Field3D
CubicFieldInterp< Data_T > Class Template Reference

#include <FieldInterp.h>

Inheritance diagram for CubicFieldInterp< Data_T >:
FieldInterp< Data_T > RefBase

Public Types

typedef CubicFieldInterp class_type
 
typedef boost::intrusive_ptr
< CubicFieldInterp
Ptr
 
typedef Data_T value_type
 
- Public Types inherited from FieldInterp< Data_T >
typedef FieldInterp class_type
 
typedef boost::intrusive_ptr
< FieldInterp
Ptr
 
typedef Data_T value_type
 
- Public Types inherited from RefBase
typedef boost::intrusive_ptr
< RefBase
Ptr
 

Public Member Functions

virtual Data_T sample (const Field< Data_T > &data, const V3d &vsP) const
 
- Public Member Functions inherited from FieldInterp< Data_T >
virtual ~FieldInterp ()
 
- Public Member Functions inherited from RefBase
void ref () const
 Used by boost::intrusive_pointer.
 
size_t refcnt ()
 Used by boost::intrusive_pointer.
 
void unref () const
 Used by boost::intrusive_pointer.
 
 RefBase ()
 
 RefBase (const RefBase &)
 Copy constructor.
 
RefBaseoperator= (const RefBase &)
 Assignment operator.
 
virtual ~RefBase ()
 Destructor.
 
virtual bool checkRTTI (const char *typenameStr)=0
 This function is only implemented by concrete classes and triggers the actual RTTI check through matchRTTI();.
 
bool matchRTTI (const char *typenameStr)
 Performs a check to see if the given typename string matches this class' This needs to be implemented in -all- subclasses, even abstract ones.
 

Static Public Member Functions

static const char * classType ()
 
static const char * staticClassName ()
 
- Static Public Member Functions inherited from FieldInterp< Data_T >
static const char * classType ()
 
static const char * staticClassName ()
 
- Static Public Member Functions inherited from RefBase
static const char * classType ()
 

Public Attributes

 DEFINE_FIELD_RTTI_CONCRETE_CLASS
 
- Public Attributes inherited from FieldInterp< Data_T >
 DEFINE_FIELD_RTTI_ABSTRACT_CLASS
 

Private Types

typedef FieldInterp< Data_T > base
 Convenience typedef for referring to base class.
 

Static Private Attributes

static TemplatedFieldType
< CubicFieldInterp< Data_T > > 
ms_classType
 

Detailed Description

template<class Data_T>
class CubicFieldInterp< Data_T >

Definition at line 195 of file FieldInterp.h.

Member Typedef Documentation

template<class Data_T >
typedef Data_T CubicFieldInterp< Data_T >::value_type

Definition at line 201 of file FieldInterp.h.

template<class Data_T >
typedef boost::intrusive_ptr<CubicFieldInterp> CubicFieldInterp< Data_T >::Ptr

Definition at line 202 of file FieldInterp.h.

template<class Data_T >
typedef CubicFieldInterp CubicFieldInterp< Data_T >::class_type

Definition at line 206 of file FieldInterp.h.

template<class Data_T >
typedef FieldInterp<Data_T> CubicFieldInterp< Data_T >::base
private

Convenience typedef for referring to base class.

Definition at line 232 of file FieldInterp.h.

Member Function Documentation

template<class Data_T >
static const char* CubicFieldInterp< Data_T >::staticClassName ( )
inlinestatic

Definition at line 209 of file FieldInterp.h.

{
return "CubicFieldInterp";
}
template<class Data_T >
static const char* CubicFieldInterp< Data_T >::classType ( )
inlinestatic
template<class Data_T >
Data_T CubicFieldInterp< Data_T >::sample ( const Field< Data_T > &  data,
const V3d vsP 
) const
virtual

Implements FieldInterp< Data_T >.

Definition at line 651 of file FieldInterp.h.

References FieldRes::dataWindow(), monotonicCubicInterpolant(), and Field< Data_T >::value().

{
// Voxel centers are at .5 coordinates
// NOTE: Don't use contToDisc for this, we're looking for sample
// point locations, not coordinate shifts.
V3d clampedVsP(std::max(0.5, vsP.x),
std::max(0.5, vsP.y),
std::max(0.5, vsP.z));
FIELD3D_VEC3_T<double> p(clampedVsP - FIELD3D_VEC3_T<double>(0.5));
// Lower left corner
V3i c(static_cast<int>(floor(p.x)),
static_cast<int>(floor(p.y)),
static_cast<int>(floor(p.z)));
// Fractions
FIELD3D_VEC3_T<double> t(p - static_cast<FIELD3D_VEC3_T<double> >(c));
const Box3i &dataWindow = data.dataWindow();
// Clamp the coordinates
int im, jm, km;
im = std::max(dataWindow.min.x, std::min(c.x, dataWindow.max.x));
jm = std::max(dataWindow.min.y, std::min(c.y, dataWindow.max.y));
km = std::max(dataWindow.min.z, std::min(c.z, dataWindow.max.z));
int im_1, jm_1, km_1;
im_1 = std::max(dataWindow.min.x, std::min(im - 1, dataWindow.max.x));
jm_1 = std::max(dataWindow.min.y, std::min(jm - 1, dataWindow.max.y));
km_1 = std::max(dataWindow.min.z, std::min(km - 1, dataWindow.max.z));
int im1, jm1, km1;
im1 = std::max(dataWindow.min.x, std::min(im + 1, dataWindow.max.x));
jm1 = std::max(dataWindow.min.y, std::min(jm + 1, dataWindow.max.y));
km1 = std::max(dataWindow.min.z, std::min(km + 1, dataWindow.max.z));
int im2, jm2, km2;
im2 = std::max(dataWindow.min.x, std::min(im + 2, dataWindow.max.x));
jm2 = std::max(dataWindow.min.y, std::min(jm + 2, dataWindow.max.y));
km2 = std::max(dataWindow.min.z, std::min(km + 2, dataWindow.max.z));
// interpolate 16 lines in z:
Data_T z11 = monotonicCubicInterpolant(data.value(im_1, jm_1, km_1),
data.value(im_1, jm_1, km),
data.value(im_1, jm_1, km1),
data.value(im_1, jm_1, km2), t.z);
Data_T z12 = monotonicCubicInterpolant(data.value(im_1, jm, km_1),
data.value(im_1, jm, km),
data.value(im_1, jm, km1),
data.value(im_1, jm, km2), t.z);
Data_T z13 = monotonicCubicInterpolant(data.value(im_1, jm1, km_1),
data.value(im_1, jm1, km),
data.value(im_1, jm1, km1),
data.value(im_1, jm1, km2), t.z);
Data_T z14 = monotonicCubicInterpolant(data.value(im_1, jm2, km_1),
data.value(im_1, jm2, km),
data.value(im_1, jm2, km1),
data.value(im_1, jm2, km2), t.z);
Data_T z21 = monotonicCubicInterpolant(data.value(im, jm_1, km_1),
data.value(im, jm_1, km),
data.value(im, jm_1, km1),
data.value(im, jm_1, km2), t.z);
Data_T z22 = monotonicCubicInterpolant(data.value(im, jm, km_1),
data.value(im, jm, km),
data.value(im, jm, km1),
data.value(im, jm, km2), t.z);
Data_T z23 = monotonicCubicInterpolant(data.value(im, jm1, km_1),
data.value(im, jm1, km),
data.value(im, jm1, km1),
data.value(im, jm1, km2), t.z);
Data_T z24 = monotonicCubicInterpolant(data.value(im, jm2, km_1),
data.value(im, jm2, km),
data.value(im, jm2, km1),
data.value(im, jm2, km2), t.z);
Data_T z31 = monotonicCubicInterpolant(data.value(im1, jm_1, km_1),
data.value(im1, jm_1, km),
data.value(im1, jm_1, km1),
data.value(im1, jm_1, km2), t.z);
Data_T z32 = monotonicCubicInterpolant(data.value(im1, jm, km_1),
data.value(im1, jm, km),
data.value(im1, jm, km1),
data.value(im1, jm, km2), t.z);
Data_T z33 = monotonicCubicInterpolant(data.value(im1, jm1, km_1),
data.value(im1, jm1, km),
data.value(im1, jm1, km1),
data.value(im1, jm1, km2), t.z);
Data_T z34 = monotonicCubicInterpolant(data.value(im1, jm2, km_1),
data.value(im1, jm2, km),
data.value(im1, jm2, km1),
data.value(im1, jm2, km2), t.z);
Data_T z41 = monotonicCubicInterpolant(data.value(im2, jm_1, km_1),
data.value(im2, jm_1, km),
data.value(im2, jm_1, km1),
data.value(im2, jm_1, km2), t.z);
Data_T z42 = monotonicCubicInterpolant(data.value(im2, jm, km_1),
data.value(im2, jm, km),
data.value(im2, jm, km1),
data.value(im2, jm, km2), t.z);
Data_T z43 = monotonicCubicInterpolant(data.value(im2, jm1, km_1),
data.value(im2, jm1, km),
data.value(im2, jm1, km1),
data.value(im2, jm1, km2), t.z);
Data_T z44 = monotonicCubicInterpolant(data.value(im2, jm2, km_1),
data.value(im2, jm2, km),
data.value(im2, jm2, km1),
data.value(im2, jm2, km2), t.z);
Data_T y1 = monotonicCubicInterpolant(z11, z12, z13, z14, t.y);
Data_T y2 = monotonicCubicInterpolant(z21, z22, z23, z24, t.y);
Data_T y3 = monotonicCubicInterpolant(z31, z32, z33, z34, t.y);
Data_T y4 = monotonicCubicInterpolant(z41, z42, z43, z44, t.y);
Data_T z0 = monotonicCubicInterpolant(y1, y2, y3, y4, t.x);
return z0;
}

Member Data Documentation

template<class Data_T >
CubicFieldInterp< Data_T >::DEFINE_FIELD_RTTI_CONCRETE_CLASS

Definition at line 207 of file FieldInterp.h.

template<class Data_T >
TemplatedFieldType<CubicFieldInterp<Data_T> > CubicFieldInterp< Data_T >::ms_classType
staticprivate

Definition at line 227 of file FieldInterp.h.

Referenced by CubicFieldInterp< Data_T >::classType().


The documentation for this class was generated from the following file: