Method AutoResize

Source/Engine/Physics/Colliders/BoxCollider.cpp:23–56

}

void BoxCollider::AutoResize(bool globalOrientation = true)
{
    Actor* parent = GetParent();
    if (parent == nullptr || Cast<Scene>(parent))
        return;

    // Get bounds of all siblings (excluding itself)
    const Vector3 parentScale = parent->GetScale();
    if (parentScale.IsAnyZero())
        return;

    // Hacky way to get unrotated bounded box of parent
    const Quaternion parentOrientation = parent->GetOrientation();
    parent->SetOrientation(Quaternion::Identity);
    BoundingBox parentBox = parent->GetBox();
    parent->SetOrientation(parentOrientation);

    for (const Actor* sibling : parent->Children)
    {
        if (sibling != this)
            BoundingBox::Merge(parentBox, sibling->GetBoxWithChildren(), parentBox);
    }
    const Vector3 parentSize = parentBox.GetSize();
    const Vector3 parentCenter = parentBox.GetCenter() - parent->GetPosition();

    // Update bounds
    SetLocalPosition(Vector3::Zero);
    SetSize(parentSize / parentScale);
    SetCenter(parentCenter / parentScale);
    if (globalOrientation)
        SetOrientation(GetOrientation() * Quaternion::Invert(GetOrientation()));
    else
        SetOrientation(parentOrientation);
}

#if USE_EDITOR