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CPose3DQuatPDF.h
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1 /* +---------------------------------------------------------------------------+
2  | Mobile Robot Programming Toolkit (MRPT) |
3  | http://www.mrpt.org/ |
4  | |
5  | Copyright (c) 2005-2017, Individual contributors, see AUTHORS file |
6  | See: http://www.mrpt.org/Authors - All rights reserved. |
7  | Released under BSD License. See details in http://www.mrpt.org/License |
8  +---------------------------------------------------------------------------+ */
9 #ifndef CPose3DQuatPDF_H
10 #define CPose3DQuatPDF_H
11 
12 #include <mrpt/poses/CPose3D.h>
13 #include <mrpt/poses/CPose3DQuat.h>
14 #include <mrpt/math/CMatrixD.h>
16 
17 namespace mrpt
18 {
19  namespace poses
20  {
21  class CPosePDF;
22  class CPose3DPDF;
23 
25 
26  /** Declares a class that represents a Probability Density Function (PDF) of a 3D pose (6D actually), by means of a 7-vector with a translation [x y z] and a quaternion [qr qx qy qz].
27  * This class is just the base class for unifying many diferent ways this PDF can be implemented.
28  *
29  * For convenience, a pose composition is also defined for any
30  * PDF derived class, changeCoordinatesReference, in the form of a method rather than an operator.
31  *
32  * - For a similar class for 3D points (without attitude), see CPointPDF.
33  * - For a similar class for 3D poses (with Euler angles instead of quaternions), see CPose3DPDF.
34  *
35  *
36  * See also the tutorial on <a href="http://www.mrpt.org/Probability_Density_Distributions_Over_Spatial_Representations" >probabilistic spatial representations in the MRPT</a>.
37  *
38  * \sa CPose3DQuatPDF, CPose3DPDF
39  * \ingroup poses_pdf_grp
40  */
42  public mrpt::utils::CSerializable,
43  public mrpt::utils::CProbabilityDensityFunction<CPose3DQuat,7>
44  {
46 
47  public:
48  /** Copy operator, translating if necesary (for example, between particles and gaussian representations)
49  * \sa createFrom2D
50  */
51  virtual void copyFrom(const CPose3DQuatPDF &o) = 0;
52 
53  /** This is a static transformation method from 2D poses to 3D PDFs, preserving the representation type (particles->particles, Gaussians->Gaussians,etc)
54  * It returns a new object of any of the derived classes of CPose3DQuatPDF. This object must be deleted by the user when not required anymore.
55  * \sa copyFrom
56  */
57  static CPose3DQuatPDF* createFrom2D(const CPosePDF &o);
58 
59  /** Returns a new PDF such as: NEW_PDF = (0,0,0) - THIS_PDF */
60  virtual void inverse(CPose3DQuatPDF &o) const = 0;
61 
62  /** This static method computes the two Jacobians of a pose composition operation $f(x,u)= x \oplus u$
63  * \param out_x_oplus_u If set to !=NULL, the result of "x+u" will be stored here (it will be computed internally anyway).
64  * To see the mathematical derivation of the formulas, refer to the technical report here:
65  * - http://www.mrpt.org/Probability_Density_Distributions_Over_Spatial_Representations
66  */
67  static void jacobiansPoseComposition(
68  const CPose3DQuat &x,
69  const CPose3DQuat &u,
72  CPose3DQuat *out_x_oplus_u=NULL);
73 
74 
75  /** Returns a 3D representation of this PDF (it doesn't clear the current contents of out_obj, but append new OpenGL objects to that list)
76  * \note Needs the mrpt-opengl library, and using mrpt::opengl::CSetOfObjectsPtr as template argument.
77  * \note By default, ellipsoids for the confidence intervals of "q=3" are drawn; for more mathematical details, see CGeneralizedEllipsoidTemplate::setQuantiles()
78  */
79  template <class OPENGL_SETOFOBJECTSPTR>
80  inline void getAs3DObject(OPENGL_SETOFOBJECTSPTR &out_obj) const {
81  typedef typename OPENGL_SETOFOBJECTSPTR::value_type SETOFOBJECTS;
82  out_obj->insertCollection( *SETOFOBJECTS::posePDF2opengl(*this) );
83  }
84 
85  /** Returns a 3D representation of this PDF.
86  * \note Needs the mrpt-opengl library, and using mrpt::opengl::CSetOfObjectsPtr as template argument.
87  */
88  template <class OPENGL_SETOFOBJECTSPTR>
89  inline OPENGL_SETOFOBJECTSPTR getAs3DObject() const {
90  typedef typename OPENGL_SETOFOBJECTSPTR::value_type SETOFOBJECTS;
91  return SETOFOBJECTS::posePDF2opengl(*this);
92  }
93 
94  }; // End of class def.
96 
97  } // End of namespace
98 } // End of namespace
99 
100 #endif
void getAs3DObject(OPENGL_SETOFOBJECTSPTR &out_obj) const
Returns a 3D representation of this PDF (it doesn&#39;t clear the current contents of out_obj...
The virtual base class which provides a unified interface for all persistent objects in MRPT...
Definition: CSerializable.h:39
#define DEFINE_VIRTUAL_SERIALIZABLE(class_name)
This declaration must be inserted in virtual CSerializable classes definition:
A numeric matrix of compile-time fixed size.
Eigen::Matrix< dataType, 4, 4 > inverse(Eigen::Matrix< dataType, 4, 4 > &pose)
Definition: Miscellaneous.h:74
#define DEFINE_SERIALIZABLE_PRE_CUSTOM_BASE(class_name, base_name)
This declaration must be inserted in all CSerializable classes definition, before the class declarati...
A class used to store a 3D pose as a translation (x,y,z) and a quaternion (qr,qx,qy,qz).
Definition: CPose3DQuat.h:41
Declares a class that represents a probability density function (pdf) of a 2D pose (x...
Definition: CPosePDF.h:39
OPENGL_SETOFOBJECTSPTR getAs3DObject() const
Returns a 3D representation of this PDF.
This is the global namespace for all Mobile Robot Programming Toolkit (MRPT) libraries.
Declares a class that represents a Probability Density Function (PDF) of a 3D pose (6D actually)...
#define DEFINE_SERIALIZABLE_POST_CUSTOM_BASE(class_name, base_name)
GLenum GLint x
Definition: glext.h:3516
CSetOfObjectsPtr posePDF2opengl(const POSE_PDF &o)
Returns a representation of a the PDF - this is just an auxiliary function, it&#39;s more natural to call...
Definition: pose_pdfs.h:23



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