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1,132 bytes added ,  21:49, 28 February 2010
Added Wallrunning and Thingrunning
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==== Suicide exit ====
 
==== Suicide exit ====
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Suicide Exit (also called Deathslide) is a technique where the player intentionally kills the character to exit a level. Dead actors in the Doom engine acquire momentum on death by a weapon (which will have a degree of knockback) or by a nearby explosion. The engine considers a corpse to have 0 height, so a dead player can slide their corpse under locked doors and into otherwise unreachable places which can trigger a level exit. This was discovered in 2001 by speedrunner Vincent Catalaá. More information, including techniques and demos, can be found [http://doom.wikia.com/wiki/Suicide_exit on the Doom Wiki].
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Suicide Exit (also called Deathslide) is a technique where the player intentionally kills the character to exit a level. Dead actors in the Doom engine acquire momentum on death by a weapon (which will have a degree of knockback) or by a nearby explosion. The engine considers a corpse to have 0 height, so a dead player can slide their corpse under locked doors and into otherwise unreachable places which can trigger a level exit. This was discovered in 2001 by speedrunner Vincent Catalaá. More information, including techniques and demos, can be found [http://doom.wikia.com/wiki/Suicide_exit on the Doom Wiki Suicide Exit page].
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==== Wallrunning ====
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When moving along a north/south or east/west wall, the player can move against and along the wall (ie: by straferunning into it) to accelerate to a very high speed known as a wallrun. This occurs because the engine recognises the player runs into a solid object and attempts to "slide" the player along the object, as coming to a sudden stop the instant you touch a wall is not very plausible. However, no check is made to see if the player has already "slid" against a solid object. Given the right angle, a player can "slide" two times per check resulting in achieving double movement speed.
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Sprites in Doom (called Things in the engine) all have square "bounding boxes" in the Doom mapping format. As such, it's also possible to run into Things and accelerate in a similar fashion. This is known as "Thingrunning".
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An amateur player can easily wallrun on most maps, an ideal setup for thingrunning can be found in the rows of barrels present on Doom II's MAP23: Barrels o Fun. More information and demos can be found on [http://doom.wikia.com/wiki/Wallrun the Doom Wiki Wallrun page].
    
== External Links ==
 
== External Links ==