; -RA- v.1.41 Addon Doctrine

var PreenableCourse
var PreenableDepth
var RunToEnable
var RunoutSpeed
var CircleSearchPattern
var Enabled
var Homing
var SrcDepth
var Floor
var Ceiling
var InitTime
var InitX
var InitY
var Run
var SrcSpd
var AcousticMode
var spdmin
var CorrInterogg
var fuel
var FSR
var K
var FSRMIN
VAR DMAX
VAR DMIN
var TRange
var TorpMaxDepth
var SearchDepth
var PreSet
var Temp
VAR CalcSpd
VAR mspd
VAR DELAY
VAR OrdDpth
var GotHim
var ColT
VAR DELTA1
VAR OLDBRG
var trng
var tbrg
var tage
var talt
var TSILOS
VAR FTERM
VAR NumbNG
var UM
VAR Tconf
var TReatak
var FDROPA
VAR FREATAK
VAR UREATAK
var FKORIDOR
var curs_r
var TReatak
Var TR1
var FS
var DFS
var RV
VAR NUK
VAR KK
var DKR
var SilStart
var mission

func SearchON {
IF AcousticMode THEN {
ENABLE
SensorEnable "268" 0
SensorEnable "549" 0
SensorEnable "841" 0
} ELSE {
PASSIVEENABLE
SensorEnable "268" 0
} ENDIF
}
IF INIT THEN {
PreSet = 1
DFS = 800
CorrInterogg = Time
TorpMaxDepth = ( MinAlt * 3.28 )
PreEnableDepth = Ownalt
spdmin = 30
if ownalt > -15 then { PreEnableDepth = -27 } endif
InitTime = ( Time + 5 )
Enabled = 0
Homing = 0
CircleSearchPattern = 0
InitX = OwnX
InitY = OwnY
IF ( DBUser1Flags & 2 ) == 2 THEN { SetSnorkel On SilStart = 1 } ENDIF
RunoutSpeed = MaxSpd
Tconf = 0
Treatak = -1
FDROPA = 1
FREATAK = 0
IF OwnName $= "Mk 46 Torp Captor" THEN { TRange = 11112 DMAX = 8334 DKR = 0.25 UM = 99 } ENDIF
IF OwnName $= "UMGT-1 Captor" THEN { TRange = 12964 DMAX = 9075 DKR = 0.39 UM = 99 } ENDIF
Floor = TorpMaxDepth
} ELSE {
IF PreSet THEN {
PreSet = 0
FUEL = 1000
DMIN = ( Trange / 1852 )
DMAX = ( DMAX / 1852 )
FSRMIN = ( FUEL / ( DMIN / ( spdmin / 3600 ) ) )
K = ( ( ( FUEL / ( DMAX / ( MAXSPD / 3600 ) ) ) - FSRMIN ) / ( MAXSPD - spdmin ) )

DKR = DKR
DKR = ( 0.1 / ( DKR * 3.1415926 ) )

RunToEnable = 40
SrcDepth = ( OwnAlt )
IF ( 7 <= RND 10 ) THEN {
AcousticMode = 0
SrcSpd = ( MAXSPD - ( RND 10 ) )
} ELSE {
AcousticMode = 1
SrcSpd = ( MAXSPD - ( RND 10 ) )
} ENDIF
} ENDIF
IF FUEL < 0 THEN {
	SHUTDOWN
} ELSE {
	CorrInterogg = ( Time - CorrInterogg )
	IF ( OWNALT < 0 ) AND ( ( OWNSPD >= ( spdmin - 1 ) ) OR ( OWNSPD <= ( MAXSPD + 1 ) ) ) THEN {
		FSR = ( FSRMIN + ( ( OWNSPD - spdmin ) * K ) )
		FSR = ( FSR * CorrInterogg )
		FUEL = ( FUEL - FSR )	
	} ENDIF	
	CorrInterogg = Time
IF SilStart THEN {
	IF ( OwnSpd <= RunoutSpeed ) AND ( mission != 1 ) THEN {
		SetPriority 255
		SetSnorkel OFF
		mission = 1
	} ENDIF
} ENDIF
IF NEWTRACK THEN {
if ( ( ownalt >= Layer ) and ( tgtalt < Layer ) ) or ( ( ownalt < Layer ) and ( tgtalt >= Layer ) ) then { ColT = 1 } else { ColT = 0 } endif
if ColT and ( ( AcousticMode and ( tgtrng > dfs ) ) or ( ( tgtconf < 50 ) and not AcousticMode ) ) then {
	SETTACTIC "SBROS_T"
} else {
	IF ( TgtID $= "Hostile" ) AND ( TgtType $= "SUB" ) THEN {
		if tconf < tgtconf then {
			TRNG = TGTRNG
			TALT = TGTALT
			TBRG = TGTBRG
			TSILOS = TGTSILOS
			GotHim = 0
			Treatak = -1
			FDROPA = 1
		} endif
		IF ( ( TgtClass $= "Weap" ) AND NOT ( TargetName $= "Towed Decoy" ) ) OR ( TgtType $= "Bio" ) THEN { SETTACTIC "TorpHomCMN" } else { SETTACTIC "TorpHom" } ENDIF
	} ELSE { SETTACTIC "SBROS_T" } ENDIF
} ENDIF
} ENDIF
IF LOSTTRACK THEN {
	IF FREATAK THEN {
	IF FDROPA and ( TRng < ( 1000 + rnd 500 ) ) THEN {
		TReatak = Time
		NUK = 1
		TR1 = ( Time + 30 )
		curs_r = owncrs
		IF ( ( TIME MOD 2 ) - ( TIME MOD 1 ) ) THEN {
			UREATAK = -5
		} ELSE { 
			UREATAK = 5
		} ENDIF
	} ENDIF
	} ENDIF
	FDROPA = 1
} ENDIF
	Run += xyrng ( OwnX - InitX ) ( OwnY - InitY )
		InitX = OwnX
		InitY = OwnY
	IF NOT Enabled THEN {
		TReatak = -1
		IF ( RunToEnable != -1 ) AND ( Run >= RunToEnable ) THEN {
			NUK = 1
			SearchON
			Enabled = 1
			RunToEnable = -1
		} ENDIF
	} ENDIF
IF not HOMING THEN {
	Tconf = 0
	if Time <= InitTime Then {
		SETPRIORITY 252	SetAlt PreEnableDepth
		SETPRIORITY 252	SetSpd RunoutSpeed
	} ELSEIF OwnAlt <= 0 THEN {
		IF ENABLED THEN {
	if TReatak != -1 then {
		IF ( TR1 < Time ) and ( 5 > abs RelativeBearing curs_r owncrs ) THEN { TReatak = -1 } ELSE {
			RV = ( DKR * OWNSPD )
			IF NUK THEN { NUK = 0 KK = OWNCRS } ENDIF
			IF UREATAK == -5 THEN { KK = ( KK + RV ) MOD 360 } ELSE { KK = ( KK - RV ) MOD 360 } ENDIF
			SETPRIORITY 252 SETCRS KK
		} endif
	} else {
	SETPRIORITY 252	SetCrs PreenableCourse
	SETPRIORITY 252	SetAlt SrcDepth
	SETPRIORITY 252 SetSpd SrcSpd
} endif
} ELSE {
SETPRIORITY 252	SetCrs PreenableCourse
	SETPRIORITY 252	SetAlt PreEnableDepth
	SETPRIORITY 252 SetSpd RunoutSpeed
	} ENDIF
} ENDIF
} ENDIF
if Homing then {
fs = 0
if ( ( ownalt >= Layer ) and ( talt < Layer ) ) or ( ( ownalt < Layer ) and ( talt >= Layer ) ) then { ColT = 1
} else { ColT = 0 } endif
if ColT and ( ( AcousticMode and ( trng > dfs ) ) or ( ( tconf < 50 ) and not AcousticMode ) ) then {
fs = 1
} else {
IF not GotHim THEN {
	FTERM = 0
	GotHim = 1
	mspd = ( spdmin + 10 )
	IF DBBuoyFlags & 3 THEN { mspd = MaxSpd } ENDIF
	OLDBRG = TBRG
	IF AcousticMode THEN {
		mspd = MAXSPD
		DELAY = 7
	} ELSE {
		DELAY = 3
	} ENDIF
TAGE = 0
} ENDIF
NUK = 1
if ( ( talt - 11 ) > Ceiling ) or ( talt < floor ) then { FKORIDOR = 1 } else { FKORIDOR = 0 } endif
CalcSpd = ownspd
IF TAGE < DELAY THEN {
	CalcSpd = ( CalcSpd + 3 )
	IF CalcSpd > mspd THEN { CalcSpd = mspd } ENDIF
} ELSE {
	IF OWNSPD > spdmin THEN {
	CalcSpd = ( CalcSpd - 3 )
	IF CalcSpd < spdmin THEN { CalcSpd = spdmin } ENDIF
	} endif
} ENDIF
IF TRNG >= 180 THEN {
OrdDpth = TALT
DELTA1 = ( OrdDpth - ownalt )
ColT = ( ( ownspd * 1852 ) / 3600 )
if ColT != 0 then { 
ColT = ( TRNG / ColT ) } else { ColT = 0.001 } endif
if ( TRNG > 1300 ) OR ( ABS TSILOS < 11 ) then { SETPRIORITY 252 SETCRS TBRG
fterm = 0
} elseif ( TRNG > 500 ) OR ( ABS TSILOS < 30 ) then {
fterm = 0
IF ColT > 20 THEN { ColT = 20 } ENDIF
ColT += 3
OLDBRG = ( ( ColT * TBRG ) - ( ( ColT - 1 ) * OLDBRG ) )
OLDBRG = ( OLDBRG + 720 )
OLDBRG = ( OLDBRG MOD 360 )
SETPRIORITY 252 SETCRS OLDBRG
} else { fterm = 1 } endif
ColT = XYBRG ABS DELTA1 ( TRNG * 3.28 )
if DELTA1 < 0 then { ColT = ( -1 * ColT ) } endif
SETPRIORITY 252 setpitch ColT
} ENDIF
SETPRIORITY 252
SETSPD CalcSpd
OLDBRG = TBRG
} endif
} ENDIF
} ENDIF
} ENDIF
if ownalt > -8 then { SETPRIORITY 255 setalt -8 } endif
Homing = 0