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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <vector>
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4 #include <QtGui>
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5 #include "ui.h"
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6 #include "ui_maingl.h"
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7 #include "ui_sliceview.h"
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8 #include "ui_xferview.h"
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9
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10
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11 static Volume *volume;
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12 std::vector<QGLWidget*> glwlist;
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13
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14 MainWindow::MainWindow()
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15 {
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16 setWindowTitle("Volume Renderer");
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17 #ifdef __APPLE__
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18 setWindowIcon(QIcon("data/icons/icon-crap.icns"));
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19 #endif
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20
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21 // OpenGL view (this must be initialized first)
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22 maingl = new MainGLView;
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23 setCentralWidget(maingl);
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24 glwlist.push_back(maingl);
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25
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26 // slice view sub-window
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27 sidewin = new SideWindow;
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28 sidewin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
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29 sidewin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);
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30 addDockWidget(Qt::LeftDockWidgetArea, sidewin);
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31
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32 // transfer function sub-window
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33 xferwin = new XFerWin;
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34 xferwin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
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35 xferwin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);
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36 addDockWidget(Qt::LeftDockWidgetArea, xferwin);
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37
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38 // actions
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39 QAction *act_open = new QAction(qApp->style()->standardIcon(QStyle::SP_DialogOpenButton), "&Open...", this);
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40 act_open->setStatusTip("Open a volume dataset");
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41 act_open->setShortcut(QKeySequence::Open);
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42 QObject::connect(act_open, SIGNAL(triggered()), this, SLOT(open_volume()));
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43
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44 QAction *act_quit = new QAction(qApp->style()->standardIcon(QStyle::SP_DialogCloseButton), "&Quit", this);
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45 act_quit->setStatusTip("Exit program");
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46 //act_quit->setShortcut(QKeySequence::Quit);
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47 act_quit->setShortcut(QKeySequence(tr("Ctrl+Q", "File|Quit")));
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48 QObject::connect(act_quit, SIGNAL(triggered()), this, SLOT(close()));
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49
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50 // menus
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51 QMenu *mfile = menuBar()->addMenu("&File");
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52 mfile->addAction(act_open);
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53 mfile->addAction(act_quit);
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54
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55 // toolbars
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56 QToolBar *tfile = addToolBar("&File");
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57 tfile->addAction(act_open);
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58
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59 statusBar();
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60 show();
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61 }
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62
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63 void MainWindow::open_volume()
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64 {
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65 QString fname = QFileDialog::getOpenFileName(this, "Open volume dataset", QString(), "Volume descriptors (*.vol)");
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66 if(!fname.isNull()) {
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67 Volume *vol = new Volume;
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68
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69 if(vol->load(qPrintable(fname))) {
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70 delete volume;
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71 volume = vol;
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72 volray_setvolume(vol);
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73 post_redisplay();
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74 } else {
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75 delete vol;
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76 }
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77 }
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78 }
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79
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80
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81 SideWindow::SideWindow()
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82 {
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83 QGroupBox *group_slice = new QGroupBox("Volume slice");
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84 {
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85 slice_view = new SliceGLView(glwlist[0]);
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86 glwlist.push_back(slice_view);
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87
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88 QCheckBox *chk_clip = new QCheckBox("clip");
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89 chk_clip->setStatusTip("Enable clipping at the current slice");
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90 chk_clip->setChecked(false);
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91 connect(chk_clip, SIGNAL(stateChanged(int)), this, SLOT(clip_change(int)));
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92
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93 QSlider *zslider = new QSlider(Qt::Horizontal);
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94 zslider->setStatusTip("Change current Z slice");
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95 zslider->setRange(0, 256);
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96 zslider->setValue(volray_getvalue(VolRayOpt::ZCURSOR) * 256.0);
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97 connect(zslider, SIGNAL(valueChanged(int)), this, SLOT(zslider_change(int)));
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98
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99 QVBoxLayout *vbox = new QVBoxLayout;
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100 vbox->addWidget(slice_view);
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101 vbox->addWidget(chk_clip);
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102 vbox->addWidget(zslider);
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103
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104 group_slice->setLayout(vbox);
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105 }
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106
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107 QWidget *win = new QWidget;
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108 setWidget(win);
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109
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110 QVBoxLayout *vbox = new QVBoxLayout;
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111 vbox->addWidget(group_slice);
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112 vbox->addStretch();
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113
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114 win->setLayout(vbox);
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115 }
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116
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117 void SideWindow::zslider_change(int val)
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118 {
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119 volray_setvalue(VolRayOpt::ZCURSOR, (float)val / 256.0);
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120 }
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121
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122 void SideWindow::clip_change(int checked)
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123 {
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124 volray_setvalue(VolRayOpt::ZCLIP, checked);
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125 }
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126
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127
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128 XFerWin::XFerWin()
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129 {
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130 QGroupBox *group_xfer = new QGroupBox("Transfer function");
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131 {
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132 XFerGLView *xfer_view = new XFerGLView(glwlist[0]);
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133 glwlist.push_back(xfer_view);
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134
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135 QVBoxLayout *vbox = new QVBoxLayout;
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136 vbox->addWidget(xfer_view);
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137
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138 group_xfer->setLayout(vbox);
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139 }
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140
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141 QWidget *win = new QWidget;
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142 setWidget(win);
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143
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144 QVBoxLayout *vbox = new QVBoxLayout;
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145 vbox->addWidget(group_xfer);
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146 vbox->addStretch();
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147
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148 win->setLayout(vbox);
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149 }
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150
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151
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152 void post_redisplay()
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153 {
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154 for(auto glw : glwlist) {
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155 glw->updateGL();
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156 }
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157 }
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