Add conditional enemy rendering

Author: NikolaJelic

src/enemy.cpp

@@ -18,7 +18,9 @@ Enemy::Enemy(gsl::not_null<le::ServiceLocator const*> services, EnemyParams cons
 	// TODO: add proper textures
 }
 
-void Enemy::render(le::Renderer& renderer) const { m_sprite.draw(renderer); }
+void Enemy::render(le::Renderer& renderer) const {
+	if (m_can_render) { m_sprite.draw(renderer); }
+}
 
 void Enemy::translate(kvf::Seconds const dt) {
 	glm::vec2 const direction = glm::normalize(m_target_pos - m_sprite.transform.position);
@@ -27,6 +29,9 @@ void Enemy::translate(kvf::Seconds const dt) {
 }
 
 std::pair<glm::vec2, float> Enemy::get_pos_diameter() const { return {m_sprite.transform.position, m_diameter}; }
-void Enemy::take_damage(std::size_t dmg) { m_health = m_health = (dmg >= m_health) ? 0 : (m_health - dmg); }
+void Enemy::take_damage(std::size_t dmg) {
+	m_can_render = true;
+	m_health = m_health = (dmg >= m_health) ? 0 : (m_health - dmg);
+}
 
 } // namespace miracle

src/enemy.hpp

@@ -22,6 +22,7 @@ class Enemy {
 	void take_damage(std::size_t dmg);
 	[[nodiscard]] std::size_t get_health() const { return m_health; }
 	[[nodiscard]] std::pair<glm::vec2, float> get_pos_diameter() const;
+	bool m_can_render{false};
 
   private:
 	gsl::not_null<le::ServiceLocator const*> m_services;

src/light.cpp

@@ -6,7 +6,11 @@ Light::Light(gsl::not_null<le::ServiceLocator const*> services) : m_services(ser
 
 void Light::check_enemy_collision(Enemy& enemy) {
 	auto [pos, diameter] = enemy.get_pos_diameter();
-	if (glm::distance(pos, m_sprite.transform.position) < (diameter + m_diameter)) { enemy.take_damage(1); }
+	if (glm::distance(pos, m_sprite.transform.position) < (diameter + m_diameter)) {
+		enemy.take_damage(1);
+	} else {
+		enemy.m_can_render = false;
+	}
 }
 void Light::render(le::Renderer& renderer) const { m_sprite.draw(renderer); }
 void Light::set_position(glm::vec2 cursor_pos) { m_sprite.transform.position = cursor_pos; }