C++ unit::get_state方法代码示例

/**
 * Constructor from a unit.
 */
clearer_info::clearer_info(const unit & viewer) :
	underlying_id(viewer.underlying_id()),
	sight_range(viewer.vision()),
	slowed(viewer.get_state(unit::STATE_SLOWED)),
	costs(viewer.movement_type().get_vision())
{
}

/**
 * Constructs a list of jamming paths for a unit.
 *
 * This is used to construct a list of hexes that the indicated unit can jam.
 * It differs from pathfinding in that it will only ever go out one turn.
 * @param jammer     The unit doing the jamming.
 * @param loc        The location from which the jamming occurs
 *                   (does not have to be the unit's location).
 */
jamming_path::jamming_path(const unit& jammer, map_location const &loc)
	: paths()
{
	const int jamming_range = jammer.jamming();

	// The five NULL parameters indicate (in order): no edges, no teleports,
	// ignore units, ignore ZoC (no effect), and see all (no effect).
	find_routes(loc, jammer.movement_type().get_jamming(),
	            jammer.get_state(unit::STATE_SLOWED), jamming_range, jamming_range,
	            0, destinations, NULL, NULL, NULL, NULL, NULL);
}

/**
 * Clears shroud (and fog) around the provided location for @a view_team
 * as if @a viewer was standing there.
 * This will also record sighted events, which should be either fired or
 * explicitly dropped.
 *
 * This should only be called if delayed shroud updates is off.
 * It is wasteful to call this if view_team uses neither fog nor shroud.
 *
 * @param known_units      These locations are not checked for uncovered units.
 * @param enemy_count      Incremented for each enemy uncovered (excluding known_units).
 * @param friend_count     Incremented for each friend uncovered (excluding known_units).
 * @param spectator        Will be told of uncovered units (excluding known_units).
 * @param instant          If false, then drawing delays (used to make movement look better) are allowed.
 *
 * @return whether or not information was uncovered (i.e. returns true if any
 *         locations in visual range were fogged/shrouded under shared vision/maps).
 */
bool shroud_clearer::clear_unit(const map_location &view_loc,
                                const unit &viewer, team &view_team,
                                const std::set<map_location>* known_units,
                                std::size_t * enemy_count, std::size_t * friend_count,
                                move_unit_spectator * spectator, bool instant)
{
	// This is just a translation to the more general interface. It is
	// not inlined so that vision.hpp does not have to include unit.hpp.
	return clear_unit(view_loc, view_team, viewer.underlying_id(),
	                  viewer.vision(), viewer.get_state(unit::STATE_SLOWED),
	                  viewer.movement_type().get_vision(), viewer.get_location(),
	                  known_units, enemy_count, friend_count, spectator, instant);
}

/**
 * Construct a list of paths for the specified unit.
 *
 * This function is used for several purposes, including showing a unit's
 * potential moves and generating currently possible paths.
 * @param u                The unit whose moves and movement type will be used.
 * @param force_ignore_zoc Set to true to completely ignore zones of control.
 * @param allow_teleport   Set to true to consider teleportation abilities.
 * @param viewing_team     Usually the current team, except for "show enemy moves", etc.
 * @param additional_turns The number of turns to account for, in addition to the current.
 * @param see_all          Set to true to remove unit visibility from consideration.
 * @param ignore_units     Set to true if units should never obstruct paths (implies ignoring ZoC as well).
 */
paths::paths(const unit& u, bool force_ignore_zoc,
		bool allow_teleport, const team &viewing_team,
		int additional_turns, bool see_all, bool ignore_units)
	: destinations()
{
	std::vector<team> const &teams = *resources::teams;
	if (u.side() < 1 || u.side() > int(teams.size())) {
		return;
	}

	find_routes(u.get_location(), u.movement_type().get_movement(),
	            u.get_state(unit::STATE_SLOWED), u.movement_left(),
	            u.total_movement(), additional_turns, destinations, NULL,
	            allow_teleport ? &u : NULL,
	            ignore_units ? NULL : &teams[u.side()-1],
	            force_ignore_zoc ? NULL : &u,
	            see_all ? NULL : &viewing_team);
}

battle_context_unit_stats::battle_context_unit_stats(const unit &u,
		const map_location& u_loc, int u_attack_num, bool attacking,
		const unit &opp, const map_location& opp_loc,
		const attack_type *opp_weapon, const unit_map& units) :
	weapon(NULL),
	attack_num(u_attack_num),
	is_attacker(attacking),
	is_poisoned(u.get_state(unit::STATE_POISONED)),
	is_slowed(u.get_state(unit::STATE_SLOWED)),
	slows(false),
	drains(false),
	petrifies(false),
	plagues(false),
	poisons(false),
	backstab_pos(false),
	swarm(false),
	firststrike(false),
	experience(u.experience()),
	max_experience(u.max_experience()),
	level(u.level()),
	rounds(1),
	hp(0),
	max_hp(u.max_hitpoints()),
	chance_to_hit(0),
	damage(0),
	slow_damage(0),
	drain_percent(0),
	drain_constant(0),
	num_blows(0),
	swarm_min(0),
	swarm_max(0),
	plague_type()
{
	// Get the current state of the unit.
	if (attack_num >= 0) {
		weapon = &u.attacks()[attack_num];
	}
	if(u.hitpoints() < 0) {
		LOG_CF << "Unit with " << u.hitpoints() << " hitpoints found, set to 0 for damage calculations\n";
		hp = 0;
	} else if(u.hitpoints() > u.max_hitpoints()) {
		// If a unit has more hp than its maximum, the engine will fail
		// with an assertion failure due to accessing the prob_matrix
		// out of bounds.
		hp = u.max_hitpoints();
	} else {
		hp = u.hitpoints();
	}

	// Get the weapon characteristics, if any.
	if (weapon) {
		weapon->set_specials_context(u_loc, opp_loc, attacking, opp_weapon);
		if (opp_weapon)
			opp_weapon->set_specials_context(opp_loc, u_loc, !attacking, weapon);
		slows = weapon->get_special_bool("slow");
		drains = !opp.get_state("undrainable") && weapon->get_special_bool("drains");
		petrifies = weapon->get_special_bool("petrifies");
		poisons = !opp.get_state("unpoisonable") && weapon->get_special_bool("poison") && !opp.get_state(unit::STATE_POISONED);
		backstab_pos = is_attacker && backstab_check(u_loc, opp_loc, units, *resources::teams);
		rounds = weapon->get_specials("berserk").highest("value", 1).first;
		firststrike = weapon->get_special_bool("firststrike");

		// Handle plague.
		unit_ability_list plague_specials = weapon->get_specials("plague");
		plagues = !opp.get_state("unplagueable") && !plague_specials.empty() &&
			strcmp(opp.undead_variation().c_str(), "null") && !resources::game_map->is_village(opp_loc);

		if (plagues) {
			plague_type = (*plague_specials.front().first)["type"].str();
			if (plague_type.empty())
				plague_type = u.type().base_id();
		}

		// Compute chance to hit.
		chance_to_hit = opp.defense_modifier(
			resources::game_map->get_terrain(opp_loc)) + weapon->accuracy() -
			(opp_weapon ? opp_weapon->parry() : 0);
		if(chance_to_hit > 100) {
			chance_to_hit = 100;
		}

		unit_ability_list cth_specials = weapon->get_specials("chance_to_hit");
		unit_abilities::effect cth_effects(cth_specials, chance_to_hit, backstab_pos);
		chance_to_hit = cth_effects.get_composite_value();

		// Compute base damage done with the weapon.
		int base_damage = weapon->modified_damage(backstab_pos);

		// Get the damage multiplier applied to the base damage of the weapon.
		int damage_multiplier = 100;
		// Time of day bonus.
		damage_multiplier += combat_modifier(u_loc, u.alignment(), u.is_fearless());
		// Leadership bonus.
		int leader_bonus = 0;
		if (under_leadership(units, u_loc, &leader_bonus).valid())
			damage_multiplier += leader_bonus;
		// Resistance modifier.
		damage_multiplier *= opp.damage_from(*weapon, !attacking, opp_loc);

		// Compute both the normal and slowed damage.
//.........这里部分代码省略.........

//.........这里部分代码省略.........
		for (const std::string& ability_id : utils::split(vcfg["ability"])) {
			if (u.has_ability_by_id(ability_id)) {
				match = true;
				break;
			}
		}
		if (!match) return false;
	}

	if (!vcfg["race"].empty()) {
		std::vector<std::string> races = utils::split(vcfg["race"]);
		if (std::find(races.begin(), races.end(), u.race()->id()) == races.end()) {
			return false;
		}
	}

	if (!vcfg["gender"].blank() && string_gender(vcfg["gender"]) != u.gender()) {
		return false;
	}

	if (!vcfg["side"].empty() && vcfg["side"].to_int(-999) != u.side()) {
		std::vector<std::string> sides = utils::split(vcfg["side"]);
		const std::string u_side = std::to_string(u.side());
		if (std::find(sides.begin(), sides.end(), u_side) == sides.end()) {
			return false;
		}
	}

	// handle statuses list
	if (!vcfg["status"].empty()) {
		bool status_found = false;

		for (const std::string status : utils::split(vcfg["status"])) {
			if(u.get_state(status)) {
				status_found = true;
				break;
			}
		}

		if(!status_found) {
			return false;
		}
	}

	if (vcfg.has_child("has_attack")) {
		const vconfig& weap_filter = vcfg.child("has_attack");
		bool has_weapon = false;
		for(const attack_type& a : u.attacks()) {
			if(a.matches_filter(weap_filter.get_parsed_config())) {
				has_weapon = true;
				break;
			}
		}
		if(!has_weapon) {
			return false;
		}
	} else if (!vcfg["has_weapon"].blank()) {
		std::string weapon = vcfg["has_weapon"];
		bool has_weapon = false;
		for(const attack_type& a : u.attacks()) {
			if(a.id() == weapon) {
				has_weapon = true;
				break;
			}
		}
		if(!has_weapon) {

static int attack_info(reports::context & rc, const attack_type &at, config &res, const unit &u, const map_location &displayed_unit_hex)
{
	std::ostringstream str, tooltip;

	at.set_specials_context(displayed_unit_hex, u.side() == rc.screen().playing_side());
	int base_damage = at.damage();
	int specials_damage = at.modified_damage(false);
	int damage_multiplier = 100;
	int tod_bonus = combat_modifier(rc.units(), rc.map(), displayed_unit_hex, u.alignment(), u.is_fearless());
	damage_multiplier += tod_bonus;
	int leader_bonus = 0;
	if (under_leadership(rc.units(), displayed_unit_hex, &leader_bonus).valid())
		damage_multiplier += leader_bonus;

	bool slowed = u.get_state(unit::STATE_SLOWED);
	int damage_divisor = slowed ? 20000 : 10000;
	// Assume no specific resistance (i.e. multiply by 100).
	int damage = round_damage(specials_damage, damage_multiplier * 100, damage_divisor);

	// Hit points are used to calculate swarm, so they need to be bounded.
	unsigned max_hp = u.max_hitpoints();
	unsigned cur_hp = std::min<unsigned>(std::max(0, u.hitpoints()), max_hp);

	unsigned base_attacks = at.num_attacks();
	unsigned min_attacks, max_attacks;
	at.modified_attacks(false, min_attacks, max_attacks);
	unsigned num_attacks = swarm_blows(min_attacks, max_attacks, cur_hp, max_hp);

	SDL_Color dmg_color = font::weapon_color;
	if ( damage > specials_damage )
		dmg_color = font::good_dmg_color;
	else if ( damage < specials_damage )
		dmg_color = font::bad_dmg_color;

	str << span_color(dmg_color) << "  " << damage << naps << span_color(font::weapon_color)
		<< font::weapon_numbers_sep << num_attacks << ' ' << at.name()
		<< "</span>\n";
	tooltip << _("Weapon: ") << "<b>" << at.name() << "</b>\n"
		<< _("Damage: ") << "<b>" << damage << "</b>\n";

	if ( tod_bonus || leader_bonus || slowed || specials_damage != base_damage )
	{
		tooltip << '\t' << _("Base damage: ") << base_damage << '\n';
		if ( specials_damage != base_damage ) {
			tooltip << '\t' << _("With specials: ") << specials_damage << '\n';
		}
		if (tod_bonus) {
			tooltip << '\t' << _("Time of day: ")
				<< utils::signed_percent(tod_bonus) << '\n';
		}
		if (leader_bonus) {
			tooltip << '\t' << _("Leadership: ")
				<< utils::signed_percent(leader_bonus) << '\n';
		}
		if (slowed) {
			tooltip << '\t' << _("Slowed: ") << "/ 2" << '\n';
		}
	}

	tooltip << _("Attacks: ") << "<b>" << num_attacks << "</b>\n";
	if ( max_attacks != min_attacks  &&  cur_hp != max_hp ) {
		if ( max_attacks < min_attacks ) {
			// "Reverse swarm"
			tooltip << '\t' << _("Max swarm bonus: ") << (min_attacks-max_attacks) << '\n';
			tooltip << '\t' << _("Swarm: ") << "* "<< (100 - cur_hp*100/max_hp) << "%\n";
			tooltip << '\t' << _("Base attacks: ") << '+' << base_attacks << '\n';
			// The specials line will not necessarily match up with how the
			// specials are calculated, but for an unusual case, simple brevity
			// trumps complexities.
			if ( max_attacks != base_attacks ) {
				int attack_diff = int(max_attacks) - int(base_attacks);
				tooltip << '\t' << _("Specials: ") << utils::signed_value(attack_diff) << '\n';
			}
		}
		else {
			// Regular swarm
			tooltip << '\t' << _("Base attacks: ") << base_attacks << '\n';
			if ( max_attacks != base_attacks ) {
				tooltip << '\t' << _("With specials: ") << max_attacks << '\n';
			}
			if ( min_attacks != 0 ) {
				tooltip << '\t' << _("Subject to swarm: ") << (max_attacks-min_attacks) << '\n';
			}
			tooltip << '\t' << _("Swarm: ") << "* "<< (cur_hp*100/max_hp) << "%\n";
		}
	}
	else if ( num_attacks != base_attacks ) {
		tooltip << '\t' << _("Base attacks: ") << base_attacks << '\n';
		tooltip << '\t' << _("With specials: ") << num_attacks << '\n';
	}

	add_text(res, flush(str), flush(tooltip));

	std::string range = string_table["range_" + at.range()];
	std::string lang_type = string_table["type_" + at.type()];

	str << span_color(font::weapon_details_color) << "  " << "  "
		<< range << font::weapon_details_sep
		<< lang_type << "</span>\n";

//.........这里部分代码省略.........