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MobilityDB 1.3
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MobilityDB 1.3
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Basic functions for temporal circular buffers. More...
#include <assert.h>#include <limits.h>#include <liblwgeom_internal.h>#include <meos.h>#include <meos_internal_geo.h>#include "temporal/tnumber_mathfuncs.h"#include "temporal/type_util.h"#include "geo/tgeo_spatialfuncs.h"#include "geo/tspatial_parser.h"#include "cbuffer/cbuffer.h"Functions | |
| bool | ensure_valid_tcbuffer_cbuffer (const Temporal *temp, const Cbuffer *cb) |
| Return true if a temporal circular buffer and a circular buffer are valid for operations. More... | |
| bool | ensure_valid_tcbuffer_geo (const Temporal *temp, const GSERIALIZED *gs) |
| Ensure the validity of a temporal circular buffer and a geometry. More... | |
| bool | ensure_valid_tcbuffer_stbox (const Temporal *temp, const STBox *box) |
| Ensure the validity of a temporal circular buffer and a spatiotemporal box. More... | |
| bool | ensure_valid_tcbuffer_tcbuffer (const Temporal *temp1, const Temporal *temp2) |
| Return true if a temporal circular buffer and a circular buffer are valid for operations. More... | |
| Temporal * | tcbuffer_at_cbuffer (const Temporal *temp, const Cbuffer *cb) |
| Return a temporal circular buffer restricted to a circular buffer. More... | |
| Temporal * | tcbuffer_at_geom (const Temporal *temp, const GSERIALIZED *gs) |
| Return a temporal circular buffer restricted to a geometry. More... | |
| Temporal * | tcbuffer_at_stbox (const Temporal *temp, const STBox *box, bool border_inc) |
| Return a temporal circular buffer restricted to a spatiotemporal box. More... | |
| Cbuffer * | tcbuffer_end_value (const Temporal *temp) |
| Return a copy of the end value of a temporal circular buffer. More... | |
| Temporal * | tcbuffer_expand (const Temporal *temp, double dist) |
| Return a temporal circular buffer with the radius expanded by a distance. More... | |
| Temporal * | tcbuffer_in (const char *str) |
| Return a temporal circular buffer from its Well-Known Text (WKT) representation. More... | |
| Temporal * | tcbuffer_make (const Temporal *tpoint, const Temporal *tfloat) |
| Return a temporal circular buffer from a temporal point and a temporal float @csqlfn Tcbuffer_constructor() More... | |
| static Set * | tcbuffer_members (const Temporal *temp, bool point) |
| Return the points or radii or radius of a temporal circular buffer @csqlfn Tcbuffer_points() More... | |
| Temporal * | tcbuffer_minus_cbuffer (const Temporal *temp, const Cbuffer *cb) |
| Return a temporal circular buffer restricted to the complement of a circular buffer. More... | |
| Temporal * | tcbuffer_minus_geom (const Temporal *temp, const GSERIALIZED *gs) |
| Return a temporal circular buffer restricted to the complement of a geometry. More... | |
| Temporal * | tcbuffer_minus_stbox (const Temporal *temp, const STBox *box, bool border_inc) |
| Return a temporal circular buffer restricted to the complement of a geometry. More... | |
| Set * | tcbuffer_points (const Temporal *temp) |
| Return the array of points or radius of a temporal circular buffer @csqlfn Tcbuffer_points() More... | |
| Set * | tcbuffer_radius (const Temporal *temp) |
| Return the array of radii of a temporal circular buffer @csqlfn Tcbuffer_points() More... | |
| Temporal * | tcbuffer_restrict_cbuffer (const Temporal *temp, const Cbuffer *cb, bool atfunc) |
| Return a temporal circular buffer restricted to a circular buffer. More... | |
| Temporal * | tcbuffer_restrict_geom (const Temporal *temp, const GSERIALIZED *gs, bool atfunc) |
| Return a temporal circular buffer restricted to a geometry. More... | |
| Temporal * | tcbuffer_restrict_stbox (const Temporal *temp, const STBox *box, bool border_inc UNUSED, bool atfunc) |
| Return a temporal circular buffer restricted to a spatiotemporal box. More... | |
| Cbuffer * | tcbuffer_start_value (const Temporal *temp) |
| Return a copy of the start value of a temporal circular buffer. More... | |
| Temporal * | tcbuffer_to_tfloat (const Temporal *temp) |
| Return a temporal float constructed from the radius of a temporal circular buffer. More... | |
| Temporal * | tcbuffer_to_tgeompoint (const Temporal *temp) |
| Return a temporal geometry point constructed from the points of a temporal circular buffer. More... | |
| bool | tcbuffer_value_at_timestamptz (const Temporal *temp, TimestampTz t, bool strict, Cbuffer **value) |
| Return the value of a temporal circular buffer at a timestamptz. More... | |
| bool | tcbuffer_value_n (const Temporal *temp, int n, Cbuffer **result) |
| Return a copy of the n-th value of a temporal circular buffer. More... | |
| Cbuffer ** | tcbuffer_values (const Temporal *temp, int *count) |
| Return the array of copies of base values of a temporal circular buffer. More... | |
| TInstant * | tcbufferinst_in (const char *str) |
| Return a temporal circular buffer instant from its Well-Known Text (WKT) representation. More... | |
| TInstant * | tcbufferinst_make (const TInstant *inst1, const TInstant *inst2) |
| Return a temporal circular buffer from a temporal point and a temporal float. More... | |
| static Set * | tcbufferinst_members (const TInstant *inst, bool point) |
| Return the points or radii of a temporal circular buffer. More... | |
| TInstant * | tcbufferinst_tfloatinst (const TInstant *inst) |
| Return a temporal float constructed from the radius of a temporal circular buffer. More... | |
| TInstant * | tcbufferinst_tgeompointinst (const TInstant *inst) |
| Return a temporal geometry point constructed from the points of a temporal circular buffer. More... | |
| static double | tcbuffersegm_distance_at_time (double dx0, double dy0, double vx, double vy, double r0, double vr, double t) |
| Compute the temporal distance between two circular buffers at time t. More... | |
| int | tcbuffersegm_distance_turnpt (Datum start1, Datum end1, Datum start2, Datum end2, Datum dist UNUSED, TimestampTz lower, TimestampTz upper, TimestampTz *t1, TimestampTz *t2) |
| Return 1 or 2 if two temporal circular buffer segments are at a minimum distance during the period defined by the output timestamps, return 0 otherwise. More... | |
| int | tcbuffersegm_dwithin_turnpt (Datum start1, Datum end1, Datum start2, Datum end2, Datum dist, TimestampTz lower, TimestampTz upper, TimestampTz *t1, TimestampTz *t2) |
| Return 1 or 2 if two temporal circular buffer segments are within a distance during the period defined by the output timestampos, return 0 otherwise. More... | |
| int | tcbuffersegm_intersection (Datum start1, Datum end1, Datum start2, Datum end2, TimestampTz lower, TimestampTz upper, TimestampTz *t1, TimestampTz *t2) |
| Return 1 or 2 if two temporal circular buffer segments intersect during the period defined by the output timestamps, return 0 otherwise. More... | |
| int | tcbuffersegm_intersection_value (Datum start, Datum end, Datum value, TimestampTz lower, TimestampTz upper, TimestampTz *t1, TimestampTz *t2) |
| Return 1 or 2 if a temporal circular buffer segment and a circular buffer intersect during the period defined by the output timestamps, return 0 otherwise. More... | |
| TSequence * | tcbufferseq_in (const char *str, interpType interp UNUSED) |
| Return a temporal circular buffer sequence from its Well-Known Text (WKT) representation. More... | |
| TSequence * | tcbufferseq_make (const TSequence *seq1, const TSequence *seq2) |
| Return a temporal circular buffer from a temporal point and a temporal float. More... | |
| static Set * | tcbufferseq_members (const TSequence *seq, bool point) |
| Return the points or radii of a temporal circular buffer. More... | |
| TSequence * | tcbufferseq_tfloatseq (const TSequence *seq) |
| Return a temporal float constructed from the radius of a temporal circular buffer. More... | |
| TSequence * | tcbufferseq_tgeompointseq (const TSequence *seq) |
| Return a temporal geometry point constructed from the points of a temporal circular buffer. More... | |
| TSequenceSet * | tcbufferseqset_in (const char *str) |
| Return a temporal circular buffer sequence set from its Well-Known Text (WKT) representation. More... | |
| TSequenceSet * | tcbufferseqset_make (const TSequenceSet *ss1, const TSequenceSet *ss2) |
| Return a temporal circular buffer from a temporal point and a temporal float. More... | |
| static Set * | tcbufferseqset_members (const TSequenceSet *ss, bool point) |
| Return the points or radii of a temporal circular buffer. More... | |
| TSequenceSet * | tcbufferseqset_tfloatseqset (const TSequenceSet *ss) |
| Return a temporal float constructed from the radius of a temporal circular buffer. More... | |
| TSequenceSet * | tcbufferseqset_tgeompointseqset (const TSequenceSet *ss) |
| Return a temporal geometry point constructed from the points of a temporal circular buffer. More... | |
| Temporal * | tgeometry_to_tcbuffer (const Temporal *temp) |
| Convert a temporal geometry into a temporal circular buffer. More... | |
| TInstant * | tgeominst_tcbufferinst (const TInstant *inst) |
| Convert a temporal geometry into a temporal circular buffer. More... | |
| TSequence * | tgeomseq_tcbufferseq (const TSequence *seq) |
| Convert a temporal geometry into a temporal circular buffer. More... | |
| TSequenceSet * | tgeomseqset_tcbufferseqset (const TSequenceSet *ss) |
| Convert a temporal geometry into a temporal circular buffer. More... | |
Basic functions for temporal circular buffers.
1.9.5