#include maps/mp/_utility;
#include maps/mp/animscripts/utility;
#include common_scripts/utility;

handledogsoundnotetracks( note )
{
	if ( note == "sound_dogstep_run_default" )
	{
		return 1;
	}
	prefix = getsubstr( note, 0, 5 );
	if ( prefix != "sound" )
	{
		return 0;
	}
	return 1;
}

growling()
{
	return isDefined( self.script_growl );
}

handlenotetrack( note, flagname, customfunction, var1 )
{
/#
	if ( getDvarInt( #"6EBEB982" ) )
	{
		println( "dog notetrack: " + flagname + " " + note + " " + getTime() );
#/
	}
	if ( isai( self ) && self.type == "dog" )
	{
		if ( handledogsoundnotetracks( note ) )
		{
			return;
		}
	}
	switch( note )
	{
		case "end":
		case "finish":
		case "undefined":
			return note;
		default:
			if ( isDefined( customfunction ) )
			{
				if ( !isDefined( var1 ) )
				{
					return [[ customfunction ]]( note );
				}
				else
				{
					return [[ customfunction ]]( note, var1 );
				}
			}
		}
	}
}

donotetracks( flagname, customfunction, var1 )
{
	for ( ;; )
	{
		self waittill( flagname, note );
		if ( !isDefined( note ) )
		{
			note = "undefined";
		}
		val = self handlenotetrack( note, flagname, customfunction, var1 );
		if ( isDefined( val ) )
		{
			return val;
		}
	}
}

donotetracksforeverproc( notetracksfunc, flagname, killstring, customfunction, var1 )
{
	if ( isDefined( killstring ) )
	{
		self endon( killstring );
	}
	self endon( "killanimscript" );
	for ( ;; )
	{
		time = getTime();
		returnednote = [[ notetracksfunc ]]( flagname, customfunction, var1 );
		timetaken = getTime() - time;
		if ( timetaken < 0,05 )
		{
			time = getTime();
			returnednote = [[ notetracksfunc ]]( flagname, customfunction, var1 );
			timetaken = getTime() - time;
			if ( timetaken < 0,05 )
			{
/#
				println( getTime() + " mapsmpanimscriptsshared::DoNoteTracksForever is trying to cause an infinite loop on anim " + flagname + ", returned " + returnednote + "." );
#/
				wait ( 0,05 - timetaken );
			}
		}
	}
}

donotetracksforever( flagname, killstring, customfunction, var1 )
{
	donotetracksforeverproc( ::donotetracks, flagname, killstring, customfunction, var1 );
}

donotetracksfortimeproc( donotetracksforeverfunc, time, flagname, customfunction, ent, var1 )
{
	ent endon( "stop_notetracks" );
	[[ donotetracksforeverfunc ]]( flagname, undefined, customfunction, var1 );
}

donotetracksfortime( time, flagname, customfunction, var1 )
{
	ent = spawnstruct();
	ent thread donotetracksfortimeendnotify( time );
	donotetracksfortimeproc( ::donotetracksforever, time, flagname, customfunction, ent, var1 );
}

donotetracksfortimeendnotify( time )
{
	wait time;
	self notify( "stop_notetracks" );
}

trackloop()
{
	players = get_players();
	deltachangeperframe = 5;
	aimblendtime = 0,05;
	prevyawdelta = 0;
	prevpitchdelta = 0;
	maxyawdeltachange = 5;
	maxpitchdeltachange = 5;
	pitchadd = 0;
	yawadd = 0;
	if ( self.type != "dog" || self.type == "zombie" && self.type == "zombie_dog" )
	{
		domaxanglecheck = 0;
		self.shootent = self.enemy;
	}
	else
	{
		domaxanglecheck = 1;
		if ( self.a.script == "cover_crouch" && isDefined( self.a.covermode ) && self.a.covermode == "lean" )
		{
			pitchadd = -1 * anim.covercrouchleanpitch;
		}
		if ( self.a.script != "cover_left" && self.a.script == "cover_right" && isDefined( self.a.cornermode ) && self.a.cornermode == "lean" )
		{
			yawadd = self.covernode.angles[ 1 ] - self.angles[ 1 ];
		}
	}
	yawdelta = 0;
	pitchdelta = 0;
	firstframe = 1;
	for ( ;; )
	{
		incranimaimweight();
		selfshootatpos = ( self.origin[ 0 ], self.origin[ 1 ], self geteye()[ 2 ] );
		shootpos = undefined;
		if ( isDefined( self.enemy ) )
		{
			shootpos = self.enemy getshootatpos();
		}
		if ( !isDefined( shootpos ) )
		{
			yawdelta = 0;
			pitchdelta = 0;
		}
		else
		{
			vectortoshootpos = shootpos - selfshootatpos;
			anglestoshootpos = vectorToAngle( vectortoshootpos );
			pitchdelta = 360 - anglestoshootpos[ 0 ];
			pitchdelta = angleClamp180( pitchdelta + pitchadd );
			yawdelta = self.angles[ 1 ] - anglestoshootpos[ 1 ];
			yawdelta = angleClamp180( yawdelta + yawadd );
		}
		if ( domaxanglecheck || abs( yawdelta ) > 60 && abs( pitchdelta ) > 60 )
		{
			yawdelta = 0;
			pitchdelta = 0;
		}
		else
		{
			if ( yawdelta > self.rightaimlimit )
			{
				yawdelta = self.rightaimlimit;
			}
			else
			{
				if ( yawdelta < self.leftaimlimit )
				{
					yawdelta = self.leftaimlimit;
				}
			}
			if ( pitchdelta > self.upaimlimit )
			{
				pitchdelta = self.upaimlimit;
				break;
			}
			else
			{
				if ( pitchdelta < self.downaimlimit )
				{
					pitchdelta = self.downaimlimit;
				}
			}
		}
		if ( firstframe )
		{
			firstframe = 0;
		}
		else
		{
			yawdeltachange = yawdelta - prevyawdelta;
			if ( abs( yawdeltachange ) > maxyawdeltachange )
			{
				yawdelta = prevyawdelta + ( maxyawdeltachange * sign( yawdeltachange ) );
			}
			pitchdeltachange = pitchdelta - prevpitchdelta;
			if ( abs( pitchdeltachange ) > maxpitchdeltachange )
			{
				pitchdelta = prevpitchdelta + ( maxpitchdeltachange * sign( pitchdeltachange ) );
			}
		}
		prevyawdelta = yawdelta;
		prevpitchdelta = pitchdelta;
		updown = 0;
		leftright = 0;
		if ( yawdelta > 0 )
		{
/#
			assert( yawdelta <= self.rightaimlimit );
#/
			weight = ( yawdelta / self.rightaimlimit ) * self.a.aimweight;
			leftright = weight;
		}
		else
		{
			if ( yawdelta < 0 )
			{
/#
				assert( yawdelta >= self.leftaimlimit );
#/
				weight = ( yawdelta / self.leftaimlimit ) * self.a.aimweight;
				leftright = -1 * weight;
			}
		}
		if ( pitchdelta > 0 )
		{
/#
			assert( pitchdelta <= self.upaimlimit );
#/
			weight = ( pitchdelta / self.upaimlimit ) * self.a.aimweight;
			updown = weight;
		}
		else
		{
			if ( pitchdelta < 0 )
			{
/#
				assert( pitchdelta >= self.downaimlimit );
#/
				weight = ( pitchdelta / self.downaimlimit ) * self.a.aimweight;
				updown = -1 * weight;
			}
		}
		self setaimanimweights( updown, leftright );
		wait 0,05;
	}
}

setanimaimweight( goalweight, goaltime )
{
	if ( !isDefined( goaltime ) || goaltime <= 0 )
	{
		self.a.aimweight = goalweight;
		self.a.aimweight_start = goalweight;
		self.a.aimweight_end = goalweight;
		self.a.aimweight_transframes = 0;
	}
	else
	{
		self.a.aimweight = goalweight;
		self.a.aimweight_start = self.a.aimweight;
		self.a.aimweight_end = goalweight;
		self.a.aimweight_transframes = int( goaltime * 20 );
	}
	self.a.aimweight_t = 0;
}

incranimaimweight()
{
	if ( self.a.aimweight_t < self.a.aimweight_transframes )
	{
		self.a.aimweight_t++;
		t = ( 1 * self.a.aimweight_t ) / self.a.aimweight_transframes;
		self.a.aimweight = ( self.a.aimweight_start * ( 1 - t ) ) + ( self.a.aimweight_end * t );
	}
}