TricubicSampler< TreeOrAccT > Class Template Reference

Tri-cubic sampler, i.e. third order, interpolator. More...

#include <nanovdb/util/SampleFromVoxels.h>

Inherited by SampleFromVoxels< TreeOrAccT, 3, false >, and SampleFromVoxels< TreeOrAccT, 3, true >.

Public Member Functions
	TricubicSampler (const TreeOrAccT &acc)
	Construction from a Tree or ReadAccessor. More...
const TreeOrAccT &	accessor () const
void	stencil (const CoordT &ijk, ValueT(&c)[64]) const
	Extract the stencil of 8 values. More...
template<typename RealT , template< typename... > class Vec3T>
TreeOrAccT::ValueType	sample (const Vec3T< RealT > &xyz, const ValueT(&C)[64])

Static Public Member Functions
template<typename RealT , template< typename... > class Vec3T>
static ValueT	sample (const Vec3T< RealT > &uvw, const ValueT(&c)[64])

Protected Types
using	ValueT = typename TreeOrAccT::ValueType
using	CoordT = typename TreeOrAccT::CoordType

Protected Attributes
const TreeOrAccT &	mAcc

Detailed Description

template<typename TreeOrAccT>
class nanovdb::TricubicSampler< TreeOrAccT >

Tri-cubic sampler, i.e. third order, interpolator.

See the following paper for implementation details: Lekien, F. and Marsden, J.: Tricubic interpolation in three dimensions. In: International Journal for Numerical Methods in Engineering (2005), No. 63, p. 455-471

Member Typedef Documentation

using CoordT = typename TreeOrAccT::CoordType

protected

using ValueT = typename TreeOrAccT::ValueType

protected

Constructor & Destructor Documentation

TricubicSampler ( const TreeOrAccT &  acc )

inline

Construction from a Tree or ReadAccessor.

Member Function Documentation

const TreeOrAccT& accessor ( ) const

inline

static ValueT sample ( const Vec3T< RealT > &  uvw, const ValueT(&)  c[64]  )

inlinestatic

TreeOrAccT::ValueType sample	(	const Vec3T< RealT > &	xyz,
		const ValueT(&)	C[64]
	)

void stencil ( const CoordT &  ijk, ValueT(&)  c[64]  ) const

inline

Extract the stencil of 8 values.

Member Data Documentation

const TreeOrAccT& mAcc

protected