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  2. Lightmap - Wikipedia

    en.wikipedia.org/wiki/Lightmap

    They are usually flat, without information about the light's direction, whilst some game engines use multiple lightmaps to provide approximate directional information to combine with normal-maps. Lightmaps may also store separate precalculated components of lighting information for semi-dynamic lighting with shaders, such as ambient-occlusion ...

  3. Night Trap - Wikipedia

    en.wikipedia.org/wiki/Night_Trap

    Night Trap is an interactive movie video game that uses full motion video (FMV) to present the story and gameplay. [3] [4] The player is instructed by the in-game police squad to watch live surveillance footage of the Martin household and trigger traps to capture anyone that is seen endangering the house guests. Cameras are situated in eight ...

  4. 1993–94 United States Senate hearings on video games

    en.wikipedia.org/wiki/1993–94_United_States...

    Night Trap is a 1992 game developed by Digital Pictures and released on the Sega CD, a CD-ROM attachment for the Sega Genesis. Night Trap is presented as an interactive movie, using full-motion video to show scenes and allowing players to choose their next option, creating divergence in the story. [17]

  5. Tetrachromacy - Wikipedia

    en.wikipedia.org/wiki/Tetrachromacy

    The four pigments in a bird's cone cells (in this example, estrildid finches) extend the range of color vision into the ultraviolet. [1]Tetrachromacy (from Greek tetra, meaning "four" and chroma, meaning "color") is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cell in the eye.

  6. Impossible color - Wikipedia

    en.wikipedia.org/wiki/Impossible_color

    The human eye's red-to-green and blue-to-yellow values of each one-wavelength visible color [citation needed] Human color sensation is defined by the sensitivity curves (shown here normalized) of the three kinds of cone cells: respectively the short-, medium- and long-wavelength types.

  7. Lens flare - Wikipedia

    en.wikipedia.org/wiki/Lens_flare

    Lens flare on Borobudur stairs to enhance the sense of ascending. A lens flare is often deliberately used to invoke a sense of drama. A lens flare is also useful when added to an artificial or modified image composition because it adds a sense of realism, implying that the image is an un-edited original photograph of a "real life" scene.

  8. Contrast (vision) - Wikipedia

    en.wikipedia.org/wiki/Contrast_(vision)

    Contrast is the difference in luminance or color that makes an object (or its representation in an image or display) visible against a background of different luminance or color. [1] The human visual system is more sensitive to contrast than to absolute luminance; thus, we can perceive the world similarly despite significant changes in ...

  9. Digital Pictures - Wikipedia

    en.wikipedia.org/wiki/Digital_Pictures

    The company originated from an attempt to produce a game for the failed VHS-based NEMO game system. One of its first titles, Night Trap, was originally produced as a title for the NEMO, before being converted for use with Sega's new Sega CD. The mature-themed content of Night Trap made it the source of some controversy. Nevertheless, the title ...