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Cyberdemon on its pain animation frame, when A_Pain is called.

A_Pain is a code pointer used in the pain animation for the player and various monsters.

A_Pain just plays the monster's "pain sound" (if it has one). For example, in the case of the player that is DSPLPAIN.


The A_Pain code pointer appears in the following states in Doom's state table:


The following is an example of how to set the A_Pain code pointer in a DeHackEd file:

Pointer 21 (Frame 34)
Codep Frame = 777

Or using BEX syntax:

Frame 1234 = Pain

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