SeisTrc Class Reference

Seismic trace. More...

Public Member Functions
	SeisTrc (int ns=0, const DataCharacteristics &dc=DataCharacteristics())
	SeisTrc (const SeisTrc &t)
	~SeisTrc ()
SeisTrc &	operator= (const SeisTrc &t)
bool	isEmpty () const
SeisTrcInfo &	info ()
const SeisTrcInfo &	info () const
TraceData &	data ()
const TraceData &	data () const
int	nrComponents () const
void	set (int idx, float v, int icomp)
float	get (int idx, int icomp) const
float	getFirst (int icomp=0) const
float	getLast (int icomp=0) const
int	size () const
float	getValue (float, int icomp) const
bool	isNull (int icomp=-1) const
bool	hasUndef (int icomp=-1) const
void	zero (int icomp=-1)
void	setNrComponents (int, DataCharacteristics::UserType dt=DataCharacteristics::Auto)
bool	reSize (int, bool copydata)
void	copyDataFrom (const SeisTrc &, int icomp=-1, bool forcefloats=false)
	icomp -1 (default) is all components More...
*const ValueSeriesInterpolator< float > &	interpolator () const
void	setInterpolator (ValueSeriesInterpolator< float > *)
	becomes mine More...
float	startPos () const
float	endPos () const
StepInterval< float >	zRange () const
float	samplePos (int idx) const
int	nearestSample (float pos) const
void	setStartPos (float p)
bool	dataPresent (float t) const
SampleGate	sampleGate (const Interval< float > &, bool check) const
SeisTrc *	getRelTrc (const ZGate &, float sr=mUdf(float)) const
SeisTrc *	getExtendedTo (const ZGate &, bool usetrcvals=true) const
void	convertToFPs (bool preserve_data=true)

Static Public Member Functions
static const char *	sKeyExtTrcToSI ()

Static Public Attributes
static const float	snapdist

Protected Member Functions
bool	chkForSpecVal (int icomp, bool isnull) const

Protected Attributes
TraceData	data_
SeisTrcInfo	info_
PtrMan< ValueSeriesInterpolator< float > >	intpol_

Private Member Functions
void	cleanUp ()

Detailed Description

Seismic trace.

A seismic trace is composed of trace info and trace data. The trace data consists of one or more components. These are represented by a set of buffers, interpreted by DataInterpreters.

Constructor & Destructor Documentation

SeisTrc::SeisTrc ( int  ns = 0, const DataCharacteristics &  dc = DataCharacteristics()  )

inline

SeisTrc::SeisTrc ( const SeisTrc &  t )

inline

SeisTrc::~SeisTrc

(

)

Member Function Documentation

bool SeisTrc::chkForSpecVal ( int  icomp, bool  isnull  ) const

protected

void SeisTrc::cleanUp ( )

private

void SeisTrc::convertToFPs

(

bool

preserve_data = true

)

void SeisTrc::copyDataFrom	(	const SeisTrc &	,
		int	icomp = -1,
		bool	forcefloats = false
	)

icomp -1 (default) is all components

TraceData& SeisTrc::data ( )

inline

const TraceData& SeisTrc::data ( ) const

inline

bool SeisTrc::dataPresent ( float  t ) const

inline

float SeisTrc::endPos ( ) const

inline

float SeisTrc::get ( int  idx, int  icomp  ) const

inline

SeisTrc* SeisTrc::getExtendedTo	(	const ZGate &	,
		bool	usetrcvals = true
	)		const

Extends (or shrinks) trace to ZGate Added values can be first/last value of input, or zeros

float SeisTrc::getFirst ( int  icomp = 0 ) const

inline

float SeisTrc::getLast ( int  icomp = 0 ) const

inline

SeisTrc* SeisTrc::getRelTrc	(	const ZGate &	,
		float	sr = mUdf(float)
	)		const

Resample around pick. No pick: returns null. ZGate is relative to pick

float SeisTrc::getValue	(	float	,
		int	icomp
	)		const

bool SeisTrc::hasUndef

(

int

icomp = -1

)

const

SeisTrcInfo& SeisTrc::info ( )

inline

const SeisTrcInfo& SeisTrc::info ( ) const

inline

* const ValueSeriesInterpolator<float>& SeisTrc::interpolator

(

)

const

< relative distance from a sample below which no interpolation is done. 99.9% chance default is OK.

bool SeisTrc::isEmpty ( ) const

inline

bool SeisTrc::isNull

(

int

icomp = -1

)

const

int SeisTrc::nearestSample ( float  pos ) const

inline

int SeisTrc::nrComponents ( ) const

inline

SeisTrc& SeisTrc::operator=

(

const SeisTrc &

t

)

bool SeisTrc::reSize	(	int	,
		bool	copydata
	)

SampleGate SeisTrc::sampleGate	(	const Interval< float > &	,
		bool	check
	)		const

float SeisTrc::samplePos ( int  idx ) const

inline

void SeisTrc::set ( int  idx, float  v, int  icomp  )

inline

void SeisTrc::setInterpolator

(

ValueSeriesInterpolator< float > *

)

becomes mine

void SeisTrc::setNrComponents	(	int	,
		DataCharacteristics::UserType	dt = DataCharacteristics::Auto
	)

void SeisTrc::setStartPos ( float  p )

inline

int SeisTrc::size ( ) const

inline

static const char* SeisTrc::sKeyExtTrcToSI ( )

inlinestatic

float SeisTrc::startPos ( ) const

inline

void SeisTrc::zero ( int  icomp = -1 )

inline

StepInterval<float> SeisTrc::zRange ( ) const

inline

Member Data Documentation

TraceData SeisTrc::data_

protected

SeisTrcInfo SeisTrc::info_

protected

PtrMan<ValueSeriesInterpolator<float> > SeisTrc::intpol_

mutableprotected

const float SeisTrc::snapdist

static

Default 1e-4 /* mDeprecated