Mini-map
Encyclopedia
A mini-map is a miniature map
Map
A map is a visual representation of an area—a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes....

, often placed in a corner of the screen in computer games and video games to aid in reorientation. Mini-maps usually display traversable terrain, allies, enemies, and important locations or items.

Usage of GPS

Often, the mini-map is aided by a GPS
Global Positioning System
The Global Positioning System is a space-based global navigation satellite system that provides location and time information in all weather, anywhere on or near the Earth, where there is an unobstructed line of sight to four or more GPS satellites...

 in order to dynamically update the current position of the player with respect to the surrounding environment, in which case the view would resemble that of a radar
Radar
Radar is an object-detection system which uses radio waves to determine the range, altitude, direction, or speed of objects. It can be used to detect aircraft, ships, spacecraft, guided missiles, motor vehicles, weather formations, and terrain. The radar dish or antenna transmits pulses of radio...

 screen. Mini-maps have become almost standard-issue in RTS
Real-time strategy
Real-time strategy is a sub-genre of strategy video game which does not progress incrementally in turns. Brett Sperry is credited with coining the term to market Dune II....

 and MMORPG
MMORPG
Massively multiplayer online role-playing game is a genre of role-playing video games in which a very large number of players interact with one another within a virtual game world....

 genres, as a notion of where the current screen lies within the scope of the game world is necessary. Most first person shooter games also have some version or variant of the mini map, often showing enemies in real time.

Dynamic discovery

In most games, the mini-map begins as a solid field of black, and the map is automatically drawn as the player
discovers new areas of the game world.

Layers

Similar to custom layers in Google Earth
Google Earth
Google Earth is a virtual globe, map and geographical information program that was originally called EarthViewer 3D, and was created by Keyhole, Inc, a Central Intelligence Agency funded company acquired by Google in 2004 . It maps the Earth by the superimposition of images obtained from satellite...

, some team-oriented multi-player games, such as Age of Empires II or Empire Earth
Empire Earth
Empire Earth, also known as EE, is a real-time strategy computer game developed by Stainless Steel Studios and released on November 23, 2001. It is the first game in the Empire Earth series...

, allow players to draw temporary lines, signals or markings on the mini-map for others to see. Things in a fog of war
Fog of war
The fog of war is a term used to describe the uncertainty in situation awareness experienced by participants in military operations. The term seeks to capture the uncertainty regarding own capability, adversary capability, and adversary intent during an engagement, operation, or campaign...

 portion of a mini-map may not be updated until they are rediscovered.

Automap

In video games, an automap is a navigational aid used mainly for virtual worlds
Virtual world
A virtual world is an online community that takes the form of a computer-based simulated environment through which users can interact with one another and use and create objects. The term has become largely synonymous with interactive 3D virtual environments, where the users take the form of...

 that are expansive or maze-like. An automap is typically an abstract top-down view of nearby areas of the game world, automatically updated as the player character
Player character
A player character or playable character is a character in a video game or role playing game who is controlled or controllable by a player, and is typically a protagonist of the story told in the course of the game. A player character is a persona of the player who controls it. Player characters...

 gains knowledge of the environment. Automaps often display traversable terrain, allies, enemies, and important locations or items.

Early automaps typically found in role-playing video game
Role-playing video game
Role-playing video games are a video game genre with origins in pen-and-paper role-playing games such as Dungeons & Dragons, using much of the same terminology, settings and game mechanics. The player in RPGs controls one character, or several adventuring party members, fulfilling one or many quests...

s were pause screens that stopped gameplay when opened. When the feature became popular with action-oriented games such as Doom and Diablo
Diablo (video game)
Diablo is a dark fantasy-themed action role-playing game developed by Blizzard North and released by Blizzard Entertainment on December 31, 1996....

, the automap feature in these games did not pause the game and allowed the player to continue gameplay while the map was on screen. Early examples of video games to feature a real-time automap include Namco
Namco
is a Japanese corporation best known as a former video game developer and publisher. Following a merger with Bandai in September 2005, the two companies' game production assets were spun off into Namco Bandai Games on March 31, 2006. Namco Ltd. was re-established to continue domestic operation of...

's Rally-X
Rally-X
Rally-X is a maze driving arcade game that was released by Namco in 1980. It runs on Namco Pac-Man hardware, and was the first Namco game to feature "Special Flags", which would become a recurring object in later games .It was the first game to ever feature a "bonus round." The object is to...

in 1980, Gebelli Software
Nasir Gebelli
Nasir Gebelli is an Iranian-American programmer and video game developer. Gebelli co-founded Sirius Software, created his own company Gebelli Software, and worked for Square .-Sirius Software:...

's Horizon V in 1982, and Arsys Software's WiBArm in 1986.

Automapping was a particularly desirable feature in dungeon crawl
Dungeon crawl
A dungeon crawl is a type of scenario in fantasy role-playing games in which heroes navigate a labyrinthine environment, battling various monsters, and looting any treasure they may find...

s, which typically featured a dungeon with many levels for players to explore. Before automapping, players were expected to draw maps by hand as they played the game, so they could navigate through the dungeon levels later. For this reason, game boxes for early 1980s Wizardry
Wizardry
Wizardry is a series of computer role-playing games, developed by Sir-Tech, which were highly influential in the development of modern console and computer role playing games. The original Wizardry was a significant influence to early console RPGs, such as Dragon Warrior and Final Fantasy. ...

 games, for example, included graph paper
Graph paper
Graph paper, graphing paper, grid paper or millimeter paper is writing paper that is printed with fine lines making up a regular grid. The lines are often used as guides for plotting mathematical functions or experimental data and drawing diagrams. It is commonly found in mathematics and...

.
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