ef2gamesource/dlls/game/scriptvariable.cpp

//-----------------------------------------------------------------------------
//
//  $Logfile:: /Code/DLLs/game/scriptvariable.cpp                            $
// $Revision:: 9                                                              $
//   $Author:: Steven                                                         $
//     $Date:: 10/03/02 9:51a                                                 $
//
// Copyright (C) 1997 by Ritual Entertainment, Inc.
// All rights reserved.
//
// This source is may not be distributed and/or modified without
// expressly written permission by Ritual Entertainment, Inc.
//
//
// DESCRIPTION:
// Dynamic variable list for scripts.
//

#include "_pch_cpp.h"
#include "class.h"
#include "scriptvariable.h"
#include "scriptmaster.h"

//#define VAR_FLOAT_EPSILON 0.0001
/*
Event EV_Var_Append
	(
	"append",
	EV_SCRIPTONLY,
	"s",
	"string_to_append",
	"Appends the specified string to the current string."
	);
Event EV_Var_AppendInt
	(
	"appendint",
	EV_SCRIPTONLY,
	"i",
	"integer_to_append",
	"Appends the specified integer to the current string."
	);
Event EV_Var_AppendFloat
	(
	"appendfloat",
	EV_SCRIPTONLY,
	"f",
	"float_to_append",
	"Appends the specified float to the current string."
	);
Event EV_Var_String
	(
	"string",
	EV_SCRIPTONLY,
	"s",
	"new_string",
	"Sets the value of the string to the specified one."
	);
Event EV_Var_RandomFloat
	(
	"randomfloat",
	EV_SCRIPTONLY,
	"f",
	"max_float",
	"Sets the float to a random number."
	);
Event EV_Var_RandomInteger
	(
	"randomint",
	EV_SCRIPTONLY,
	"i",
	"max_int",
	"Sets the integer to a random number."
	);
Event EV_Var_TargetOf
	(
	"targetof",
	EV_SCRIPTONLY,
	"e",
	"ent",
	"Sets string to the specified entities target."
	);
Event EV_Var_Equals
	(
	"=",
	EV_SCRIPTONLY,
	"f",
	"num",
	"Sets the float to the specified number."
	);
Event EV_Var_PlusEquals
	(
	"+=",
	EV_SCRIPTONLY,
	"f",
	"num",
	"Adds the specified number to the current float."
	);
Event EV_Var_MinusEquals
	(
	"-=",
	EV_SCRIPTONLY,
	"f",
	"num",
	"Subtract the specified number to the current float."
	);
Event EV_Var_TimesEquals
	(
	"*=",
	EV_SCRIPTONLY,
	"f",
	"num",
	"Multiplies the current float by the specified number."
	);
Event EV_Var_DivideEquals
	(
	"/=",
	EV_SCRIPTONLY,
	"f",
	"num",
	"Divides the current float by the specified number."
	);
Event EV_Var_Div
	(
	"div",
	EV_SCRIPTONLY,
	"i",
	"num",
	"Divides the current float by the specified number (integer)."
	);
Event EV_Var_Mod
	(
	"mod",
	EV_SCRIPTONLY,
	"i",
	"num",
	"Gets the mod of the current int by the specified number."
	);
Event EV_Var_IfEqual
	(
	"ifequal",
	EV_SCRIPTONLY,
	"fSSSSSS",
	"num command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable equals the specified number."
	);
Event EV_Var_IfNotEqual
	(
	"ifnotequal",
	EV_SCRIPTONLY,
	"fSSSSSS",
	"num command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable doesn't equal the specified number."
	);
Event EV_Var_IfGreater
	(
	"ifgreater",
	EV_SCRIPTONLY,
	"fSSSSSS",
	"num command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable is greater than the specified number."
	);
Event EV_Var_IfGreaterEqual
	(
	"ifgreaterequal",
	EV_SCRIPTONLY,
	"fSSSSSS",
	"num command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable is\n"
	"greater than or equal to the specified number."
	);
Event EV_Var_IfLess
	(
	"ifless",
	EV_SCRIPTONLY,
	"fSSSSSS",
	"num command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable is less than the specified number."
	);
Event EV_Var_IfLessEqual
	(
	"iflessequal",
	EV_SCRIPTONLY,
	"fSSSSSS",
	"num command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable is less than or equal to the specified number."
	);
Event EV_Var_IfStrEqual
	(
	"ifstrequal",
	EV_SCRIPTONLY,
	"sSSSSSS",
	"test_string command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable equals the specified string."
	);
Event EV_Var_IfStrNotEqual
	(
	"ifstrnotequal",
	EV_SCRIPTONLY,
	"sSSSSSS",
	"test_string command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable doesn't equal the specified string."
	);
Event EV_Var_IfThreadActive
	(
	"ifthreadactive",
	EV_SCRIPTONLY,
	"SSSSSS",
	"command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the thread\n"
	"specified by the current integer value is active."
	);
Event EV_Var_IfThreadNotActive
	(
	"ifthreadnotactive",
	EV_SCRIPTONLY,
	"SSSSSS",
	"command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the thread specified\n"
	"by the current integer value is not active."
	);
Event EV_Var_GetCvar
	(
	"getcvar",
	EV_SCRIPTONLY,
	"s",
	"cvar_name",
	"Sets the variable to the value of the cvar."
	);
Event EV_Var_Vector
	(
	"vector",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Sets the variable to the specified vector.  New vector can also be a targetname,\n"
   "the origin of that entity will be used as the vector."
	);
Event EV_Var_VectorIfEqual
	(
	"vector_ifequal",
	EV_SCRIPTONLY,
	"vSSSSSS",
	"test_vector command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable is equal to the specified vector."
	);
Event EV_Var_VectorIfNotEqual
	(
	"vector_ifnotequal",
	EV_SCRIPTONLY,
	"vSSSSSS",
	"test_vector command arg1 arg2 arg3 arg4 arg5",
	"Processes the specified command if the variable is not equal to the specified vector."
	);
Event EV_Var_VectorAdd
	(
	"vector_add",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Adds the specified vector to the variable."
	);
Event EV_Var_VectorSubtract
	(
	"vector_subtract",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Subtracts the specified vector from the variable."
	);
Event EV_Var_VectorScale
	(
	"vector_scale",
	EV_SCRIPTONLY,
	"f",
	"scale",
	"Scales the variable (vector) by the scale value."
	);
Event EV_Var_VectorDotProduct
	(
	"vector_dot",
	EV_SCRIPTONLY,
	"vv",
	"vector1 vector2",
	"Sets the variable to the dot product of the specified vectors."
	);
Event EV_Var_VectorCrossProduct
	(
	"vector_cross",
	EV_SCRIPTONLY,
	"vv",
	"vector1 vector2",
	"Sets the variable to the cross product of the specified vectors."
	);
Event EV_Var_VectorNormalize
	(
	"vector_normalize",
	EV_SCRIPTONLY,
	NULL,
	NULL,
	"Normalize the variable (vector)."
	);
Event EV_Var_VectorLength
	(
	"vector_length",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Sets the variable (float) to the length of the specified vector."
	);
Event EV_Var_VectorGetX
	(
	"vector_x",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Sets the variable (float) to the x value of the specified vector."
	);
Event EV_Var_VectorGetY
	(
	"vector_y",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Sets the variable (float) to the y value of the specified vector."
	);
Event EV_Var_VectorGetZ
	(
	"vector_z",
	EV_SCRIPTONLY,
	"v",
	"new_vector",
	"Sets the variable (float) to the z value of the specified vector."
	);
Event EV_Var_VectorSetX
	(
	"vector_setx",
	EV_SCRIPTONLY,
	"f",
	"x_coord",
	"Sets the x value of the variable (vector)."
	);
Event EV_Var_VectorSetY
	(
	"vector_sety",
	EV_SCRIPTONLY,
	"f",
	"y_coord",
	"Sets the y value of the variable (vector)."
	);
Event EV_Var_VectorSetZ
	(
	"vector_setz",
	EV_SCRIPTONLY,
	"f",
	"z_coord",
	"Sets the z value of the variable (vector)."
	);
Event EV_Var_AnglesToForward
	(
	"angles_toforward",
	EV_SCRIPTONLY,
	"v",
	"angles",
	"Sets the variable (vector) to the forward vector of the specified angles."
	);
Event EV_Var_AnglesToLeft
	(
	"angles_toleft",
	EV_SCRIPTONLY,
	"v",
	"angles",
	"Sets the variable (vector) to the left vector of the specified angles."
	);
Event EV_Var_AnglesToUp
	(
	"angles_toup",
	EV_SCRIPTONLY,
	"v",
	"angles",
	"Sets the variable (vector) to the up vector of the specified angles."
	);
*/
/* static void VarProcessCommand
	(
	Event *ev,
	int arg
	)

	{
	ScriptThread *thread;

	thread = ev->GetThread();
	if ( thread )
		{
		thread->ProcessCommandFromEvent( ev, arg );
		}
	} */

CLASS_DECLARATION( Listener, ScriptVariable, NULL )
{
/*
	{ &EV_Var_Append,						Var_Append },
	{ &EV_Var_AppendInt,					Var_AppendInt },
	{ &EV_Var_AppendFloat,					Var_AppendFloat },
	{ &EV_Var_String,						Var_String },
	{ &EV_Var_RandomFloat,					Var_RandomFloat },
	{ &EV_Var_RandomInteger,				Var_RandomInteger },
	{ &EV_Var_TargetOf,						Var_TargetOf },
	{ &EV_Var_Equals,						Var_Equals },
	{ &EV_Var_PlusEquals,					Var_PlusEquals },
	{ &EV_Var_MinusEquals,					Var_MinusEquals },
	{ &EV_Var_TimesEquals,					Var_TimesEquals },
	{ &EV_Var_DivideEquals,					Var_DivideEquals },
	{ &EV_Var_Div,	         				Var_Div },
	{ &EV_Var_Mod,	         				Var_Mod },
	{ &EV_Var_IfEqual,						Var_IfEqual },
	{ &EV_Var_IfNotEqual,					Var_IfNotEqual },
	{ &EV_Var_IfGreater,					Var_IfGreater },
	{ &EV_Var_IfGreaterEqual,				Var_IfGreaterEqual },
	{ &EV_Var_IfLess,						Var_IfLess },
	{ &EV_Var_IfLessEqual,					Var_IfLessEqual },
	{ &EV_Var_IfStrEqual,					Var_IfStrEqual },
	{ &EV_Var_IfStrNotEqual,				Var_IfStrNotEqual },
	{ &EV_Var_IfThreadActive,				Var_IfThreadActive },
	{ &EV_Var_IfThreadNotActive,			Var_IfThreadNotActive }, 
	{ &EV_Var_GetCvar,						Var_GetCvar },
	{ &EV_Var_Vector,						Var_Vector },
	{ &EV_Var_VectorAdd,					Var_Vector_Add },
	{ &EV_Var_VectorSubtract,				Var_Vector_Subtract },
	{ &EV_Var_VectorScale,					Var_Vector_Scale },
	{ &EV_Var_VectorNormalize,				Var_Vector_Normalize },
	{ &EV_Var_VectorGetX,					Var_Vector_GetX },
	{ &EV_Var_VectorGetY,					Var_Vector_GetY },
	{ &EV_Var_VectorGetZ,					Var_Vector_GetZ },
	{ &EV_Var_VectorSetX,					Var_Vector_SetX },
	{ &EV_Var_VectorSetY,					Var_Vector_SetY },
	{ &EV_Var_VectorSetZ,					Var_Vector_SetZ },
	{ &EV_Var_VectorIfEqual,				Var_Vector_IfEqual },
	{ &EV_Var_VectorIfNotEqual,				Var_Vector_IfNotEqual }, 
	{ &EV_Var_VectorDotProduct,				Var_Vector_DotProduct },
	{ &EV_Var_VectorCrossProduct,			Var_Vector_CrossProduct },
	{ &EV_Var_VectorLength,					Var_Vector_Length },
	{ &EV_Var_AnglesToForward,				Var_Angles_ToForward },
	{ &EV_Var_AnglesToLeft,					Var_Angles_ToLeft },
	{ &EV_Var_AnglesToUp,					Var_Angles_ToUp },
	*/
	{ NULL, NULL }
};

ScriptVariable::ScriptVariable()
{
	value = 0;
}

qboolean ScriptVariable::isVariableCommand( const char *name )
{
	int i;
	
	for( i = 0; ScriptVariable::Responses[ i ].event != NULL; i++ )
	{
		if ( ScriptVariable::Responses[ i ].event->getName() == name )
		{
			return true;
		}
	}
	
	return false;
}

void ScriptVariable::setName( const char *newname )
{
	name = newname;
}

const char *ScriptVariable::getName( void )
{
	return name.c_str();
}

const char *ScriptVariable::stringValue( void )
{
	return string.c_str();
}

void ScriptVariable::setString( const char *value )
{
	string = value;
}

void ScriptVariable::setStringValue( const char *newvalue )
{
	setString( newvalue );
	value = (float)atof( string.c_str() );
}

int ScriptVariable::intValue( void )
{
	return ( int )value;
}

void ScriptVariable::setIntValue( int newvalue )
{
	char text[ 128 ];
	
	value = ( float )newvalue;
	sprintf( text, "%d", newvalue );
	setString( text );
}

float ScriptVariable::floatValue( void )
{
	return value;
}

void ScriptVariable::setFloatValue( float newvalue )
{
	char text[ 128 ];
	
	value = newvalue;
	sprintf( text, "%f", newvalue );
	setString( text );
}

void ScriptVariable::setVectorValue( const Vector &newvector )
{
	char text[ 128 ];
	
	vec = newvector;
	sprintf( text, "(%f %f %f)", newvector.x, newvector.y, newvector.z );
	setString( text );
}

Vector ScriptVariable::vectorValue( void )
{
	return vec;
}

CLASS_DECLARATION( Class, ScriptVariableList, NULL )
{
	{ NULL, NULL }
};

ScriptVariableList::ScriptVariableList()
{
}

ScriptVariableList::~ScriptVariableList()
{
	ClearList();
}

void ScriptVariableList::ClearList( void )
{
	int i;
	int num;
	ScriptVariable *var;
	
	num = NumVariables();
	for( i = num; i > 0; i-- )
	{
		var = GetVariable( i );
		RemoveVariable( var );
		delete var;
	}
	
	list.FreeObjectList();
}

void ScriptVariableList::AddVariable( ScriptVariable *var )
{
	if ( VariableExists( var->getName() ) )
	{
		warning( "AddVariable", "Variable %s already exists.\n", var->getName() );
		return;
	}
	
	list.AddObject( var );
}

ScriptVariable *ScriptVariableList::CreateVariable( const char *name, float value )
{
	ScriptVariable *var;
	
	if ( VariableExists( name ) )
	{
		warning( "AddVariable", "Variable %s already exists.\n", name );
		return GetVariable( name );
	}
	
	var = new ScriptVariable;
	var->setName( name );
	var->setFloatValue( value );
	list.AddObject( var );
	
	return var;
}

ScriptVariable *ScriptVariableList::CreateVariable( const char *name, int value )
{
	ScriptVariable *var;
	
	if ( VariableExists( name ) )
	{
		warning( "AddVariable", "Variable %s already exists.\n", name );
		return GetVariable( name );
	}
	
	var = new ScriptVariable;
	var->setName( name );
	var->setIntValue( value );
	list.AddObject( var );
	
	return var;
}

ScriptVariable *ScriptVariableList::CreateVariable( const char *name, const char *text )
{
	ScriptVariable *var;
	
	if ( VariableExists( name ) )
	{
		warning( "AddVariable", "Variable %s already exists.\n", name );
		return GetVariable( name );
	}
	
	var = new ScriptVariable;
	var->setName( name );
	var->setStringValue( text );
	list.AddObject( var );
	
	return var;
}

ScriptVariable *ScriptVariableList::CreateVariable( const char *name, const Entity *ent )
{
	ScriptVariable *var;
	
	assert( ent );
	
	if ( VariableExists( name ) )
	{
		warning( "AddVariable", "Variable %s already exists.\n", name );
		return GetVariable( name );
	}
	
	var = new ScriptVariable;
	var->setName( name );
	list.AddObject( var );
	
	if ( !ent )
	{
		warning( "SetVariable", "Null entity\n" );
		
		// use the world
		var->setStringValue( "*0" );
	}
	else
	{
		var->setStringValue( va( "*%d", ent->entnum ) );
	}
	
	return var;
}

ScriptVariable *ScriptVariableList::CreateVariable( const char *name, const Vector &vec )
{
	ScriptVariable *var;
	
	if ( VariableExists( name ) )
	{
		warning( "AddVariable", "Variable %s already exists.\n", name );
		return GetVariable( name );
	}
	
	var = new ScriptVariable;
	var->setName( name );
	var->setStringValue( va( "(%f %f %f)", vec.x, vec.y, vec.z) );
	list.AddObject( var );
	
	return var;
}

void ScriptVariableList::RemoveVariable( ScriptVariable *var )
{
	if ( !list.ObjectInList( var ) )
	{
		warning( "RemoveVariable", "Variable %s does not exist.\n", var->getName() );
		return;
	}
	
	list.RemoveObject( var );
}

void ScriptVariableList::RemoveVariable( const char *name )
{
	ScriptVariable *var;
	
	var = GetVariable( name );
	if ( !var )
	{
		warning( "RemoveVariable", "Variable %s does not exist.\n", name );
		return;
	}
	
	RemoveVariable( var );
}

qboolean ScriptVariableList::VariableExists( const char *name )
{
	int i;
	int num;
	ScriptVariable *var;
	
	num = list.NumObjects();
	for( i = 1; i <= num; i++ )
	{
		var = list.ObjectAt( i );
		if ( !strcmp( var->getName(), name ) )
		{
			return true;
		}
	}
	
	return false;
}

ScriptVariable *ScriptVariableList::GetVariable( const char *name )
{
	int i;
	int num;
	ScriptVariable *var;
	
	num = list.NumObjects();
	for( i = 1; i <= num; i++ )
	{
		var = list.ObjectAt( i );
		if ( !strcmp( var->getName(), name ) )
		{
			return var;
		}
	}
	
	return NULL;
}

int ScriptVariableList::NumVariables( void )
{
	return list.NumObjects();
}

ScriptVariable *ScriptVariableList::GetVariable( int num )
{
	return list.ObjectAt( num );
}

ScriptVariable *ScriptVariableList::SetVariable( const char *name, float value )
{
	ScriptVariable *var;
	
	var = GetVariable( name );
	if ( !var )
	{
		var = new ScriptVariable;
		var->setName( name );
		list.AddObject( var );
	}
	
	var->setFloatValue( value );
	
	return var;
}

ScriptVariable *ScriptVariableList::SetVariable( const char *name, int value )
{
	ScriptVariable *var;
	
	var = GetVariable( name );
	if ( !var )
	{
		var = new ScriptVariable;
		var->setName( name );
		list.AddObject( var );
	}
	
	var->setIntValue( value );
	
	return var;
}

ScriptVariable *ScriptVariableList::SetVariable( const char *name, const char *text )
{
	ScriptVariable *var;
	
	var = GetVariable( name );
	if ( !var )
	{
		var = new ScriptVariable;
		var->setName( name );
		list.AddObject( var );
	}
	
	var->setStringValue( text );
	
	return var;
}

ScriptVariable *ScriptVariableList::SetVariable( const char *name, const Entity *ent )
{
	ScriptVariable *var;
	
	var = GetVariable( name );
	if ( !var )
	{
		var = new ScriptVariable;
		var->setName( name );
		list.AddObject( var );
	}
	
	if ( !ent )
	{
		// use the world
		var->setStringValue( "*0" );
	}
	else
	{
		var->setStringValue( va( "*%d", ent->entnum ) );
	}
	
	return var;
}

ScriptVariable *ScriptVariableList::SetVariable( const char *name, const Vector &vec )
{
	ScriptVariable *var;
	
	var = GetVariable( name );
	if ( !var )
	{
		var = new ScriptVariable;
		var->setName( name );
		list.AddObject( var );
	}
	
	var->setStringValue( va( "(%f %f %f)", vec.x, vec.y, vec.z) );
	var->setVectorValue ( vec );
	return var;
}

//****************************************************************************************
//
// Variable commands
//
//****************************************************************************************

void ScriptVariable::Var_Append( Event *ev )
{
	str newstring;
	
	newstring = string + ev->GetString( 1 );
	setStringValue( newstring.c_str() );
}

void ScriptVariable::Var_AppendInt( Event *ev )
{
	str newstring;
	
	newstring = string + va( "%d", ev->GetInteger( 1 ) );
	setStringValue( newstring.c_str() );
}

void ScriptVariable::Var_AppendFloat( Event *ev )
{
	str newstring;
	
	newstring = string + va( "%f", ev->GetFloat( 1 ) );
	setStringValue( newstring.c_str() );
}

void ScriptVariable::Var_String( Event *ev )
{
	setStringValue( ev->GetString( 1 ) );
}

void ScriptVariable::Var_RandomFloat( Event *ev )
{
	setFloatValue( G_Random( ev->GetFloat( 1 ) ) );
}

void ScriptVariable::Var_RandomInteger( Event *ev )
{
	setIntValue( (int)G_Random( ev->GetInteger( 1 ) ) );
}

void ScriptVariable::Var_Equals( Event *ev )
{
	setFloatValue( ev->GetFloat( 1 ) );
}

void ScriptVariable::Var_PlusEquals( Event *ev )
{
	setFloatValue( floatValue() + ev->GetFloat( 1 ) );
}

void ScriptVariable::Var_MinusEquals( Event *ev )
{
	setFloatValue( floatValue() - ev->GetFloat( 1 ) );
}

void ScriptVariable::Var_TimesEquals( Event *ev )
{
	setFloatValue( floatValue() * ev->GetFloat( 1 ) );
}

void ScriptVariable::Var_DivideEquals( Event *ev )
{
	setFloatValue( floatValue() / ev->GetFloat( 1 ) );
}

void ScriptVariable::Var_Div( Event *ev )
{
	int temp_int;
	
	temp_int = ev->GetInteger( 1 );
	
	if ( temp_int == 0 )
	{
		gi.WDPrintf( "Script divide by zero, variable %s\n", name.c_str() );
		return;
	}
	
	setIntValue( (int)( floatValue() / temp_int ) );
}

void ScriptVariable::Var_Mod( Event *ev )
{
	int temp_int;
	
	temp_int = ev->GetInteger( 1 );
	
	if ( temp_int == 0 )
	{
		gi.WDPrintf( "Script mod by zero, variable %s\n", name.c_str() );
		return;
	}
	
	setIntValue( intValue() % temp_int );
}

/* void ScriptVariable::Var_IfEqual( Event *ev )
{
	if ( fabs( floatValue() - ev->GetFloat( 1 ) ) < VAR_FLOAT_EPSILON )
	{
		VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfNotEqual( Event *ev )
{
if ( fabs( floatValue() - ev->GetFloat( 1 ) ) >= VAR_FLOAT_EPSILON )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfGreater( Event *ev )
{
if ( floatValue() > ev->GetFloat( 1 ) )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfGreaterEqual( Event *ev )
{
if ( floatValue() >= ev->GetFloat( 1 ) )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfLess( Event *ev )
{
if ( floatValue() < ev->GetFloat( 1 ) )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfLessEqual( Event *ev )
{
if ( floatValue() <= ev->GetFloat( 1 ) )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfStrEqual( Event *ev )
{
if ( stricmp( stringValue(), ev->GetString( 1 ) ) == 0 )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfStrNotEqual( Event *ev )
{
if ( stricmp( stringValue(), ev->GetString( 1 ) ) != 0 )
	{
	VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_IfThreadActive( Event *ev )
{
	ScriptThread *thread;

	thread = Director.GetThread( intValue() );
	if ( thread )
	{
		VarProcessCommand( ev, 1 );
	}
}

void ScriptVariable::Var_IfThreadNotActive( Event *ev )
{
	ScriptThread *thread;

	thread = Director.GetThread( intValue() );
	if ( !thread )
	{
		VarProcessCommand( ev, 1 );
	}
} 
*/

void ScriptVariable::Var_GetCvar( Event *ev )
{
	cvar_t *var;
	
	var = gi.cvar( ev->GetString( 1 ), "", 0 );
	setStringValue( var->string );
}

void ScriptVariable::Var_Vector( Event *ev )
{
	setVectorValue( ev->GetVector( 1 ) );
}

void ScriptVariable::Var_Vector_Add( Event *ev )
{
	Vector tempvec;
	
	tempvec = vectorValue();
	tempvec += ev->GetVector( 1 );
	setVectorValue( tempvec );
}

void ScriptVariable::Var_Vector_Subtract( Event *ev )
{
	Vector tempvec;
	
	tempvec = vectorValue();
	tempvec -= ev->GetVector( 1 );
	setVectorValue( tempvec );
}

void ScriptVariable::Var_Vector_Scale( Event *ev )
{
	Vector tempvec;
	
	tempvec = vectorValue();
	tempvec = tempvec * ev->GetFloat( 1 );
	setVectorValue( tempvec );
}

void ScriptVariable::Var_Vector_Normalize( Event * )
{
	Vector vec( vectorValue() );
	vec.normalize();
	setVectorValue( vec );
}

void ScriptVariable::Var_Vector_GetX( Event *ev )
{
	setFloatValue( ev->GetVector( 1 ).x );
}

void ScriptVariable::Var_Vector_GetY( Event *ev )
{
	setFloatValue( ev->GetVector( 1 ).y );
}

void ScriptVariable::Var_Vector_GetZ( Event *ev )
{
	setFloatValue( ev->GetVector( 1 ).z );
}

void ScriptVariable::Var_Vector_SetX( Event *ev )
{
	Vector tempvec;
	
	tempvec = vectorValue();
	tempvec.x = ev->GetFloat( 1 );
	setVectorValue( tempvec );
}

void ScriptVariable::Var_Vector_SetY( Event *ev )
{
	Vector tempvec;
	
	tempvec = vectorValue();
	tempvec.y = ev->GetFloat( 1 );
	setVectorValue( tempvec );
}

void ScriptVariable::Var_Vector_SetZ( Event *ev )
{
	Vector tempvec;
	
	tempvec = vectorValue();
	tempvec.z = ev->GetFloat( 1 );
	setVectorValue( tempvec );
}

/* 
void ScriptVariable::Var_Vector_IfEqual( Event *ev )
{
	if ( vectorValue().FuzzyEqual( ev->GetVector( 1 ), VAR_FLOAT_EPSILON ) )
	{
		VarProcessCommand( ev, 2 );
	}
}

void ScriptVariable::Var_Vector_IfNotEqual( Event *ev )
{
	if ( !vectorValue().FuzzyEqual( ev->GetVector( 1 ), VAR_FLOAT_EPSILON ) )
	{
		VarProcessCommand( ev, 2 );
	}
} 
*/

void ScriptVariable::Var_Vector_DotProduct( Event *ev )
{
	Vector vec1, vec2;
	
	vec1 = ev->GetVector( 1 );
	vec2 = ev->GetVector( 2 );
	setFloatValue( vec1 * vec2 );
}

void ScriptVariable::Var_Vector_Length( Event *ev )
{
	setFloatValue( ev->GetVector( 1 ).length() );
}

void ScriptVariable::Var_Vector_CrossProduct( Event *ev )
{
	Vector vec1, vec2, cross;
	
	vec1 = ev->GetVector( 1 );
	vec2 = ev->GetVector( 2 );
	cross.CrossProduct( vec1, vec2 );
	setVectorValue( cross );
}

void ScriptVariable::Var_Angles_ToForward( Event *ev )
{
	Vector forward;
	
	ev->GetVector( 1 ).AngleVectors( &forward, NULL, NULL );
	setVectorValue( forward );
}

void ScriptVariable::Var_Angles_ToLeft( Event *ev )
{
	Vector left;
	
	ev->GetVector( 1 ).AngleVectors( NULL, &left, NULL );
	setVectorValue( left );
}

void ScriptVariable::Var_Angles_ToUp( Event *ev )
{
	Vector up;
	
	ev->GetVector( 1 ).AngleVectors( NULL, NULL, &up );
	setVectorValue( up );
}

void ScriptVariable::Var_TargetOf( Event *ev )
{
	Entity * ent;
	const char *target;
	
	ent = ev->GetEntity( 1 );
	if ( ent )
	{
		target = ent->Target();
	}
	else
	{
		return;
	}
	
	if ( target )
	{
		setStringValue( va( "$%s", target ) );
	}
}