Function GetRayFrom2DPosition

TombEngine/Game/collision/Los.cpp:477–490

	}

	std::pair<GameVector, GameVector> GetRayFrom2DPosition(const Vector2& screenPos)
	{
		auto posPair = g_Renderer.GetRay(screenPos);

		auto dir = posPair.second - posPair.first;
		dir.Normalize();
		float dist = Vector3::Distance(posPair.first, posPair.second);

		auto roomLos = GetRoomLosCollision(posPair.first, Camera.pos.RoomNumber, dir, dist);

		auto origin = GameVector(posPair.first, Camera.pos.RoomNumber);
		auto target = GameVector(roomLos.Position, roomLos.RoomNumber);
		return std::pair(origin, target);
	}
}