TableMaskFilter

class TableMaskFilter

Applies a table lookup on each of the alpha values in the mask.

Helper methods create some common tables (e.g. gamma, clipping)

Methods

Create

CreateClip

CreateGamma

MakeClipTable

Utility that creates a clipping table: clamps values below min to 0 and above max to 255, and rescales the remaining into 0..255.

MakeGammaTable

Utility that sets the gamma table.

__init__

Methods

static TableMaskFilter.Create(table: List[int]) skia.MaskFilter
static TableMaskFilter.CreateClip(min: int, max: int) skia.MaskFilter
static TableMaskFilter.CreateGamma(gamma: float) skia.MaskFilter
static TableMaskFilter.MakeClipTable(min: int, max: int) object

Utility that creates a clipping table: clamps values below min to 0 and above max to 255, and rescales the remaining into 0..255.

Returns

clipping table

Return type

List[int]

static TableMaskFilter.MakeGammaTable(gamma: float) object

Utility that sets the gamma table.

Returns

gamma table

Return type

List[int]

TableMaskFilter.__init__(*args, **kwargs)