Explanation ALPHA: The graphics state parameter that Quartz uses to determine how to composite newly painted objects to the existing page. At full intensity (alpha =1.0 ), newly painted objects are opaque. At zero intensity, newly painted objects are invisible (alpha =0.0 )
More definitions for Mac OS users such as alpha in Dictionary A.
- Help Abstraction:
- Usage separating the interface to some functionality from the underlying implementation in such a way that the implementation can be changed without changing the way that piece of code is used. (2) The API alpha definition.
- Help Active SDK:
- Usage The SDK used to build a product and the runtime environment on which the product is to run. See also SDK family alpha explain.
- Help ATSUI:
- Usage for Unicode Imaging. A technology that enables the rendering of Unicode-encoded text with advanced typographic features. ATSUI automatically handles many of the complexities inherent in text layout alpha what is.
- Help Authorization Tag:
- Usage A data field in an access control list (ACL ) that specifies an operation that can be done with that keychain item, such as decrypting or authenticating alpha meaning.
- Help Anti-Aliasing:
- Usage smoothes the roughness in images or sound caused by aliasing. During frequency sampling, aliasing generates a false (alias) frequency along with the correct one. With images this produces a stair alpha abbreviation.
