diff --git a/include/pli_vis/ui/plugins/local_tractography_toolbox.ui b/include/pli_vis/ui/plugins/local_tractography_toolbox.ui
index 2905691a64e028f9d138e8abc8695360623f07a9..2e52ee63f5b1a7c49b63824609bffbdeda0df77e 100644
--- a/include/pli_vis/ui/plugins/local_tractography_toolbox.ui
+++ b/include/pli_vis/ui/plugins/local_tractography_toolbox.ui
@@ -7,7 +7,7 @@
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     <y>0</y>
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-    <height>580</height>
+    <height>613</height>
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   </property>
   <property name="windowTitle">
@@ -40,710 +40,6 @@
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     </widget>
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-        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
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-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="font">
-        <font>
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-         <bold>false</bold>
-        </font>
-       </property>
-       <property name="text">
-        <string>Offset</string>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="2">
-      <widget class="QLabel" name="label_size">
-       <property name="sizePolicy">
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-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="font">
-        <font>
-         <weight>50</weight>
-         <bold>false</bold>
-        </font>
-       </property>
-       <property name="text">
-        <string>Size</string>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="3">
-      <widget class="QLabel" name="label_stride">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="font">
-        <font>
-         <weight>50</weight>
-         <bold>false</bold>
-        </font>
-       </property>
-       <property name="text">
-        <string>Stride</string>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="0">
-      <widget class="QLabel" name="label_x">
-       <property name="sizePolicy">
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-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="font">
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-         <weight>50</weight>
-         <bold>false</bold>
-        </font>
-       </property>
-       <property name="text">
-        <string>X</string>
-       </property>
-       <property name="alignment">
-        <set>Qt::AlignCenter</set>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="1">
-      <widget class="QLineEdit" name="line_edit_offset_x">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
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-         <verstretch>0</verstretch>
-        </sizepolicy>
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-       <property name="minimumSize">
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-         <height>21</height>
-        </size>
-       </property>
-       <property name="maximumSize">
-        <size>
-         <width>42</width>
-         <height>21</height>
-        </size>
-       </property>
-       <property name="toolTip">
-        <string>Offset</string>
-       </property>
-       <property name="text">
-        <string/>
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-       <property name="alignment">
-        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
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-       <property name="placeholderText">
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-       <property name="maximumSize">
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-         <height>21</height>
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-       <property name="toolTip">
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-         <width>42</width>
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-         <height>21</height>
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-       <property name="maximumSize">
-        <size>
-         <width>42</width>
-         <height>21</height>
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-         <verstretch>0</verstretch>
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-         <height>21</height>
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-         <width>42</width>
-         <height>21</height>
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-        <string>Size</string>
-       </property>
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-       <property name="alignment">
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-       <property name="placeholderText">
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-         <horstretch>1</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="minimumSize">
-        <size>
-         <width>0</width>
-         <height>0</height>
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-        <number>0</number>
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-       <property name="value">
-        <number>0</number>
-       </property>
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-      </widget>
-     </item>
-     <item row="3" column="0">
-      <widget class="QLabel" name="label_z">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="font">
-        <font>
-         <pointsize>8</pointsize>
-         <weight>50</weight>
-         <bold>false</bold>
-        </font>
-       </property>
-       <property name="text">
-        <string>Z</string>
-       </property>
-       <property name="alignment">
-        <set>Qt::AlignCenter</set>
-       </property>
-      </widget>
-     </item>
-     <item row="3" column="1">
-      <widget class="QLineEdit" name="line_edit_offset_z">
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-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
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-         <width>42</width>
-         <height>21</height>
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-         <width>42</width>
-         <height>21</height>
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-       <property name="text">
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-       <property name="alignment">
-        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
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-         <width>42</width>
-         <height>21</height>
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-       <property name="maximumSize">
-        <size>
-         <width>42</width>
-         <height>21</height>
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-       <property name="toolTip">
-        <string>Size</string>
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-       <property name="text">
-        <string/>
-       </property>
-       <property name="alignment">
-        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
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-       <property name="placeholderText">
-        <string>0</string>
-       </property>
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-         <horstretch>0</horstretch>
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-       <property name="text">
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-       <property name="alignment">
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-       <property name="placeholderText">
-        <string>1</string>
-       </property>
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-         <horstretch>1</horstretch>
-         <verstretch>0</verstretch>
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-        <number>0</number>
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-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
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-    </layout>
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-   <item row="3" column="0" colspan="2">
-    <widget class="QLabel" name="label_integration_step">
-     <property name="text">
-      <string>Integration Step</string>
-     </property>
-    </widget>
-   </item>
-   <item row="3" column="2">
-    <widget class="QSlider" name="slider_integration_step">
-     <property name="sizePolicy">
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-       <horstretch>4</horstretch>
-       <verstretch>0</verstretch>
-      </sizepolicy>
-     </property>
-     <property name="minimumSize">
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-       <width>0</width>
-       <height>0</height>
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-     <property name="value">
-      <number>10000</number>
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-     <property name="orientation">
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-      </sizepolicy>
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-     <property name="placeholderText">
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-    </widget>
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-   <item row="5" column="3">
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-     <property name="placeholderText">
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-   <item row="6" column="0" colspan="4">
-    <layout class="QHBoxLayout" name="horizontalLayout">
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-      <widget class="QPushButton" name="button_local_trace">
-       <property name="enabled">
-        <bool>true</bool>
-       </property>
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="text">
-        <string>Local Trace</string>
-       </property>
-      </widget>
-     </item>
-     <item>
-      <widget class="QPushButton" name="button_remote_trace">
-       <property name="enabled">
-        <bool>true</bool>
-       </property>
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="text">
-        <string>Remote Trace</string>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
-   <item row="7" column="0">
-    <spacer name="spacer_vertical">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>20</width>
-       <height>4</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
    <item row="1" column="0" colspan="4">
     <widget class="QxtLetterBoxWidget" name="letterbox">
      <property name="sizePolicy">
@@ -1211,6 +507,733 @@
      </layout>
     </widget>
    </item>
+   <item row="2" column="0" colspan="4">
+    <layout class="QGridLayout" name="gridLayout_4">
+     <item row="0" column="1">
+      <widget class="QLabel" name="label_offset">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="font">
+        <font>
+         <weight>50</weight>
+         <bold>false</bold>
+        </font>
+       </property>
+       <property name="text">
+        <string>Offset</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="2">
+      <widget class="QLabel" name="label_size">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="font">
+        <font>
+         <weight>50</weight>
+         <bold>false</bold>
+        </font>
+       </property>
+       <property name="text">
+        <string>Size</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="3">
+      <widget class="QLabel" name="label_stride">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="font">
+        <font>
+         <weight>50</weight>
+         <bold>false</bold>
+        </font>
+       </property>
+       <property name="text">
+        <string>Stride</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="0">
+      <widget class="QLabel" name="label_x">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="font">
+        <font>
+         <pointsize>8</pointsize>
+         <weight>50</weight>
+         <bold>false</bold>
+        </font>
+       </property>
+       <property name="text">
+        <string>X</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="1">
+      <widget class="QLineEdit" name="line_edit_offset_x">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Offset</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>0</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="2">
+      <widget class="QLineEdit" name="line_edit_size_x">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Size</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>0</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="3">
+      <widget class="QLineEdit" name="line_edit_stride_x">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Size</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>1</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="4">
+      <widget class="QxtSpanSlider" name="slider_x">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+         <horstretch>1</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>0</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="maximum">
+        <number>0</number>
+       </property>
+       <property name="value">
+        <number>0</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="0">
+      <widget class="QLabel" name="label_y">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="font">
+        <font>
+         <pointsize>8</pointsize>
+         <weight>50</weight>
+         <bold>false</bold>
+        </font>
+       </property>
+       <property name="text">
+        <string>Y</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1">
+      <widget class="QLineEdit" name="line_edit_offset_y">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Offset</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>0</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="2">
+      <widget class="QLineEdit" name="line_edit_size_y">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Size</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>0</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="3">
+      <widget class="QLineEdit" name="line_edit_stride_y">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Size</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>1</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="4">
+      <widget class="QxtSpanSlider" name="slider_y">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+         <horstretch>1</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>0</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="maximum">
+        <number>0</number>
+       </property>
+       <property name="value">
+        <number>0</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="0">
+      <widget class="QLabel" name="label_z">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="font">
+        <font>
+         <pointsize>8</pointsize>
+         <weight>50</weight>
+         <bold>false</bold>
+        </font>
+       </property>
+       <property name="text">
+        <string>Z</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="1">
+      <widget class="QLineEdit" name="line_edit_offset_z">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Offset</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>0</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="2">
+      <widget class="QLineEdit" name="line_edit_size_z">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Size</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>0</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="3">
+      <widget class="QLineEdit" name="line_edit_stride_z">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>42</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Size</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+       </property>
+       <property name="placeholderText">
+        <string>1</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="4">
+      <widget class="QxtSpanSlider" name="slider_z">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+         <horstretch>1</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>0</width>
+         <height>0</height>
+        </size>
+       </property>
+       <property name="maximum">
+        <number>0</number>
+       </property>
+       <property name="value">
+        <number>0</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item row="3" column="0" colspan="2">
+    <widget class="QLabel" name="label_integration_step">
+     <property name="text">
+      <string>Integration Step</string>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="2">
+    <widget class="QSlider" name="slider_integration_step">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>4</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="minimumSize">
+      <size>
+       <width>0</width>
+       <height>0</height>
+      </size>
+     </property>
+     <property name="minimum">
+      <number>1</number>
+     </property>
+     <property name="maximum">
+      <number>10000</number>
+     </property>
+     <property name="value">
+      <number>10000</number>
+     </property>
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="3">
+    <widget class="QLineEdit" name="line_edit_integration_step">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>1</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="placeholderText">
+      <string>1</string>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="0">
+    <widget class="QLabel" name="label_iterations">
+     <property name="text">
+      <string>Iterations</string>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="2">
+    <widget class="QSlider" name="slider_iterations">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>4</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="minimumSize">
+      <size>
+       <width>0</width>
+       <height>0</height>
+      </size>
+     </property>
+     <property name="minimum">
+      <number>1</number>
+     </property>
+     <property name="maximum">
+      <number>10000</number>
+     </property>
+     <property name="value">
+      <number>10</number>
+     </property>
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="3">
+    <widget class="QLineEdit" name="line_edit_iterations">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>1</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="placeholderText">
+      <string>10</string>
+     </property>
+    </widget>
+   </item>
+   <item row="5" column="0" colspan="2">
+    <widget class="QLabel" name="label_streamline_radius">
+     <property name="text">
+      <string>Streamline Radius</string>
+     </property>
+    </widget>
+   </item>
+   <item row="5" column="2">
+    <widget class="QSlider" name="slider_streamline_radius">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>4</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="minimumSize">
+      <size>
+       <width>0</width>
+       <height>0</height>
+      </size>
+     </property>
+     <property name="minimum">
+      <number>1</number>
+     </property>
+     <property name="maximum">
+      <number>10000</number>
+     </property>
+     <property name="value">
+      <number>1000</number>
+     </property>
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item row="5" column="3">
+    <widget class="QLineEdit" name="line_edit_streamline_radius">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>1</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="placeholderText">
+      <string>0.1</string>
+     </property>
+    </widget>
+   </item>
+   <item row="6" column="0" colspan="2">
+    <widget class="QLabel" name="label_remote_address">
+     <property name="text">
+      <string>Remote Address</string>
+     </property>
+    </widget>
+   </item>
+   <item row="6" column="2" colspan="2">
+    <widget class="QLineEdit" name="line_edit_remote_address">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>1</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+     <property name="placeholderText">
+      <string>tcp://linuxihdc090.rz.rwth-aachen.de:14130</string>
+     </property>
+    </widget>
+   </item>
+   <item row="7" column="0" colspan="4">
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QPushButton" name="button_local_trace">
+       <property name="enabled">
+        <bool>true</bool>
+       </property>
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Local Trace</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="button_remote_trace">
+       <property name="enabled">
+        <bool>true</bool>
+       </property>
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Remote Trace</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item row="8" column="0" colspan="4">
+    <spacer name="spacer_vertical">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>4</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
   </layout>
  </widget>
  <customwidgets>
diff --git a/include/pli_vis/ui/widgets/remote_viewer.hpp b/include/pli_vis/ui/widgets/remote_viewer.hpp
index 836c1a34af52a5e149cdc8289a515d3ad8dd9892..5cb1b4a5c2e42579cd8548d7e11f5b4c4f6252e2 100644
--- a/include/pli_vis/ui/widgets/remote_viewer.hpp
+++ b/include/pli_vis/ui/widgets/remote_viewer.hpp
@@ -25,7 +25,7 @@ class application;
 class remote_viewer : public QLabel
 {
 public:
-  explicit remote_viewer  (application* owner, interactor* interactor, QWidget* parent = nullptr);
+  explicit remote_viewer  (const std::string& address, application* owner, interactor* interactor, QWidget* parent = nullptr);
   remote_viewer           (const remote_viewer&  that) = default;
   remote_viewer           (      remote_viewer&& temp) = default;
   virtual ~remote_viewer  ();
@@ -42,7 +42,7 @@ public:
   boost::signals2::signal<void()> on_render;
 
 protected:
-  std::string                address_          = "tcp://linuxihdc090.rz.rwth-aachen.de:14130";
+  std::string                address_          ;
   application*               owner_            ;
   interactor*                interactor_       ;
   std::atomic<bool>          alive_            ;
diff --git a/source/ui/plugins/local_tractography_plugin.cpp b/source/ui/plugins/local_tractography_plugin.cpp
index 85df728cfe5760ee8fd06d650c89b546f19a81b0..2edeca87c450c23756a6bb6f410a47716f36ec39 100644
--- a/source/ui/plugins/local_tractography_plugin.cpp
+++ b/source/ui/plugins/local_tractography_plugin.cpp
@@ -344,7 +344,7 @@ void local_tractography_plugin::trace()
 }
 void local_tractography_plugin::remote_trace()
 {
-  remote_viewer_ = std::make_unique<remote_viewer>(owner_, owner_->viewer->interactor());
+  remote_viewer_ = std::make_unique<remote_viewer>(line_edit::get_text<std::string>(line_edit_remote_address), owner_, owner_->viewer->interactor());
   remote_viewer_->on_close.connect([&]()
   {
     remote_viewer_.reset();
diff --git a/source/ui/widgets/remote_viewer.cpp b/source/ui/widgets/remote_viewer.cpp
index 888ad300b29a4e04ec6535301d4caefd11c7c7b2..d77885b9db3a8b01501c58d5641221255335dc4d 100644
--- a/source/ui/widgets/remote_viewer.cpp
+++ b/source/ui/widgets/remote_viewer.cpp
@@ -18,7 +18,7 @@
 
 namespace pli
 {
-remote_viewer::remote_viewer(application* owner, interactor* interactor, QWidget* parent) : QLabel(parent), owner_(owner), alive_(true), interactor_(interactor)
+remote_viewer::remote_viewer(const std::string& address, application* owner, interactor* interactor, QWidget* parent) : QLabel(parent), address_(address), owner_(owner), interactor_(interactor), alive_(true)
 {
   setWindowTitle(std::string("Remote Viewer " + address_).c_str());
   resize        (640, 480);