円の 2D 物理演算を表現するためのコライダーです。
関連項目: BoxCollider クラス、PolygonCollider2D クラス .
| radius | 円の半径 |
| enabled | 有効であれば更新され、無効であれば更新されません。 |
| isActiveAndEnabled | Reports whether a GameObject and its associated Behaviour is active and enabled. |
| attachedRigidbody | The Rigidbody2D attached to the Collider2D. |
| bounciness | Get the bounciness used by the collider. |
| bounds | コライダーのワールド座標のバウンディング空間 |
| callbackLayers | The Layers that this Collider2D will report collision or trigger callbacks for during a contact with another Collider2D. |
| composite | Get the CompositeCollider2D that is available to be attached to the collider. |
| compositeCapable | Indicates if this Collider2D is capable of being composited by the CompositeCollider2D. |
| compositeOperation | The composite operation to be used by a CompositeCollider2D. |
| compositeOrder | The composite operation order to be used when a CompositeCollider2D is used. |
| contactCaptureLayers | The layers of other Collider2D involved in contacts with this Collider2D that will be captured. |
| density | 質量の計算に使用されるコライダーの密度（ auto mass が有効の場合） |
| errorState | The error state that indicates the state of the physics shapes the 2D Collider tried to create. (Read Only) |
| excludeLayers | The additional Layers that this Collider2D should exclude when deciding if a contact with another Collider2D should happen or not. |
| forceReceiveLayers | The Layers that this Collider2D can receive forces from during a Collision contact with another Collider2D. |
| forceSendLayers | The Layers that this Collider2D is allowed to send forces to during a Collision contact with another Collider2D. |
| friction | Get the friction used by the collider. |
| includeLayers | The additional Layers that this Collider2D should include when deciding if a contact with another Collider2D should happen or not. |
| isTrigger | コライダーはトリガーとして設定されているかどうか |
| layerOverridePriority | A decision priority assigned to this Collider2D used when there is a conflicting decision on whether a contact between itself and another Collision2D should happen or not. |
| localToWorldMatrix | The transformation matrix used to transform the Collider physics shapes to world space. |
| offset | コライダージオメトリのローカルでのオフセット。 |
| shapeCount | The number of active PhysicsShape2D the Collider2D is currently using. |
| sharedMaterial | The PhysicsMaterial2D that is applied to this collider. |
| usedByEffector | コライダーが Effector をアタッチしているかどうか。 |
| gameObject | このコンポーネントはゲームオブジェクトにアタッチされます。コンポーネントはいつもゲームオブジェクトにアタッチされています。 |
| tag | ゲームオブジェクトのタグ |
| transform | The Transform attached to this GameObject. |
| hideFlags | Should the object be hidden, saved with the Scene or modifiable by the user? |
| name | オブジェクト名 |
| Cast | Casts the Collider shape into the Scene starting at the Collider position ignoring the Collider itself. |
| ClosestPoint | Returns a point on the perimeter of this Collider that is closest to the specified position. |
| CreateMesh | Creates a planar Mesh that is identical to the area defined by the Collider2D geometry. |
| Distance | Calculates the minimum separation of this collider against another collider. |
| GetContacts | Retrieves all contact points for this Collider. |
| GetShapeBounds | Retrieves a list of Bounds for all PhysicsShape2D created by this Collider2D, and returns the combined Bounds of the retrieved list. |
| GetShapeHash | Generates a simple hash value based upon the geometry of the Collider2D. |
| GetShapes | Gets all the PhysicsShape2D used by the Collider2D. |
| IsTouching | このコライダーが コライダー に触れているかをチェックします |
| IsTouchingLayers | このコライダーが指定した レイヤーマスク のコライダーに触れているかをチェックします |
| Overlap | Get a list of all Colliders that overlap this Collider. |
| OverlapPoint | 空間上でコライダーがある地点を含むかチェックします |
| Raycast | Casts a ray into the Scene that starts at the Collider position and ignores the Collider itself. |
| BroadcastMessage | ゲームオブジェクトまたは子オブジェクトにあるすべての MonoBehaviour を継承したクラスにある methodName 名のメソッドを呼び出します。 |
| CompareTag | Checks the GameObject's tag against the defined tag. |
| GetComponent | Gets a reference to a component of type T on the same GameObject as the component specified. |
| GetComponentInChildren | Gets a reference to a component of type T on the same GameObject as the component specified, or any child of the GameObject. |
| GetComponentInParent | Gets a reference to a component of type T on the same GameObject as the component specified, or any parent of the GameObject. |
| GetComponents | Gets references to all components of type T on the same GameObject as the component specified. |
| GetComponentsInChildren | Gets references to all components of type T on the same GameObject as the component specified, and any child of the GameObject. |
| GetComponentsInParent | Gets references to all components of type T on the same GameObject as the component specified, and any parent of the GameObject. |
| SendMessage | ゲームオブジェクトにアタッチされているすべての MonoBehaviour にある methodName と名付けたメソッドを呼び出します |
| SendMessageUpwards | ゲームオブジェクトと親（の親、さらに親 ... ）にアタッチされているすべての MonoBehaviour にある methodName と名付けたメソッドを呼び出します |
| TryGetComponent | Gets the component of the specified type, if it exists. |
| GetInstanceID | Gets the instance ID of the object. |
| ToString | Returns the name of the object. |
| Destroy | Removes a GameObject, component or asset. |
| DestroyImmediate | Destroys the object obj immediately. You are strongly recommended to use Destroy instead. |
| DontDestroyOnLoad | Do not destroy the target Object when loading a new Scene. |
| FindAnyObjectByType | Retrieves any active loaded object of Type type. |
| FindFirstObjectByType | Retrieves the first active loaded object of Type type. |
| FindObjectsByType | Retrieves a list of all loaded objects of Type type. |
| Instantiate | original のオブジェクトをクローンします |
| bool | オブジェクトが存在するかどうか |
| operator != | 二つのオブジェクトが異なるオブジェクトを参照しているか比較します |
| operator == | 2つのオブジェクト参照が同じオブジェクトを参照しているか比較します。 |
| OnCollisionEnter2D | オブジェクトのコライダーが別のコライダーに衝突したときに呼び出されます（2D 物理挙動のみ） |
| OnCollisionExit2D | オブジェクトのコライダーと別のオブジェクトコライダーが衝突から離れた瞬間に呼び出されます（2D 物理挙動のみ） |
| OnCollisionStay2D | オブジェクトのコライダーと別のオブジェクトのコライダーが衝突している間、毎フレーム呼び出され続けます（2D 物理挙動のみ） |
| OnTriggerEnter2D | オブジェクトにアタッチしたトリガーの中に別のオブジェクトが入ったときに呼び出されます。（2D 物理挙動のみ） |
| OnTriggerExit2D | トリガー状態のオブジェクトのコライダーと別のオブジェクトのコライダーが衝突から離れた瞬間に、呼び出されます。（2D 物理挙動のみ） |
| OnTriggerStay2D | トリガー状態のオブジェクトのコライダーと別のオブジェクトのコライダー衝突している間、毎フレーム呼び出され続けます。（2D 物理挙動のみ） |