Constructors.c File Reference

The implementation of Trajectory. More...

#include "../../h/SpatioTemporal/Trajectory/Constructors.h"
#include <utils/array.h>
#include <utils/lsyscache.h>
#include <utils/memutils.h>

Include dependency graph for Constructors.c:

Functions
PGDLLEXPORT Datum	constructorEmptyTrajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (constructorEmptyTrajectory)
Trajectory *	constructorPointTrajectory (const PointST *point)
PGDLLEXPORT Datum	constructorPointTrajectoryV1 (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (constructorPointTrajectoryV1)
PGDLLEXPORT Datum	constructorPointArrayTrajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (constructorPointArrayTrajectory)
PGDLLEXPORT Datum	TrajCache_Allocate (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_Allocate)
PGDLLEXPORT Datum	TrajCache_Free (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_Free)
PGDLLEXPORT Datum	TrajCache_Clean (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_Clean)
PGDLLEXPORT Datum	TrajCache_ResetIndex (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_ResetIndex)
PGDLLEXPORT Datum	TrajCache_Rewind (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_Rewind)
PGDLLEXPORT Datum	TrajCache_Append (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_Append)
PGDLLEXPORT Datum	TrajCache_getIndex (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_getIndex)
PGDLLEXPORT Datum	TrajCache_Point (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache_Point)
PGDLLEXPORT Datum	TrajCache2Trajectory (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (TrajCache2Trajectory)

Variables
MemoryContext	TrajCache_MemoryContext = NULL
int32	TrajCache_NrCaches = 0
PointST **	TrajCache = NULL
int32 *	TrajCache_Length = NULL
int32 *	TrajCache_Index = NULL

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/Constructors.h

Function Documentation

PGDLLEXPORT Datum constructorEmptyTrajectory

(

PG_FUNCTION_ARGS

)

References allocateTrajectory().

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PGDLLEXPORT Datum constructorPointArrayTrajectory

(

PG_FUNCTION_ARGS

)

References allocateTrajectory(), i(), Trajectory::points, PointST::t, and updateMetadataTrajectory().

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Trajectory* constructorPointTrajectory

(

const PointST *

point

)

References allocateTrajectory(), and Trajectory::points.

Referenced by atPeriodTrajectory(), and constructorPointTrajectoryV1().

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PGDLLEXPORT Datum constructorPointTrajectoryV1

(

PG_FUNCTION_ARGS

)

References constructorPointTrajectory(), and updateMetadataTrajectory().

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PG_FUNCTION_INFO_V1

(

constructorEmptyTrajectory

)

PG_FUNCTION_INFO_V1

(

constructorPointTrajectoryV1

)

PG_FUNCTION_INFO_V1

(

constructorPointArrayTrajectory

)

PG_FUNCTION_INFO_V1

(

TrajCache_Allocate

)

PG_FUNCTION_INFO_V1

(

TrajCache_Free

)

PG_FUNCTION_INFO_V1

(

TrajCache_Clean

)

PG_FUNCTION_INFO_V1

(

TrajCache_ResetIndex

)

PG_FUNCTION_INFO_V1

(

TrajCache_Rewind

)

PG_FUNCTION_INFO_V1

(

TrajCache_Append

)

PG_FUNCTION_INFO_V1

(

TrajCache_getIndex

)

PG_FUNCTION_INFO_V1

(

TrajCache_Point

)

PG_FUNCTION_INFO_V1

(

TrajCache2Trajectory

)

PGDLLEXPORT Datum TrajCache2Trajectory

(

PG_FUNCTION_ARGS

)

References allocateTrajectory(), Trajectory::points, TrajCache_Index, TrajCache_NrCaches, and updateMetadataTrajectory().

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PGDLLEXPORT Datum TrajCache_Allocate

(

PG_FUNCTION_ARGS

)

References i(), length(), TrajCache_Index, TrajCache_Length, TrajCache_MemoryContext, and TrajCache_NrCaches.

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PGDLLEXPORT Datum TrajCache_Append

(

PG_FUNCTION_ARGS

)

References PointST::t, TrajCache_Index, TrajCache_Length, and TrajCache_NrCaches.

PGDLLEXPORT Datum TrajCache_Clean

(

PG_FUNCTION_ARGS

)

References TrajCache_Index, TrajCache_Length, TrajCache_MemoryContext, and TrajCache_NrCaches.

PGDLLEXPORT Datum TrajCache_Free

(

PG_FUNCTION_ARGS

)

References TrajCache_Index, TrajCache_Length, and TrajCache_NrCaches.

PGDLLEXPORT Datum TrajCache_getIndex

(

PG_FUNCTION_ARGS

)

References TrajCache_Index, and TrajCache_NrCaches.

PGDLLEXPORT Datum TrajCache_Point

(

PG_FUNCTION_ARGS

)

References i(), TrajCache_Index, and TrajCache_NrCaches.

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PGDLLEXPORT Datum TrajCache_ResetIndex

(

PG_FUNCTION_ARGS

)

References TrajCache_Index, and TrajCache_NrCaches.

PGDLLEXPORT Datum TrajCache_Rewind

(

PG_FUNCTION_ARGS

)

References TrajCache_Index, and TrajCache_NrCaches.

Variable Documentation

PointST** TrajCache = NULL

int32* TrajCache_Index = NULL

Referenced by TrajCache2Trajectory(), TrajCache_Allocate(), TrajCache_Append(), TrajCache_Clean(), TrajCache_Free(), TrajCache_getIndex(), TrajCache_Point(), TrajCache_ResetIndex(), and TrajCache_Rewind().

int32* TrajCache_Length = NULL

Referenced by TrajCache_Allocate(), TrajCache_Append(), TrajCache_Clean(), and TrajCache_Free().

MemoryContext TrajCache_MemoryContext = NULL

Referenced by TrajCache_Allocate(), and TrajCache_Clean().

int32 TrajCache_NrCaches = 0

Referenced by TrajCache2Trajectory(), TrajCache_Allocate(), TrajCache_Append(), TrajCache_Clean(), TrajCache_Free(), TrajCache_getIndex(), TrajCache_Point(), TrajCache_ResetIndex(), and TrajCache_Rewind().