# ColorMatrix user defined functions Reference

Below is a complete list of the user defined functions available in AutoIt. Click on a user defined function name for a detailed description.

When using them you need to add a #include <GDIPlus.au3>.

User Defined Function | Description
--- | ---
_GDIPlus_ColorMatrixCreate | Creates and initializes an identity color matrix
_GDIPlus_ColorMatrixCreateGrayScale | Creates and initializes a gray-scaling color matrix
_GDIPlus_ColorMatrixCreateNegative | Creates and initializes a negative color matrix
_GDIPlus_ColorMatrixCreateSaturation | Creates and initializes a saturation color matrix
_GDIPlus_ColorMatrixCreateScale | Creates and initializes a scaling color matrix
_GDIPlus_ColorMatrixCreateTranslate | Creates and initializes a translation color matrix