traderoutes.h File Reference

#include "support.h"
#include "specenum_gen.h"
#include "speclist.h"

Go to the source code of this file.

Data Structures
struct	trade_route_settings
struct	trade_route
struct	goods_type

Macros
#define	SPECENUM_NAME   trade_route_bonus_type
#define	SPECENUM_VALUE0   TBONUS_NONE
#define	SPECENUM_VALUE0NAME   "None"
#define	SPECENUM_VALUE1   TBONUS_GOLD
#define	SPECENUM_VALUE1NAME   "Gold"
#define	SPECENUM_VALUE2   TBONUS_SCIENCE
#define	SPECENUM_VALUE2NAME   "Science"
#define	SPECENUM_VALUE3   TBONUS_BOTH
#define	SPECENUM_VALUE3NAME   "Both"
#define	SPECENUM_NAME   route_direction
#define	SPECENUM_VALUE0   RDIR_NONE
#define	SPECENUM_VALUE0NAME   N_("?routedir:None")
#define	SPECENUM_VALUE1   RDIR_FROM
#define	SPECENUM_VALUE1NAME   N_("?routedir:From")
#define	SPECENUM_VALUE2   RDIR_TO
#define	SPECENUM_VALUE2NAME   N_("?routedir:To")
#define	SPECENUM_VALUE3   RDIR_BIDIRECTIONAL
#define	SPECENUM_VALUE3NAME   N_("?routedir:Bidirectional")
#define	SPECLIST_TAG   trade_route
#define	SPECLIST_TYPE   struct trade_route
#define	trade_route_list_iterate(trade_route_list, proute)    TYPED_LIST_ITERATE(struct trade_route, trade_route_list, proute)
#define	trade_route_list_iterate_end   LIST_ITERATE_END
#define	trade_routes_iterate(c, proute)
#define	trade_routes_iterate_end
#define	trade_routes_iterate_safe(c, proute)
#define	trade_routes_iterate_safe_end
#define	trade_partners_iterate(c, p)
#define	trade_partners_iterate_end
#define	SPECENUM_NAME   goods_flag_id
#define	SPECENUM_VALUE0   GF_BIDIRECTIONAL
#define	SPECENUM_VALUE0NAME   "Bidirectional"
#define	SPECENUM_VALUE1   GF_DEPLETES
#define	SPECENUM_VALUE1NAME   "Depletes"
#define	SPECENUM_COUNT   GF_COUNT
#define	SPECENUM_BITVECTOR   bv_goods_flags
#define	goods_type_iterate(_p)
#define	goods_type_iterate_end
#define	goods_type_re_active_iterate(_p)
#define	goods_type_re_active_iterate_end

Enumerations
enum	trade_route_illegal_cancelling { TRI_ACTIVE = 0 , TRI_INACTIVE = 1 , TRI_CANCEL = 2 , TRI_LAST = 3 }
enum	trade_route_type {   TRT_NATIONAL = 0 , TRT_NATIONAL_IC = 1 , TRT_IN = 2 , TRT_IN_IC = 3 ,   TRT_ALLY = 4 , TRT_ALLY_IC = 5 , TRT_ENEMY = 6 , TRT_ENEMY_IC = 7 ,   TRT_TEAM = 8 , TRT_TEAM_IC = 9 , TRT_LAST = 10 }

Functions
unsigned	max_trade_routes (const struct city *pcity)
enum trade_route_type	cities_trade_route_type (const struct city *pcity1, const struct city *pcity2)
int	trade_route_type_trade_pct (enum trade_route_type type)
void	trade_route_types_init (void)
const char *	trade_route_type_name (enum trade_route_type type)
enum trade_route_type	trade_route_type_by_name (const char *name)
const char *	trade_route_cancelling_type_name (enum trade_route_illegal_cancelling type)
enum trade_route_illegal_cancelling	trade_route_cancelling_type_by_name (const char *name)
struct trade_route_settings *	trade_route_settings_by_type (enum trade_route_type type)
bool	can_cities_trade (const struct city *pc1, const struct city *pc2)
bool	can_establish_trade_route (const struct city *pc1, const struct city *pc2)
bool	have_cities_trade_route (const struct city *pc1, const struct city *pc2)
int	trade_base_between_cities (const struct city *pc1, const struct city *pc2)
int	trade_from_route (const struct city *pc1, const struct trade_route *route, int base)
int	city_num_trade_routes (const struct city *pcity)
int	max_trade_prod (const struct city *pcity)
int	get_caravan_enter_city_trade_bonus (const struct city *pc1, const struct city *pc2, struct goods_type *pgood, const bool establish_trade)
int	city_trade_removable (const struct city *pcity, struct trade_route_list *would_remove)
void	goods_init (void)
void	goods_free (void)
Goods_type_id	goods_index (const struct goods_type *pgood)
Goods_type_id	goods_number (const struct goods_type *pgood)
struct goods_type *	goods_by_number (Goods_type_id id)
const char *	goods_name_translation (struct goods_type *pgood)
const char *	goods_rule_name (struct goods_type *pgood)
struct goods_type *	goods_by_rule_name (const char *name)
struct goods_type *	goods_by_translated_name (const char *name)
bool	goods_has_flag (const struct goods_type *pgood, enum goods_flag_id flag)
bool	goods_can_be_provided (struct city *pcity, struct goods_type *pgood, struct unit *punit)
struct goods_type *	goods_from_city_to_unit (struct city *src, struct unit *punit)
bool	city_receives_goods (const struct city *pcity, const struct goods_type *pgood)

Macro Definition Documentation

goods_type_iterate

#define goods_type_iterate

(

_p

)

Value:

{                                                             \
  int _i_;                                                    \
  for (_i_ = 0; _i_ < game.control.num_goods_types ; _i_++) { \
    struct goods_type *_p = goods_by_number(_i_);

Definition at line 217 of file traderoutes.h.

goods_type_iterate_end

#define goods_type_iterate_end

Value:

  }                                                  \
}

Definition at line 223 of file traderoutes.h.

goods_type_re_active_iterate

#define goods_type_re_active_iterate

(

_p

)

Value:

  goods_type_iterate(_p) {                                    \
    if (!_p->ruledit_disabled) {

Definition at line 227 of file traderoutes.h.

goods_type_re_active_iterate_end

#define goods_type_re_active_iterate_end

Value:

    }                                                         \
  } goods_type_iterate_end;

Definition at line 231 of file traderoutes.h.

SPECENUM_BITVECTOR

#define SPECENUM_BITVECTOR   bv_goods_flags

Definition at line 176 of file traderoutes.h.

SPECENUM_COUNT

#define SPECENUM_COUNT   GF_COUNT

Definition at line 175 of file traderoutes.h.

SPECENUM_NAME [1/3]

#define SPECENUM_NAME   trade_route_bonus_type

Definition at line 52 of file traderoutes.h.

SPECENUM_NAME [2/3]

#define SPECENUM_NAME   route_direction

Definition at line 52 of file traderoutes.h.

SPECENUM_NAME [3/3]

#define SPECENUM_NAME   goods_flag_id

Definition at line 52 of file traderoutes.h.

SPECENUM_VALUE0 [1/3]

#define SPECENUM_VALUE0   TBONUS_NONE

Definition at line 53 of file traderoutes.h.

SPECENUM_VALUE0 [2/3]

#define SPECENUM_VALUE0   RDIR_NONE

Definition at line 53 of file traderoutes.h.

SPECENUM_VALUE0 [3/3]

#define SPECENUM_VALUE0   GF_BIDIRECTIONAL

Definition at line 53 of file traderoutes.h.

SPECENUM_VALUE0NAME [1/3]

#define SPECENUM_VALUE0NAME   "None"

Definition at line 54 of file traderoutes.h.

SPECENUM_VALUE0NAME [2/3]

#define SPECENUM_VALUE0NAME   N_("?routedir:None")

Definition at line 54 of file traderoutes.h.

SPECENUM_VALUE0NAME [3/3]

#define SPECENUM_VALUE0NAME   "Bidirectional"

Definition at line 54 of file traderoutes.h.

SPECENUM_VALUE1 [1/3]

#define SPECENUM_VALUE1   TBONUS_GOLD

Definition at line 55 of file traderoutes.h.

SPECENUM_VALUE1 [2/3]

#define SPECENUM_VALUE1   RDIR_FROM

Definition at line 55 of file traderoutes.h.

SPECENUM_VALUE1 [3/3]

#define SPECENUM_VALUE1   GF_DEPLETES

Definition at line 55 of file traderoutes.h.

SPECENUM_VALUE1NAME [1/3]

#define SPECENUM_VALUE1NAME   "Gold"

Definition at line 56 of file traderoutes.h.

SPECENUM_VALUE1NAME [2/3]

#define SPECENUM_VALUE1NAME   N_("?routedir:From")

Definition at line 56 of file traderoutes.h.

SPECENUM_VALUE1NAME [3/3]

#define SPECENUM_VALUE1NAME   "Depletes"

Definition at line 56 of file traderoutes.h.

SPECENUM_VALUE2 [1/2]

#define SPECENUM_VALUE2   TBONUS_SCIENCE

Definition at line 57 of file traderoutes.h.

SPECENUM_VALUE2 [2/2]

#define SPECENUM_VALUE2   RDIR_TO

Definition at line 57 of file traderoutes.h.

SPECENUM_VALUE2NAME [1/2]

#define SPECENUM_VALUE2NAME   "Science"

Definition at line 58 of file traderoutes.h.

SPECENUM_VALUE2NAME [2/2]

#define SPECENUM_VALUE2NAME   N_("?routedir:To")

Definition at line 58 of file traderoutes.h.

SPECENUM_VALUE3 [1/2]

#define SPECENUM_VALUE3   TBONUS_BOTH

Definition at line 59 of file traderoutes.h.

SPECENUM_VALUE3 [2/2]

#define SPECENUM_VALUE3   RDIR_BIDIRECTIONAL

Definition at line 59 of file traderoutes.h.

SPECENUM_VALUE3NAME [1/2]

#define SPECENUM_VALUE3NAME   "Both"

Definition at line 60 of file traderoutes.h.

SPECENUM_VALUE3NAME [2/2]

#define SPECENUM_VALUE3NAME   N_("?routedir:Bidirectional")

Definition at line 60 of file traderoutes.h.

SPECLIST_TAG

#define SPECLIST_TAG   trade_route

Definition at line 91 of file traderoutes.h.

SPECLIST_TYPE

#define SPECLIST_TYPE   struct trade_route

Definition at line 92 of file traderoutes.h.

trade_partners_iterate

#define trade_partners_iterate	(		c,
			p
	)

Value:

do {                                                        \
  trade_routes_iterate(c, _proute_) {                       \
    struct city *p = game_city_by_number(_proute_->partner);

Definition at line 160 of file traderoutes.h.

trade_partners_iterate_end

#define trade_partners_iterate_end

Value:

  } trade_routes_iterate_end;                               \
} while (FALSE);

Definition at line 165 of file traderoutes.h.

trade_route_list_iterate

#define trade_route_list_iterate	(		trade_route_list,
			proute
	)		TYPED_LIST_ITERATE(struct trade_route, trade_route_list, proute)

Definition at line 95 of file traderoutes.h.

trade_route_list_iterate_end

#define trade_route_list_iterate_end   LIST_ITERATE_END

Definition at line 97 of file traderoutes.h.

trade_routes_iterate

#define trade_routes_iterate	(		c,
			proute
	)

Value:

do {                                                        \
  trade_route_list_iterate(c->routes, proute) {

Definition at line 129 of file traderoutes.h.

trade_routes_iterate_end

#define trade_routes_iterate_end

Value:

  } trade_route_list_iterate_end;                           \
} while (FALSE)

Definition at line 133 of file traderoutes.h.

trade_routes_iterate_safe

#define trade_routes_iterate_safe	(		c,
			proute
	)

Value:

{                                                           \
  struct city *c##_proute = c;                              \
  int _routes##_size = trade_route_list_size(c##_proute->routes); \
                                                            \
  if (_routes##_size > 0) {                                 \
    struct trade_route *_routes##_saved[_routes##_size];    \
    int _routes##_index;                                    \
                                                            \
    _routes##_size = 0;                                     \
    trade_routes_iterate(c##_proute, _proute) {             \
      _routes##_saved[_routes##_size++] = _proute;          \
    } trade_routes_iterate_end;                             \
    for (_routes##_index = 0;                               \
         _routes##_index < _routes##_size;                  \
         _routes##_index++) {                               \
      struct trade_route *proute = _routes##_saved[_routes##_index];

Definition at line 137 of file traderoutes.h.

trade_routes_iterate_safe_end

#define trade_routes_iterate_safe_end

Value:

    }                                                       \
  }                                                         \
}

Definition at line 155 of file traderoutes.h.

Enumeration Type Documentation

trade_route_illegal_cancelling

enum trade_route_illegal_cancelling

Enumerator
TRI_ACTIVE
TRI_INACTIVE
TRI_CANCEL
TRI_LAST

Definition at line 28 of file traderoutes.h.

trade_route_type

enum trade_route_type

Enumerator
TRT_NATIONAL
TRT_NATIONAL_IC
TRT_IN
TRT_IN_IC
TRT_ALLY
TRT_ALLY_IC
TRT_ENEMY
TRT_ENEMY_IC
TRT_TEAM
TRT_TEAM_IC
TRT_LAST

Definition at line 37 of file traderoutes.h.

Function Documentation

can_cities_trade()

bool can_cities_trade	(	const struct city *	pc1,
		const struct city *	pc2
	)

Return TRUE iff the two cities are capable of trade; i.e., if a caravan from one city can enter the other to sell its goods.

See also can_establish_trade_route().

Definition at line 214 of file traderoutes.c.

Referenced by can_establish_trade_route(), city_receives_goods(), dai_caravan_can_trade_cities_diff_cont(), dai_choose_trade_route(), dai_manage_caravan(), do_unit_establish_trade(), is_action_possible(), popup_info_text(), real_menus_update(), reestablish_city_trade_routes(), set_city_production(), trade_benefit(), unit_can_est_trade_route_here(), update_city_activities(), and windfall_benefit().

can_establish_trade_route()

bool can_establish_trade_route	(	const struct city *	pc1,
		const struct city *	pc2
	)

Returns TRUE iff the two cities can establish a trade route. We look at the distance and ownership of the cities as well as their existing trade routes. Should only be called if you already know that can_cities_trade().

Definition at line 275 of file traderoutes.c.

Referenced by trade_generator::calculate_inner(), dai_manage_caravan(), is_action_possible(), popup_info_text(), real_menus_update(), reestablish_city_trade_routes(), trade_benefit(), and windfall_benefit().

cities_trade_route_type()

enum trade_route_type cities_trade_route_type	(	const struct city *	pcity1,
		const struct city *	pcity2
	)

What is type of the trade route between two cities.

Definition at line 58 of file traderoutes.c.

Referenced by can_cities_trade(), city_receives_goods(), do_unit_establish_trade(), get_caravan_enter_city_trade_bonus(), reestablish_city_trade_routes(), set_city_production(), trade_base_between_cities(), update_city_activities(), and windfall_benefit().

city_num_trade_routes()

int city_num_trade_routes

(

const struct city *

pcity

)

Return number of trade route city has

Definition at line 383 of file traderoutes.c.

Referenced by adjust_improvement_wants_by_effects(), trade_generator::calculate(), can_establish_trade_route(), dai_choose_trade_route(), dai_effect_value(), do_unit_establish_trade(), handle_city_info(), one_city_trade_benefit(), and sg_save_player_cities().

city_receives_goods()

bool city_receives_goods	(	const struct city *	pcity,
		const struct goods_type *	pgood
	)

Does city receive goods

Definition at line 691 of file traderoutes.c.

Referenced by is_good_req_active().

city_trade_removable()

int city_trade_removable	(	const struct city *	pcity,
		struct trade_route_list *	would_remove
	)

Return the minimum value of the sum of trade routes which could be replaced by a new one. The target routes to be removed will be put into 'would_remove', if set.

Definition at line 231 of file traderoutes.c.

Referenced by can_establish_trade_route(), do_unit_establish_trade(), and one_city_trade_benefit().

get_caravan_enter_city_trade_bonus()

int get_caravan_enter_city_trade_bonus	(	const struct city *	pc1,
		const struct city *	pc2,
		struct goods_type *	pgood,
		const bool	establish_trade
	)

Returns the revenue trade bonus - you get this when establishing a trade route and also when you simply sell your trade goods at the new city.

If you change this calculation remember to also update its duplication in dai_choose_trade_route()

pgood can be NULL for ignoring good's onetime_pct.

Definition at line 467 of file traderoutes.c.

Referenced by do_unit_establish_trade(), get_act_sel_action_custom_text(), real_menus_update(), and windfall_benefit().

goods_by_number()

struct goods_type * goods_by_number

(

Goods_type_id

id

)

Return goods type of given id.

Definition at line 602 of file traderoutes.c.

Referenced by tab_good::add_now(), handle_ruleset_goods(), handle_trade_route_info(), sg_load_player_city(), sg_save_player_cities(), universal_by_number(), universal_value_initial(), and unpackage_unit().

goods_by_rule_name()

struct goods_type * goods_by_rule_name

(

const char *

name

)

Returns goods type matching rule name or NULL if there is no goods type with such name.

Definition at line 629 of file traderoutes.c.

Referenced by tab_good::initialize_new_good(), tab_good::select_good(), sg_load_player_city(), sg_load_player_unit(), and universal_value_from_str().

goods_by_translated_name()

struct goods_type * goods_by_translated_name

(

const char *

name

)

Returns goods type matching the translated name, or NULL if there is no goods type with that name.

Definition at line 652 of file traderoutes.c.

Referenced by help_update_goods(), and help_widget::set_topic_goods().

goods_can_be_provided()

bool goods_can_be_provided	(	struct city *	pcity,
		struct goods_type *	pgood,
		struct unit *	punit
	)

Can the city provide goods.

Definition at line 674 of file traderoutes.c.

Referenced by goods_from_city_to_unit(), and update_city_activities().

goods_free()

void goods_free

(

void

)

Free the memory associated with goods

Definition at line 562 of file traderoutes.c.

Referenced by game_ruleset_free().

goods_from_city_to_unit()

struct goods_type * goods_from_city_to_unit	(	struct city *	src,
		struct unit *	punit
	)

Return goods type for the new trade route between given cities.

Definition at line 720 of file traderoutes.c.

Referenced by do_unit_establish_trade(), and unit_get_goods().

goods_has_flag()

bool goods_has_flag	(	const struct goods_type *	pgood,
		enum goods_flag_id	flag
	)

Check if goods has given flag

Definition at line 666 of file traderoutes.c.

Referenced by do_unit_establish_trade(), save_game_ruleset(), and update_city_activities().

goods_index()

Goods_type_id goods_index

(

const struct goods_type *

pgood

)

Return the goods index.

Currently same as goods_number(), paired with goods_count() indicates use as an array index.

Definition at line 592 of file traderoutes.c.

Referenced by load_game_names(), load_ruleset_game(), package_unit(), and tab_good::refresh().

goods_init()

void goods_init

(

void

)

Initialize goods structures.

Definition at line 546 of file traderoutes.c.

Referenced by game_ruleset_init().

goods_name_translation()

const char * goods_name_translation

(

struct goods_type *

pgood

)

Return translated name of this goods type.

Definition at line 612 of file traderoutes.c.

Referenced by boot_help_texts(), do_unit_establish_trade(), get_city_dialog_output_text(), goods_by_translated_name(), insert_allows(), req_text_insert(), universal_name_translation(), and worklist_item_postpone_req_vec().

goods_number()

Goods_type_id goods_number

(

const struct goods_type *

pgood

)

Return the goods id.

Definition at line 579 of file traderoutes.c.

Referenced by package_city(), send_ruleset_goods(), and universal_number().

goods_rule_name()

const char * goods_rule_name

(

struct goods_type *

pgood

)

Return untranslated name of this goods type.

Definition at line 620 of file traderoutes.c.

Referenced by tab_good::delete_now(), tab_good::edit_effects(), tab_good::edit_reqs(), goods_by_rule_name(), is_universal_needed(), load_ruleset_game(), tab_good::name_given(), tab_good::refresh(), sanity_check_ruleset_data(), sg_save_player_cities(), sg_save_player_units(), universal_kind_values(), universal_rule_name(), and tab_good::update_good_info().

have_cities_trade_route()

bool have_cities_trade_route	(	const struct city *	pc1,
		const struct city *	pc2
	)

Check if cities have an established trade route.

Definition at line 532 of file traderoutes.c.

Referenced by trade_generator::calculate_inner(), can_establish_trade_route(), do_unit_establish_trade(), and draw_calculated_trade_routes().

max_trade_prod()

int max_trade_prod

(

const struct city *

pcity

)

Returns the maximum trade production of a city.

Definition at line 444 of file traderoutes.c.

Referenced by dai_choose_trade_route(), and get_caravan_enter_city_trade_bonus().

max_trade_routes()

unsigned max_trade_routes

(

const struct city *

pcity

)

Return current maximum number of trade routes city can have.

Definition at line 48 of file traderoutes.c.

Referenced by trade_generator::calculate(), trade_generator::calculate_inner(), can_establish_trade_route(), trade_generator::check_if_done(), city_trade_removable(), dai_choose_trade_route(), dai_effect_value(), do_unit_establish_trade(), get_city_mapview_trade_routes(), one_city_trade_benefit(), and trade_benefit().

trade_base_between_cities()

int trade_base_between_cities	(	const struct city *	pc1,
		const struct city *	pc2
	)

Return the trade that exists between these cities, assuming they have a trade route.

Definition at line 322 of file traderoutes.c.

Referenced by can_establish_trade_route(), dai_effect_value(), do_unit_establish_trade(), get_act_sel_action_custom_text(), max_trade_prod(), popup_info_text(), real_menus_update(), set_city_production(), and trade_benefit().

trade_from_route()

int trade_from_route	(	const struct city *	pc1,
		const struct trade_route *	route,
		int	base
	)

Get trade income specific to route's good.

Definition at line 358 of file traderoutes.c.

Referenced by set_city_production().

trade_route_cancelling_type_by_name()

enum trade_route_illegal_cancelling trade_route_cancelling_type_by_name

(

const char *

name

)

Get trade route cancelling type by name.

Definition at line 184 of file traderoutes.c.

Referenced by load_ruleset_game().

trade_route_cancelling_type_name()

const char * trade_route_cancelling_type_name

(

enum trade_route_illegal_cancelling

type

)

Return human readable name of trade route cancelling type

Definition at line 174 of file traderoutes.c.

Referenced by save_game_ruleset().

trade_route_settings_by_type()

struct trade_route_settings * trade_route_settings_by_type

(

enum trade_route_type

type

)

Get trade route settings related to type.

Definition at line 201 of file traderoutes.c.

Referenced by city_receives_goods(), do_unit_establish_trade(), handle_ruleset_trade(), load_ruleset_game(), reestablish_city_trade_routes(), save_game_ruleset(), send_ruleset_trade_routes(), set_city_production(), trade_route_types_init(), update_city_activities(), and windfall_benefit().

trade_route_type_by_name()

enum trade_route_type trade_route_type_by_name

(

const char *

name

)

Get trade route type by name.

Definition at line 158 of file traderoutes.c.

Referenced by load_ruleset_game().

trade_route_type_name()

const char * trade_route_type_name

(

enum trade_route_type

type

)

Return human readable name of trade route type

Definition at line 148 of file traderoutes.c.

Referenced by save_game_ruleset().

trade_route_type_trade_pct()

int trade_route_type_trade_pct

(

enum trade_route_type

type

)

Return percentage bonus for trade route type.

Definition at line 122 of file traderoutes.c.

Referenced by can_cities_trade(), dai_choose_trade_route(), and trade_base_between_cities().

trade_route_types_init()

void trade_route_types_init

(

void

)

Initialize trade route types.

Definition at line 134 of file traderoutes.c.

Referenced by game_ruleset_init().