/// <summary>
/// Updates the bounds of our hitbox rect objects
/// </summary>
public override void UpdateHitboxBounds()
{
Vector2 TransformPositionVector2 = this.transform.position;
//The updated bounds is based on the size, offset, and root transform local scale
Vector2 ScaledOffset = (Vector2)this.transform.localScale * (Vector2)this.transform.root.localScale;
Vector2 CenterOfHitbox = TransformPositionVector2 + PositionOffset * ScaledOffset;
Vector2 SizeOfHitbox = this.BoxSize * ScaledOffset;
Box2DBounds.SetColliderBoundsForBox2D(ref CenterOfHitbox, ref SizeOfHitbox);
}
/// <summary>
/// Update the bounds of our box collider based on its new transform position
/// </summary>
public override void UpdateColliderBounds()
{
PreviousBounds.CopyBoundsFrom(Box2DBounds);//Copy over the current bounds to the previous bounds.
Vector2 AdjustedCeneterPoint = transform.position;
AdjustedCeneterPoint += (ColliderOffset * transform.localScale);
Vector2 BoxSize = BoxColliderSize * transform.localScale;
if (IsCharacterCollider)//If this is a character, we will move the base of the collider to the character's feet
{
AdjustedCeneterPoint += (Vector2.up * BoxSize.y / 2);
}
Box2DBounds.SetColliderBoundsForBox2D(ref AdjustedCeneterPoint, ref BoxSize);
}
/// <summary>
/// Updates the bounds of the physics collider based on the updated bounds position and the velocity of the physics object. This will only ever
/// be called for colliders of type physics
/// </summary>
public override void UpdatePhysicsColliderBounds()
{
Vector2 OffsetFromVelocity = (AssociatedPhysicsComponent.Velocity * GameOverseer.DELTA_TIME);
Vector2 BoxSizeAdjustment = new Vector2(Mathf.Max(0, Box2DBounds.BoxSize.x - Mathf.Abs(OffsetFromVelocity.x)),
Mathf.Max(0, Box2DBounds.BoxSize.y - Mathf.Abs(OffsetFromVelocity.y)));
Vector2 NewBoxSizeWithVelocityOffset = new Vector2(Mathf.Abs(OffsetFromVelocity.x), Mathf.Abs(OffsetFromVelocity.y)) + BoxSizeAdjustment;
Vector2 NewBoxCenter = Box2DBounds.CenterPoint + (Box2DBounds.BoxSize - BoxSizeAdjustment) / 2f + OffsetFromVelocity / 2;
if (AssociatedPhysicsComponent.Velocity.y != 0)
{
NewBoxCenter.y += Mathf.Sign(AssociatedPhysicsComponent.Velocity.y) * BufferSizePhysicsCollision.y;
NewBoxSizeWithVelocityOffset.y -= BufferSizePhysicsCollision.y / 2;
}
if (AssociatedPhysicsComponent.Velocity.x != 0)
{
NewBoxCenter.x += Mathf.Sign(AssociatedPhysicsComponent.Velocity.x) * BufferSizePhysicsCollision.x;
NewBoxSizeWithVelocityOffset.x -= BufferSizePhysicsCollision.x / 2;
}
PhysicsBoxBounds.SetColliderBoundsForBox2D(ref NewBoxCenter, ref NewBoxSizeWithVelocityOffset);
}