From 18a763bcb19c5ece4b7b7d079dab07a1d915deb6 Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 3 Dec 2022 00:44:07 +0100
Subject: Moved battles module files to sim

---
 battles/src/BaseBattle.cpp | 162 ---------------------------------------------
 1 file changed, 162 deletions(-)
 delete mode 100644 battles/src/BaseBattle.cpp

(limited to 'battles/src/BaseBattle.cpp')

diff --git a/battles/src/BaseBattle.cpp b/battles/src/BaseBattle.cpp
deleted file mode 100644
index 33e0957..0000000
--- a/battles/src/BaseBattle.cpp
+++ /dev/null
@@ -1,162 +0,0 @@
-#include "BaseBattle.h"
-
-#include <algorithm>
-#include <cmath>
-
-#include <entt/entity/registry.hpp>
-#include <entt/signal/dispatcher.hpp>
-
-#include <kurator/battles/components.h>
-#include <kurator/battles/events.h>
-#include <kurator/battles/Scenario.h>
-#include <kurator/universe.h>
-
-#include "Builder.h"
-
-
-namespace kurator
-{
-namespace battles
-{
-
-
-BaseBattle::BaseBattle(const Scenario& scenario) :
-	_registry {},
-	spawner {scenario.total_teams(), 12000, 0.1}
-{
-	const auto repo = universe::load_sample();
-	Builder build {_registry, spawner};
-	for (const auto& ship : scenario.ships) {
-		const auto entity = build(repo->ship_type(ship.type), ship.team);
-		for (const auto& turret_type : ship.turrets)
-			build(repo->turret_type(turret_type), entity);
-		manager.add(ship.team, entity);  // registry supports on construction events
-	}
-}
-
-
-entt::registry&
-BaseBattle::registry()
-{
-	return _registry;
-}
-
-
-entt::dispatcher&
-BaseBattle::dispatcher()
-{
-	return _dispatcher;
-}
-
-
-void
-BaseBattle::update(const float dt)
-{
-	pick_random_targets();
-	keep_at_range();
-	floating_movement(dt);
-	turrets(dt);
-	kill_off_dead();
-	manager.clear(_registry);  // registry supports on destructions events
-}
-
-
-void
-BaseBattle::pick_random_targets()
-{
-	auto view = _registry.view<Team, AIState>();
-	for (auto&& [entity, team, ai] : view.each()) {
-		if (!_registry.valid(ai.target))
-			ai.target = manager.random((team.id + 1) % 2);  // FIXME
-	}
-}
-
-
-void
-BaseBattle::keep_at_range()
-{
-	auto view = _registry.view<Transform, AIState>();
-	for (auto&& [entity, self, ai] : view.each()) {
-		if (!_registry.valid(ai.target))
-			continue;
-		const auto target = _registry.get<Transform>(ai.target);
-		const Point offset = target.position - self.position;
-		ai.destination = target.position - offset.normalized().scale(6000.0);
-	}
-}
-
-
-void
-BaseBattle::floating_movement(const float dt)
-{
-	auto view = _registry.view<Transform, FloatingMovement, AIState>();
-	for (auto&& [entity, transform, movement, ai] : view.each()) {
-		const auto offset = ai.destination - transform.position;
-		const auto at_destination = offset.magnitude() > movement.destination_boundary;
-		const auto acceleration =
-			at_destination ?
-			offset.normalized().scale(movement.acceleration * dt) :
-			offset.normalized().scale(-1 * movement.deceleration * dt);
-		movement.speed.x += acceleration.x;
-		movement.speed.y += acceleration.y;
-		if (movement.speed.magnitude() > movement.max_speed)
-			movement.speed = movement.speed.normalized().scale(movement.max_speed);
-		const auto speed = movement.speed.scale(dt);
-		transform.position.x += speed.x;
-		transform.position.y += speed.y;
-		transform.angle = speed.angle();
-	}
-}
-
-
-double
-effective_damage(const universe::TurretType& def, const double distance)
-{
-	const auto overflow = distance - def.optimal_range;
-	const auto falloff = std::max(0.0, overflow / def.optimal_range / def.falloff_modifier);
-	return def.base_damage * std::round(std::pow(def.falloff_intensity, std::pow(falloff, 2)) * 1000) / 1000;
-}
-
-
-void
-BaseBattle::turrets(const float dt)
-{
-	auto view = _registry.view<TurretControl, universe::TurretType>();
-	for (auto&& [entity, control, def] : view.each()) {
-		if (!_registry.valid(control.owner)) {
-			_registry.destroy(entity);
-			continue;
-		}
-		const auto& [state, transform] = _registry.get<AIState, Transform>(control.owner);  // no checks
-		if (!_registry.valid(state.target))
-			continue;
-		if (control.reload > 0.0)
-			control.reload -= dt;
-		if (control.reload <= 0.0) {
-			auto& target_points = _registry.get<HitPoints>(state.target);
-			const auto& target = _registry.get<Transform>(state.target);
-			const auto distance = transform.position - target.position;
-			const auto damage = effective_damage(def, distance.magnitude());
-			if (damage > 0.0) {
-				target_points.health -= damage;
-				_dispatcher.trigger(Hit{damage, entity, state.target});
-			}
-			control.reload = def.rate_of_fire;
-		}
-	}
-}
-
-
-void
-BaseBattle::kill_off_dead()
-{
-	auto view = _registry.view<HitPoints>();
-	for (auto&& [entity, points] : view.each()) {
-		if (points.health <= 0.0)
-			_registry.destroy(entity);
-	}
-}
-
-
-}  // namespace battles
-}  // namespace kurator
-- 
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