EntityResolver.ixx File

Lightweight callable for resolving EntityHandles to Entity wrappers. More...

Included Headers

#include <optional> #include <helios.ecs.types.EntityHandle> #include <helios.ecs.Entity> #include <helios.ecs.EntityManager>

Namespaces Index

namespace	helios
namespace	ecs

Classes Index

struct	EntityResolver<TEntityManager>
	Callable that resolves an EntityHandle to an Entity facade. More...

Description

Lightweight callable for resolving EntityHandles to Entity wrappers.

File Listing

The file content with the documentation metadata removed is:

1

5module;

6

7#include <optional>

8

9export module helios.ecs.EntityResolver;

10

11import helios.ecs.EntityManager;

12import helios.ecs.Entity;

13

14import helios.ecs.types.EntityHandle;

15

16using namespace helios::ecs::types;

17export namespace helios::ecs {

18

36 template<typename TEntityManager>

37 struct EntityResolver {

38

39 using Handle_type = TEntityManager::Handle_type;

40 using Entity_type = Entity<TEntityManager>;

41

45 TEntityManager* const em;

46

54 [[nodiscard]] std::optional<Entity_type> operator()(const Handle_type handle) const noexcept {

55 if (!em->isValid(handle)) {

56 return std::nullopt;

57 }

58 return Entity_type(handle, em);

59 }

60

70 [[nodiscard]] std::optional<Entity_type> find(const Handle_type handle) const noexcept {

71 return (*this)(handle);

72 }

73

74

75

76 };

77}

---

Generated via doxygen2docusaurus 2.0.0 by Doxygen 1.9.8.