private void Trial()
    {
        var inputs = new RigidBoneSystemInputs(initialInputs);
        var frameUpdateParameters = new FrameUpdateParameters(0, 1 / 90f, null, Vector3.Zero);
        var goals = goalProvider.GetGoals(frameUpdateParameters, initialInputs, null);

        solver.Solve(rigidBoneSystem, goals, inputs);
    }
    public void Update(FrameUpdateParameters updateParameters, ChannelInputs channelInputs, ControlVertexInfo[] previousFrameControlVertexInfos)
    {
        var channelOutputs = channelSystem.Evaluate(null, channelInputs);

        boneSystem.Synchronize(channelOutputs);
        var baseInputs   = boneSystem.ReadInputs(channelOutputs);
        var resultInputs = boneSystem.ApplyDeltas(baseInputs, poseDeltas);

        List <InverseKinematicsGoal> goals = goalProvider.GetGoals(updateParameters, resultInputs, previousFrameControlVertexInfos);

        solver.Solve(boneSystem, goals, resultInputs);
        poseDeltas = boneSystem.CalculateDeltas(baseInputs, resultInputs);

        boneSystem.WriteInputs(channelInputs, channelOutputs, resultInputs);
    }