removed trailing spaces

Author: ozantonkal

doc/tutorials/viz/creating_widgets/creating_widgets.rst

@@ -21,7 +21,7 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
 .. code-block:: cpp
 
     #include <opencv2/viz.hpp>
-    #include <opencv2/viz/widget_accessor.hpp> 
+    #include <opencv2/viz/widget_accessor.hpp>
     #include <iostream>
 
     #include <vtkPoints.h>
@@ -43,7 +43,7 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
     class WTriangle : public viz::Widget3D
     {
         public:
-            WTriangle(const Point3f &pt1, const Point3f &pt2, const Point3f &pt3, const viz::Color & color = viz::Color::white()); 
+            WTriangle(const Point3f &pt1, const Point3f &pt2, const Point3f &pt3, const viz::Color & color = viz::Color::white());
     };
 
     /**
@@ -56,36 +56,36 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
         points->InsertNextPoint(pt1.x, pt1.y, pt1.z);
         points->InsertNextPoint(pt2.x, pt2.y, pt2.z);
         points->InsertNextPoint(pt3.x, pt3.y, pt3.z);
-        
+
         vtkSmartPointer<vtkTriangle> triangle = vtkSmartPointer<vtkTriangle>::New();
         triangle->GetPointIds()->SetId(0,0);
         triangle->GetPointIds()->SetId(1,1);
         triangle->GetPointIds()->SetId(2,2);
-        
+
         vtkSmartPointer<vtkCellArray> cells = vtkSmartPointer<vtkCellArray>::New();
         cells->InsertNextCell(triangle);
-        
+
         // Create a polydata object
         vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
-        
+
         // Add the geometry and topology to the polydata
         polyData->SetPoints(points);
         polyData->SetPolys(cells);
-        
+
         // Create mapper and actor
         vtkSmartPointer<vtkPolyDataMapper> mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
     #if VTK_MAJOR_VERSION <= 5
         mapper->SetInput(polyData);
     #else
         mapper->SetInputData(polyData);
     #endif
-        
+
         vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
         actor->SetMapper(mapper);
-        
+
         // Store this actor in the widget in order that visualizer can access it
         viz::WidgetAccessor::setProp(*this, actor);
-        
+
         // Set the color of the widget. This has to be called after WidgetAccessor.
         setColor(color);
     }
@@ -94,22 +94,22 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
      * @function main
      */
     int main()
-    {        
+    {
         /// Create a window
         viz::Viz3d myWindow("Creating Widgets");
-        
+
         /// Create a triangle widget
         WTriangle tw(Point3f(0.0,0.0,0.0), Point3f(1.0,1.0,1.0), Point3f(0.0,1.0,0.0), viz::Color::red());
-        
+
         /// Show widget in the visualizer window
         myWindow.showWidget("TRIANGLE", tw);
-        
+
         /// Start event loop
         myWindow.spin();
-        
+
         return 0;
     }
-    
+
 Explanation
 ===========
 
@@ -122,33 +122,33 @@ Here is the general structure of the program:
     class WTriangle : public viz::Widget3D
     {
         public:
-            WTriangle(const Point3f &pt1, const Point3f &pt2, const Point3f &pt3, const viz::Color & color = viz::Color::white()); 
+            WTriangle(const Point3f &pt1, const Point3f &pt2, const Point3f &pt3, const viz::Color & color = viz::Color::white());
     };
-    
+
 * Assign a VTK actor to the widget.
 
 .. code-block:: cpp
 
     // Store this actor in the widget in order that visualizer can access it
     viz::WidgetAccessor::setProp(*this, actor);
-    
+
 * Set color of the widget.
 
 .. code-block:: cpp
 
     // Set the color of the widget. This has to be called after WidgetAccessor.
     setColor(color);
-    
+
 * Construct a triangle widget and display it in the window.
 
 .. code-block:: cpp
 
     /// Create a triangle widget
     WTriangle tw(Point3f(0.0,0.0,0.0), Point3f(1.0,1.0,1.0), Point3f(0.0,1.0,0.0), viz::Color::red());
-    
+
     /// Show widget in the visualizer window
     myWindow.showWidget("TRIANGLE", tw);
-    
+
 Results
 =======
 

doc/tutorials/viz/launching_viz/launching_viz.rst

@@ -27,46 +27,46 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
 
     using namespace cv;
     using namespace std;
-  
+
     /**
     * @function main
     */
     int main()
     {
         /// Create a window
         viz::Viz3d myWindow("Viz Demo");
-        
+
         /// Start event loop
         myWindow.spin();
-        
+
         /// Event loop is over when pressed q, Q, e, E
         cout << "First event loop is over" << endl;
-        
+
         /// Access window via its name
         viz::Viz3d sameWindow = viz::get("Viz Demo");
-        
+
         /// Start event loop
         sameWindow.spin();
-        
+
         /// Event loop is over when pressed q, Q, e, E
         cout << "Second event loop is over" << endl;
-        
+
         /// Event loop is over when pressed q, Q, e, E
         /// Start event loop once for 1 millisecond
         sameWindow.spinOnce(1, true);
         while(!sameWindow.wasStopped())
         {
             /// Interact with window
-            
+
             /// Event loop for 1 millisecond
             sameWindow.spinOnce(1, true);
         }
-        
+
         /// Once more event loop is stopped
         cout << "Last event loop is over" << endl;
         return 0;
     }
-    
+
 Explanation
 ===========
 
@@ -78,21 +78,21 @@ Here is the general structure of the program:
 
     /// Create a window
     viz::Viz3d myWindow("Viz Demo");
-    
+
 * Start event loop. This event loop will run until user terminates it by pressing **e**, **E**, **q**, **Q**.
 
 .. code-block:: cpp
 
     /// Start event loop
     myWindow.spin();
-    
+
 * Access same window via its name. Since windows are implicitly shared, **sameWindow** is exactly the same with **myWindow**. If the name does not exist, a new window is created.
 
 .. code-block:: cpp
 
     /// Access window via its name
     viz::Viz3d sameWindow = viz::get("Viz Demo");
-    
+
 * Start a controlled event loop. Once it starts, **wasStopped** is set to false. Inside the while loop, in each iteration, **spinOnce** is called to prevent event loop from completely stopping. Inside the while loop, user can execute other statements including those which interact with the window.
 
 .. code-block:: cpp
@@ -103,11 +103,11 @@ Here is the general structure of the program:
     while(!sameWindow.wasStopped())
     {
         /// Interact with window
-        
+
         /// Event loop for 1 millisecond
         sameWindow.spinOnce(1, true);
     }
-    
+
 Results
 =======
 

doc/tutorials/viz/transformations/transformations.rst

@@ -45,7 +45,7 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
         float dummy1, dummy2;
         for(size_t i = 0; i < 1889; ++i)
             ifs >> data[i].x >> data[i].y >> data[i].z >> dummy1 >> dummy2;
-        
+
         cloud *= 5.0f;
         return cloud;
     }
@@ -54,40 +54,40 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
      * @function main
      */
     int main(int argn, char **argv)
-    {        
+    {
         if (argn < 2)
         {
             cout << "Usage: " << endl << "./transformations [ G | C ]" << endl;
             return 1;
         }
-        
+
         bool camera_pov = (argv[1][0] == 'C');
-        
+
         /// Create a window
         viz::Viz3d myWindow("Coordinate Frame");
-        
+
         /// Add coordinate axes
         myWindow.showWidget("Coordinate Widget", viz::WCoordinateSystem());
-        
+
         /// Let's assume camera has the following properties
         Point3f cam_pos(3.0f,3.0f,3.0f), cam_focal_point(3.0f,3.0f,2.0f), cam_y_dir(-1.0f,0.0f,0.0f);
-        
+
         /// We can get the pose of the cam using makeCameraPose
         Affine3f cam_pose = viz::makeCameraPose(cam_pos, cam_focal_point, cam_y_dir);
-        
+
         /// We can get the transformation matrix from camera coordinate system to global using
         /// - makeTransformToGlobal. We need the axes of the camera
         Affine3f transform = viz::makeTransformToGlobal(Vec3f(0.0f,-1.0f,0.0f), Vec3f(-1.0f,0.0f,0.0f), Vec3f(0.0f,0.0f,-1.0f), cam_pos);
-        
+
         /// Create a cloud widget.
         Mat bunny_cloud = cvcloud_load();
         viz::WCloud cloud_widget(bunny_cloud, viz::Color::green());
-        
+
         /// Pose of the widget in camera frame
         Affine3f cloud_pose = Affine3f().translate(Vec3f(0.0f,0.0f,3.0f));
         /// Pose of the widget in global frame
         Affine3f cloud_pose_global = transform * cloud_pose;
-        
+
         /// Visualize camera frame
         if (!camera_pov)
         {
@@ -96,21 +96,21 @@ You can download the code from :download:`here <../../../../samples/cpp/tutorial
             myWindow.showWidget("CPW", cpw, cam_pose);
             myWindow.showWidget("CPW_FRUSTUM", cpw_frustum, cam_pose);
         }
-        
+
         /// Visualize widget
         myWindow.showWidget("bunny", cloud_widget, cloud_pose_global);
-        
+
         /// Set the viewer pose to that of camera
         if (camera_pov)
             myWindow.setViewerPose(cam_pose);
-        
+
         /// Start event loop.
         myWindow.spin();
-        
+
         return 0;
     }
 
-    
+
 Explanation
 ===========
 
@@ -122,42 +122,42 @@ Here is the general structure of the program:
 
     /// Create a window
     viz::Viz3d myWindow("Transformations");
-    
+
 * Get camera pose from camera position, camera focal point and y direction.
 
 .. code-block:: cpp
 
     /// Let's assume camera has the following properties
     Point3f cam_pos(3.0f,3.0f,3.0f), cam_focal_point(3.0f,3.0f,2.0f), cam_y_dir(-1.0f,0.0f,0.0f);
-        
+
     /// We can get the pose of the cam using makeCameraPose
     Affine3f cam_pose = viz::makeCameraPose(cam_pos, cam_focal_point, cam_y_dir);
-    
+
 * Obtain transform matrix knowing the axes of camera coordinate system.
 
 .. code-block:: cpp
 
     /// We can get the transformation matrix from camera coordinate system to global using
     /// - makeTransformToGlobal. We need the axes of the camera
     Affine3f transform = viz::makeTransformToGlobal(Vec3f(0.0f,-1.0f,0.0f), Vec3f(-1.0f,0.0f,0.0f), Vec3f(0.0f,0.0f,-1.0f), cam_pos);
-    
+
 * Create a cloud widget from bunny.ply file
 
 .. code-block:: cpp
 
     /// Create a cloud widget.
     Mat bunny_cloud = cvcloud_load();
     viz::WCloud cloud_widget(bunny_cloud, viz::Color::green());
-    
+
 * Given the pose in camera coordinate system, estimate the global pose.
-    
+
 .. code-block:: cpp
 
     /// Pose of the widget in camera frame
     Affine3f cloud_pose = Affine3f().translate(Vec3f(0.0f,0.0f,3.0f));
     /// Pose of the widget in global frame
     Affine3f cloud_pose_global = transform * cloud_pose;
-    
+
 * If the view point is set to be global, visualize camera coordinate frame and viewing frustum.
 
 .. code-block:: cpp
@@ -170,22 +170,22 @@ Here is the general structure of the program:
         myWindow.showWidget("CPW", cpw, cam_pose);
         myWindow.showWidget("CPW_FRUSTUM", cpw_frustum, cam_pose);
     }
-    
+
 * Visualize the cloud widget with the estimated global pose
-    
+
 .. code-block:: cpp
 
     /// Visualize widget
     myWindow.showWidget("bunny", cloud_widget, cloud_pose_global);
-    
+
 * If the view point is set to be camera's, set viewer pose to **cam_pose**.
-    
+
 .. code-block:: cpp
 
     /// Set the viewer pose to that of camera
     if (camera_pov)
         myWindow.setViewerPose(cam_pose);
-        
+
 Results
 =======