Method UpdateBounds

Source/Engine/Level/Actors/AnimatedModel.cpp:863–899

}

void AnimatedModel::UpdateBounds()
{
    const auto model = SkinnedModel.Get();
    BoundingSphere prevSphere = _sphere;
    if (CustomBounds.GetSize().LengthSquared() > 0.01f)
    {
        BoundingBox::Transform(CustomBounds, _transform, _box);
    }
    else if (model && model->IsLoaded() && model->LODs.Count() != 0)
    {
        Matrix world;
        GetLocalToWorldMatrix(world);
        const BoundingBox modelBox = model->GetBox(world);
        BoundingBox box = modelBox;
        if (GraphInstance.NodesPose.Count() != 0)
        {
            // Per-bone bounds estimated from positions
            auto& skeleton = model->Skeleton;
            const int32 bonesCount = skeleton.Bones.Count();
            for (int32 boneIndex = 0; boneIndex < bonesCount; boneIndex++)
                box.Merge(_transform.LocalToWorld(GraphInstance.NodesPose[skeleton.Bones.Get()[boneIndex].NodeIndex].GetTranslation()));
        }

        // Apply margin based on model dimensions
        const Vector3 modelBoxSize = modelBox.GetSize();
        const Vector3 center = box.GetCenter();
        const Vector3 sizeHalf = Vector3::Max(box.GetSize() + modelBoxSize * 0.2f, modelBoxSize) * (0.5f * BoundsScale);
        _box = BoundingBox(center - sizeHalf, center + sizeHalf);
    }
    else
    {
        _box = BoundingBox(_transform.Translation);
    }
    BoundingSphere::FromBox(_box, _sphere);
    if (_sceneRenderingKey != -1 && prevSphere != _sphere)
        GetSceneRendering()->UpdateActor(this, _sceneRenderingKey, ISceneRenderingListener::Bounds);
}

void AnimatedModel::UpdateSockets()
{