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hom_point.h
1 
2 /***************************************************************************
3  * hom_point.h - Homogenous point
4  *
5  * Created: Thu Sep 27 16:55:50 2007
6  * Copyright 2007-2008 Daniel Beck
7  *
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version. A runtime exception applies to
14  * this software (see LICENSE.GPL_WRE file mentioned below for details).
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU Library General Public License for more details.
20  *
21  * Read the full text in the LICENSE.GPL_WRE file in the doc directory.
22  */
23 
24 #ifndef __GEOMETRY_HOM_POINT_H_
25 #define __GEOMETRY_HOM_POINT_H_
26 
27 #include <geometry/hom_coord.h>
28 #include <utils/math/types.h>
29 
30 namespace fawkes {
31 class HomVector;
32 
33 class HomPoint : public HomCoord
34 {
35  public:
36  HomPoint(float x = 0.0, float y = 0.0, float z = 0.0);
37  HomPoint(cart_coord_2d_t coord );
38  HomPoint(cart_coord_3d_t coord );
39  HomPoint(const HomCoord& h);
40  virtual ~HomPoint();
41 
42  float distance() const;
43 
44  HomPoint& move(float dx, float dy, float dz);
45  HomPoint& move_to(float x, float y, float z);
46 
47  HomVector operator-(const HomPoint& p) const;
48 };
49 
50 } // end namespace fawkes
51 
52 
53 #endif /* __GEOMETRY_HOM_POINT_H_ */
Cartesian coordinates (2D).
Definition: types.h:40
virtual float y() const
RO-getter for y.
Definition: hom_coord.cpp:115
HomPoint & move(float dx, float dy, float dz)
Move the point by the given coordiantes.
Definition: hom_point.cpp:101
HomVector operator-(const HomPoint &p) const
Compute the vector between two points.
Definition: hom_point.cpp:131
A homogeneous point.
Definition: hom_point.h:33
HomPoint & move_to(float x, float y, float z)
Move the point to the given coordiantes.
Definition: hom_point.cpp:117
virtual float z() const
RO-getter for z.
Definition: hom_coord.cpp:145
Base class for homogeneous primitives (vector and point).
Definition: hom_coord.h:34
Cartesian coordinates (3D).
Definition: types.h:46
A homogeneous vector.
Definition: hom_vector.h:31
float distance() const
Obtain distance from the point to the origin.
Definition: hom_point.cpp:88
virtual ~HomPoint()
Destructor.
Definition: hom_point.cpp:80
virtual float x() const
RO-getter for x.
Definition: hom_coord.cpp:85
HomPoint(float x=0.0, float y=0.0, float z=0.0)
Constructor.
Definition: hom_point.cpp:42