/// <summary>
/// Check if the given state corresponds to the default state of the control.
/// </summary>
/// <param name="statePtr">Pointer to a state buffer containing the <see cref="InputControl.stateBlock"/> for <paramref name="control"/>.</param>
/// <param name="maskPtr">If not null, only bits set to true in the buffer will be taken into account. This can be used
/// to mask out noise.</param>
/// <returns>True if the control/device is in its default state.</returns>
/// <remarks>
/// Note that default does not equate all zeroes. Stick axes, for example, that are stored as unsigned byte
/// values will have their resting position at 127 and not at 0. This is why we explicitly store default
/// state in a memory buffer instead of assuming zeroes.
/// </remarks>
/// <seealso cref="InputStateBuffers.defaultStateBuffer"/>
public static unsafe bool CheckStateIsAtDefault(this InputControl control, void *statePtr, void *maskPtr = null)
{
if (control == null)
{
throw new ArgumentNullException(nameof(control));
}
if (statePtr == null)
{
throw new ArgumentNullException(nameof(statePtr));
}
return(control.CompareState(statePtr, control.defaultStatePtr, maskPtr));
}
public static unsafe bool CompareState(this InputControl control, void *statePtr, void *maskPtr = null)
{
if (control == null)
{
throw new ArgumentNullException(nameof(control));
}
if (statePtr == null)
{
throw new ArgumentNullException(nameof(statePtr));
}
return(control.CompareState(control.currentStatePtr, statePtr, maskPtr));
}
/// <summary>
/// Compare the control's current state to the state stored in <paramref name="statePtr"/>.
/// </summary>
/// <param name="statePtr">State memory containing the control's <see cref="stateBlock"/>.</param>
/// <returns>True if </returns>
/// <seealso cref="currentStatePtr"/>
/// <remarks>
/// This method ignores noise
///
/// This method will not actually read values but will instead compare state directly as it is stored
/// in memory. <see cref="InputControl{TValue}.ReadValue"/> is not invoked and thus processors will
/// not be run.
/// </remarks>
public static unsafe bool CompareStateIgnoringNoise(this InputControl control, void *statePtr)
{
if (control == null)
{
throw new ArgumentNullException("control");
}
if (statePtr == null)
{
throw new ArgumentNullException("statePtr");
}
return(control.CompareState(control.currentStatePtr, statePtr, control.noiseMaskPtr));
}