iup-stack/iup/srctuio/tuio/TuioBlob.h

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C++
Executable File

/*
TUIO C++ Library
Copyright (c) 2005-2017 Martin Kaltenbrunner <martin@tuio.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3.0 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library.
*/
#ifndef INCLUDED_TUIOBLOB_H
#define INCLUDED_TUIOBLOB_H
#include "TuioContainer.h"
namespace TUIO {
/**
* The TuioBlob class encapsulates /tuio/2Dblb TUIO objects.
*
* @author Martin Kaltenbrunner
* @version 1.1.6
*/
class LIBDECL TuioBlob: public TuioContainer {
protected:
/**
* The individual blob ID number that is assigned to each TuioBlob.
*/
int blob_id;
/**
* The rotation angle value.
*/
float angle;
/**
* The width value.
*/
float width;
/**
* The height value.
*/
float height;
/**
* The area value.
*/
float area;
/**
* The rotation speed value.
*/
float rotation_speed;
/**
* The rotation acceleration value.
*/
float rotation_accel;
float angleThreshold;
OneEuroFilter *angleFilter;
float sizeThreshold;
OneEuroFilter *widthFilter;
OneEuroFilter *heightFilter;
public:
using TuioContainer::update;
/**
* This constructor takes a TuioTime argument and assigns it along with the provided
* Session ID, X and Y coordinate, width, height and angle to the newly created TuioBlob.
*
* @param ttime the TuioTime to assign
* @param si the Session ID to assign
* @param xp the X coordinate to assign
* @param yp the Y coordinate to assign
* @param a the angle to assign
* @param w the width to assign
* @param h the height to assign
* @param f the area to assign
*/
TuioBlob (TuioTime ttime, long si, int bi, float xp, float yp, float a, float w, float h, float f);
/**
* This constructor takes the provided Session ID, X and Y coordinate
* width, height and angle, and assigs these values to the newly created TuioBlob.
*
* @param si the Session ID to assign
* @param xp the X coordinate to assign
* @param yp the Y coordinate to assign
* @param a the angle to assign
* @param w the width to assign
* @param h the height to assign
* @param f the area to assign
*/
TuioBlob (long si, int bi, float xp, float yp, float a, float w, float h, float f);
/**
* This constructor takes the atttibutes of the provided TuioBlob
* and assigs these values to the newly created TuioBlob.
*
* @param tblb the TuioBlob to assign
*/
TuioBlob (TuioBlob *tblb);
/**
* The destructor is doing nothing in particular.
*/
virtual ~TuioBlob() {
if (widthFilter) delete widthFilter;
if (heightFilter) delete heightFilter;
if (angleFilter) delete angleFilter;
};
/**
* Returns the Blob ID of this TuioBlob.
* @return the Blob ID of this TuioBlob
*/
int getBlobID() const;
/**
* Sets the Blob ID of this TuioBlob.
* @param bi the new Blob ID for this TuioBlob
*/
void setBlobID(int bi);
/**
* Takes a TuioTime argument and assigns it along with the provided
* X and Y coordinate, angle, X and Y velocity, motion acceleration,
* rotation speed and rotation acceleration to the private TuioBlob attributes.
*
* @param ttime the TuioTime to assign
* @param xp the X coordinate to assign
* @param yp the Y coordinate to assign
* @param a the rotation angle to assign
* @param w the width to assign
* @param h the height to assign
* @param f the area to assign
* @param xs the X velocity to assign
* @param ys the Y velocity to assign
* @param rs the rotation velocity to assign
* @param ma the motion acceleration to assign
* @param ra the rotation acceleration to assign
*/
void update (TuioTime ttime, float xp, float yp, float a, float w, float h, float f, float xs, float ys, float rs, float ma, float ra);
/**
* Assigns the provided X and Y coordinate, angle, X and Y velocity, motion acceleration
* rotation velocity and rotation acceleration to the private TuioContainer attributes.
* The TuioTime time stamp remains unchanged.
*
* @param xp the X coordinate to assign
* @param yp the Y coordinate to assign
* @param a the angle to assign
* @param w the width to assign
* @param h the height to assign
* @param f the area to assign
* @param xs the X velocity to assign
* @param ys the Y velocity to assign
* @param rs the rotation velocity to assign
* @param ma the motion acceleration to assign
* @param ra the rotation acceleration to assign
*/
void update (float xp, float yp, float a, float w, float h, float f, float xs, float ys, float rs, float ma, float ra);
/**
* Takes a TuioTime argument and assigns it along with the provided
* X and Y coordinate and angle to the private TuioBlob attributes.
* The speed and accleration values are calculated accordingly.
*
* @param ttime the TuioTime to assign
* @param xp the X coordinate to assign
* @param yp the Y coordinate to assign
* @param a the angle coordinate to assign
* @param w the width to assign
* @param h the height to assign
* @param f the area to assign
*/
void update (TuioTime ttime, float xp, float yp, float a, float w, float h, float f);
/**
* This method is used to calculate the speed and acceleration values of a
* TuioBlob with unchanged position and angle.
*/
void stop (TuioTime ttime);
/**
* Takes the atttibutes of the provided TuioBlob
* and assigs these values to this TuioBlob.
* The TuioTime time stamp of this TuioContainer remains unchanged.
*
* @param tblb the TuioContainer to assign
*/
void update (TuioBlob *tblb);
/**
* Returns the width of this TuioBlob.
* @return the width of this TuioBlob
*/
float getWidth() const;
/**
* Returns the height of this TuioBlob.
* @return the height of this TuioBlob
*/
float getHeight() const;
/**
* Returns the width of this TuioBlob.
* @return the width of this TuioBlob
*/
int getScreenWidth(int w) const;
/**
* Returns the height of this TuioBlob.
* @return the height of this TuioBlob
*/
int getScreenHeight(int h) const;
/**
* Returns the area of this TuioBlob.
* @return the area of this TuioBlob
*/
float getArea() const;
/**
* Returns the rotation angle of this TuioBlob.
* @return the rotation angle of this TuioBlob
*/
float getAngle() const;
/**
* Returns the rotation angle in degrees of this TuioBlob.
* @return the rotation angle in degrees of this TuioBlob
*/
float getAngleDegrees() const;
/**
* Returns the rotation speed of this TuioBlob.
* @return the rotation speed of this TuioBlob
*/
float getRotationSpeed() const;
/**
* Returns the rotation acceleration of this TuioBlob.
* @return the rotation acceleration of this TuioBlob
*/
float getRotationAccel() const;
/**
* Returns true of this TuioBlob is moving.
* @return true of this TuioBlob is moving
*/
bool isMoving() const;
void addAngleThreshold(float thresh);
void removeAngleThreshold();
void addAngleFilter(float mcut, float beta);
void removeAngleFilter();
void addSizeThreshold(float thresh);
void removeSizeThreshold();
void addSizeFilter(float mcut, float beta);
void removeSizeFilter();
};
}
#endif