public void Remove(Collider collider)
{
lock (_lockObject)
{
_allTriggersAndColliders.Remove(collider);
if (collider.IsTrigger)
{
_allTriggers.Remove(collider);
}
else
{
_allColliders.Remove(collider);
}
}
}
/// <summary>
/// Creates a clone of another collider.
/// </summary>
/// <param name="other">Collider to clone</param>
public Collider Clone()
{
var collider = new Collider();
collider.IsActive = IsActive;
collider.BoundingBox = BoundingBox;
collider.IsTrigger = IsTrigger;
collider._offsetToCenter = _offsetToCenter;
collider._position = _position;
collider.Type = Type;
return collider;
}
public bool Intersects(Collider other)
{
return BoundingBox.Intersects(other.BoundingBox);
}
/// <summary>
/// Checks collision to another object.
/// </summary>
/// <param name="other"></param>
/// <returns></returns>
public CollisionResult CheckCollision(Collider other)
{
return BoundingBox.CollidesWithSat(other.BoundingBox);
}
public void HandleTrigger(Collider other)
{
_currentFrameTouched.Add(other);
if (!_lastFrameTouched.Contains(other))
{
OnTriggerEnter?.Invoke(other);
_lastFrameTouched.Add(other);
}
}
private void DrawBoundingBox(Camera observer, Collider collider)
{
var scale = -collider.BoundingBox.Min + collider.BoundingBox.Max;
var position = collider.BoundingBox.Min + scale*0.5f;
var worldViewProjection = Matrix.CreateScale(scale)*Matrix.CreateTranslation(position)*observer.ViewMatrix*
observer.ProjectionMatrix;
_worldViewProjection.SetValue(worldViewProjection);
_modulateColor.SetValue(collider.IsTrigger ? ColorTrigger : ColorCollider);
_lineDrawEffect.CurrentTechnique.Passes[0].Apply();
_boundingBoxMesh.Draw();
}
public CollisionResult[] CheckCollision(Collider collider)
{
lock (_lockObject)
{
_colliderList.Clear();
foreach (var possibleCollider in _allColliders)
{
if (collider == possibleCollider) continue;
if (!possibleCollider.IsActive) continue;
var result = possibleCollider.CheckCollision(collider);
if (result.Collides)
{
_colliderList.Add(result);
}
}
return _colliderList.ToArray();
}
}
public CollisionEntityComponent(Entity referringEntity, Vector3 collisionSize, Vector3 collisionOffset, string tag, bool resolvesPosition = false) : base(referringEntity)
{
ResolvesPosition = resolvesPosition;
Collider = new Collider(collisionSize, collisionOffset) {Tag = tag};
}
public CollisionEntityComponent(EntityComponentDataCreationStruct structData) : base(structData)
{
Collider = new Collider(GetData<Vector3>("CollisionSize"), GetData<Vector3>("CollisionOffset"));
}