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Optical ray tracing describes a method for producing visual images constructed in 3-D computer graphics environments, with more photorealism than either ray casting or scanline rendering techniques. It works by tracing a path from an imaginary eye through each pixel in a virtual screen, and calculating the color of the object visible through it.
The suffix-gate derives from the Watergate scandal in the United States in the early 1970s, which resulted in the resignation of US President Richard Nixon. [2] The scandal was named after the Watergate complex in Washington, D.C., where the burglary giving rise to the scandal took place; the complex itself was named after the "Water Gate" area where symphony orchestra concerts were staged on ...