CGAL::Isosurfacing::Gradient_function_3< Partition > Class Template Reference

#include <CGAL/Isosurfacing_3/Gradient_function_3.h>

Definition

template<typename Partition>
class CGAL::Isosurfacing::Gradient_function_3< Partition >

The class Gradient_function_3 represents a field of vectors computed using a user-provided unary function.

Is model of

IsosurfacingGradientField_3

Template Parameters

Partition

must be a model of IsosurfacingPartition_3

See also

CGAL::Isosurfacing::Dual_contouring_domain_3

Examples

Isosurfacing_3/contouring_implicit_data.cpp, and Isosurfacing_3/dual_contouring.cpp.

Public Types
using	Geom_traits = typename Partition::Geom_traits
using	Point_3 = typename Geom_traits::Point_3
using	Vector_3 = typename Geom_traits::Vector_3
using	PT = partition_traits< Partition >
using	vertex_descriptor = typename PT::vertex_descriptor

Public Member Functions
template<typename Function >
	Gradient_function_3 (const Function &fn, const Partition &partition)
	constructs a field of gradients using a gradient function and a partition.
Vector_3	operator() (const Point_3 &p) const
	returns the value of the function at the point p.
const Vector_3 &	operator() (const vertex_descriptor &v) const
	returns the value of the function at the vertex v.

Constructor & Destructor Documentation

Gradient_function_3()

template<typename Partition >

template<typename Function >

CGAL::Isosurfacing::Gradient_function_3< Partition >::Gradient_function_3	(	const Function &	fn,
		const Partition &	partition
	)

constructs a field of gradients using a gradient function and a partition.

Template Parameters

Function

must provide the following function signature: Vector_3 operator()(const Point_3&) const

Parameters

fn	the function providing gradients
partition	the space partitioning data structure