Lagrange

@optmath

struct Lagrange (

T

uint maxAdditionalFunctions = 0

X = T

) if (

isFloatingPoint!T &&

maxAdditionalFunctions < 16

) {

Slice!(RCI!(immutable X)) _grid;

RCArray!(immutable T) _inversedBarycentricWeights;

RCArray!T[maxAdditionalFunctions + 1] _normalizedValues;

T[maxAdditionalFunctions + 1] _asums;

@safe pure @nogc extern (D)

enum uint derivativeOrder;

this(Slice!(RCI!(immutable X)) grid, RCArray!T values, RCArray!(immutable T) inversedBarycentricWeights);

this(Slice!(RCI!(immutable X)) grid, RCArray!T values);

Lagrange lightConst();

Lagrange lightImmutable();

const(Slice!(RCI!(immutable X))) grid [@property getter];

immutable(X)[] gridScopeView [@property getter];

const(RCArray!(immutable T)) inversedBarycentricWeights [@property getter];

const(RCArray!T)[maxAdditionalFunctions + 1] normalizedValues [@property getter];

const(T)[maxAdditionalFunctions + 1] asums [@property getter];

size_t intervalCount [@property getter];

template opCall(uint derivative = 0);

alias withDerivative = opCall!1;

alias withTwoDerivatives = opCall!2;

}

Constructors

this this(Slice!(RCI!(immutable X)) grid, RCArray!T values, RCArray!(immutable T) inversedBarycentricWeights): Complexity: O(N)
this this(Slice!(RCI!(immutable X)) grid, RCArray!T values): Complexity: O(N^^2)

Members

Aliases

withDerivative alias withDerivative = opCall!1
withTwoDerivatives alias withTwoDerivatives = opCall!2

Functions

lightConst Lagrange lightConst()
lightImmutable Lagrange lightImmutable()

Properties

asums const(T)[maxAdditionalFunctions + 1] asums [@property getter]
grid const(Slice!(RCI!(immutable X))) grid [@property getter]
gridScopeView immutable(X)[] gridScopeView [@property getter]
intervalCount size_t intervalCount [@property getter]
inversedBarycentricWeights const(RCArray!(immutable T)) inversedBarycentricWeights [@property getter]
normalizedValues const(RCArray!T)[maxAdditionalFunctions + 1] normalizedValues [@property getter]

Templates

opCall template opCall(uint derivative = 0): Undocumented in source.

Variables

_asums T[maxAdditionalFunctions + 1] _asums;: for internal use only.
_grid Slice!(RCI!(immutable X)) _grid;: for internal use only.
_inversedBarycentricWeights RCArray!(immutable T) _inversedBarycentricWeights;: for internal use only.
_normalizedValues RCArray!T[maxAdditionalFunctions + 1] _normalizedValues;: for internal use only.
derivativeOrder enum uint derivativeOrder;

Meta

Source

See Implementation

mir interpolate polynomial functions

structs

Lagrange