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      1 /*M///////////////////////////////////////////////////////////////////////////////////////
      2 //
      3 //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
      4 //
      5 //  By downloading, copying, installing or using the software you agree to this license.
      6 //  If you do not agree to this license, do not download, install,
      7 //  copy or use the software.
      8 //
      9 //
     10 //                           License Agreement
     11 //                For Open Source Computer Vision Library
     12 //
     13 // Copyright (C) 2013, OpenCV Foundation, all rights reserved.
     14 // Third party copyrights are property of their respective owners.
     15 //
     16 // Redistribution and use in source and binary forms, with or without modification,
     17 // are permitted provided that the following conditions are met:
     18 //
     19 //   * Redistribution's of source code must retain the above copyright notice,
     20 //     this list of conditions and the following disclaimer.
     21 //
     22 //   * Redistribution's in binary form must reproduce the above copyright notice,
     23 //     this list of conditions and the following disclaimer in the documentation
     24 //     and/or other materials provided with the distribution.
     25 //
     26 //   * The name of the copyright holders may not be used to endorse or promote products
     27 //     derived from this software without specific prior written permission.
     28 //
     29 // This software is provided by the copyright holders and contributors "as is" and
     30 // any express or implied warranties, including, but not limited to, the implied
     31 // warranties of merchantability and fitness for a particular purpose are disclaimed.
     32 // In no event shall the Intel Corporation or contributors be liable for any direct,
     33 // indirect, incidental, special, exemplary, or consequential damages
     34 // (including, but not limited to, procurement of substitute goods or services;
     35 // loss of use, data, or profits; or business interruption) however caused
     36 // and on any theory of liability, whether in contract, strict liability,
     37 // or tort (including negligence or otherwise) arising in any way out of
     38 // the use of this software, even if advised of the possibility of such damage.
     39 //
     40 // Authors:
     41 //  * Ozan Tonkal, ozantonkal (at) gmail.com
     42 //  * Anatoly Baksheev, Itseez Inc.  myname.mysurname <> mycompany.com
     43 //
     44 //M*/
     45 
     46 #ifndef __OPENCV_VIZ_VIZ3D_IMPL_HPP__
     47 #define __OPENCV_VIZ_VIZ3D_IMPL_HPP__
     48 
     49 struct cv::viz::Viz3d::VizImpl
     50 {
     51 public:
     52     typedef Viz3d::KeyboardCallback KeyboardCallback;
     53     typedef Viz3d::MouseCallback MouseCallback;
     54 
     55     int ref_counter;
     56 
     57     VizImpl(const String &name);
     58     virtual ~VizImpl();
     59 
     60     bool wasStopped() const;
     61     void close();
     62 
     63     void spin();
     64     void spinOnce(int time = 1, bool force_redraw = false);
     65 
     66     void showWidget(const String &id, const Widget &widget, const Affine3d &pose = Affine3d::Identity());
     67     void removeWidget(const String &id);
     68     Widget getWidget(const String &id) const;
     69     void removeAllWidgets();
     70 
     71     void showImage(InputArray image, const Size& window_size);
     72 
     73     void setWidgetPose(const String &id, const Affine3d &pose);
     74     void updateWidgetPose(const String &id, const Affine3d &pose);
     75     Affine3d getWidgetPose(const String &id) const;
     76 
     77     void setRepresentation(int representation);
     78 
     79     void setCamera(const Camera &camera);
     80     Camera getCamera() const;
     81 
     82     /** \brief Reset the camera to a given widget */
     83     void resetCameraViewpoint(const String& id);
     84     void resetCamera();
     85 
     86     void setViewerPose(const Affine3d &pose);
     87     Affine3d getViewerPose();
     88 
     89     void convertToWindowCoordinates(const Point3d &pt, Point3d &window_coord);
     90     void converTo3DRay(const Point3d &window_coord, Point3d &origin, Vec3d &direction);
     91 
     92     void saveScreenshot(const String &file);
     93     void setWindowPosition(const Point& position);
     94     Size getWindowSize() const;
     95     void setWindowSize(const Size& window_size);
     96     void setFullScreen(bool mode);
     97     String getWindowName() const;
     98     void setBackgroundColor(const Color& color, const Color& color2);
     99     void setBackgroundTexture(InputArray image);
    100     void setBackgroundMeshLab();
    101 
    102     void registerKeyboardCallback(KeyboardCallback callback, void* cookie = 0);
    103     void registerMouseCallback(MouseCallback callback, void* cookie = 0);
    104 
    105 private:
    106     struct TimerCallback : public vtkCommand
    107     {
    108         static TimerCallback* New() { return new TimerCallback; }
    109         virtual void Execute(vtkObject* caller, unsigned long event_id, void* cookie);
    110         int timer_id;
    111     };
    112 
    113     struct ExitCallback : public vtkCommand
    114     {
    115         static ExitCallback* New() { return new ExitCallback; }
    116         virtual void Execute(vtkObject*, unsigned long event_id, void*);
    117         VizImpl* viz;
    118     };
    119 
    120     mutable bool spin_once_state_;
    121     vtkSmartPointer<vtkRenderWindowInteractor> interactor_;
    122 
    123     vtkSmartPointer<vtkRenderWindow> window_;
    124     String window_name_;
    125     Vec2i window_position_;
    126 
    127     vtkSmartPointer<TimerCallback> timer_callback_;
    128     vtkSmartPointer<ExitCallback> exit_callback_;
    129 
    130     vtkSmartPointer<vtkRenderer> renderer_;
    131     vtkSmartPointer<vtkVizInteractorStyle> style_;
    132     Ptr<WidgetActorMap> widget_actor_map_;
    133 
    134     bool removeActorFromRenderer(vtkSmartPointer<vtkProp> actor);
    135     void recreateRenderWindow();
    136 };
    137 
    138 #endif
    139