SoftMaskSubtype Enumeration

Apitron PDF Kit help
Apitron.PDF.Kit library for .NET
This enum represents subtype specifying the method to be used in deriving the mask values from the transparency group specified by the Group entry

Namespace:  Apitron.PDF.Kit.FixedLayout.Resources.Transparency
Assembly:  Apitron.PDF.Kit (in Apitron.PDF.Kit.dll) Version: (

public enum SoftMaskSubtype

  Member nameValueDescription
Alpha0 The group’s computed alpha shall be used, disregarding its colour.
Luminosity1 The group’s computed colour shall be converted to a single-component luminosity value.
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