Oh, no I am using FPSC x9 for this test, its a multi-player map, should be the same, as the sound works. Basiclly it's supposed to do this.
When the player is hit with a gun, and becomes wounded, at a certain level of his wounds (lets say 20 HP) a Hud will pop up (your awesome hud) Indicated that you are about to die, and it is supposed to stay up until you find more health. Like ME2's red hurt hud or MW2.
I am putting it in the setuplevel.FPI, here is the whole thing.
;AIScript from Wizard
;Header
desc = Setup Wizard
; Setup Level Stats
:state=0:sky=skybank\scifi\Dst
:state=0:music=audiobank\music\generic\main.wav,musicvolume=50,soundscale=25
:state=0:fog=0,fogred=0,foggreen=0,fogblue=0
:state=0:ambience=100,ambiencered=255,ambiencegreen=255,ambienceblue=255
:state=0:hudreset,hudx=50,hudy=50,hudsizex=1024,hudsizey=768,hudimage=gamecore\huds\fader.tga,hudhide=1,hudtype=3,hudmake=internal
:state=0:hudreset,hudx=50,hudy=50,hudred=128,hudgreen=0,hudblue=0,hudsizex=1024,hudsizey=768,hudimage=gamecore\huds\eyehud.tga,hudhide=1,hudtype=2,hudmake=internal
:state=0:hudreset,hudx=50,hudy=50,hudred=128,hudgreen=128,hudblue=128,hudsizex=1024,hudsizey=768,hudimage=gamecore\huds\zoom.tga,hudhide=1,hudtype=4,hudmake=internal
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx.png,hudname=health1,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx2.png,hudname=health2,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx3.png,hudname=health3,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx4.png,hudname=health4,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx5.png,hudname=health5,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx6.png,hudname=health6,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx7.png,hudname=health7,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx8.png,hudname=health8,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx9.png,hudname=health9,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx10.png,hudname=health10,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx11.png,hudname=health11,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx12.png,hudname=health12,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx13.png,hudname=health13,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx14.png,hudname=health14,hudmake=display,hudhide=1
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\huds\thx15.png,hudname=health15,hudmake=display,hudhide=1
:state=0:hudreset,hudx=94,hudy=5,hudsizex=95,hudsizey=40,hudimage=gamecore\huds\ammo.tga,hudtype=3,hudmake=status
:state=0:hudreset,hudx=90,hudy=10,hudsizex=16,hudsizey=16,hudimage=gamecore\huds\numeric200.dds,hudtype=3,hudmake=numeric
; Setup Game Menu
:state=0:hudreset,hudx=50,hudy=10,hudimage=languagebank\english\gamecore\backdrops\basic\gamemenu.tga,hudname=gamemenutitle,hudhide=1,hudmake=display
:state=0:hudreset,hudx=50,hudy=40,hudimage=languagebank\english\gamecore\backdrops\basic\loadgame.tga,hudtype=2,hudname=loadgame,hudhide=1,hudmake=button
:state=0:hudreset,hudx=50,hudy=50,hudimage=languagebank\english\gamecore\backdrops\basic\savegame.tga,hudtype=3,hudname=savegame,hudhide=1,hudmake=button
:state=0:hudreset,hudx=,hudy=,hudimage=,hudname=savingprompt,hudhide=1,hudmake=display
:state=0:hudreset,hudx=50,hudy=60,hudimage=languagebank\english\gamecore\backdrops\basic\exitgame.tga,hudtype=5,hudname=quitgame,hudhide=1,hudmake=button
:state=0:hudreset,hudx=50,hudy=70,hudimage=languagebank\english\gamecore\backdrops\basic\returntogame.tga,hudtype=4,hudname=returngame,hudhide=1,hudmake=button
:state=0:hudreset,hudx=50,hudy=50,hudimage=gamecore\huds\pointer.tga,hudname=pointer,hudhide=1,hudmake=pointer
:state=0:state=1
;Controllo Energia
:state=1,plrhealthgreater=149:hudreset,hudshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15,stopsound=audiobank\music\Rafleo\Heartbeat.ogg
:state=1,plrhealthless=148,plrhealthgreater=132:hudreset,hudshow=health2,hudunshow=health1,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=131,plrhealthgreater=120:hudreset,hudshow=health3,hudunshow=health1,hudunshow=health2,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=119,plrhealthgreater=108:hudreset,hudshow=health4,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=107,plrhealthgreater=96:hudreset,hudshow=health5,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=95,plrhealthgreater=85:hudreset,hudshow=health6,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=84,plrhealthgreater=73:hudreset,hudshow=health7,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=72,plrhealthgreater=61:hudreset,hudshow=health8,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=60,plrhealthgreater=50:hudreset,hudshow=health9,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=49,plrhealthgreater=38:hudreset,hudshow=health10,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=37,plrhealthgreater=30:hudreset,hudshow=health11,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health12,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=29,plrhealthgreater=20:hudreset,hudshow=health12,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health13,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=19,plrhealthgreater=10:hudreset,hudshow=health13,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health14,hudunshow=health15
:state=1,plrhealthless=9,plrhealthgreater=1:hudreset,hudshow=health14,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health15
:state=1,plrhealthless=1:hudreset,hudshow=health15,hudunshow=health1,hudunshow=health2,hudunshow=health3,hudunshow=health4,hudunshow=health5,hudunshow=health6,hudunshow=health7,hudunshow=health8,hudunshow=health9,hudunshow=health10,hudunshow=health11,hudunshow=health12,hudunshow=health13,hudunshow=health14
;Controllo Suono
:state=0:hudreset,hudx=50,hudy=50,hudimage=gamecore\huds\CloudRedHudHD.png,hudname=blood,hudhide=1,hudmake=display,state=1
:state=1,plrhealthless=20:loopsound=audiobank\music\Rafleo\Heartbeat.ogg,hudshow=blood,state=2
:always,plrhealthgreater=20:stopsound=audiobank\music\Rafleo\Heartbeat.ogg,hudunshow=blood,state=1
; Main Game
:state=1,escapekeypressed=1:pausegame,state=2
:state=1,scancodekeypressed=197:pausegame,state=11
:state=1,scancodekeypressed=64:hudshow=savingprompt,quicksavegame,pausegame,state=21
:state=1,scancodekeypressed=67:quickloadgame,state=31
:state=11,scancodekeypressed=0:state=12
:state=12,scancodekeypressed=197:resumegame,state=13
:state=13,scancodekeypressed=0:state=1
:state=21,scancodekeypressed=0:hudunshow=savingprompt,resumegame,state=1
:state=31,scancodekeypressed=0:state=1
; Game Menu
:state=2,escapekeypressed=0:state=3
:state=3:hudshow=gamemenutitle,hudshow=loadgame,hudshow=savegame,hudshow=quitgame,hudshow=returngame,hudshow=pointer,state=4
:state=4,hudselectionmade=2:loadgame
:state=4,hudselectionmade=3:savegame,state=6
:state=4,hudselectionmade=5:continuegame,destroy
:state=4,hudselectionmade=4:state=6
:state=4,escapekeypressed=1:state=5
:state=5,escapekeypressed=0:state=6
:state=6:hudunshow=gamemenutitle,hudunshow=loadgame,hudunshow=savegame,hudunshow=quitgame,hudunshow=returngame,hudunshow=pointer,resumegame,state=1
Controll suono or what ever that means, is supposed to be the part that triggers the hud when the player is at a certain HP, and remain there until he picks up lets say a HP pack that brings his health to umm 50 lets say then the hud dispears till next time he gets is bug kicked.

Putting fear back into sliced bread since 4th May 2010