
2016 | set _settings($what) $_view($what) |
---|
2017 | return |
---|
2018 | } |
---|
2019 | switch -- $what { |
---|
2020 | "-xpan" - "-ypan" { |
---|
2021 | set _view($what) $_settings($what) |
---|
2022 | PanCamera |
---|
2023 | } |
---|
2024 | "-qx" - "-qy" - "-qz" - "-qw" { |
---|
2025 | set _view($what) $_settings($what) |
---|
2026 | set q [ViewToQuaternion] |
---|
2027 | $_arcball quaternion $q |
---|
2028 | SendCmd "camera orient $q" |
---|
2029 | } |
---|
2030 | "-zoom" { |
---|
2031 | set _view($what) $_settings($what) |
---|
2032 | SendCmd "camera zoom $_view($what)" |
---|
2033 | } |
---|
2034 | } |
---|
2035 | } |
---|
2036 | } |
---|
2037 | } |
---|
2038 | |
---|
2039 | itcl::body Rappture::NanovisViewer::GetVtkData { args } { |
---|
2040 | # FIXME: We can only put one component of one dataset in a single |
---|
2041 | # VTK file. To download all components/results, we would need |
---|
2042 | # to put them in an archive (e.g. zip or tar file) |
---|
2043 | if { $_first != "" && $_current != "" } { |
---|
2044 | set bytes [$_first vtkdata $_current] |
---|
2045 | return [list .vtk $bytes] |
---|
2046 | } |
---|
2047 | puts stderr "Failed to get vtkdata" |
---|
2048 | return "" |
---|
2049 | } |
---|
2050 | |
---|
2051 | itcl::body Rappture::NanovisViewer::GetImage { args } { |
---|
2052 | if { [image width $_image(download)] > 0 && |
---|
2053 | [image height $_image(download)] > 0 } { |
---|
2054 | set bytes [$_image(download) data -format "jpeg -quality 100"] |
---|
2055 | set bytes [Rappture::encoding::decode -as b64 $bytes] |
---|
2056 | return [list .jpg $bytes] |
---|
2057 | } |
---|
2058 | return "" |
---|
2059 | } |
---|
2060 | |
---|
2061 | itcl::body Rappture::NanovisViewer::BuildDownloadPopup { popup command } { |
---|
2062 | Rappture::Balloon $popup \ |
---|
2063 | -title "[Rappture::filexfer::label downloadWord] as..." |
---|
2064 | set inner [$popup component inner] |
---|
2065 | label $inner.summary -text "" -anchor w |
---|
2066 | |
---|
2067 | radiobutton $inner.vtk_button -text "VTK data file" \ |
---|
2068 | -variable [itcl::scope _downloadPopup(format)] \ |
---|
2069 | -font "Arial 9" \ |
---|
2070 | -value vtk |
---|
2071 | Rappture::Tooltip::for $inner.vtk_button "Save as VTK data file." |
---|
2072 | |
---|
2073 | radiobutton $inner.image_button -text "Image File" \ |
---|
2074 | -variable [itcl::scope _downloadPopup(format)] \ |
---|
2075 | -font "Arial 9 " \ |
---|
2076 | -value image |
---|
2077 | Rappture::Tooltip::for $inner.image_button \ |
---|
2078 | "Save as digital image." |
---|
2079 | |
---|
2080 | button $inner.ok -text "Save" \ |
---|
2081 | -highlightthickness 0 -pady 2 -padx 3 \ |
---|
2082 | -command $command \ |
---|
2083 | -compound left \ |
---|
2084 | -image [Rappture::icon download] |
---|
2085 | |
---|
2086 | button $inner.cancel -text "Cancel" \ |
---|
2087 | -highlightthickness 0 -pady 2 -padx 3 \ |
---|
2088 | -command [list $popup deactivate] \ |
---|
2089 | -compound left \ |
---|
2090 | -image [Rappture::icon cancel] |
---|
2091 | |
---|
2092 | blt::table $inner \ |
---|
2093 | 0,0 $inner.summary -cspan 2 \ |
---|
2094 | 1,0 $inner.vtk_button -anchor w -cspan 2 -padx { 4 0 } \ |
---|
2095 | 2,0 $inner.image_button -anchor w -cspan 2 -padx { 4 0 } \ |
---|
2096 | 4,1 $inner.cancel -width .9i -fill y \ |
---|
2097 | 4,0 $inner.ok -padx 2 -width .9i -fill y |
---|
2098 | blt::table configure $inner r3 -height 4 |
---|
2099 | blt::table configure $inner r4 -pady 4 |
---|
2100 | raise $inner.image_button |
---|
2101 | $inner.vtk_button invoke |
---|
2102 | return $inner |
---|
2103 | } |
---|
2104 | |
---|
2105 | itcl::body Rappture::NanovisViewer::SetOrientation { side } { |
---|
2106 | array set positions { |
---|
2107 | front "1 0 0 0" |
---|
2108 | back "0 0 1 0" |
---|
2109 | left "0.707107 0 -0.707107 0" |
---|
2110 | right "0.707107 0 0.707107 0" |
---|
2111 | top "0.707107 -0.707107 0 0" |
---|
2112 | bottom "0.707107 0.707107 0 0" |
---|
2113 | } |
---|
2114 | foreach name { -qw -qx -qy -qz } value $positions($side) { |
---|
2115 | set _view($name) $value |
---|
2116 | } |
---|
2117 | set q [ViewToQuaternion] |
---|
2118 | $_arcball quaternion $q |
---|
2119 | SendCmd "camera orient $q" |
---|
2120 | SendCmd "camera reset" |
---|
2121 | set _view(-xpan) 0 |
---|
2122 | set _view(-ypan) 0 |
---|
2123 | set _view(-zoom) 1.0 |
---|
2124 | set _settings(-xpan) $_view(-xpan) |
---|
2125 | set _settings(-ypan) $_view(-ypan) |
---|
2126 | set _settings(-zoom) $_view(-zoom) |
---|
2127 | } |
---|
2128 | |
---|
2129 | # |
---|
2130 | # InitComponentSettings -- |
---|
2131 | # |
---|
2132 | # Initializes the volume settings for a specific component. This should |
---|
2133 | # match what's used as global settings above. This is called the first |
---|
2134 | # time we try to switch to a given component in SwitchComponent below. |
---|
2135 | # |
---|
2136 | itcl::body Rappture::NanovisViewer::InitComponentSettings { cname } { |
---|
2137 | foreach {key value} { |
---|
2138 | -ambient 60 |
---|
2139 | -colormap "default" |
---|
2140 | -diffuse 40 |
---|
2141 | -light2side 1 |
---|
2142 | -opacity 50 |
---|
2143 | -specularexponent 90 |
---|
2144 | -specularlevel 30 |
---|
2145 | -thickness 350 |
---|
2146 | -volumevisible 1 |
---|
2147 | } { |
---|
2148 | set _settings($cname${key}) $value |
---|
2149 | } |
---|
2150 | } |
---|
2151 | |
---|
2152 | # |
---|
2153 | # SwitchComponent -- |
---|
2154 | # |
---|
2155 | # This is called when the current component is changed by the dropdown |
---|
2156 | # menu in the volume tab. It synchronizes the global volume settings |
---|
2157 | # with the settings of the new current component. |
---|
2158 | # |
---|
2159 | itcl::body Rappture::NanovisViewer::SwitchComponent { cname } { |
---|
2160 | if { ![info exists _settings($cname-ambient)] } { |
---|
2161 | InitComponentSettings $cname |
---|
2162 | } |
---|
2163 | # _settings variables change widgets, except for colormap |
---|
2164 | set _settings(-ambient) $_settings($cname-ambient) |
---|
2165 | set _settings(-colormap) $_settings($cname-colormap) |
---|
2166 | set _settings(-diffuse) $_settings($cname-diffuse) |
---|
2167 | set _settings(-light2side) $_settings($cname-light2side) |
---|
2168 | set _settings(-opacity) $_settings($cname-opacity) |
---|
2169 | set _settings(-specularexponent) $_settings($cname-specularexponent) |
---|
2170 | set _settings(-specularlevel) $_settings($cname-specularlevel) |
---|
2171 | set _settings(-thickness) $_settings($cname-thickness) |
---|
2172 | set _settings(-volumevisible) $_settings($cname-volumevisible) |
---|
2173 | $itk_component(colormap) value $_settings($cname-colormap) |
---|
2174 | set _current $cname; # Reset the current component |
---|
2175 | } |
---|
2176 | |
---|
2177 | # |
---|
2178 | # BuildVolumeComponents -- |
---|
2179 | # |
---|
2180 | # This is called from the "scale" method which is called when a new |
---|
2181 | # dataset is added or deleted. It repopulates the dropdown menu of |
---|
2182 | # volume component names. It sets the current component to the first |
---|
2183 | # component in the list (of components found). Finally, if there is |
---|
2184 | # only one component, don't display the label or the combobox in the |
---|
2185 | # volume settings tab. |
---|
2186 | # |
---|
2187 | itcl::body Rappture::NanovisViewer::BuildVolumeComponents {} { |
---|
2188 | $itk_component(volcomponents) choices delete 0 end |
---|
2189 | foreach name $_componentsList { |
---|
2190 | $itk_component(volcomponents) choices insert end $name $name |
---|
2191 | } |
---|
2192 | set _current [lindex $_componentsList 0] |
---|
2193 | $itk_component(volcomponents) value $_current |
---|
2194 | set parent [winfo parent $itk_component(volcomponents)] |
---|
2195 | if { [llength $_componentsList] <= 1 } { |
---|
2196 | # Unpack the components label and dropdown if there's only one |
---|
2197 | # component. |
---|
2198 | blt::table forget $parent.volcomponents_l $parent.volcomponents |
---|
2199 | } else { |
---|
2200 | # Pack the components label and dropdown into the table there's |
---|
2201 | # more than one component to select. |
---|
2202 | blt::table $parent \ |
---|
2203 | 0,0 $parent.volcomponents_l -anchor e -cspan 2 \ |
---|
2204 | 0,2 $parent.volcomponents -cspan 3 -fill x |
---|
2205 | } |
---|
2206 | } |
---|
2207 | |
---|
2208 | # |
---|
2209 | # GetDatasetsWithComponents -- |
---|
2210 | # |
---|
2211 | # Returns a list of all the datasets (known by the combination of their |
---|
2212 | # data object and component name) that match the given component name. |
---|
2213 | # For example, this is used where we want to change the settings of |
---|
2214 | # volumes that have the current component. |
---|
2215 | # |
---|
2216 | itcl::body Rappture::NanovisViewer::GetDatasetsWithComponent { cname } { |
---|
2217 | if { ![info exists _volcomponents($cname)] } { |
---|
2218 | return "" |
---|
2219 | } |
---|
2220 | set list "" |
---|
2221 | foreach tag $_volcomponents($cname) { |
---|
2222 | if { ![info exists _serverDatasets($tag)] } { |
---|
2223 | continue |
---|
2224 | } |
---|
2225 | lappend list $tag |
---|
2226 | } |
---|
2227 | return $list |
---|
2228 | } |
---|
2229 | |
---|
2230 | # |
---|
2231 | # HideAllMarkers -- |
---|
2232 | # |
---|
2233 | # Hide all the markers in all the transfer functions. Can't simply |
---|
2234 | # delete and recreate markers from the <style> since the user may have |
---|
2235 | # created, deleted, or moved markers. |
---|
2236 | # |
---|
2237 | itcl::body Rappture::NanovisViewer::HideAllMarkers {} { |
---|
2238 | foreach cname [array names _transferFunctionEditors] { |
---|
2239 | $_transferFunctionEditors($cname) hideMarkers |
---|
2240 | } |
---|
2241 | } |
---|
2242 | |
---|
2243 | itcl::body Rappture::NanovisViewer::GetColormap { cname color } { |
---|
2244 | if { $color == "default" } { |
---|
2245 | return $_cname2defaultcolormap($cname) |
---|
2246 | } |
---|
2247 | return [ColorsToColormap $color] |
---|
2248 | } |
---|
2249 | |
---|
2250 | itcl::body Rappture::NanovisViewer::ResetColormap { cname color } { |
---|
2251 | # Get the current transfer function |
---|
2252 | if { ![info exists _cname2transferFunction($cname)] } { |
---|
2253 | return |
---|
2254 | } |
---|
2255 | foreach { cmap amap } $_cname2transferFunction($cname) break |
---|
2256 | set cmap [GetColormap $cname $color] |
---|
2257 | set _cname2transferFunction($cname) [list $cmap $amap] |
---|
2258 | SendCmd [list transfunc define $cname $cmap $amap] |
---|
2259 | EventuallyRedrawLegend |
---|
2260 | } |
---|
2261 | |
---|
2262 | itcl::body Rappture::NanovisViewer::ComputeAlphamap { cname } { |
---|
2263 | if { ![info exists _transferFunctionEditors($cname)] } { |
---|
2264 | return [list 0.0 0.0 1.0 1.0] |
---|
2265 | } |
---|
2266 | if { ![info exists _settings($cname-ambient)] } { |
---|
2267 | InitComponentSettings $cname |
---|
2268 | } |
---|
2269 | |
---|
2270 | set isovalues [$_transferFunctionEditors($cname) values] |
---|
2271 | |
---|
2272 | # Transfer function should be normalized with [0,1] range |
---|
2273 | # The volume shading opacity setting is used to scale opacity |
---|
2274 | # in the volume shader. |
---|
2275 | set max 1.0 |
---|
2276 | |
---|
2277 | # Use the component-wise thickness setting from the slider |
---|
2278 | # settings widget |
---|
2279 | # Scale values between 0.00001 and 0.01000 |
---|
2280 | set delta [expr {double($_settings($cname-thickness)) * 0.0001}] |
---|
2281 | |
---|
2282 | set first [lindex $isovalues 0] |
---|
2283 | set last [lindex $isovalues end] |
---|
2284 | set amap "" |
---|
2285 | if { $first == "" || $first != 0.0 } { |
---|
2286 | lappend amap 0.0 0.0 |
---|
2287 | } |
---|
2288 | foreach x $isovalues { |
---|
2289 | set x1 [expr {$x-$delta-0.00001}] |
---|
2290 | set x2 [expr {$x-$delta}] |
---|
2291 | set x3 [expr {$x+$delta}] |
---|
2292 | set x4 [expr {$x+$delta+0.00001}] |
---|
2293 | if { $x1 < 0.0 } { |
---|
2294 | set x1 0.0 |
---|
2295 | } elseif { $x1 > 1.0 } { |
---|
2296 | set x1 1.0 |
---|
2297 | } |
---|
2298 | if { $x2 < 0.0 } { |
---|
2299 | set x2 0.0 |
---|
2300 | } elseif { $x2 > 1.0 } { |
---|
2301 | set x2 1.0 |
---|
2302 | } |
---|
2303 | if { $x3 < 0.0 } { |
---|
2304 | set x3 0.0 |
---|
2305 | } elseif { $x3 > 1.0 } { |
---|
2306 | set x3 1.0 |
---|
2307 | } |
---|
2308 | if { $x4 < 0.0 } { |
---|
2309 | set x4 0.0 |
---|
2310 | } elseif { $x4 > 1.0 } { |
---|
2311 | set x4 1.0 |
---|
2312 | } |
---|
2313 | # add spikes in the middle |
---|
2314 | lappend amap $x1 0.0 |
---|
2315 | lappend amap $x2 $max |
---|
2316 | lappend amap $x3 $max |
---|
2317 | lappend amap $x4 0.0 |
---|
2318 | } |
---|
2319 | if { $last == "" || $last != 1.0 } { |
---|
2320 | lappend amap 1.0 0.0 |
---|
2321 | } |
---|
2322 | return $amap |
---|
2323 | } |
---|
2324 | |
---|
2325 | itcl::body Rappture::NanovisViewer::SetObjectStyle { dataobj cname } { |
---|
2326 | array set style { |
---|
2327 | -opacity 0.5 |
---|
2328 | } |
---|
2329 | array set style [lindex [$dataobj components -style $cname] 0] |
---|
2330 | # Some tools erroneously set -opacity to 1 in style, so |
---|
2331 | # override the requested opacity for now |
---|
2332 | set style(-opacity) 0.5 |
---|
2333 | set _settings($cname-opacity) [expr $style(-opacity) * 100.0] |
---|
2334 | set tag $dataobj-$cname |
---|
2335 | SendCmd "volume shading opacity $style(-opacity) $tag" |
---|
2336 | NameTransferFunction $dataobj $cname |
---|
2337 | } |
---|