camera_info_display.h

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// -*- mode: c++ -*-
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 * Software License Agreement (BSD License)
 *
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#ifndef JSK_RVIZ_PLUGINS_CAMERA_INFO_DISPLAY_H_
#define JSK_RVIZ_PLUGINS_CAMERA_INFO_DISPLAY_H_
 
#ifndef Q_MOC_RUN
#include <rviz/display.h>
#include <rviz/message_filter_display.h>
#include <rviz/properties/color_property.h>
#include <rviz/properties/bool_property.h>
#include <rviz/properties/float_property.h>
#include <rviz/properties/ros_topic_property.h>
#include <rviz/ogre_helpers/shape.h>
#include <rviz/ogre_helpers/billboard_line.h>
#include <OGRE/OgreSceneNode.h>
#include <image_geometry/pinhole_camera_model.h>
#include <sensor_msgs/Image.h>
#include <OGRE/OgreManualObject.h>
#include <OGRE/OgreSceneManager.h>
#include <OGRE/OgreTextureManager.h>
#include <OGRE/OgreTexture.h>
#include <OGRE/OgreTechnique.h>
#include <cv_bridge/cv_bridge.h>
#include <sensor_msgs/image_encodings.h>
#include <image_transport/subscriber.h>
 
#include "image_transport_hints_property.h"
#endif
 
namespace jsk_rviz_plugins
{
  class TrianglePolygon
  {
  public:
#if ROS_VERSION_MINIMUM(1,12,0)
    typedef std::shared_ptr<TrianglePolygon> Ptr;
#else
    typedef boost::shared_ptr<TrianglePolygon> Ptr;
#endif
    TrianglePolygon(Ogre::SceneManager* manager,
                    Ogre::SceneNode* node,
                    const cv::Point3d& O,
                    const cv::Point3d& A,
                    const cv::Point3d& B,
                    const std::string& name,
                    const Ogre::ColourValue& color,
                    bool use_color,
                    bool upper_triangle);
    virtual ~TrianglePolygon();
  protected:
    Ogre::ManualObject* manual_;
    Ogre::SceneManager* manager_;
  private:
    
  };
  
  class CameraInfoDisplay:
    public rviz::MessageFilterDisplay<sensor_msgs::CameraInfo>
  {
    Q_OBJECT
  public:
#if ROS_VERSION_MINIMUM(1,12,0)
    typedef std::shared_ptr<rviz::Shape> ShapePtr;
    typedef std::shared_ptr<rviz::BillboardLine> BillboardLinePtr;
#else
    typedef boost::shared_ptr<rviz::Shape> ShapePtr;
    typedef boost::shared_ptr<rviz::BillboardLine> BillboardLinePtr;
#endif
    CameraInfoDisplay();
    virtual ~CameraInfoDisplay();
    
  protected:
    // methods required by super virtual class
    virtual void onInitialize();
    virtual void reset();
    virtual void processMessage(const sensor_msgs::CameraInfo::ConstPtr& msg);
    // methods
    virtual void update(float wall_dt, float ros_dt);
    virtual bool isSameCameraInfo(
      const sensor_msgs::CameraInfo::ConstPtr& camera_info);
    virtual void createCameraInfoShapes(
      const sensor_msgs::CameraInfo::ConstPtr& camera_info);
    virtual void addPointToEdge(
      const cv::Point3d& point);
    virtual void addPolygon(
      const cv::Point3d& O, const cv::Point3d& A, const cv::Point3d& B, std::string name,
      bool use_color, bool upper_triangle);
    virtual void prepareMaterial();
    virtual void createTextureForBottom(int width, int height);
    virtual void imageCallback(const sensor_msgs::Image::ConstPtr& msg);
    virtual void drawImageTexture();
    virtual void subscribeImage(std::string topic);
    // variables
    std::vector<TrianglePolygon::Ptr> polygons_;
    BillboardLinePtr edges_;
    sensor_msgs::CameraInfo::ConstPtr camera_info_;
    Ogre::MaterialPtr material_;
    Ogre::TexturePtr texture_;
    Ogre::MaterialPtr material_bottom_;
    Ogre::TexturePtr bottom_texture_;
    image_transport::Subscriber image_sub_;
    boost::mutex mutex_;
    // variables updated by rviz properties
    double alpha_;
    double far_clip_distance_;
    QColor color_;
    QColor edge_color_;
    bool show_polygons_;
    bool show_edges_;
    bool use_image_;
    bool image_updated_;
    bool not_show_side_polygons_;
    cv::Mat image_;
    // properties
    ImageTransportHintsProperty* image_transport_hints_property_;
    rviz::FloatProperty* far_clip_distance_property_;
    rviz::FloatProperty* alpha_property_;
    rviz::ColorProperty* color_property_;
    rviz::ColorProperty* edge_color_property_;
    rviz::BoolProperty* show_polygons_property_;
    rviz::BoolProperty* not_show_side_polygons_property_;
    rviz::BoolProperty* use_image_property_;
    rviz::RosTopicProperty* image_topic_property_;
    rviz::BoolProperty* show_edges_property_;
    
  protected Q_SLOTS:
    void updateFarClipDistance();
    void updateAlpha();
    void updateColor();
    void updateShowEdges();
    void updateShowPolygons();
    void updateNotShowSidePolygons();
    void updateImageTopic();
    void updateUseImage();
    void updateEdgeColor();
  };
  
}
 
#endif