parameter_camera.h

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// g2o - General Graph Optimization
// Copyright (C) 2011 R. Kuemmerle, G. Grisetti, W. Burgard
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
//   notice, this list of conditions and the following disclaimer in the
//   documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
#ifndef G2O_CAMERA_PARAMETERS_H_
#define G2O_CAMERA_PARAMETERS_H_
 
#include "g2o/core/hyper_graph_action.h"
#include "g2o_types_slam3d_api.h"
#include "parameter_se3_offset.h"
 
namespace g2o {
class G2O_TYPES_SLAM3D_API ParameterCamera : public ParameterSE3Offset {
 public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW;
  ParameterCamera();
  void setKcam(double fx, double fy, double cx, double cy);
  void setOffset(const Isometry3& offset_ = Isometry3::Identity());
 
  virtual bool read(std::istream& is);
  virtual bool write(std::ostream& os) const;
 
  const Matrix3& Kcam() const { return _Kcam; }
  const Matrix3& invKcam() const { return _invKcam; }
  const Matrix3& Kcam_inverseOffsetR() const { return _Kcam_inverseOffsetR; }
 
 protected:
  Matrix3 _Kcam;
  Matrix3 _invKcam;
  Matrix3 _Kcam_inverseOffsetR;
};
 
class G2O_TYPES_SLAM3D_API CacheCamera : public CacheSE3Offset {
 public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW;
  const ParameterCamera* camParams() const { return params; }
  const Affine3& w2i() const { return _w2i; }
 
 protected:
  virtual void updateImpl();
  virtual bool resolveDependencies();
  Affine3 _w2i;  
  ParameterCamera* params;
};
 
#ifdef G2O_HAVE_OPENGL
class G2O_TYPES_SLAM3D_API CacheCameraDrawAction : public DrawAction {
 public:
  CacheCameraDrawAction();
  virtual HyperGraphElementAction* operator()(
      HyperGraph::HyperGraphElement* element,
      HyperGraphElementAction::Parameters* params_);
 
 protected:
  virtual bool refreshPropertyPtrs(
      HyperGraphElementAction::Parameters* params_);
  FloatProperty *_cameraZ, *_cameraSide;
};
#endif
 
}  // namespace g2o
 
#endif