Method DoExplosionDamage

PanzerChasm/server/map.cpp:2586–2666

}

void Map::DoExplosionDamage(
	const m_Vec3& explosion_center,
	const float explosion_radius,
	const int base_damage,
	const EntityId explosion_owner_monster_id,
	const Time current_time )
{
	const auto distance_to_damage=
	[&] ( const float distance ) -> int
	{
		return std::round( float(base_damage) * ( 1.0f - distance / explosion_radius ) );
	};

	for( MonstersContainer::value_type& monster_value : monsters_ )
	{
		MonsterBase& monster= *monster_value.second;
		const float monster_radius=
			monster.MonsterId() == 0u
			? GameConstants::player_radius
			: game_resources_->monsters_description[ monster.MonsterId() ].w_radius;

		const m_Vec2 monster_z_minmax= monster.GetZMinMax();

		const float distance=
			DistanceToCylinder(
				monster.Position().xy(), monster_radius,
				monster.Position().z + monster_z_minmax.x, monster.Position().z + monster_z_minmax.y,
				explosion_center );

		if( distance > explosion_radius )
			continue;

		const int damage= distance_to_damage(distance);
		if( damage > 0 )
			monster.Hit(
				damage, ( monster.Position().xy() - explosion_center.xy() ), explosion_owner_monster_id,
				*this,
				monster_value.first, current_time );
	}

	for( StaticModel& model : static_models_ )
	{
		if( model.model_id >= map_data_->models_description.size() )
			continue;

		const MapData::ModelDescription& description= map_data_->models_description[ model.model_id ];
		if( description.radius <= 0.0f || description.blow_effect == 0 ) // Not explodable.
			continue;

		const Model& model_geometry= map_data_->models[ model.model_id ];

		const float distance=
			DistanceToCylinder(
				model.pos.xy(), description.radius,
				model.pos.z + model_geometry.z_min, model.pos.z + model_geometry.z_max,
				explosion_center );

		if( distance > explosion_radius )