Accessors.c File Reference

The implementation of Trajectory. More...

#include "../../h/SpatioTemporal/Trajectory/Accessors.h"
#include "../../h/Utilities/Utilities.h"
#include <funcapi.h>
#include <access/tuptoaster.h>

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Functions
PGDLLEXPORT Datum	sizeTrajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (sizeTrajectory)
int32	NrPointsTrajectory (Datum trajectory)
PGDLLEXPORT Datum	NrPointsTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (NrPointsTrajectoryV1)
PGDLLEXPORT Datum	NrSegmentsTrajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (NrSegmentsTrajectory)
float8	samplingPeriodTrajectory (Datum trajectory)
PGDLLEXPORT Datum	samplingPeriodTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (samplingPeriodTrajectoryV1)
PointST *	pointAtTrajectory (Datum trajectory, int32 i, PointST *result)
SegmentST *	segmentAtTrajectory (Datum trajectory, int32 i, SegmentST *result)
PGDLLEXPORT Datum	pointAtTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (pointAtTrajectoryV1)
PGDLLEXPORT Datum	segmentAtTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (segmentAtTrajectoryV1)
PointST *	firstPointTrajectory (Datum trajectory, PointST *result)
PointST *	lastPointTrajectory (Datum trajectory, PointST *result)
SegmentST *	firstSegmentTrajectory (Datum trajectory, SegmentST *result)
SegmentST *	lastSegmentTrajectory (Datum trajectory, SegmentST *result)
PGDLLEXPORT Datum	firstPointTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (firstPointTrajectoryV1)
PGDLLEXPORT Datum	lastPointTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (lastPointTrajectoryV1)
PGDLLEXPORT Datum	firstSegmentTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (firstSegmentTrajectoryV1)
PGDLLEXPORT Datum	lastSegmentTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (lastSegmentTrajectoryV1)
Trajectory *	subTrajectory (Datum trajectory, int32 s, int32 e)
PGDLLEXPORT Datum	subTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (subTrajectoryV1)
PGDLLEXPORT Datum	pointsTrajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (pointsTrajectory)
PGDLLEXPORT Datum	segmentsTrajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (segmentsTrajectory)

Detailed Description

The implementation of Trajectory.

Author

Marios Vodas (mvoda.nosp@m.s@gm.nosp@m.ail.c.nosp@m.om).

These functions are documented in the Trajectory/Accessors.h

Function Documentation

PointST* firstPointTrajectory	(	Datum	trajectory,
		PointST *	result
	)

References pointAtTrajectory().

Referenced by firstPointTrajectoryV1().

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PGDLLEXPORT Datum firstPointTrajectoryV1

(

PG_FUNCTION_ARGS

)

References firstPointTrajectory().

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SegmentST* firstSegmentTrajectory	(	Datum	trajectory,
		SegmentST *	result
	)

References segmentAtTrajectory().

Referenced by firstSegmentTrajectoryV1().

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PGDLLEXPORT Datum firstSegmentTrajectoryV1

(

PG_FUNCTION_ARGS

)

References firstSegmentTrajectory().

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PointST* lastPointTrajectory	(	Datum	trajectory,
		PointST *	result
	)

References NrPointsTrajectory(), and pointAtTrajectory().

Referenced by lastPointTrajectoryV1().

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PGDLLEXPORT Datum lastPointTrajectoryV1

(

PG_FUNCTION_ARGS

)

References lastPointTrajectory().

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SegmentST* lastSegmentTrajectory	(	Datum	trajectory,
		SegmentST *	result
	)

References NrPointsTrajectory(), and segmentAtTrajectory().

Referenced by lastSegmentTrajectoryV1().

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PGDLLEXPORT Datum lastSegmentTrajectoryV1

(

PG_FUNCTION_ARGS

)

References lastSegmentTrajectory().

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int32 NrPointsTrajectory

(

Datum

trajectory

)

References points().

Referenced by accelerationAtTrajectory(), accelerationAtTTrajectory(), angleXXTrajectory(), atInstantTrajectory(), atPeriodTrajectory(), averageSpeedTrajectory(), displacementTrajectory(), durationInIntervalTrajectory(), lastPointTrajectory(), lastSegmentTrajectory(), normalizedSamplingRateTrajectory(), NrPointsTrajectoryV1(), NrSegmentsTrajectory(), pointAtTrajectory(), segmentAtTrajectory(), speedAtTrajectory(), speedAtTTrajectory(), subTrajectory(), and Trajectory2Period().

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PGDLLEXPORT Datum NrPointsTrajectoryV1

(

PG_FUNCTION_ARGS

)

References NrPointsTrajectory().

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PGDLLEXPORT Datum NrSegmentsTrajectory

(

PG_FUNCTION_ARGS

)

References NrPoints2NrSegments, and NrPointsTrajectory().

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PG_FUNCTION_INFO_V1

(

sizeTrajectory

)

PG_FUNCTION_INFO_V1

(

NrPointsTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

NrSegmentsTrajectory

)

PG_FUNCTION_INFO_V1

(

samplingPeriodTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

pointAtTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

segmentAtTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

firstPointTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

lastPointTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

firstSegmentTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

lastSegmentTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

subTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

pointsTrajectory

)

PG_FUNCTION_INFO_V1

(

segmentsTrajectory

)

PointST* pointAtTrajectory	(	Datum	trajectory,
		int32	i,
		PointST *	result
	)

References NrPointsTrajectory(), and points().

Referenced by accelerationAtTTrajectory(), angleXXTrajectory(), atInstantTrajectory(), atPeriodTrajectory(), averageSpeedTrajectory(), displacementTrajectory(), durationInIntervalTrajectory(), firstPointTrajectory(), lastPointTrajectory(), normalizedSamplingRateTrajectory(), pointAtTrajectoryV1(), speedAtTTrajectory(), and Trajectory2Period().

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PGDLLEXPORT Datum pointAtTrajectoryV1

(

PG_FUNCTION_ARGS

)

References pointAtTrajectory().

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PGDLLEXPORT Datum pointsTrajectory

(

PG_FUNCTION_ARGS

)

References i(), Trajectory::NrPoints, Trajectory::points, and trajectory().

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float8 samplingPeriodTrajectory

(

Datum

trajectory

)

Referenced by accelerationAtTTrajectory(), atInstantTrajectory(), atPeriodTrajectory(), samplingPeriodTrajectoryV1(), and speedAtTTrajectory().

PGDLLEXPORT Datum samplingPeriodTrajectoryV1

(

PG_FUNCTION_ARGS

)

References samplingPeriodTrajectory(), and seconds2interval().

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SegmentST* segmentAtTrajectory	(	Datum	trajectory,
		int32	i,
		SegmentST *	result
	)

References SegmentSP::e, Period::e, SegmentSP::i, Period::i, NrPointsTrajectory(), points(), PointST::sp, SegmentST::sp, PointST::t, and SegmentST::t.

Referenced by firstSegmentTrajectory(), lastSegmentTrajectory(), and segmentAtTrajectoryV1().

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PGDLLEXPORT Datum segmentAtTrajectoryV1

(

PG_FUNCTION_ARGS

)

References segmentAtTrajectory().

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PGDLLEXPORT Datum segmentsTrajectory

(

PG_FUNCTION_ARGS

)

References SegmentSP::e, Period::e, SegmentSP::i, Period::i, Trajectory::NrPoints, Trajectory::points, PointST::sp, SegmentST::sp, PointST::t, SegmentST::t, and trajectory().

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PGDLLEXPORT Datum sizeTrajectory

(

PG_FUNCTION_ARGS

)

Trajectory* subTrajectory	(	Datum	trajectory,
		int32	s,
		int32	e
	)

References allocateTrajectory(), NrPointsTrajectory(), points(), and Trajectory::points.

Referenced by accelerationAtTrajectory(), atInstantTrajectory(), atPeriodTrajectory(), speedAtTrajectory(), and subTrajectoryV1().

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PGDLLEXPORT Datum subTrajectoryV1

(

PG_FUNCTION_ARGS

)

References subTrajectory(), and updateMetadataTrajectory().

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