track.c File Reference

#include <glib.h>
#include <string.h>
#include <time.h>
#include <math.h>
#include "item.h"
#include "attr.h"
#include "track.h"
#include "xmlconfig.h"
#include "debug.h"
#include "transform.h"
#include "coord.h"
#include "route.h"
#include "projection.h"
#include "map.h"
#include "mapset.h"
#include "plugin.h"
#include "vehicleprofile.h"
#include "vehicle.h"
#include "roadprofile.h"
#include "util.h"
#include "config.h"
#include "callback.h"

Data Structures
struct	tracking_line
struct	cdf_speed
	Conatins a list of previous speeds. More...
struct	cdf_data
	Contains data for the CDF. More...
struct	tracking
struct	map_priv
	Represents the map from a single binfile. More...
struct	map_rect_priv
	Implementation-specific map rect data. More...

Macros
#define	CDF_MINAVG   1.f
#define	CDF_MAXAVG   6.f
#define	CDF_MINDIST   49

Functions
static void	tracking_init_cdf (struct cdf_data *cdf, int hist_size)
int	tracking_get_angle (struct tracking *tr)
struct coord *	tracking_get_pos (struct tracking *tr)
int	tracking_get_street_direction (struct tracking *tr)
int	tracking_get_segment_pos (struct tracking *tr)
struct street_data *	tracking_get_street_data (struct tracking *tr)
int	tracking_get_attr (struct tracking *_this, enum attr_type type, struct attr *attr, struct attr_iter *attr_iter)
struct item *	tracking_get_current_item (struct tracking *_this)
int *	tracking_get_current_flags (struct tracking *_this)
int	tracking_get_current_tunnel (struct tracking *_this)
static void	tracking_get_angles (struct tracking_line *tl)
static int	street_data_within_selection (struct street_data *sd, struct map_selection *sel)
static void	tracking_doupdate_lines (struct tracking *tr, struct coord *pc, enum projection pro)
void	tracking_flush (struct tracking *tr)
static int	tracking_angle_diff (int a1, int a2, int full)
static int	tracking_angle_abs_diff (int a1, int a2, int full)
static int	tracking_angle_delta (struct tracking *tr, int vehicle_angle, int street_angle, int flags)
static int	tracking_is_connected (struct tracking *tr, struct coord *c1, struct coord *c2)
static int	tracking_is_no_stop (struct tracking *tr, struct coord *c1, struct coord *c2)
static int	tracking_is_on_route (struct tracking *tr, struct route *rt, struct item *item)
static int	tracking_value (struct tracking *tr, struct tracking_line *t, int offset, struct coord *lpnt, int min, int flags)
void	tracking_update (struct tracking *tr, struct vehicle *v, struct vehicleprofile *vehicleprofile, enum projection pro)
	Processes a position update.
static int	tracking_set_attr_do (struct tracking *tr, struct attr *attr, int initial)
int	tracking_set_attr (struct tracking *tr, struct attr *attr)
int	tracking_add_attr (struct tracking *this_, struct attr *attr)
int	tracking_remove_attr (struct tracking *this_, struct attr *attr)
struct tracking *	tracking_new (struct attr *parent, struct attr **attrs)
void	tracking_set_mapset (struct tracking *this, struct mapset *ms)
void	tracking_set_route (struct tracking *this, struct route *rt)
void	tracking_destroy (struct tracking *tr)
struct map *	tracking_get_map (struct tracking *this_)
static void	tracking_map_item_coord_rewind (void *priv_data)
static int	tracking_map_item_coord_get (void *priv_data, struct coord *c, int count)
static void	tracking_map_item_attr_rewind (void *priv_data)
static int	tracking_map_item_attr_get (void *priv_data, enum attr_type attr_type, struct attr *attr)
static void	tracking_map_destroy (struct map_priv *priv)
static void	tracking_map_rect_init (struct map_rect_priv *priv)
static struct map_rect_priv *	tracking_map_rect_new (struct map_priv *priv, struct map_selection *sel)
static void	tracking_map_rect_destroy (struct map_rect_priv *priv)
static struct item *	tracking_map_get_item (struct map_rect_priv *priv)
static struct item *	tracking_map_get_item_byid (struct map_rect_priv *priv, int id_hi, int id_lo)
static struct map_priv *	tracking_map_new (struct map_methods *meth, struct attr **attrs, struct callback_list *cbl)
void	tracking_init (void)

Variables
struct object_func	tracking_func
static struct item_methods	tracking_map_item_methods
static struct map_methods	tracking_map_meth

Macro Definition Documentation

CDF_MAXAVG

#define CDF_MAXAVG   6.f

CDF_MINAVG

#define CDF_MINAVG   1.f

CDF_MINDIST

#define CDF_MINDIST   49

Function Documentation

street_data_within_selection()

static int street_data_within_selection ( struct street_data *  sd, struct map_selection *  sel  )

static

References street_data::c, map_selection::c_rect, street_data::count, coord_rect::lu, map_selection::next, coord_rect::rl, map_selection::u, coord::x, and coord::y.

Referenced by tracking_doupdate_lines().

tracking_add_attr()

int tracking_add_attr	(	struct tracking *	this_,
		struct attr *	attr
	)

References attr::callback, tracking::callback_list, callback_list_add(), attr::type, and attr::u.

tracking_angle_abs_diff()

static int tracking_angle_abs_diff ( int  a1, int  a2, int  full  )

static

References tracking_angle_diff().

Referenced by tracking_angle_delta(), and tracking_update().

tracking_angle_delta()

static int tracking_angle_delta ( struct tracking *  tr, int  vehicle_angle, int  street_angle, int  flags  )

static

References profile, tracking_angle_abs_diff(), and tracking::vehicleprofile.

Referenced by tracking_update(), and tracking_value().

tracking_angle_diff()

static int tracking_angle_diff ( int  a1, int  a2, int  full  )

static

Referenced by tracking_angle_abs_diff(), and tracking_update().

tracking_destroy()

void tracking_destroy

(

struct tracking *

tr

)

References tracking::attr, attr_free(), tracking::callback_list, callback_list_destroy(), and tracking_flush().

tracking_doupdate_lines()

static void tracking_doupdate_lines ( struct tracking *  tr, struct coord *  pc, enum projection  pro  )

static

References street_data::count, dbg, item_get_default_flags(), tracking::lines, lvl_debug, map_projection(), map_rect_destroy(), map_rect_get_item(), map_rect_new(), map_selection_destroy(), mapset_close(), mapset_next(), mapset_open(), tracking::ms, tracking_line::next, route_rect(), tracking_line::street, street_data_free(), street_data_within_selection(), street_get_data(), tracking_get_angles(), transform_from_geo(), transform_to_geo(), item::type, coord::x, and coord::y.

Referenced by tracking_update().

tracking_flush()

void tracking_flush

(

struct tracking *

tr

)

References tracking::curr_line, dbg, tracking::lines, lvl_debug, next, tracking_line::next, tracking_line::street, and street_data_free().

Referenced by tracking_destroy(), and tracking_update().

tracking_get_angle()

int tracking_get_angle

(

struct tracking *

tr

)

References tracking::curr_angle.

Referenced by navit_get_cursor_pnt().

tracking_get_angles()

static void tracking_get_angles ( struct tracking_line *  tl )

static

References tracking_line::angle, street_data::c, street_data::count, tracking_line::street, and transform_get_angle_delta().

Referenced by tracking_doupdate_lines().

tracking_get_attr()

int tracking_get_attr	(	struct tracking *	_this,
		enum attr_type	type,
		struct attr *	attr,
		struct attr_iter *	attr_iter
	)

References tracking::attr, attr_dup(), attr_free(), attr_to_name(), c, attr::coord_geo, tracking::coord_geo, tracking::coord_geo_valid, tracking::curr_line, tracking::curr_out, dbg, tracking::direction, tracking::direction_matched, item::id_hi, item::id_lo, attr::item, street_data::item, item_attr_get(), tracking::lines, lvl_debug, item::map, map_rect_destroy(), map_rect_get_item_byid(), map_rect_new(), tracking_line::next, attr::num, attr::numd, tracking::pro, tracking::speed, tracking_line::street, tracking::street_direction, transform_to_geo(), attr::type, type, attr::u, tracking::valid, coord::x, pcoord::x, coord::y, and pcoord::y.

Referenced by destination_address(), gui_internal_search_list_set_default_country(), Java_org_navitproject_navit_NavitGraphics_getDefaultCountry(), navit_vehicle_update_position(), NGQProxySearch::NGQProxySearch(), osd_speed_warner_draw(), osd_text_draw(), and request_tracking_get_attr().

tracking_get_current_flags()

int * tracking_get_current_flags

(

struct tracking *

_this

)

References tracking::curr_line, street_data::flags, and tracking_line::street.

Referenced by osd_speed_warner_draw(), osd_text_draw(), and vehicle_demo_position_attr_get().

tracking_get_current_item()

struct item * tracking_get_current_item

(

struct tracking *

_this

)

References tracking::curr_line, street_data::item, and tracking_line::street.

Referenced by osd_speed_warner_draw(), and osd_text_draw().

tracking_get_current_tunnel()

int tracking_get_current_tunnel

(

struct tracking *

_this

)

References tracking::tunnel.

Referenced by navit_layout_switch().

tracking_get_map()

struct map * tracking_get_map

(

struct tracking *

this_

)

References attr::attrs, data, description(), tracking::map, map_new(), attr::navigation, and type.

Referenced by navit_init().

tracking_get_pos()

struct coord * tracking_get_pos

(

struct tracking *

tr

)

References tracking::curr_out.

Referenced by route_set_position_from_tracking().

tracking_get_segment_pos()

int tracking_get_segment_pos

(

struct tracking *

tr

)

References tracking::pos.

Referenced by route_set_position_from_tracking().

tracking_get_street_data()

struct street_data * tracking_get_street_data

(

struct tracking *

tr

)

References tracking::curr_line, and tracking_line::street.

Referenced by route_set_position_from_tracking().

tracking_get_street_direction()

int tracking_get_street_direction

(

struct tracking *

tr

)

References tracking::street_direction.

Referenced by route_set_position_from_tracking().

tracking_init()

void tracking_init

(

void

)

References tracking_map_new().

Referenced by main_real().

tracking_init_cdf()

static void tracking_init_cdf ( struct cdf_data *  cdf, int  hist_size  )

static

References cdf_data::available, cdf_data::dir_hist, cdf_data::extrapolating, cdf_data::hist_size, cdf_data::last_dist, cdf_data::pos_hist, and cdf_data::poscount.

Referenced by tracking_new().

tracking_is_connected()

static int tracking_is_connected ( struct tracking *  tr, struct coord *  c1, struct coord *  c2  )

static

References c1, c2, and tracking::connected_pref.

Referenced by tracking_update(), and tracking_value().

tracking_is_no_stop()

static int tracking_is_no_stop ( struct tracking *  tr, struct coord *  c1, struct coord *  c2  )

static

References c1, c2, and tracking::nostop_pref.

Referenced by tracking_value().

tracking_is_on_route()

static int tracking_is_on_route ( struct tracking *  tr, struct route *  rt, struct item *  item  )

static

References route_contains(), and tracking::route_pref.

Referenced by tracking_value().

tracking_map_destroy()

static void tracking_map_destroy ( struct map_priv *  priv )

static

tracking_map_get_item()

static struct item * tracking_map_get_item ( struct map_rect_priv *  priv )

static

References map_rect_priv::coord, street_data::count, map_rect_priv::curr, dbg, item::id_hi, item::id_lo, map_rect_priv::item, lvl_debug, tracking_line::next, map_rect_priv::next, tracking_line::street, map_rect_priv::tracking, tracking_map_item_attr_rewind(), tracking_map_item_coord_rewind(), tracking_value(), item::type, and value.

Referenced by tracking_map_get_item_byid().

tracking_map_get_item_byid()

static struct item * tracking_map_get_item_byid ( struct map_rect_priv *  priv, int  id_hi, int  id_lo  )

static

References item::id_hi, item::id_lo, tracking_map_get_item(), and tracking_map_rect_init().

tracking_map_item_attr_get()

static int tracking_map_item_attr_get ( void *  priv_data, enum attr_type  attr_type, struct attr *  attr  )

static

References tracking_line::angle, map_rect_priv::attr_next, c, street_data::c, map_rect_priv::coord, map_rect_priv::curr, tracking::curr_angle, tracking::curr_in, map_rect_priv::debug_idx, street_data::flags, tracking::offroad_limit_pref, attr::str, map_rect_priv::str, tracking_line::street, map_rect_priv::tracking, tracking_map_item_attr_get(), tracking_value(), attr::type, attr::u, value, coord::x, pcoord::x, coord::y, and pcoord::y.

Referenced by tracking_map_item_attr_get().

tracking_map_item_attr_rewind()

static void tracking_map_item_attr_rewind ( void *  priv_data )

static

References map_rect_priv::attr_next, and map_rect_priv::debug_idx.

Referenced by tracking_map_get_item().

tracking_map_item_coord_get()

static int tracking_map_item_coord_get ( void *  priv_data, struct coord *  c, int  count  )

static

References c, street_data::c, map_rect_priv::ccount, map_rect_priv::coord, map_rect_priv::count, map_rect_priv::curr, dbg, street_data::item, lvl_debug, item::map, map_projection(), projection_mg, tracking_line::street, transform_from_to(), coord::x, and pcoord::y.

tracking_map_item_coord_rewind()

static void tracking_map_item_coord_rewind ( void *  priv_data )

static

References map_rect_priv::ccount.

Referenced by tracking_map_get_item().

tracking_map_new()

static struct map_priv * tracking_map_new ( struct map_methods *  meth, struct attr **  attrs, struct callback_list *  cbl  )

static

References attr_search(), attr::attrs, attr::tracking, map_priv::tracking, tracking_map_meth, and attr::u.

Referenced by tracking_init().

tracking_map_rect_destroy()

static void tracking_map_rect_destroy ( struct map_rect_priv *  priv )

static

tracking_map_rect_init()

static void tracking_map_rect_init ( struct map_rect_priv *  priv )

static

References map_rect_priv::coord, map_rect_priv::curr, item::id_hi, item::id_lo, map_rect_priv::item, tracking::lines, map_rect_priv::next, and map_rect_priv::tracking.

Referenced by tracking_map_get_item_byid(), and tracking_map_rect_new().

tracking_map_rect_new()

static struct map_rect_priv * tracking_map_rect_new ( struct map_priv *  priv, struct map_selection *  sel  )

static

References map_rect_priv::item, item::meth, item::priv_data, map_priv::tracking, map_rect_priv::tracking, tracking_map_item_methods, tracking_map_rect_init(), and item::type.

tracking_new()

struct tracking * tracking_new	(	struct attr *	parent,
		struct attr **	attrs
	)

References attr_generic_get_attr(), attr::attrs, callback_list_new(), navit_object_ref(), attr::num, tracking_func, tracking_init_cdf(), tracking_set_attr_do(), and attr::u.

tracking_remove_attr()

int tracking_remove_attr	(	struct tracking *	this_,
		struct attr *	attr
	)

References attr::callback, tracking::callback_list, callback_list_remove(), attr::type, and attr::u.

tracking_set_attr()

int tracking_set_attr	(	struct tracking *	tr,
		struct attr *	attr
	)

References tracking_set_attr_do().

tracking_set_attr_do()

static int tracking_set_attr_do ( struct tracking *  tr, struct attr *  attr, int  initial  )

static

References tracking::angle_pref, tracking::connected_pref, tracking::nostop_pref, attr::num, tracking::offroad_limit_pref, tracking::overspeed_percent_pref, tracking::overspeed_pref, tracking::route_pref, tracking::tunnel_extrapolation, attr::type, and attr::u.

Referenced by tracking_new(), and tracking_set_attr().

tracking_set_mapset()

void tracking_set_mapset	(	struct tracking *	this,
		struct mapset *	ms
	)

Referenced by navit_init().

tracking_set_route()

void tracking_set_route	(	struct tracking *	this,
		struct route *	rt
	)

Referenced by navit_init().

tracking_update()

void tracking_update	(	struct tracking *	tr,
		struct vehicle *	v,
		struct vehicleprofile *	vehicleprofile,
		enum projection	pro
	)

Processes a position update.

Parameters

tr	The struct tracking which will receive the position update
v	The vehicle whose position has changed
vehicleprofile	The vehicle profile to use
pro	The projection to use for transformations

References AF_UNDERGROUND, tracking_line::angle, angle_delta(), tracking::angle_pref, attr_position_valid_invalid, attr_position_valid_static, attr_position_valid_valid, street_data::c, tracking::callback_list, callback_list_call_attr_0, tracking::connected_pref, tracking::coord_geo_valid, street_data::count, tracking::curr, tracking::curr_angle, tracking::curr_in, tracking::curr_line, tracking::curr_out, dbg, tracking::direction, tracking::direction_matched, street_data::flags, iso8601_to_secs(), tracking::last, tracking::last_in, tracking::last_out, tracking::last_updated, tracking::lines, lvl_debug, lvl_error, lvl_info, tracking_line::next, tracking::no_gps, tracking::nostop_pref, attr::num, attr::numd, tracking::offroad_limit_pref, tracking::pos, tracking::pro, tracking::speed, attr::str, tracking_line::street, tracking::street_direction, tracking::time, tracking_angle_abs_diff(), tracking_angle_delta(), tracking_angle_diff(), tracking_doupdate_lines(), tracking_flush(), tracking_is_connected(), tracking_value(), transform_distance(), transform_distance_line_sq(), transform_from_geo(), transform_project(), tracking::tunnel, tracking::tunnel_extrapolation, attr::u, tracking::valid, value, tracking::vehicle, vehicle_get_attr(), attr::vehicleprofile, tracking::vehicleprofile, vehicleprofile_get_attr(), coord::x, and coord::y.

Referenced by navit_vehicle_update_position().

tracking_value()

static int tracking_value ( struct tracking *  tr, struct tracking_line *  t, int  offset, struct coord *  lpnt, int  min, int  flags  )

static

References AF_UNDERGROUND, tracking_line::angle, tracking::angle_pref, street_data::c, c1, c2, tracking::connected_pref, tracking::curr_angle, tracking::curr_in, dbg, street_data::flags, street_data::item, tracking::last, tracking::last_out, lvl_info, tracking::no_gps, tracking::nostop_pref, offset, tracking::overspeed_percent_pref, tracking::overspeed_pref, vehicleprofile::roadprofile_hash, tracking::route_pref, tracking::rt, roadprofile::speed, tracking::speed, tracking_line::street, tracking_angle_delta(), tracking_is_connected(), tracking_is_no_stop(), tracking_is_on_route(), transform_distance_line_sq(), item::type, value, tracking::vehicleprofile, coord::x, and coord::y.

Referenced by tracking_map_get_item(), tracking_map_item_attr_get(), and tracking_update().

Variable Documentation

tracking_func

struct object_func tracking_func

Initial value:

= {
    attr_trackingo,
    (object_func_new)tracking_new,
    (object_func_get_attr)tracking_get_attr,
    (object_func_iter_new)NULL,
    (object_func_iter_destroy)NULL,
    (object_func_set_attr)tracking_set_attr,
    (object_func_add_attr)tracking_add_attr,
    (object_func_remove_attr)tracking_remove_attr,
    (object_func_init)tracking_init,
    (object_func_destroy)tracking_destroy,
    (object_func_dup)NULL,
    (object_func_ref)navit_object_ref,
    (object_func_unref)navit_object_unref,
}

Navit, a modular navigation system. Copyright (C) 2005-2018 Navit Team

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Referenced by object_func_lookup(), and tracking_new().

tracking_map_item_methods

struct item_methods tracking_map_item_methods

static

Initial value:

= {
    tracking_map_item_coord_rewind,
    tracking_map_item_coord_get,
    tracking_map_item_attr_rewind,
    tracking_map_item_attr_get,
}

Referenced by tracking_map_rect_new().

tracking_map_meth

struct map_methods tracking_map_meth

static

Initial value:

= {
    projection_mg,
    "utf-8",
    tracking_map_destroy,
    tracking_map_rect_new,
    tracking_map_rect_destroy,
    tracking_map_get_item,
    tracking_map_get_item_byid,
    NULL,
    NULL,
    NULL,
}

Referenced by tracking_map_new().