A nonvisible surface that bitmaps and other images can be drawn to while the primary surface displays the currently visible image.
The far boundary of a viewing frustum beyond which objects are not rendered. See also front clipping plane.
The description of how each color component is blended in texture blending.
The algorithm used to determine how a texture is blended with the colors of the surface to which the texture is applied.
A bit block transfer.
The process of checking that an on-screen image is displayed within the bounds of the screen.