gtsam/gtsam_unstable/geometry/projectiveGeometry.cpp

72 lines
1.7 KiB
C++

/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file projectiveGeometry.cpp
* @brief Projective geometry, implemented using tensor library
* @date Feb 12, 2010
* @author: Frank Dellaert
*/
#include <boost/foreach.hpp>
#include <gtsam/base/Matrix.h>
#include <gtsam_unstable/geometry/tensorInterface.h>
#include <gtsam_unstable/geometry/projectiveGeometry.h>
namespace gtsam {
using namespace std;
using namespace tensors;
/* ************************************************************************* */
Point2h point2h(double x, double y, double w) {
double data[3];
data[0] = x;
data[1] = y;
data[2] = w;
return data;
}
/* ************************************************************************* */
Line2h line2h(double a, double b, double c) {
double data[3];
data[0] = a;
data[1] = b;
data[2] = c;
return data;
}
/* ************************************************************************* */
Point3h point3h(double X, double Y, double Z, double W) {
double data[4];
data[0] = X;
data[1] = Y;
data[2] = Z;
data[3] = W;
return data;
}
/* ************************************************************************* */
Plane3h plane3h(double a, double b, double c, double d) {
double data[4];
data[0] = a;
data[1] = b;
data[2] = c;
data[3] = d;
return data;
}
/* ************************************************************************* */
} // namespace gtsam