Google OR-Tools: operations_research::PiecewiseLinearFunction Class Reference

#include <piecewise_linear_function.h>

Public Member Functions
bool	InDomain (int64_t x) const
bool	IsConvex () const
bool	IsNonDecreasing () const
bool	IsNonIncreasing () const
int64_t	Value (int64_t x) const
int64_t	GetMaximum () const
int64_t	GetMinimum () const
int64_t	GetMaximum (int64_t range_start, int64_t range_end) const
int64_t	GetMinimum (int64_t range_start, int64_t range_end) const
std::pair< int64_t, int64_t >	GetSmallestRangeGreaterThanValue (int64_t range_start, int64_t range_end, int64_t value) const
std::pair< int64_t, int64_t >	GetSmallestRangeLessThanValue (int64_t range_start, int64_t range_end, int64_t value) const
std::pair< int64_t, int64_t >	GetSmallestRangeInValueRange (int64_t range_start, int64_t range_end, int64_t value_min, int64_t value_max) const
void	AddConstantToX (int64_t constant)
void	AddConstantToY (int64_t constant)
void	Add (const PiecewiseLinearFunction &other)
void	Subtract (const PiecewiseLinearFunction &other)
std::vector< PiecewiseLinearFunction * >	DecomposeToConvexFunctions () const
const std::vector< PiecewiseSegment > &	segments () const
std::string	DebugString () const

Static Public Member Functions
static PiecewiseLinearFunction *	CreatePiecewiseLinearFunction (std::vector< int64_t > points_x, std::vector< int64_t > points_y, std::vector< int64_t > slopes, std::vector< int64_t > other_points_x)
static PiecewiseLinearFunction *	CreateStepFunction (std::vector< int64_t > points_x, std::vector< int64_t > points_y, std::vector< int64_t > other_points_x)
static PiecewiseLinearFunction *	CreateFullDomainFunction (int64_t initial_level, std::vector< int64_t > points_x, std::vector< int64_t > slopes)
static PiecewiseLinearFunction *	CreateOneSegmentFunction (int64_t point_x, int64_t point_y, int64_t slope, int64_t other_point_x)
static PiecewiseLinearFunction *	CreateRightRayFunction (int64_t point_x, int64_t point_y, int64_t slope)
static PiecewiseLinearFunction *	CreateLeftRayFunction (int64_t point_x, int64_t point_y, int64_t slope)
static PiecewiseLinearFunction *	CreateFixedChargeFunction (int64_t slope, int64_t value)
static PiecewiseLinearFunction *	CreateEarlyTardyFunction (int64_t reference, int64_t earliness_slope, int64_t tardiness_slope)
static PiecewiseLinearFunction *	CreateEarlyTardyFunctionWithSlack (int64_t early_slack, int64_t late_slack, int64_t earliness_slope, int64_t tardiness_slope)

Static Public Attributes
static const int	kNotFound = -1

◆ Add()

void operations_research::PiecewiseLinearFunction::Add

(

const PiecewiseLinearFunction &

other

)

◆ AddConstantToX()

void operations_research::PiecewiseLinearFunction::AddConstantToX

(

int64_t

constant

)

◆ AddConstantToY()

void operations_research::PiecewiseLinearFunction::AddConstantToY

(

int64_t

constant

)

◆ CreateEarlyTardyFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateEarlyTardyFunction	(	int64_t	reference,
		int64_t	earliness_slope,
		int64_t	tardiness_slope )

static

◆ CreateEarlyTardyFunctionWithSlack()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateEarlyTardyFunctionWithSlack	(	int64_t	early_slack,
		int64_t	late_slack,
		int64_t	earliness_slope,
		int64_t	tardiness_slope )

static

◆ CreateFixedChargeFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateFixedChargeFunction	(	int64_t	slope,
		int64_t	value )

static

◆ CreateFullDomainFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateFullDomainFunction	(	int64_t	initial_level,
		std::vector< int64_t >	points_x,
		std::vector< int64_t >	slopes )

static

◆ CreateLeftRayFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateLeftRayFunction	(	int64_t	point_x,
		int64_t	point_y,
		int64_t	slope )

static

◆ CreateOneSegmentFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateOneSegmentFunction	(	int64_t	point_x,
		int64_t	point_y,
		int64_t	slope,
		int64_t	other_point_x )

static

◆ CreatePiecewiseLinearFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreatePiecewiseLinearFunction	(	std::vector< int64_t >	points_x,
		std::vector< int64_t >	points_y,
		std::vector< int64_t >	slopes,
		std::vector< int64_t >	other_points_x )

static

◆ CreateRightRayFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateRightRayFunction	(	int64_t	point_x,
		int64_t	point_y,
		int64_t	slope )

static

◆ CreateStepFunction()

PiecewiseLinearFunction * operations_research::PiecewiseLinearFunction::CreateStepFunction	(	std::vector< int64_t >	points_x,
		std::vector< int64_t >	points_y,
		std::vector< int64_t >	other_points_x )

static

◆ DebugString()

std::string operations_research::PiecewiseLinearFunction::DebugString

(

)

const

◆ DecomposeToConvexFunctions()

std::vector< PiecewiseLinearFunction * > operations_research::PiecewiseLinearFunction::DecomposeToConvexFunctions

(

)

const

◆ GetMaximum() [1/2]

int64_t operations_research::PiecewiseLinearFunction::GetMaximum

(

)

const

◆ GetMaximum() [2/2]

int64_t operations_research::PiecewiseLinearFunction::GetMaximum	(	int64_t	range_start,
		int64_t	range_end ) const

◆ GetMinimum() [1/2]

int64_t operations_research::PiecewiseLinearFunction::GetMinimum

(

)

const

◆ GetMinimum() [2/2]

int64_t operations_research::PiecewiseLinearFunction::GetMinimum	(	int64_t	range_start,
		int64_t	range_end ) const

◆ GetSmallestRangeGreaterThanValue()

std::pair< int64_t, int64_t > operations_research::PiecewiseLinearFunction::GetSmallestRangeGreaterThanValue	(	int64_t	range_start,
		int64_t	range_end,
		int64_t	value ) const

◆ GetSmallestRangeInValueRange()

std::pair< int64_t, int64_t > operations_research::PiecewiseLinearFunction::GetSmallestRangeInValueRange	(	int64_t	range_start,
		int64_t	range_end,
		int64_t	value_min,
		int64_t	value_max ) const

◆ GetSmallestRangeLessThanValue()

std::pair< int64_t, int64_t > operations_research::PiecewiseLinearFunction::GetSmallestRangeLessThanValue	(	int64_t	range_start,
		int64_t	range_end,
		int64_t	value ) const

◆ InDomain()

bool operations_research::PiecewiseLinearFunction::InDomain

(

int64_t

)

const

◆ IsConvex()

bool operations_research::PiecewiseLinearFunction::IsConvex

(

)

const

◆ IsNonDecreasing()

bool operations_research::PiecewiseLinearFunction::IsNonDecreasing

(

)

const

◆ IsNonIncreasing()

bool operations_research::PiecewiseLinearFunction::IsNonIncreasing

(

)

const

◆ segments()

const std::vector< PiecewiseSegment > & operations_research::PiecewiseLinearFunction::segments

(

)

const

inline

◆ Subtract()

void operations_research::PiecewiseLinearFunction::Subtract

(

const PiecewiseLinearFunction &

other

)

◆ Value()

int64_t operations_research::PiecewiseLinearFunction::Value

(

int64_t

)

const

◆ kNotFound

const int operations_research::PiecewiseLinearFunction::kNotFound = -1

static

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

ortools/util/piecewise_linear_function.h
ortools/util/piecewise_linear_function.cc

Public Member Functions

Static Public Member Functions

Static Public Attributes

◆ Add()

◆ AddConstantToX()

◆ AddConstantToY()

◆ CreateEarlyTardyFunction()

◆ CreateEarlyTardyFunctionWithSlack()

◆ CreateFixedChargeFunction()

◆ CreateFullDomainFunction()

◆ CreateLeftRayFunction()

◆ CreateOneSegmentFunction()

◆ CreatePiecewiseLinearFunction()

◆ CreateRightRayFunction()

◆ CreateStepFunction()

◆ DebugString()

◆ DecomposeToConvexFunctions()

◆ GetMaximum() [1/2]

◆ GetMaximum() [2/2]

◆ GetMinimum() [1/2]

◆ GetMinimum() [2/2]

◆ GetSmallestRangeGreaterThanValue()

◆ GetSmallestRangeInValueRange()

◆ GetSmallestRangeLessThanValue()

◆ InDomain()

◆ IsConvex()

◆ IsNonDecreasing()

◆ IsNonIncreasing()

◆ segments()

◆ Subtract()

◆ Value()

◆ kNotFound