C++ unit::defense_modifier方法代码示例

int default_ai_context_impl::rate_terrain(const unit& u, const map_location& loc) const
{
	const gamemap &map_ = resources::gameboard->map();
	const t_translation::terrain_code terrain = map_.get_terrain(loc);
	const int defense = u.defense_modifier(terrain);
	int rating = 100 - defense;

	const int healing_value = 10;
	const int friendly_village_value = 5;
	const int neutral_village_value = 10;
	const int enemy_village_value = 15;

	if(map_.gives_healing(terrain) && u.get_ability_bool("regenerate", loc, *resources::gameboard) == false) {
		rating += healing_value;
	}

	if(map_.is_village(terrain)) {
		int owner = resources::gameboard->village_owner(loc) + 1;

		if(owner == get_side()) {
			rating += friendly_village_value;
		} else if(owner == 0) {
			rating += neutral_village_value;
		} else {
			rating += enemy_village_value;
		}
	}

	return rating;
}

int aspect_attacks::rate_terrain(const unit& u, const map_location& loc)
{
	gamemap &map_ = *resources::game_map;
	const t_translation::t_terrain terrain = map_.get_terrain(loc);
	const int defense = u.defense_modifier(terrain);
	int rating = 100 - defense;

	const int healing_value = 10;
	const int friendly_village_value = 5;
	const int neutral_village_value = 10;
	const int enemy_village_value = 15;

	if(map_.gives_healing(terrain) && u.get_ability_bool("regenerate",loc) == false) {
		rating += healing_value;
	}

	if(map_.is_village(terrain)) {
		int owner = village_owner(loc, *resources::teams) + 1;

		if(owner == u.side()) {
			rating += friendly_village_value;
		} else if(owner == 0) {
			rating += neutral_village_value;
		} else {
			rating += enemy_village_value;
		}
	}

	return rating;
}

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.........
		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) {
			return false;
		}
	}

	if (!vcfg["role"].blank() && vcfg["role"].str() != u.get_role()) {
		return false;
	}

	if (!vcfg["ai_special"].blank() && ((vcfg["ai_special"].str() == "guardian") != u.get_state(unit::STATE_GUARDIAN))) {
		return false;
	}

	if (!vcfg["canrecruit"].blank() && vcfg["canrecruit"].to_bool() != u.can_recruit()) {
		return false;
	}

	if (!vcfg["recall_cost"].blank() && vcfg["recall_cost"].to_int(-1) != u.recall_cost()) {
		return false;
	}

	if (!vcfg["level"].blank() && vcfg["level"].to_int(-1) != u.level()) {
		return false;
	}

	if (!vcfg["defense"].blank() && vcfg["defense"].to_int(-1) != u.defense_modifier(fc_.get_disp_context().map().get_terrain(loc))) {
		return false;
	}

	if (!vcfg["movement_cost"].blank() && vcfg["movement_cost"].to_int(-1) != u.movement_cost(fc_.get_disp_context().map().get_terrain(loc))) {
		return false;
	}

	// Now start with the new WML based comparison.
	// If a key is in the unit and in the filter, they should match
	// filter only => not for us
	// unit only => not filtered
	config unit_cfg; // No point in serializing the unit once for each [filter_wml]!
	for (const vconfig& wmlcfg : vcfg.get_children("filter_wml")) {
			config fwml = wmlcfg.get_parsed_config();
			/* Check if the filter only cares about variables.
			   If so, no need to serialize the whole unit. */
			config::all_children_itors ci = fwml.all_children_range();
			if (fwml.all_children_count() == 1 && 
				fwml.attribute_count() == 1 &&
			    ci.front().key == "variables") {
				if (!u.variables().matches(ci.front().cfg))
					return false;
			} else {
				if (unit_cfg.empty())
					u.write(unit_cfg);
				if (!unit_cfg.matches(fwml))
					return false;
			}
	}

	for (const vconfig& vision : vcfg.get_children("filter_vision")) {
		std::set<int> viewers;