geometry.h

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#ifndef FCL_MATH_GEOMETRY_H
#define FCL_MATH_GEOMETRY_H

#include <cmath>
#include <iostream>
#include <vector>

#include "fcl/config.h"
#include "fcl/common/types.h"
#include "fcl/math/triangle.h"

namespace fcl {

template <typename S>
void normalize(Vector3<S>& v, bool* signal);

template <typename Derived>
typename Derived::RealScalar triple(const Eigen::MatrixBase<Derived>& x,
                                    const Eigen::MatrixBase<Derived>& y,
                                    const Eigen::MatrixBase<Derived>& z);

template <typename Derived>
void generateCoordinateSystem(
    const Eigen::MatrixBase<Derived>& w,
    Eigen::MatrixBase<Derived>& u,
    Eigen::MatrixBase<Derived>& v);

template <typename S, int M, int N>
VectorN<S, M+N> combine(
    const VectorN<S, M>& v1, const VectorN<S, N>& v2);

template <typename S>
void hat(Matrix3<S>& mat, const Vector3<S>& vec);

template <typename S>
void eigen(const Matrix3<S>& m, Vector3<S>& dout, Matrix3<S>& vout);

template<typename S>
void eigen_old(const Matrix3<S>& m, Vector3<S>& dout, Matrix3<S>& vout);

template <typename S>
void axisFromEigen(const Matrix3<S>& eigenV,
                   const Vector3<S>& eigenS,
                   Matrix3<S>& axis);

template <typename S>
void axisFromEigen(const Matrix3<S>& eigenV,
                   const Vector3<S>& eigenS,
                   Transform3<S>& tf);

template <typename S>
void generateCoordinateSystem(Matrix3<S>& axis);

template <typename S>
void generateCoordinateSystem(Transform3<S>& tf);

template <typename DerivedA, typename DerivedB, typename DerivedC, typename DerivedD>
void relativeTransform(
    const Eigen::MatrixBase<DerivedA>& R1, const Eigen::MatrixBase<DerivedB>& t1,
    const Eigen::MatrixBase<DerivedA>& R2, const Eigen::MatrixBase<DerivedB>& t2,
    Eigen::MatrixBase<DerivedC>& R, Eigen::MatrixBase<DerivedD>& t);

template <typename S, typename DerivedA, typename DerivedB>
void relativeTransform(
    const Eigen::Transform<S, 3, Eigen::Isometry>& T1,
    const Eigen::Transform<S, 3, Eigen::Isometry>& T2,
    Eigen::MatrixBase<DerivedA>& R, Eigen::MatrixBase<DerivedB>& t);

template <typename S>
void getRadiusAndOriginAndRectangleSize(
    Vector3<S>* ps,
    Vector3<S>* ps2,
    Triangle* ts,
    unsigned int* indices,
    int n,
    const Matrix3<S>& axis,
    Vector3<S>& origin,
    S l[2],
    S& r);

template <typename S>
void getRadiusAndOriginAndRectangleSize(
    Vector3<S>* ps,
    Vector3<S>* ps2,
    Triangle* ts,
    unsigned int* indices,
    int n,
    Transform3<S>& tf,
    S l[2],
    S& r);

template <typename S>
void circumCircleComputation(
    const Vector3<S>& a,
    const Vector3<S>& b,
    const Vector3<S>& c,
    Vector3<S>& center,
    S& radius);

template <typename S>
S maximumDistance(
    Vector3<S>* ps,
    Vector3<S>* ps2,
    Triangle* ts,
    unsigned int* indices,
    int n,
    const Vector3<S>& query);

template <typename S>
void getExtentAndCenter(
    Vector3<S>* ps,
    Vector3<S>* ps2,
    Triangle* ts,
    unsigned int* indices,
    int n,
    const Matrix3<S>& axis,
    Vector3<S>& center,
    Vector3<S>& extent);

template <typename S>
void getExtentAndCenter(
    Vector3<S>* ps,
    Vector3<S>* ps2,
    Triangle* ts,
    unsigned int* indices,
    int n,
    Transform3<S>& tf,
    Vector3<S>& extent);

template <typename S>
void getCovariance(
    Vector3<S>* ps,
    Vector3<S>* ps2,
    Triangle* ts,
    unsigned int* indices,
    int n,
    Matrix3<S>& M);

} // namespace fcl

#include "fcl/math/geometry-inl.h"

#endif