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# Rotate Value Functions

Rotate value transform functions construct a 4x4 matrix that represents the corresponding rotation matrix.

## Topics

### Constants

[`rotateX`](/documentation/QuartzCore/CAValueFunctionName/rotateX)

A value function that rotates by the input value, in radians, around the x-axis. This value function expects a single input value.

[`rotateY`](/documentation/QuartzCore/CAValueFunctionName/rotateY)

A value function that rotates by the input value, in radians, around the y-axis. This value function expects a single input value.

[`rotateZ`](/documentation/QuartzCore/CAValueFunctionName/rotateZ)

A value function that rotates by the input value, in radians, around the z-axis. This value function expects a single input value.


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