# `GSAffineTransformIsIdentity`

*Function*

## Declaration

```swift
func GSAffineTransformIsIdentity(_ transform: AffineTransform) -> Bool
```

```objc
BOOL GSAffineTransformIsIdentity(NSAffineTransform *transform);
```

```python
GSAffineTransformIsIdentity(transform: NSAffineTransform) -> bool
```

## See Also

### Comparison and Sorting

- [`GSSortPointValue`](/Core/GlyphsCore/GSSortPointValue)
- [`GSSortPoint`](/Core/GlyphsCore/GSSortPoint)
- [`GSSortInteger`](/Core/GlyphsCore/GSSortInteger)
- [`GSSortFloat`](/Core/GlyphsCore/GSSortFloat)
- [`GSSortFloatLenient`](/Core/GlyphsCore/GSSortFloatLenient)
- [`GSComparePoint`](/Core/GlyphsCore/GSComparePoint)
- [`GSCompareSize`](/Core/GlyphsCore/GSCompareSize)
- [`GSCompareTransformStruct`](/Core/GlyphsCore/GSCompareTransformStruct)
- [`GSCompareRect`](/Core/GlyphsCore/GSCompareRect)
- [`GSCompareRange`](/Core/GlyphsCore/GSCompareRange)