Method GetComponentData
GetComponentData<T>(EntityManager, Entity)
Gets the value of a component for an entity.
Declaration
public static T GetComponentData<T>(this EntityManager manager, Entity entity) where T : class, IComponentData, new()Parameters
| Type | Name | Description | 
|---|---|---|
| EntityManager | manager | This entity manager. | 
| Entity | entity | The entity. | 
Returns
| Type | Description | 
|---|---|
| T | A struct of type T containing the component value. | 
Type Parameters
| Name | Description | 
|---|---|
| T | The type of component to retrieve. | 
Exceptions
| Type | Condition | 
|---|---|
| ArgumentException | Thrown if the component type has no fields. | 
GetComponentData<T>(EntityManager, SystemHandle)
Gets the value of a component for an entity associated with a system.
Declaration
public static T GetComponentData<T>(this EntityManager manager, SystemHandle system) where T : class, IComponentData, new()Parameters
| Type | Name | Description | 
|---|---|---|
| EntityManager | manager | This entity manager. | 
| SystemHandle | system | The system handle. | 
Returns
| Type | Description | 
|---|---|
| T | A struct of type T containing the component value. | 
Type Parameters
| Name | Description | 
|---|---|
| T | The type of component to retrieve. | 
Exceptions
| Type | Condition | 
|---|---|
| ArgumentException | Thrown if the component type has no fields. | 
| InvalidOperationException | Thrown if the system isn't from this world. |