Add "Reset center to lidar" and "Reset Camera to predefined viewpoint" buttons

"Reset center to lidar" Reset the center of rotation to the grid/lidar center
"Reset Camera to predefined viewpoint" place the view 30° up and center to the lidar
Also add shortcuts for this 2 features

Author: MelanieCarriereKeu

Application/Icons/pqResetCameraLidar.png

@@ -922,6 +922,25 @@ class FrameOptions(object):
     return frameOptions
 
 
+def resetCenterToLidarCenter():
+    view = smp.GetActiveView()
+    view.CenterOfRotation = [0, 0, 0]
+    smp.Render()
+
+
+def resetCameraLidar():
+    view = app.mainView
+    view.CameraFocalPoint = [0,0,0]
+    view.CameraViewUp = [0, 0, 1]
+
+    # Position at 30° [0, -(squareRoot(3)/2)*L, (1/2)*L]
+    L = 100
+    view.CameraPosition = [0, -0.866025 * L, (1.0/2.0) * L]
+
+    view.CenterOfRotation = [0, 0, 0]
+    smp.Render(view)
+
+
 def onSaveCSV():
 
     frameOptions = getFrameSelectionFromUser()
@@ -1939,14 +1958,18 @@ def setupActions():
     app.actions['actionSelectDualReturn'].connect('triggered()',toggleSelectDualReturn)
     app.actions['actionSelectDualReturn2'].connect('triggered()',toggleSelectDualReturn)
 
+    app.actions['actionResetCenterToLidarCenter'].connect('triggered()', resetCenterToLidarCenter)
+    addShortcuts("Ctrl+Alt+l",resetCenterToLidarCenter)
+    app.actions['actionResetCameraLidar'].connect('triggered()', resetCameraLidar)
+    addShortcuts("Ctrl+Alt+v",resetCameraLidar)
+
     # Restore action states from settings
     settings = getPVSettings()
     app.actions['actionIgnoreZeroDistances'].setChecked(int(settings.value('LidarPlugin/IgnoreZeroDistances', 1)))
     app.actions['actionHideDropPoints'].setChecked(int(settings.value('LidarPlugin/HideDropPoints', 1)))
     app.actions['actionIntraFiringAdjust'].setChecked(int(settings.value('LidarPlugin/IntraFiringAdjust', 1)))
     app.actions['actionIgnoreEmptyFrames'].setChecked(int(settings.value('LidarPlugin/IgnoreEmptyFrames', 1)))
 
-
     advanceMode = int(settings.value("LidarPlugin/AdvanceFeature/Enable", 0))
     if not advanceMode:
       app.actions['actionAdvanceFeature'].checked = False

Application/Icons/pqResetCenterLidar.png

@@ -217,6 +217,8 @@
    <addaction name="actionMeasure"/>
    <addaction name="actionPlaneFit"/>
    <addaction name="separator"/>
+   <addaction name="actionResetCenterToLidarCenter"/>
+   <addaction name="actionResetCameraLidar"/>
   </widget>
   <widget class="QToolBar" name="geolocationToolbar">
    <property name="windowTitle">
@@ -899,6 +901,24 @@
     <string>Show the GPS Track</string>
    </property>
   </action>
+  <action name="actionResetCenterToLidarCenter">
+   <property name="icon">
+    <iconset resource="vvResources.qrc">
+     <normaloff>:/vvResources/Icons/pqResetCenterLidar.png</normaloff>:/vvResources/Icons/pqResetCenterLidar.png</iconset>
+   </property>
+   <property name="text">
+    <string>Reset center to lidar (Ctrl+Alt+l)</string>
+   </property>
+   </action>
+  <action name="actionResetCameraLidar">
+   <property name="icon">
+    <iconset resource="vvResources.qrc">
+     <normaloff>:/vvResources/Icons/pqResetCameraLidar.png</normaloff>:/vvResources/Icons/pqResetCameraLidar.png</iconset>
+   </property>
+   <property name="text">
+    <string>Reset camera view to predefined viewpoint - 30 degrees behind the grid center (Ctrl+Alt+v)</string>
+   </property>
+   </action>
  </widget>
  <customwidgets>
   <customwidget>

Application/Ui/python/lidarview/applogic.py

@@ -10,6 +10,8 @@
         <file>Icons/pqSurfaceSelectionPoint24.png</file>
         <file>Icons/pqSpreadsheet16.png</file>
         <file>Icons/pqResetCamera32.png</file>
+        <file>Icons/pqResetCenterLidar.png</file>
+        <file>Icons/pqResetCameraLidar.png</file>
         <file>Icons/python_logo_124.png</file>
         <file>Icons/pqXMinus32.png</file>
         <file>Icons/pqXPlus32.png</file>