API Reference > imodeljs-frontend > Rendering > Pixel Pixel Namespace Beta Describes aspects of a pixel as read from a Viewport. Enumeration Name Description Pixel.GeometryType Describes the foremost type of geometry which produced the Pixel.Data. Pixel.Planarity Describes the planarity of the foremost geometry which produced the pixel. Pixel.Selector Bit-mask by which callers of Viewport.readPixels specify which aspects are of interest. Class Name Description Pixel.Data Describes a single pixel within a Pixel.Buffer. Interface Name Description Pixel.Buffer A rectangular array of pixels as read from a Viewport's frame buffer. Type alias Name Description Pixel.Receiver A function which receives the results of a call to Viewport.readPixels. Defined in core/frontend/src/render/Pixel.ts Line 22 Last Updated: 13 June, 2024