Properties.c File Reference

The implementation of Trajectory. More...

#include "../../h/SpatioTemporal/Trajectory/Properties.h"
#include "../../h/SpatioTemporal/Trajectory/Accessors.h"
#include "../../h/SpatioTemporal/SegmentST/Properties.h"
#include "../../h/Spatial/PointSP/Distance.h"
#include "../../h/Spatial/SegmentSP/Casts.h"
#include "../../h/Spatial/LineSP/Properties.h"
#include "../../h/Utilities/Utilities.h"
#include "../../h/Utilities/MSVCWorkarounds.h"

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Functions
Interval *	durationInIntervalTrajectory (Datum trajectory, Interval *result)
PGDLLEXPORT Datum	durationInIntervalTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (durationInIntervalTrajectoryV1)
float8 *	durationTrajectory (Datum trajectory, float8 *result)
float8 *	lengthTrajectory (const Trajectory *trajectory, float8 *result)
PGDLLEXPORT Datum	lengthTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (lengthTrajectoryV1)
float8 *	displacementTrajectory (Datum trajectory, float8 *result)
PGDLLEXPORT Datum	displacementTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (displacementTrajectoryV1)
PointST *	centroidTrajectory (const Trajectory *trajectory, PointST *result)
PGDLLEXPORT Datum	centroidTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (centroidTrajectoryV1)
PointSP *	massCenterTrajectory (const Trajectory *trajectory, PointSP *result)
PGDLLEXPORT Datum	massCenterTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (massCenterTrajectoryV1)
float8 *	gyradiusTrajectory (const Trajectory *trajectory, float8 *result)
PGDLLEXPORT Datum	gyradiusTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (gyradiusTrajectoryV1)
float8 *	angleXXAvgTrajectory (const Trajectory *trajectory, float8 *result)
PGDLLEXPORT Datum	angleXXAvgTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (angleXXAvgTrajectoryV1)
float8 *	angleXXTrajectory (Datum trajectory, float8 *result)
PGDLLEXPORT Datum	angleXXTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (angleXXTrajectoryV1)
float8 *	averageSpeedTrajectory (Datum trajectory, float8 *result)
PGDLLEXPORT Datum	averageSpeedTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (averageSpeedTrajectoryV1)
float8 *	normalizedSamplingRateTrajectory (Datum trajectory, float8 *result)
PGDLLEXPORT Datum	normalizedSamplingRateTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (normalizedSamplingRateTrajectoryV1)

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/Properties.h

Function Documentation

float8* angleXXAvgTrajectory	(	const Trajectory *	trajectory,
		float8 *	result
	)

References angleXXLineSP(), SegmentSP::e, i(), SegmentSP::i, Trajectory::NrPoints, Trajectory::points, SegmentSP2LineSP(), and PointST::sp.

Referenced by angleXXAvgTrajectoryV1().

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PGDLLEXPORT Datum angleXXAvgTrajectoryV1

(

PG_FUNCTION_ARGS

)

References angleXXAvgTrajectory().

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float8* angleXXTrajectory	(	Datum	trajectory,
		float8 *	result
	)

References angleXXLineSP(), SegmentSP::e, SegmentSP::i, NrPointsTrajectory(), pointAtTrajectory(), SegmentSP2LineSP(), and PointST::sp.

Referenced by angleXXTrajectoryV1().

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PGDLLEXPORT Datum angleXXTrajectoryV1

(

PG_FUNCTION_ARGS

)

References angleXXTrajectory().

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float8* averageSpeedTrajectory	(	Datum	trajectory,
		float8 *	result
	)

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

Referenced by averageSpeedTrajectoryV1().

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PGDLLEXPORT Datum averageSpeedTrajectoryV1

(

PG_FUNCTION_ARGS

)

References averageSpeedTrajectory().

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PointST* centroidTrajectory	(	const Trajectory *	trajectory,
		PointST *	result
	)

References i(), Trajectory::NrPoints, Trajectory::points, round(), seconds2timestamp(), PointST::sp, PointST::t, timestamp2seconds(), PointSP::x, and PointSP::y.

Referenced by centroidTrajectoryV1(), and gyradiusTrajectory().

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PGDLLEXPORT Datum centroidTrajectoryV1

(

PG_FUNCTION_ARGS

)

References centroidTrajectory().

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float8* displacementTrajectory	(	Datum	trajectory,
		float8 *	result
	)

References distancePointSP_PointSP(), NrPointsTrajectory(), pointAtTrajectory(), and PointST::sp.

Referenced by displacementTrajectoryV1().

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PGDLLEXPORT Datum displacementTrajectoryV1

(

PG_FUNCTION_ARGS

)

References displacementTrajectory().

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Interval* durationInIntervalTrajectory	(	Datum	trajectory,
		Interval *	result
	)

References differenceInInterval(), e(), i(), NrPointsTrajectory(), pointAtTrajectory(), and PointST::t.

Referenced by durationInIntervalTrajectoryV1(), and durationTrajectory().

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PGDLLEXPORT Datum durationInIntervalTrajectoryV1

(

PG_FUNCTION_ARGS

)

References durationInIntervalTrajectory().

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float8* durationTrajectory	(	Datum	trajectory,
		float8 *	result
	)

References durationInIntervalTrajectory(), and interval2seconds().

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float8* gyradiusTrajectory	(	const Trajectory *	trajectory,
		float8 *	result
	)

References centroidTrajectory(), distancePointSP_PointSP(), i(), Trajectory::NrPoints, Trajectory::points, and PointST::sp.

Referenced by gyradiusTrajectoryV1().

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PGDLLEXPORT Datum gyradiusTrajectoryV1

(

PG_FUNCTION_ARGS

)

References gyradiusTrajectory().

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float8* lengthTrajectory	(	const Trajectory *	trajectory,
		float8 *	result
	)

References distancePointSP_PointSP(), i(), Trajectory::NrPoints, Trajectory::points, and PointST::sp.

Referenced by lengthTrajectoryV1().

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PGDLLEXPORT Datum lengthTrajectoryV1

(

PG_FUNCTION_ARGS

)

References lengthTrajectory().

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PointSP* massCenterTrajectory	(	const Trajectory *	trajectory,
		PointSP *	result
	)

References i(), Trajectory::NrPoints, Trajectory::points, round(), PointST::sp, PointSP::x, and PointSP::y.

Referenced by massCenterTrajectoryV1().

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PGDLLEXPORT Datum massCenterTrajectoryV1

(

PG_FUNCTION_ARGS

)

References massCenterTrajectory().

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float8* normalizedSamplingRateTrajectory	(	Datum	trajectory,
		float8 *	result
	)

References differenceInSeconds(), e(), i(), NrPointsTrajectory(), pointAtTrajectory(), and PointST::t.

Referenced by normalizedSamplingRateTrajectoryV1().

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PGDLLEXPORT Datum normalizedSamplingRateTrajectoryV1

(

PG_FUNCTION_ARGS

)

References normalizedSamplingRateTrajectory().

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PG_FUNCTION_INFO_V1

(

durationInIntervalTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

lengthTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

displacementTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

centroidTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

massCenterTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

gyradiusTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

angleXXAvgTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

angleXXTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

averageSpeedTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

normalizedSamplingRateTrajectoryV1

)