objects/oShopkeeper/collision_oWhip.gml
From spelunky.gmk, Spelunky Classic 1.1's source, © 2008, 2009 Derek Yu and Mossmouth, LLC, shown whole under the Spelunky User License v1.1b. Extracted by spelunky.ai's tools, an unofficial fan project, one file per script or event; the // ==== lines are the extractor's, naming each action of the event. Some scripts are others' work that Derek Yu credits in the source's readme.txt: Martin Piecyk's platform engine, ChevyRay's view scaling scripts and tsg1zzn's Super Sound System.
oShopkeeper's collision oWhip event, 19 lines of GML.
if (not whipped){ if (other.type == "Machete") { hp -= other.damage; if (bloodLeft > 0) { scrCreateBlood(x+sprite_width/2, y+sprite_height/2, 1); if (hp < 0) bloodLeft -= 1; } } yVel = -2; if (other.x < x) xVel = 1; else xVel = -1; playSound(global.sndHit); whipped = true; alarm[0] = 10; status = ATTACK;}