Distance.h File Reference

#include "Definition.h"

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Functions
float8	distanceSegmentSP_PointSP (const SegmentSP *segment, const PointSP *point)
PGDLLEXPORT Datum	distanceSegmentSP_PointSPV1 (PG_FUNCTION_ARGS)
float8	distanceSegmentSP_SegmentSP (const SegmentSP *segmentA, const SegmentSP *segmentB)
PGDLLEXPORT Datum	distanceSegmentSP_SegmentSPV1 (PG_FUNCTION_ARGS)

Function Documentation

float8 distanceSegmentSP_PointSP	(	const SegmentSP *	segment,
		const PointSP *	point
	)

References additionVector2D(), centerSegmentSP(), directionSegmentSP(), dotProductVector2D(), SegmentSP::e, SegmentSP::i, multiplicationScalarVector2D(), normVector2D(), PointSP2Vector2D(), PointXY2Vector2D(), and subtractionVector2D().

Referenced by _simplifyDPTrajectory(), atPointTrajectory(), containsSegmentSP_PointSP(), distanceGiSTSegmentST(), distanceSegmentSP_PointSPV1(), distanceSegmentST_PointSPV1(), and withinDistanceSegmentSP_RangeSP().

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PGDLLEXPORT Datum distanceSegmentSP_PointSPV1

(

PG_FUNCTION_ARGS

)

References distanceSegmentSP_PointSP().

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float8 distanceSegmentSP_SegmentSP	(	const SegmentSP *	segmentA,
		const SegmentSP *	segmentB
	)

References additionVector2D(), centerSegmentSP(), directionSegmentSP(), dotProductVector2D(), multiplicationScalarVector2D(), normVector2D(), PointXY2Vector2D(), subtractionVector2D(), and zeroTolerance.

Referenced by distanceBoxSP_BoxSP(), distanceBoxSP_SegmentSP(), distanceGiSTSegmentST(), distanceSegmentSP_SegmentSPV1(), and distanceSegmentST_SegmentSPV1().

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PGDLLEXPORT Datum distanceSegmentSP_SegmentSPV1

(

PG_FUNCTION_ARGS

)

References distanceSegmentSP_SegmentSP().

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