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In computer graphics, pixels encoding the RGBA color space information must be stored in computer memory (or in files on disk). In most cases four equal-sized pieces of adjacent memory are used, one for each channel, and a 0 in a channel indicates black color or transparent alpha, while all-1 bits indicates white or fully opaque alpha.
In anthropology, reflectometry devices are often used to gauge human skin color through the measurement of skin reflectance.These devices are typically pointed at the upper arm or forehead, with the emitted waves then interpreted at various percentages.
DirectWrite is a text layout and glyph rendering API by Microsoft.It was designed to replace GDI/GDI+ and Uniscribe for screen-oriented rendering and was first shipped with Windows 7 and Windows Server 2008 R2, as well as Windows Vista and Windows Server 2008 (with Platform Update installed). [1]