> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ISPOWEROF2

> ISPOWEROF2

# ISPOWEROF2

Don't use; internal use only.

## Syntax

```cpp theme={null}
bool ISPOWEROF2(  
         size_t n  
)  
```

### Parameters

*n*   \
Type: size\_t

Don't use; internal use only.

### Return value

Type: bool

Don't use; internal use only.

## Remarks

Don't use; internal use only.

Returns true if a value is a power of 2. For more information, see [Rounding up to the next power of 2](https://stackoverflow.com/questions/466204/rounding-up-to-next-power-of-2).

## Requirements

**Header:** xdsp.h

**Supported platforms:** XBOX One family consoles and XBOX Series consoles

## See also

[xdsp](/reference/audio/xdsp/xdsp_members)

[Game for Windows and the DirectX SDK blog](https://walbourn.github.io/xdsp-h-digital-signal-processing-helper-functions/)


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