git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@9604 383ad7c9-94d9-4d36-a494-682f7c89f535

CMakeLists.txt

+include (plugin)
+openflipper_plugin ()

Plugin-Slice.pro

+################################################################################
+#
+################################################################################
+
+include( $$TOPDIR/qmake/all.include )
+
+Plugin()
+
+DIRECTORIES = .
+
+# Input
+HEADERS += $$getFilesFromDir($$DIRECTORIES,*.hh)
+SOURCES += $$getFilesFromDir($$DIRECTORIES,*.cc)
+FORMS     += $$getFilesFromDir($$DIRECTORIES,*.ui)
+
+################################################################################
+

SlicePlugin.cc

+
+#include <QtGui>
+
+#include "SlicePlugin.hh"
+
+#include <iostream>
+
+#include "OpenFlipper/BasePlugin/PluginFunctions.hh"
+
+
+void SlicePlugin::initializePlugin(){
+  //init the slice node
+  node_ = new ACG::SceneGraph::ClippingNode(0,"Clipping Node");
+
+ 
+  PluginFunctions::addObjectRenderingNode( node_ );
+
+  node_->set_status( ACG::SceneGraph::BaseNode::HideNode );
+  node_->setMultipassStatus(ACG::SceneGraph::BaseNode::NOPASS);
+  
+  tool_ = new SliceToolBox();
+  
+  QSize size(300, 300);
+  tool_->resize(size);
+  
+  bbGroup = new QButtonGroup();
+  bbGroup->setExclusive( true );
+  bbGroup->addButton( tool_->radioAll );
+  bbGroup->addButton( tool_->radioTarget );
+  
+  axisGroup = new QButtonGroup();
+  axisGroup->setExclusive( true );
+  axisGroup->addButton( tool_->radioX );
+  axisGroup->addButton( tool_->radioY );
+  axisGroup->addButton( tool_->radioZ );
+  
+  tool_->radioAll->setChecked( true );
+  tool_->radioX->setChecked( true );
+  
+  connect(tool_->radioAll, SIGNAL( released() ), this, SLOT( updateSlice() ) );
+  connect(tool_->radioTarget, SIGNAL( released() ), this, SLOT( updateSlice() ) );
+  connect(tool_->resetButton, SIGNAL( released() ), this, SLOT( resetParameters() ) );
+  connect(tool_->enabled, SIGNAL( released() ), this, SLOT( updateSlice() ) );
+  connect(tool_->radioX, SIGNAL( released() ), this, SLOT( updateSlice() ) );
+  connect(tool_->radioY, SIGNAL( released() ), this, SLOT( updateSlice() ) );
+  connect(tool_->radioZ, SIGNAL( released() ), this, SLOT( updateSlice() ) );
+  connect(tool_->posSlider, SIGNAL( sliderMoved(int) ), this, SLOT( updateSlice(int) ) );
+  connect(tool_->sizeSlider, SIGNAL( sliderMoved(int) ), this, SLOT( updateSlice(int) ) );
+  
+  emit addToolbox( tr("Slice") , tool_ );
+}
+
+void SlicePlugin::resetParameters(){
+  tool_->posSlider->setValue(0);
+  tool_->sizeSlider->setValue(102);
+  updateSlice();
+}
+
+void SlicePlugin::updateSlice(int /*bla*/){
+ updateSlice();
+}
+
+void SlicePlugin::updateSlice(){
+
+  if ( tool_->enabled->isChecked() ) {
+    node_->set_status( ACG::SceneGraph::BaseNode::Active );
+    node_->setMultipassStatus(BaseNode::ALLPASSES);
+  } else {
+    node_->set_status( ACG::SceneGraph::BaseNode::HideNode );
+    node_->setMultipassStatus(ACG::SceneGraph::BaseNode::NOPASS);
+  }
+
+  if ( tool_->enabled->isChecked() ){
+
+    ACG::Vec3d bbmin;
+    ACG::Vec3d bbmax;
+
+    getBoundingBox( bbmin, bbmax);
+
+    ACG::Vec3d center = (bbmin + bbmax) * 0.5;
+    ACG::Vec3f pos (center[0], center[1], center[2]);
+
+    //get the normal
+    ACG::Vec3f normal(1.0, 0.0, 0.0);
+    float eps;
+    float offset = 0.0;
+
+    eps = tool_->sizeSlider->value() / 100.0;
+
+    if (eps == 0.0)
+      eps = 0.01;
+
+    if (tool_->radioX->isChecked()){
+      normal = ACG::Vec3f(1.0, 0.0, 0.0);
+      eps *= (bbmax[0] - bbmin[0]);
+      offset = (bbmax[0] - bbmin[0]) * 0.5;
+    }else
+    if (tool_->radioY->isChecked()){
+      normal = ACG::Vec3f(0.0, 1.0, 0.0);
+      eps *= (bbmax[1] - bbmin[1]);
+      offset = (bbmax[1] - bbmin[1]) * 0.5;
+    }else
+    if (tool_->radioZ->isChecked()){
+      normal = ACG::Vec3f(0.0, 0.0, 1.0);
+      eps *= (bbmax[2] - bbmin[2]);
+      offset = (bbmax[2] - bbmin[2]) * 0.5;
+    }
+
+    pos += normal * ( (float)tool_->posSlider->value() / 100.0 ) * (offset + 0.1); //0.1 is just a little workarround
+
+    node_->set_plane(pos, normal, eps);
+  }
+  emit updateView();
+}
+
+void SlicePlugin::getBoundingBox(ACG::Vec3d& bbmin, ACG::Vec3d& bbmax){
+
+  bool firstRound = true;
+
+  PluginFunctions::IteratorRestriction restriction;
+
+  if (tool_->radioTarget->isChecked())
+    restriction = PluginFunctions::TARGET_OBJECTS;
+  else
+    restriction = PluginFunctions::ALL_OBJECTS;
+
+  for ( PluginFunctions::ObjectIterator o_it(restriction,DataType(DATA_ALL)) ;
+                                        o_it != PluginFunctions::objectsEnd(); ++o_it)  {
+    // get scene size
+    ACG::Vec3d cur_min;
+    ACG::Vec3d cur_max;
+
+    o_it->getBoundingBox(cur_min, cur_max);
+
+    if (firstRound){
+      bbmin = cur_min;
+      bbmax = cur_max;
+      firstRound = false;
+    }else{
+      bbmin[0] = std::min( bbmin[0], cur_min[0]);
+      bbmin[1] = std::min( bbmin[1], cur_min[1]);
+      bbmin[2] = std::min( bbmin[2], cur_min[2]);
+      bbmax[0] = std::max( bbmax[0], cur_max[0]);
+      bbmax[1] = std::max( bbmax[1], cur_max[1]);
+      bbmax[2] = std::max( bbmax[2], cur_max[2]);
+    }
+  }
+
+  if ((bbmin[0] > bbmax[0]) || (bbmin[1] > bbmax[1]) || (bbmin[2] > bbmax[2]))
+    std::cerr << "Error while computing bounding box!";
+
+}
+
+Q_EXPORT_PLUGIN2( slicePlugin , SlicePlugin );
+

SlicePlugin.hh

+#ifndef SLICEPLUGIN_HH
+#define SLICEPLUGIN_HH
+
+#include <QObject>
+#include <QtGui>
+
+#include <OpenFlipper/BasePlugin/BaseInterface.hh>
+#include <OpenFlipper/BasePlugin/ToolboxInterface.hh>
+#include <OpenFlipper/BasePlugin/LoggingInterface.hh>
+#include <OpenFlipper/BasePlugin/KeyInterface.hh>
+#include <ACG/Scenegraph/ClippingNode.hh>
+// #include <OpenFlipper/common/Types.hh>
+
+#include "SliceToolbox.hh"
+
+class SlicePlugin : public QObject, BaseInterface, ToolboxInterface, LoggingInterface
+{
+Q_OBJECT
+Q_INTERFACES(BaseInterface)
+Q_INTERFACES(ToolboxInterface)
+Q_INTERFACES(LoggingInterface)
+
+//BaseInterface
+signals:
+  void updateView();
+  void updatedObject(int);
+
+//LoggingInterface:
+  void log( Logtype _type, QString _message );
+  void log( QString _message );
+  
+  // ToolboxInterface
+  void addToolbox( QString _name  , QWidget* _widget );   
+
+private slots:
+
+  void initializePlugin(); // BaseInterface
+  
+public :
+
+  ~SlicePlugin() {};
+
+  QString name() { return (QString("Slice")); };
+  QString description( ) { return (QString("Slice objects")); };
+
+private :
+  SliceToolBox* tool_;
+  QButtonGroup* bbGroup;
+  QButtonGroup* axisGroup;
+
+  void getBoundingBox(ACG::Vec3d& bbmin, ACG::Vec3d& bbmax);
+
+private slots:
+  void resetParameters();
+  void updateSlice();
+  void updateSlice(int bla);
+
+private:
+  ACG::SceneGraph::ClippingNode* node_;
+
+public slots:
+  QString version() { return QString("1.0"); };
+};
+
+#endif //SLICEPLUGIN_HH

SliceToolbox.cc

+#include "SliceToolbox.hh"
+#include <QtGui>
+
+SliceToolBox::SliceToolBox(QWidget *parent)
+    : QWidget(parent)
+{
+    setupUi(this);
+}

SliceToolbox.hh

+#include "ui_toolbox.hh"
+#include <QtGui>
+
+class SliceToolBox : public QWidget, public Ui::SliceTool
+{
+  Q_OBJECT
+
+  public:
+    SliceToolBox(QWidget *parent = 0);
+};
+

toolbox.ui

+<ui version="4.0" >
+ <class>SliceTool</class>
+ <widget class="QWidget" name="SliceTool" >
+  <property name="geometry" >
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>339</width>
+    <height>210</height>
+   </rect>
+  </property>
+  <property name="windowTitle" >
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout" >
+   <item>
+    <layout class="QFormLayout" name="formLayout" >
+     <item row="0" column="0" >
+      <widget class="QLabel" name="label_4" >
+       <property name="text" >
+        <string>Bounding Box:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1" >
+      <layout class="QHBoxLayout" name="horizontalLayout_2" >
+       <item>
+        <widget class="QRadioButton" name="radioTarget" >
+         <property name="enabled" >
+          <bool>false</bool>
+         </property>
+         <property name="toolTip" >
+          <string>Use only target objects to determine the bounding box for the slice</string>
+         </property>
+         <property name="statusTip" >
+          <string>Use only target objects to determine the bounding box for the slice</string>
+         </property>
+         <property name="text" >
+          <string>Target Objects</string>
+         </property>
+         <property name="autoExclusive" >
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QRadioButton" name="radioAll" >
+         <property name="enabled" >
+          <bool>false</bool>
+         </property>
+         <property name="toolTip" >
+          <string>Use all objects to determine the bounding box for the slice</string>
+         </property>
+         <property name="statusTip" >
+          <string>Use all objects to determine the bounding box for the slice</string>
+         </property>
+         <property name="text" >
+          <string>All Objects</string>
+         </property>
+         <property name="checked" >
+          <bool>true</bool>
+         </property>
+         <property name="autoExclusive" >
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item row="1" column="0" >
+      <widget class="QLabel" name="label_3" >
+       <property name="text" >
+        <string>Axis:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="1" >
+      <layout class="QHBoxLayout" name="horizontalLayout" >
+       <item>
+        <widget class="QRadioButton" name="radioX" >
+         <property name="enabled" >
+          <bool>false</bool>
+         </property>
+         <property name="toolTip" >
+          <string>Uses X as slicing axis</string>
+         </property>
+         <property name="statusTip" >
+          <string>Uses X as slicing axis</string>
+         </property>
+         <property name="text" >
+          <string>X</string>
+         </property>
+         <property name="checked" >
+          <bool>true</bool>
+         </property>
+         <property name="autoExclusive" >
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer" >
+         <property name="orientation" >
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0" >
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QRadioButton" name="radioY" >
+         <property name="enabled" >
+          <bool>false</bool>
+         </property>
+         <property name="toolTip" >
+          <string>Uses Y as slicing axis</string>
+         </property>
+         <property name="statusTip" >
+          <string>Uses Y as slicing axis</string>
+         </property>
+         <property name="text" >
+          <string>Y</string>
+         </property>
+         <property name="autoExclusive" >
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer_2" >
+         <property name="orientation" >
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0" >
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QRadioButton" name="radioZ" >
+         <property name="enabled" >
+          <bool>false</bool>
+         </property>
+         <property name="toolTip" >
+          <string>Uses Z as slicing axis</string>
+         </property>
+         <property name="statusTip" >
+          <string>Uses Z as slicing axis</string>
+         </property>
+         <property name="text" >
+          <string>Z</string>
+         </property>
+         <property name="autoExclusive" >
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item row="2" column="0" >
+      <widget class="QLabel" name="label" >
+       <property name="text" >
+        <string>Position:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1" >
+      <widget class="QSlider" name="posSlider" >
+       <property name="enabled" >
+        <bool>false</bool>
+       </property>
+       <property name="toolTip" >
+        <string>Adjust the position of the slice</string>
+       </property>
+       <property name="statusTip" >
+        <string>Adjust the position of the slice</string>
+       </property>
+       <property name="minimum" >
+        <number>-101</number>
+       </property>
+       <property name="maximum" >
+        <number>101</number>
+       </property>
+       <property name="orientation" >
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="0" >
+      <widget class="QLabel" name="label_2" >
+       <property name="text" >
+        <string>Size:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="1" >
+      <widget class="QSlider" name="sizeSlider" >
+       <property name="enabled" >
+        <bool>false</bool>
+       </property>
+       <property name="toolTip" >
+        <string>Adjust the size of the slice</string>
+       </property>
+       <property name="statusTip" >
+        <string>Adjust the size of the slice</string>
+       </property>
+       <property name="minimum" >
+        <number>0</number>
+       </property>
+       <property name="maximum" >
+        <number>102</number>
+       </property>
+       <property name="value" >
+        <number>102</number>
+       </property>
+       <property name="orientation" >
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="4" column="1" >
+      <widget class="QPushButton" name="resetButton" >
+       <property name="enabled" >
+        <bool>false</bool>
+       </property>
+       <property name="toolTip" >
+        <string>Reset the above parameters</string>
+       </property>
+       <property name="statusTip" >
+        <string>Reset the above parameters</string>
+       </property>
+       <property name="text" >
+        <string>Reset</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QPushButton" name="enabled" >
+     <property name="toolTip" >
+      <string>Enable slicing for the current scene</string>
+     </property>
+     <property name="statusTip" >
+      <string>Enable slicing for the current scene</string>
+     </property>
+     <property name="text" >
+      <string>Enable Slicing</string>
+     </property>
+     <property name="checkable" >
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer" >
+     <property name="orientation" >
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0" >
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>sizeSlider</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel" >
+     <x>154</x>
+     <y>196</y>
+    </hint>
+    <hint type="destinationlabel" >
+     <x>251</x>
+     <y>105</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>posSlider</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel" >
+     <x>278</x>
+     <y>196</y>
+    </hint>
+    <hint type="destinationlabel" >
+     <x>325</x>
+     <y>83</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>radioZ</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel" >
+     <x>249</x>
+     <y>196</y>
+    </hint>
+    <hint type="destinationlabel" >
+     <x>324</x>
+     <y>60</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>radioX</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel" >
+     <x>95</x>
+     <y>196</y>
+    </hint>
+    <hint type="destinationlabel" >
+     <x>129</x>
+     <y>56</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>radioY</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel" >
+     <x>146</x>
+     <y>196</y>
+    </hint>
+    <hint type="destinationlabel" >
+     <x>227</x>
+     <y>60</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>radioTarget</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel" >
+     <x>194</x>
+     <y>185</y>
+    </hint>
+    <hint type="destinationlabel" >
+     <x>170</x>
+     <y>21</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>enabled</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>radioAll</receiver>
+   <slot>setEnabled(bool)</slot>