Point Cloud Library (PCL)
1.3.1
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This represents a bivariate polynomial and provides some functionality for it. More...
#include <pcl/common/bivariate_polynomial.h>
Public Member Functions | |
BivariatePolynomialT (int new_degree=0) | |
Constructor. | |
BivariatePolynomialT (const BivariatePolynomialT &other) | |
Copy constructor. | |
~BivariatePolynomialT () | |
Destructor. | |
BivariatePolynomialT & | operator= (const BivariatePolynomialT &other) |
= operator | |
void | setDegree (int new_degree) |
Initialize members to default values. | |
unsigned int | getNoOfParameters () const |
How many parametes has a bivariate polynomial with this degree. | |
real | getValue (real x, real y) const |
Calculate the value of the polynomial at the given point. | |
void | calculateGradient (bool forceRecalc=false) |
Calculate the gradient of this polynomial If forceRecalc is false, it will do nothing when the gradient already exists. | |
void | getValueOfGradient (real x, real y, real &gradX, real &gradY) |
Calculate the value of the gradient at the given point. | |
void | findCriticalPoints (std::vector< real > &x_values, std::vector< real > &y_values, std::vector< int > &types) const |
Returns critical points of the polynomial. | |
void | writeBinary (std::ostream &os) const |
write as binary to a stream | |
void | writeBinary (const char *filename) const |
write as binary into a file | |
void | readBinary (std::istream &os) |
read binary from a stream | |
void | readBinary (const char *filename) |
read binary from a file | |
Static Public Member Functions | |
static unsigned int | getNoOfParametersFromDegree (int n) |
How many parametes has a bivariate polynomial of the given degree. | |
Public Attributes | |
int | degree |
real * | parameters |
BivariatePolynomialT< real > * | gradient_x |
BivariatePolynomialT< real > * | gradient_y |
This represents a bivariate polynomial and provides some functionality for it.
pcl::BivariatePolynomialT::BivariatePolynomialT | ( | int | new_degree = 0 | ) |
Constructor.
Definition at line 2 of file bivariate_polynomial.hpp.
pcl::BivariatePolynomialT::BivariatePolynomialT | ( | const BivariatePolynomialT & | other | ) |
Copy constructor.
Definition at line 9 of file bivariate_polynomial.hpp.
pcl::BivariatePolynomialT::~BivariatePolynomialT | ( | ) |
Destructor.
Definition at line 16 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::calculateGradient | ( | bool | forceRecalc = false | ) |
Calculate the gradient of this polynomial If forceRecalc is false, it will do nothing when the gradient already exists.
Definition at line 83 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::findCriticalPoints | ( | std::vector< real > & | x_values, |
std::vector< real > & | y_values, | ||
std::vector< int > & | types | ||
) | const |
Returns critical points of the polynomial.
type can be 0=maximum, 1=minimum, or 2=saddle point !!Currently only implemented for degree 2!!
Definition at line 150 of file bivariate_polynomial.hpp.
unsigned int pcl::BivariatePolynomialT::getNoOfParameters | ( | ) | const [inline] |
How many parametes has a bivariate polynomial with this degree.
Definition at line 37 of file bivariate_polynomial.h.
static unsigned int pcl::BivariatePolynomialT::getNoOfParametersFromDegree | ( | int | n | ) | [inline, static] |
How many parametes has a bivariate polynomial of the given degree.
Definition at line 75 of file bivariate_polynomial.h.
real pcl::BivariatePolynomialT::getValue | ( | real | x, |
real | y | ||
) | const |
Calculate the value of the polynomial at the given point.
Definition at line 114 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::getValueOfGradient | ( | real | x, |
real | y, | ||
real & | gradX, | ||
real & | gradY | ||
) |
Calculate the value of the gradient at the given point.
Definition at line 134 of file bivariate_polynomial.hpp.
BivariatePolynomialT& pcl::BivariatePolynomialT::operator= | ( | const BivariatePolynomialT & | other | ) | [inline] |
= operator
Definition at line 28 of file bivariate_polynomial.h.
void pcl::BivariatePolynomialT::readBinary | ( | std::istream & | os | ) |
read binary from a stream
Definition at line 242 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::readBinary | ( | const char * | filename | ) |
read binary from a file
Definition at line 253 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::setDegree | ( | int | new_degree | ) |
Initialize members to default values.
Definition at line 23 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::writeBinary | ( | std::ostream & | os | ) | const |
write as binary to a stream
Definition at line 225 of file bivariate_polynomial.hpp.
void pcl::BivariatePolynomialT::writeBinary | ( | const char * | filename | ) | const |
write as binary into a file
Definition at line 234 of file bivariate_polynomial.hpp.
Definition at line 78 of file bivariate_polynomial.h.
Definition at line 80 of file bivariate_polynomial.h.
Definition at line 80 of file bivariate_polynomial.h.
Definition at line 79 of file bivariate_polynomial.h.