U2Weapons.WeaponInvSniperRifle

//=============================================================================
// WeaponInvSniperRifle.uc
// $Author: Aleiby $
// $Date: 12/02/02 5:28p $
// $Revision: 47 $
//=============================================================================
class WeaponInvSniperRifle extends U2Weapon;

#exec OBJ LOAD File=..\Meshes\GlmWeaponsG.ugx
#exec OBJ LOAD File=..\System\ParticleRes\SniperFX.u
#exec OBJ LOAD File=..\System\ParticleRes\SniperTracer.u
#exec OBJ LOAD File=..\Textures\WeaponFXT.utx

var vector PawnLocation;			// track Pawn location to compute "StillTime"
var float StillTime, StillStart;	// adjust WeaponAimSpread for Bots based on StillTime

var bool bZoomed, bWasZoomed;
var float ZoomFOV;

var vector RingLoc;
var() float RingDelayFactor;
var float Angle, Radius;
var Point RingLocation;

var() Sound ZoomInSound;
var() Sound ZoomOutSound;
var() Sound AdjustZoomSound;

simulated function int GetFireAmmoUsed() 
{ 
	if( U2NPCController(Instigator.Controller) != None )
		return AmmoType.AmmoAmount; // force NPCs to reload after every shot?
	else
		return Super.GetFireAmmoUsed();
}

/*mdf-tbd: not used currently?
event Timer()
{
	local Actor Target;
	local float bestAim, bestDist;
	local vector FireDir;

	bestAim = 0.95;
	if( Instigator == None )
	{
		GotoState('');
		return;
	}
	if( VSize( Instigator.Location - PawnLocation ) < 6 )
	{
		StillTime += FMin( 2.0, Level.TimeSeconds - StillStart );
	}
	else
	{
		StillTime = 0;
	}
	StillStart = Level.TimeSeconds;
	PawnLocation = Instigator.Location;
	FireDir = vector(Instigator.GetViewRotation());
	Target = Instigator.Controller.PickTarget( bestAim, bestDist, FireDir, Instigator.Location );
	if( Pawn(Target) != None )
	{
		SetTimer(1 + 4 * FRand(), false);
		bPointing = true;
		//!!mdf-tbd: I'm not sure what the reasoning is behind warning the target here (see also UT calls to WarnTarget)
		Pawn(Target).Controller.ShotFiredNotification( Instigator, FireDir, None, 200 );
	}
	else 
	{
		SetTimer( 0.4 + 1.6 * FRand(), false );
		if( Instigator.Controller.bFire == 0 && Instigator.Controller.bAltFire == 0 )
		{
			bPointing = false;
		}
	}
}	
*/

/*mdf-tbd: if we want to do something like this it should be factored into the TryToHit
  function used by NPCs (spread no longer used for anything except the weapon's firing
  characteristics). Also, from what I can tell the above Timer is never being called
  (where is SetTimer called apart from inside the timer itself) and the StillTime
  isn't being set.function AdjustAimError()
{
	if( Instigator != None && U2NPCController(Instigator.Controller) != None )
	{
		// simulate bot using zoom
		if( false U2NPCController(Instigator.Controller).GetIsSniping() && FRand() < 0.65 )
			WeaponAimSpread = default.WeaponAimSpread / FClamp( StillTime, 1.0, 8.0 );
		else if( VSize( Instigator.Location - PawnLocation ) < 6 )
			WeaponAimSpread = default.WeaponAimSpread / FClamp( 0.5 * StillTime, 1.0, 3.0 );
		else
			StillTime = 0;
	}
}
*/

//------------------------------------------------------------------------------
simulated function HandleTargetDetails( Actor A, Canvas Canvas, vector ViewLoc, rotator ViewRot )
{
	local vector ScreenLoc;
	if( bZoomed )
	{
		// Update delayed ring.
		// Fix ARL: Factor in DeltaTime.
		RingLoc += ((ViewLoc+(vect(300,0,0)>>ViewRot))-RingLoc)*RingDelayFactor;
		ScreenLoc = (Normal(RingLoc-ViewLoc)*50) << ViewRot;
		RingLocation.X = ScreenLoc.Y;
		RingLocation.Y = -ScreenLoc.Z;

		// Update big ring.
		Angle = PlayerController(Pawn(Owner).Controller).FOVAngle;

		// Update zoom bars.
		Radius = (PlayerController(Pawn(Owner).Controller).FOVAngle/120 * 196) - 2;
	}
}

simulated function float GetCrosshairAngle0(){ return Angle + 0; }
simulated function float GetCrosshairAngle24(){ return Angle + 24; }
simulated function float GetCrosshairAngle48(){ return Angle + 48; }
simulated function float GetCrosshairAngle72(){ return Angle + 72; }
simulated function float GetCrosshairAngle96(){ return Angle + 96; }
simulated function float GetCrosshairAngle120(){ return Angle + 120; }
simulated function float GetCrosshairAngle144(){ return Angle + 144; }
simulated function float GetCrosshairAngle168(){ return Angle + 168; }
simulated function float GetCrosshairAngle192(){ return Angle + 192; }
simulated function float GetCrosshairAngle216(){ return Angle + 216; }
simulated function float GetCrosshairAngle240(){ return Angle + 240; }
simulated function float GetCrosshairAngle264(){ return Angle + 264; }
simulated function float GetCrosshairAngle288(){ return Angle + 288; }
simulated function float GetCrosshairAngle312(){ return Angle + 312; }
simulated function float GetCrosshairAngle336(){ return Angle + 336; }
simulated function float GetCrosshairRadius(){ return Radius; }
simulated function Point GetCrosshairRingLocation(){ return RingLocation; }

simulated function SetCrosshair()
{
	Super.SetCrosshair();

	if( bZoomed && U2PCOwner != None )
		U2PCOwner.SendEvent("Rotate");
}

simulated state Firing
{
ignores Fire; //don't ignore AltFire, so that zooming effects will work
	
	//this is because the parent firing state basically sticks in a dummy 'AltFire' with its use of ignores,
	//which we need to override to call the global.altfire
	simulated function AltFire()
	{
		Global.AltFire();
	}
}


simulated function vector CalcFireOffset( vector X, vector Y, vector Z )
{
//NEW MJL: make the sniper rifle shoot accurately in unzoomed mode
	return Instigator.EyeHeight * vect(0,0,1);
/*OLD
	if( bZoomed )
	{
		return Instigator.EyeHeight * vect(0,0,1);
	}

	return Super.CalcFireOffset( X, Y, Z );
*/
}


simulated function vector CalcShellOffset( vector X, vector Y, vector Z )
{
	if( bZoomed )
	{
		return Instigator.EyeHeight * vect(0,0,1);
	}

	return Super.CalcShellOffset( X, Y, Z );
}


function ProcessTraceHitEx( vector HitDirection, CheckResult Hit, float EffectiveDamage )
{
	if( Pawn(Hit.Actor) != None && Hit.Location.Z - Hit.Actor.Location.Z > 0.62 * Hit.Actor.CollisionHeight ) //CDH head shot (replace with mesh trace damage)
	{
		EffectiveDamage *= 1.5;
	}
	Super.ProcessTraceHitEx( HitDirection, Hit, EffectiveDamage );
}

//override so altfiring state is not used, and so that we don't use ammo or switch weapons
simulated function AltFire()
{
	if( bZoomed )
		UnZoom();
	else
		Zoom();
}

simulated function NotifyCutsceneBegin()
{
	if( bZoomed )
		UnZoom(true);
}

//prevents weapon switching for the sniper rifle
simulated function bool PutDown()
{
	if (bZoomed)
	{
		Pawn(Owner).PendingWeapon = None;
		return false;
	}
	return Super.PutDown();
}

simulated function SetPlayerFOV( float NewFOV )
{
	assert( bZoomed );

	ZoomFOV = FClamp( NewFOV, 1.0, 60.0 );

	if( PlayerController(Instigator.Controller) != None )
	{
		PlayerController(Instigator.Controller).DesiredFOV = ZoomFOV;
	}
}


exec simulated function ZoomIn()
{
	if( bZoomed )
	{
		if( ZoomFOV > 20 )
		{
			// 90 --> 20 by 10
			SetPlayerFOV( ZoomFOV - 10 );
		}
		else if( ZoomFOV > 5 )
		{
			// 20 --> 5 by 5
			SetPlayerFOV( ZoomFOV - 5 );
		}
		else
		{
			// 5 --> 1 by 2
			SetPlayerFOV( ZoomFOV - 2 );
		}
		PlaySound( AdjustZoomSound );
	}
}


exec simulated function ZoomOut()
{
	if( bZoomed )
	{
		if( ZoomFOV >= 20 )
		{
			// 20 --> 90 by 10
			SetPlayerFOV( ZoomFOV + 10 );
		}
		else if( ZoomFOV >= 5 )
		{
			// 5 --> 20 by 5
			SetPlayerFOV( ZoomFOV + 5 );
		}
		else
		{
			// 1 --> 5 by 2
			SetPlayerFOV( ZoomFOV + 2 );
		}
		PlaySound( AdjustZoomSound );
	}	
}

simulated function Zoom()
{
	//only execute this code on the local machine and server ... not the third-person players
	if ( !bZoomed && Instigator.Controller != None )
	{
		bZoomed = true;
		SetPlayerFOV( ZoomFOV );
		if( U2PCOwner != None ) U2PCOwner.SendEvent("Rotate");
		PlaySound( ZoomInSound );
	}	
}

simulated function UnZoom( optional bool bForce )
{
	//only execute this code on the local machine and server ... not the third-person players
	if ( bZoomed && Instigator.Controller != None )
	{
		bZoomed = false;
		if( PlayerController(Instigator.Controller) != None )
		{
			PlayerController(Instigator.Controller).DesiredFOV = PlayerController(Instigator.Controller).DefaultFOV;
			if( bForce )
				PlayerController(Instigator.Controller).FOVAngle = PlayerController(Instigator.Controller).DefaultFOV;
		}
		if( U2PCOwner != None ) U2PCOwner.SendEvent("UnRotate");
		PlaySound( ZoomOutSound );
	}	
}

simulated function ClearWeaponEffects()
{
	Super.ClearWeaponEffects();
	UnZoom();
}

simulated state Unloading
{
	simulated event BeginState()
	{
		Super.BeginState();
		bWasZoomed = bZoomed;
		UnZoom();
	}
	simulated event EndState()
	{
		Super.EndState();
		if (bWasZoomed)
			Zoom();
	}
}

simulated state Reloading
{
	simulated event BeginState()
	{
		Super.BeginState();
		bWasZoomed = bZoomed;
		UnZoom();
	}
	simulated event EndState()
	{
		Super.EndState();
		if (bWasZoomed)
			Zoom();
	}
}

simulated state DownWeapon
{
ignores Fire, AltFire;

	simulated event BeginState()
	{
		UnZoom();
		Super.BeginState();
	}
}

simulated function ClientTraceImpact( CheckResult Hit )
{
	UpdateTracer(Hit,1);
//	UpdateTracer(Hit,2);
//	UpdateTracer(Hit,3);
}

simulated function UpdateTracer( CheckResult Hit, int Index )
{
	local PulseLineGenerator Tracer;
	Tracer = PulseLineGenerator(DecoEffects[Index].Effect);
	if (!Tracer) return;

	if (Tracer.Connections.length!=1)
		Tracer.Connections.length = 1;

	Tracer.Connections[0].StartActor = Tracer;
	Tracer.Connections[0].End = Hit.Location;
	Tracer.BeamTexture.ResetModifiers();
}

defaultproperties
{
	ZoomFOV=30.000000
	RingDelayFactor=0.050000
	ZoomInSound=Sound'U2WeaponsA.SniperRifle.SR_ScopeOn'
	ZoomOutSound=Sound'U2WeaponsA.SniperRifle.SR_ScopeOff'
	AdjustZoomSound=Sound'U2WeaponsA.SniperRifle.SR_Zoom'
	FireTime=1.400000
	AltFireTime=0.000000
	FireLastDownTime=2.437000
	AltFireLastDownTime=0.000000
	FireLastReloadTime=2.529000
	AltFireLastReloadTime=0.000000
	ReloadTime=1.875000
	FlashSkin=Shader'WeaponFXT.Sniper.SR_Skin2FX'
	FireLastRoundSound=Sound'U2WeaponsA.SniperRifle.SR_FireLastRound'
	ReloadUnloadedSound=Sound'U2WeaponsA.SniperRifle.SR_ReloadUnloaded'
     GunButtSounds(0)=Sound'U2WeaponsA.GunButt.GunButt01'
     GunButtSounds(1)=Sound'U2WeaponsA.GunButt.GunButt02'
     GunButtSounds(2)=Sound'U2WeaponsA.GunButt.GunButt03'
     GunButtSounds(3)=Sound'U2WeaponsA.GunButt.GunButt04'
     DecoEffects(0)=(AnimSequence=Fire,DecoClass=Class'ParticleSystems.ParticleSalamander',Particles=ParticleSalamander'SniperFX.ParticleSalamander0',MountNode="#Muzzleflash")
     DecoEffects(1)=(AnimSequence=Fire,DecoClass=Class'ParticleSystems.PulseLineGenerator',Particles=PulseLineGenerator'SniperTracer.PulseLineGenerator1',MountNode="#Muzzleflash",bTriggerUpdateOnly=true,bRequiresWorldZBuffer=true)
     DecoEffects(2)=(AnimSequence=Fire,DecoClass=Class'U2Weapons.SR_LightEffect',MountNode="#Muzzleflash",MountOffset=(X=15.000000,Z=15.000000))
	FirstPersonOffset=(X=-70.000000,Y=-8.000000,Z=14.000000)
	bRepeatAltFire=false
	bCrosshairGlows=true
	WeaponAnimationType=AT_Shoulder
	ImpactHandlerClass=Class'U2Weapons.impactSniperRifle'
	Damage=80.000000
	MomentumTransfer=25000.000000
	TraceRange=28800.000000
	AltShakeMag=0.000000
	AltShakeTime=0.000000
     TargetableTypes(0)='Pawn'
	CrosshairName="SR_Cross"
	RangeMinFire=0.000000
	RangeIdealFire=256.000000
	RangeMaxFire=2048.000000
	RangeLimitFire=32767.000000
	RatingRangeMinFire=0.500000
	RatingRangeIdealFire=0.500000
	RatingRangeMaxFire=0.150000
	AIRatingFire=0.500000
	AIRatingAltFire=-50.000000
	AmmoName=Class'U2Weapons.ammoInvSniperRifle'
	PickupAmmoCount=10
	AutoSwitchPriority=9
	bInstantHit=true
	bSnipe=true
	PreferProneMultiplier=3.000000
	FiringSpeed=1.800000
	FireOffset=(X=62.000000,Y=14.000000,Z=-8.000000)
	MyDamageType=Class'U2.DamageTypeSniperRifle'
	ShakeMag=3.000000
	ShakeTime=0.150000
	AIRating=0.500000
	RefireRate=1.000000
	AltRefireRate=99.900002
	FireSound=Sound'U2WeaponsA.SniperRifle.SR_Fire'
	CockingSound=Sound'U2WeaponsA.SniperRifle.SR_Reload'
	SelectSound=Sound'U2WeaponsA.SniperRifle.SR_Select'
	InventoryGroup=4
	GroupOffset=1
	PickupClass=Class'U2Weapons.weaponSniperRifle'
	PlayerViewOffset=(X=0.000000,Z=0.000000)
	BobDamping=0.975000
	ThirdPersonMesh=LegendMesh'GlmWeaponsG.SR_TP'
	ItemName="Sniper Rifle"
	ItemID="SR"
	IconIndex=14
	Mesh=LegendMesh'GlmWeaponsG.SR_FP'
     UseReticleOnEvents(0)="UseReticleText"
     UseReticleOnEvents(1)="UseReticleCorners"
     UseReticleOnEvents(2)="UseReticleTopBars"
     ProximityReticleOnEvents(0)="ProximityReticleCorners"
     ProximityReticleOnEvents(1)="ProximityReticleTopBars"
}