1

fgdlib/fgdlib.vpc

@@ -0,0 +1,40 @@
+//-----------------------------------------------------------------------------
+//	FGDLIB.VPC
+//
+//	Project Script
+//-----------------------------------------------------------------------------
+
+$Macro SRCDIR		".."
+$Include "$SRCDIR\vpc_scripts\source_lib_base.vpc"
+
+$Configuration
+{
+	$Compiler
+	{
+		$AdditionalIncludeDirectories		"$BASE,$SRCDIR\utils\common"
+	}
+}
+
+$Project "Fgdlib"
+{
+	$Folder	"Source Files"
+	{
+		$File	"gamedata.cpp"
+		$File	"gdclass.cpp"
+		$File	"gdvar.cpp"
+		$File	"inputoutput.cpp"
+		$File	"wckeyvalues.cpp"
+	}
+
+	$Folder	"Header Files"
+	{
+		$File	"$SRCDIR\public\fgdlib\fgdlib.h"
+		$File	"$SRCDIR\public\fgdlib\gamedata.h"
+		$File	"$SRCDIR\public\fgdlib\gdclass.h"
+		$File	"$SRCDIR\public\fgdlib\gdvar.h"
+		$File	"$SRCDIR\public\fgdlib\helperinfo.h"
+		$File	"$SRCDIR\public\fgdlib\ieditortexture.h"
+		$File	"$SRCDIR\public\fgdlib\inputoutput.h"
+		$File	"$SRCDIR\public\fgdlib\wckeyvalues.h"
+	}
+}

fgdlib/gamedata.cpp

@@ -0,0 +1,886 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+//=============================================================================
+
+#include <windows.h>
+#include <tier0/dbg.h>
+#include <io.h>
+#include <WorldSize.h>
+#include "fgdlib/GameData.h"
+#include "fgdlib/HelperInfo.h"
+#include "KeyValues.h"
+#include "filesystem_tools.h"
+#include "tier1/strtools.h"
+#include "utlmap.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+#pragma warning(disable:4244)
+
+
+const int MAX_ERRORS = 5;
+
+
+static GameDataMessageFunc_t g_pMsgFunc = NULL;
+
+
+//-----------------------------------------------------------------------------
+// Sets the function used for emitting error messages while loading gamedata files.
+//-----------------------------------------------------------------------------
+void GDSetMessageFunc(GameDataMessageFunc_t pFunc)
+{
+	g_pMsgFunc = pFunc;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Fetches the next token from the file.
+// Input  : tr - 
+//			ppszStore - Destination buffer, one of the following:
+//				pointer to NULL - token will be placed in an allocated buffer
+//				pointer to non-NULL buffer - token will be placed in buffer
+//			ttexpecting - 
+//			pszExpecting - 
+// Output : 
+//-----------------------------------------------------------------------------
+static bool DoGetToken(TokenReader &tr, char **ppszStore, int nSize, trtoken_t ttexpecting, const char *pszExpecting)
+{
+	trtoken_t ttype;
+
+	if (*ppszStore != NULL)
+	{
+		// Reads the token into the given buffer.
+		ttype = tr.NextToken(*ppszStore, nSize);
+	}
+	else
+	{
+		// Allocates a buffer to hold the token.
+		ttype = tr.NextTokenDynamic(ppszStore);
+	}
+
+	if (ttype == TOKENSTRINGTOOLONG)
+	{
+		GDError(tr, "unterminated string or string too long");
+		return false;
+	}
+
+	//
+	// Check for a bad token type.
+	//
+	char *pszStore = *ppszStore;
+	bool bBadTokenType = false;
+	if ((ttype != ttexpecting) && (ttexpecting != TOKENNONE))
+	{
+		//
+		// If we were expecting a string and got an integer, don't worry about it.
+		// We can translate from integer to string.
+		//
+		if (!((ttexpecting == STRING) && (ttype == INTEGER)))
+		{
+			bBadTokenType = true;
+		}
+	}
+
+	if (bBadTokenType && (pszExpecting == NULL))
+	{
+		//
+		// We didn't get the expected token type but no expected
+		// string was specified.
+		//
+		char *pszTokenName;
+		switch (ttexpecting)
+		{
+			case IDENT:
+			{
+				pszTokenName = "identifier";
+				break;
+			}
+
+			case INTEGER:
+			{
+				pszTokenName = "integer";
+				break;
+			}
+
+			case STRING:
+			{
+				pszTokenName = "string";
+				break;
+			}
+
+			case OPERATOR:
+			default:
+			{
+				pszTokenName = "symbol";
+				break;
+			}
+		}
+		
+		GDError(tr, "expecting %s", pszTokenName);
+		return false;
+	}
+	else if (bBadTokenType || ((pszExpecting != NULL) && !IsToken(pszStore, pszExpecting)))
+	{
+		//
+		// An expected string was specified, and we got either the wrong type or
+		// the right type but the wrong string,
+		//
+		GDError(tr, "expecting '%s', but found '%s'", pszExpecting, pszStore);
+		return false;
+	}
+
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : tr - 
+//			error - 
+// Output : 
+//-----------------------------------------------------------------------------
+bool GDError(TokenReader &tr, const char *error, ...)
+{
+	char szBuf[128];
+	va_list vl;
+	va_start(vl, error);
+	vsprintf(szBuf, error, vl);
+	va_end(vl);
+
+	if (g_pMsgFunc)
+	{
+		// HACK: should use an enumeration for error level
+		g_pMsgFunc(1, tr.Error(szBuf));
+	}
+	
+	if (tr.GetErrorCount() >= MAX_ERRORS)
+	{
+		if (g_pMsgFunc)
+		{
+			// HACK: should use an enumeration for error level
+			g_pMsgFunc(1, "   - too many errors; aborting.");
+		}
+		
+		return false;
+	}
+
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Fetches the next token from the file.
+// Input  : tr - The token reader object with which to fetch the token.
+//			pszStore - Buffer in which to place the token, NULL to discard the token.
+//			ttexpecting - The token type that we are expecting. If this is not TOKENNONE
+//				and token type read is different, the operation will fail.
+//			pszExpecting - The token string that we are expecting. If this string
+//				is not NULL and the token string read is different, the operation will fail.
+// Output : Returns TRUE if the operation succeeded, FALSE if there was an error.
+//			If there was an error, the error will be reported in the message window.
+//-----------------------------------------------------------------------------
+bool GDGetToken(TokenReader &tr, char *pszStore, int nSize, trtoken_t ttexpecting, const char *pszExpecting)
+{
+	Assert(pszStore != NULL);
+	if (pszStore != NULL)
+	{
+		return DoGetToken(tr, &pszStore, nSize, ttexpecting, pszExpecting);
+	}
+
+	return false;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Fetches the next token from the file.
+// Input  : tr - The token reader object with which to fetch the token.
+//			pszStore - Buffer in which to place the token, NULL to discard the token.
+//			ttexpecting - The token type that we are expecting. If this is not TOKENNONE
+//				and token type read is different, the operation will fail.
+//			pszExpecting - The token string that we are expecting. If this string
+//				is not NULL and the token string read is different, the operation will fail.
+// Output : Returns TRUE if the operation succeeded, FALSE if there was an error.
+//			If there was an error, the error will be reported in the message window.
+//-----------------------------------------------------------------------------
+bool GDSkipToken(TokenReader &tr, trtoken_t ttexpecting, const char *pszExpecting)
+{
+	//
+	// Read the next token into a buffer and discard it.
+	//
+	char szDiscardBuf[MAX_TOKEN];
+	char *pszDiscardBuf = szDiscardBuf;
+	return DoGetToken(tr, &pszDiscardBuf, sizeof(szDiscardBuf), ttexpecting, pszExpecting);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Fetches the next token from the file, allocating a buffer exactly
+//			large enough to hold the token.
+// Input  : tr - 
+//			ppszStore - 
+//			ttexpecting - 
+//			pszExpecting - 
+// Output : 
+//-----------------------------------------------------------------------------
+bool GDGetTokenDynamic(TokenReader &tr, char **ppszStore, trtoken_t ttexpecting, const char *pszExpecting)
+{
+	if (ppszStore == NULL)
+	{
+		return false;
+	}
+
+	*ppszStore = NULL;
+	return DoGetToken(tr, ppszStore, -1, ttexpecting, pszExpecting);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructor.
+//-----------------------------------------------------------------------------
+GameData::GameData(void)
+{
+	m_nMaxMapCoord = 8192;
+	m_nMinMapCoord = -8192;
+	m_InstanceClass = NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor.
+//-----------------------------------------------------------------------------
+GameData::~GameData(void)
+{
+	ClearData();
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void GameData::ClearData(void)
+{
+	// delete classes.
+	int nCount = m_Classes.Count();
+	for (int i = 0; i < nCount; i++)
+	{
+		GDclass *pm = m_Classes.Element(i);
+		delete pm;
+	}
+	m_Classes.RemoveAll();
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Loads a gamedata (FGD) file into this object.
+// Input  : pszFilename - 
+// Output : Returns TRUE on success, FALSE on failure.
+//-----------------------------------------------------------------------------
+BOOL GameData::Load(const char *pszFilename)
+{
+	TokenReader tr;
+
+	if(GetFileAttributes(pszFilename) == 0xffffffff)
+		return FALSE;
+
+	if(!tr.Open(pszFilename))
+		return FALSE;
+
+	trtoken_t ttype;
+	char szToken[128];
+
+	while (1)
+	{
+		if (tr.GetErrorCount() >= MAX_ERRORS)
+		{
+			break;
+		}
+
+		ttype = tr.NextToken(szToken, sizeof(szToken));
+
+		if(ttype == TOKENEOF)
+			break;
+
+		if(ttype != OPERATOR || !IsToken(szToken, "@"))
+		{
+			if(!GDError(tr, "expected @"))
+				return FALSE;
+		}
+
+		// check what kind it is, and parse a new object
+		if (tr.NextToken(szToken, sizeof(szToken)) != IDENT)
+		{
+			if(!GDError(tr, "expected identifier after @"))
+				return FALSE;
+		}
+
+		if (IsToken(szToken, "baseclass") || IsToken(szToken, "pointclass") || IsToken(szToken, "solidclass") || IsToken(szToken, "keyframeclass") ||
+			IsToken(szToken, "moveclass") || IsToken(szToken, "npcclass") || IsToken(szToken, "filterclass"))
+		{
+			//
+			// New class.
+			//
+			GDclass *pNewClass = new GDclass;
+			if (!pNewClass->InitFromTokens(tr, this))
+			{
+				tr.IgnoreTill(OPERATOR, "@");	// go to next section
+				delete pNewClass;
+			}
+			else
+			{
+				if (IsToken(szToken, "baseclass"))			// Not directly available to user.
+				{
+					pNewClass->SetBaseClass(true);
+				}
+				else if (IsToken(szToken, "pointclass"))	// Generic point class.
+				{
+					pNewClass->SetPointClass(true);
+				}
+				else if (IsToken(szToken, "solidclass"))	// Tied to solids.
+				{
+					pNewClass->SetSolidClass(true);
+				}
+				else if (IsToken(szToken, "npcclass"))		// NPC class - can be spawned by npc_maker.
+				{
+					pNewClass->SetPointClass(true);
+					pNewClass->SetNPCClass(true);
+				}
+				else if (IsToken(szToken, "filterclass"))	// Filter class - can be used as a filter
+				{
+					pNewClass->SetPointClass(true);
+					pNewClass->SetFilterClass(true);
+				}
+				else if (IsToken(szToken, "moveclass"))		// Animating
+				{
+					pNewClass->SetMoveClass(true);
+					pNewClass->SetPointClass(true);
+				}
+				else if (IsToken(szToken, "keyframeclass"))	// Animation keyframes
+				{
+					pNewClass->SetKeyFrameClass(true);
+					pNewClass->SetPointClass(true);
+				}
+
+				// Check and see if this new class matches an existing one. If so we will override the previous definition.
+				int nExistingClassIndex = 0;
+				GDclass *pExistingClass = ClassForName(pNewClass->GetName(), &nExistingClassIndex);
+				if (NULL != pExistingClass)
+				{
+					m_Classes.InsertAfter(nExistingClassIndex, pNewClass);
+					m_Classes.Remove(nExistingClassIndex);
+				}
+				else
+				{
+					m_Classes.AddToTail(pNewClass);
+				}
+			}
+		}
+		else if (IsToken(szToken, "include"))
+		{
+			if (GDGetToken(tr, szToken, sizeof(szToken), STRING))
+			{
+				// Let's assume it's in the same directory.
+				char justPath[MAX_PATH], loadFilename[MAX_PATH];
+				if ( Q_ExtractFilePath( pszFilename, justPath, sizeof( justPath ) ) )
+				{
+					Q_snprintf( loadFilename, sizeof( loadFilename ), "%s%s", justPath, szToken );
+				}
+				else
+				{
+					Q_strncpy( loadFilename, szToken, sizeof( loadFilename ) );
+				}
+
+				// First try our fully specified directory
+				if (!Load(loadFilename))
+				{
+					// Failing that, try our start directory
+					if (!Load(szToken))
+					{
+						GDError(tr, "error including file: %s", szToken);
+					}
+				}
+			}
+		}
+		else if (IsToken(szToken, "mapsize"))
+		{
+			if (!ParseMapSize(tr))
+			{
+				// Error in map size specifier, skip to next @ sign. 
+				tr.IgnoreTill(OPERATOR, "@");
+			}
+		}
+		else if ( IsToken( szToken, "materialexclusion" ) )
+		{
+			if ( !LoadFGDMaterialExclusions( tr ) )
+			{
+				// FGD exclusions not defined; skip to next @ sign. 
+				tr.IgnoreTill(OPERATOR, "@");
+			}
+		}
+		else if ( IsToken( szToken, "autovisgroup" ) )
+		{
+			if ( !LoadFGDAutoVisGroups( tr ) )
+			{
+				// FGD AutoVisGroups not defined; skip to next @ sign. 
+				tr.IgnoreTill(OPERATOR, "@");
+			}
+		}
+		else
+		{
+			GDError(tr, "unrecognized section name %s", szToken);
+			tr.IgnoreTill(OPERATOR, "@");
+		}
+	}
+
+	if (tr.GetErrorCount() > 0)
+	{
+		return FALSE;
+	}
+
+	tr.Close();
+
+	return TRUE;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Parses the "mapsize" specifier, which should be of the form:
+//
+//			mapsize(min, max)
+//
+//			ex: mapsize(-8192, 8192)
+//
+// Input  : tr - 
+// Output : Returns true on success, false on failure.
+//-----------------------------------------------------------------------------
+bool GameData::ParseMapSize(TokenReader &tr)
+{
+	if (!GDSkipToken(tr, OPERATOR, "("))
+	{
+		return false;
+	}
+
+	char szToken[128];
+	if (!GDGetToken(tr, szToken, sizeof(szToken), INTEGER))
+	{
+		return false;
+	}
+	int nMin = atoi(szToken);	
+
+	if (!GDSkipToken(tr, OPERATOR, ","))
+	{
+		return false;
+	}
+
+	if (!GDGetToken(tr, szToken, sizeof(szToken), INTEGER))
+	{
+		return false;
+	}
+	int nMax = atoi(szToken);	
+
+	if (nMin != nMax)
+	{
+		m_nMinMapCoord = min(nMin, nMax);
+		m_nMaxMapCoord = max(nMin, nMax);
+	}
+
+	if (!GDSkipToken(tr, OPERATOR, ")"))
+	{
+		return false;
+	}
+
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pszName - 
+//			piIndex - 
+// Output : 
+//-----------------------------------------------------------------------------
+GDclass *GameData::ClassForName(const char *pszName, int *piIndex)
+{
+	int nCount = m_Classes.Count();
+	for (int i = 0; i < nCount; i++)
+	{
+		GDclass *mp = m_Classes.Element(i);
+		if(!strcmp(mp->GetName(), pszName))
+		{
+			if(piIndex)
+				piIndex[0] = i;
+			return mp;
+		}
+	}
+
+	return NULL;
+}
+
+
+// These are 'standard' keys that every entity uses, but they aren't specified that way in the .fgd
+static const char *RequiredKeys[] =
+{
+	"Origin",
+	"Angles",
+	NULL
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: this function will set up the initial class about to be instanced
+// Input  : pszClassName - the class name of the entity to be instanced
+//			pszInstancePrefix - the prefix to be used for all name fields
+//			Origin - the origin offset of the instance
+//			Angles - the angle rotation of the instance
+// Output : if successful, will return the game data class of the class name
+//-----------------------------------------------------------------------------
+GDclass *GameData::BeginInstanceRemap( const char *pszClassName, const char *pszInstancePrefix, Vector &Origin, QAngle &Angle )
+{
+	m_InstanceOrigin = Origin;
+	m_InstanceAngle = Angle;
+	AngleMatrix( m_InstanceAngle, m_InstanceOrigin, m_InstanceMat );
+
+	strcpy( m_InstancePrefix, pszInstancePrefix );
+
+	if ( m_InstanceClass )
+	{
+		delete m_InstanceClass;
+		m_InstanceClass = NULL;
+	}
+
+	if ( strcmpi( pszClassName, "info_overlay_accessor" ) == 0 )
+	{	// yucky hack for a made up entity in the bsp process
+		pszClassName = "info_overlay";
+	}
+
+	GDclass	*BaseClass = ClassForName( pszClassName );
+	if ( BaseClass )
+	{
+		m_InstanceClass = new GDclass();
+		m_InstanceClass->Parent = this;
+		m_InstanceClass->AddBase( BaseClass );
+
+		for( int i = 0; RequiredKeys[ i ]; i++ )
+		{
+			if ( m_InstanceClass->VarForName( RequiredKeys[ i ] ) == NULL )
+			{
+				BaseClass = ClassForName( RequiredKeys[ i ] );
+				if ( BaseClass )
+				{
+					m_InstanceClass->AddBase( BaseClass );
+				}
+			}
+		}
+	}
+	else
+	{
+		m_InstanceClass = NULL;
+	}
+
+	return m_InstanceClass;
+}
+
+
+enum tRemapOperation
+{
+	REMAP_NAME = 0,
+	REMAP_POSITION,
+	REMAP_ANGLE,
+	REMAP_ANGLE_NEGATIVE_PITCH,
+};
+
+
+static CUtlMap< GDIV_TYPE, tRemapOperation > RemapOperation;
+
+
+//-----------------------------------------------------------------------------
+// Purpose: function to sort the class type for the RemapOperations map
+// Input  : type1 - the first type to compare against
+//			type2 - the second type to compare against
+// Output : returns true if the first type is less than the second one
+//-----------------------------------------------------------------------------
+static bool CUtlType_LessThan( const GDIV_TYPE &type1, const GDIV_TYPE &type2 )
+{
+	return ( type1 < type2 );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: this function will attempt to remap a key's value
+// Input  : pszKey - the name of the key
+//			pszInvalue - the original value
+//			AllowNameRemapping - only do name remapping if this parameter is true.  
+//				this is generally only false on the instance level.
+// Output : returns true if the value changed
+//			pszOutValue - the new value if changed
+//-----------------------------------------------------------------------------
+bool GameData::RemapKeyValue( const char *pszKey, const char *pszInValue, char *pszOutValue, TNameFixup NameFixup )
+{
+	if ( RemapOperation.Count() == 0 )
+	{
+		RemapOperation.SetLessFunc( &CUtlType_LessThan );
+		RemapOperation.Insert( ivAngle, REMAP_ANGLE );
+		RemapOperation.Insert( ivTargetDest, REMAP_NAME );
+		RemapOperation.Insert( ivTargetSrc, REMAP_NAME );
+		RemapOperation.Insert( ivOrigin, REMAP_POSITION );
+		RemapOperation.Insert( ivAxis, REMAP_ANGLE );
+		RemapOperation.Insert( ivAngleNegativePitch, REMAP_ANGLE_NEGATIVE_PITCH );
+	}
+
+	if ( !m_InstanceClass )
+	{
+		return false;
+	}
+
+	GDinputvariable *KVVar = m_InstanceClass->VarForName( pszKey );
+	if ( !KVVar )
+	{
+		return false;
+	}
+
+	GDIV_TYPE	KVType = KVVar->GetType();
+	int			KVRemapIndex = RemapOperation.Find( KVType );
+	if ( KVRemapIndex == RemapOperation.InvalidIndex() )
+	{
+		return false;
+	}
+
+	strcpy( pszOutValue, pszInValue );
+
+	switch( RemapOperation[ KVRemapIndex ] )
+	{
+		case REMAP_NAME:
+			if ( KVType != ivInstanceVariable )
+			{
+				RemapNameField( pszInValue, pszOutValue, NameFixup );
+			}
+			break;
+
+		case REMAP_POSITION:
+			{
+				Vector	inPoint( 0.0f, 0.0f, 0.0f ), outPoint;
+
+				sscanf ( pszInValue, "%f %f %f", &inPoint.x, &inPoint.y, &inPoint.z );
+				VectorTransform( inPoint, m_InstanceMat, outPoint );
+				sprintf( pszOutValue, "%g %g %g", outPoint.x, outPoint.y, outPoint.z );
+			}
+			break;
+			
+		case REMAP_ANGLE:
+			if ( m_InstanceAngle.x != 0.0f || m_InstanceAngle.y != 0.0f || m_InstanceAngle.z != 0.0f )
+			{
+				QAngle		inAngles( 0.0f, 0.0f, 0.0f ), outAngles;
+				matrix3x4_t angToWorld, localMatrix;
+
+				sscanf ( pszInValue, "%f %f %f", &inAngles.x, &inAngles.y, &inAngles.z );
+
+				AngleMatrix( inAngles, angToWorld );
+				MatrixMultiply( m_InstanceMat, angToWorld, localMatrix );
+				MatrixAngles( localMatrix, outAngles );
+
+				sprintf( pszOutValue, "%g %g %g", outAngles.x, outAngles.y, outAngles.z );
+			}
+			break;
+
+		case REMAP_ANGLE_NEGATIVE_PITCH:
+			if ( m_InstanceAngle.x != 0.0f || m_InstanceAngle.y != 0.0f || m_InstanceAngle.z != 0.0f )
+			{
+				QAngle		inAngles( 0.0f, 0.0f, 0.0f ), outAngles;
+				matrix3x4_t angToWorld, localMatrix;
+
+				sscanf ( pszInValue, "%f", &inAngles.x );	// just the pitch
+				inAngles.x = -inAngles.x;
+
+				AngleMatrix( inAngles, angToWorld );
+				MatrixMultiply( m_InstanceMat, angToWorld, localMatrix );
+				MatrixAngles( localMatrix, outAngles );
+
+				sprintf( pszOutValue, "%g", -outAngles.x );	// just the pitch
+			}
+			break;
+	}
+
+	return ( strcmpi( pszInValue, pszOutValue ) != 0 );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: this function will attempt to remap a name field.
+// Input  : pszInvalue - the original value
+//			AllowNameRemapping - only do name remapping if this parameter is true.  
+//				this is generally only false on the instance level.
+// Output : returns true if the value changed
+//			pszOutValue - the new value if changed
+//-----------------------------------------------------------------------------
+bool GameData::RemapNameField( const char *pszInValue, char *pszOutValue, TNameFixup NameFixup )
+{
+	strcpy( pszOutValue, pszInValue );
+
+	if ( pszInValue[ 0 ] && pszInValue[ 0 ] != '@' )
+	{	// ! at the start of a value means it is global and should not be remaped
+		switch( NameFixup )
+		{
+			case NAME_FIXUP_PREFIX:
+				sprintf( pszOutValue, "%s-%s", m_InstancePrefix, pszInValue );
+				break;
+
+			case NAME_FIXUP_POSTFIX:
+				sprintf( pszOutValue, "%s-%s", pszInValue, m_InstancePrefix );
+				break;
+		}
+	}
+
+	return ( strcmpi( pszInValue, pszOutValue ) != 0 );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Gathers any FGD-defined material directory exclusions
+// Input  : 
+// Output : 
+//-----------------------------------------------------------------------------
+bool GameData::LoadFGDMaterialExclusions( TokenReader &tr )
+{
+	if ( !GDSkipToken( tr, OPERATOR, "[" ) )
+	{
+		return false;
+	}
+	while ( 1 )
+	{
+		char szToken[128];
+		bool bMatchFound = false;
+
+		if ( tr.PeekTokenType( szToken, sizeof( szToken ) ) == OPERATOR )
+		{
+			break;
+		}
+		else if ( GDGetToken( tr, szToken, sizeof( szToken ), STRING ) )
+		{		
+			// Make sure we haven't loaded this from another FGD
+			for ( int i = 0; i < m_FGDMaterialExclusions.Count(); i++ )
+			{
+				if ( !stricmp( szToken, m_FGDMaterialExclusions[i].szDirectory ) )
+				{			
+					bMatchFound = true;
+					break;
+				}
+			}
+
+			// Parse the string
+			if ( bMatchFound == false )
+			{
+				int index = m_FGDMaterialExclusions.AddToTail();
+				Q_strncpy( m_FGDMaterialExclusions[index].szDirectory, szToken, sizeof( m_FGDMaterialExclusions[index].szDirectory ) );
+				m_FGDMaterialExclusions[index].bUserGenerated = false;
+			}
+		}
+	}
+
+	//
+	// Closing square brace.
+	//
+	if ( !GDSkipToken( tr, OPERATOR, "]" ) )
+	{
+		return( FALSE );
+	}
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Gathers any FGD-defined Auto VisGroups
+// Input  : 
+// Output : 
+//-----------------------------------------------------------------------------
+bool GameData::LoadFGDAutoVisGroups( TokenReader &tr )
+{
+	int gindex = 0; // Index of AutoVisGroups
+	int cindex = 0;	// Index of Classes
+
+	char szToken[128];
+	
+	// Handle the Parent -- World Geometry, Entities, World Detail
+	if ( GDSkipToken( tr, OPERATOR, "=" ) )
+	{
+		// We expect a name
+		if ( !GDGetToken( tr, szToken, sizeof( szToken ), STRING ) )
+		{
+			return( FALSE );
+		}
+		
+		gindex = m_FGDAutoVisGroups.AddToTail();
+		Q_strncpy( m_FGDAutoVisGroups[gindex].szParent, szToken, sizeof( m_FGDAutoVisGroups[gindex].szParent ) );
+
+		// We expect a Class
+		if ( !GDSkipToken( tr, OPERATOR, "[" ) )
+		{
+			return( FALSE );
+		}
+	}
+
+	// Handle the Class(es) -- Brush Entities, Occluders, Lights
+	while ( 1 )
+	{
+		if ( GDGetToken( tr, szToken, sizeof( szToken ), STRING ) )
+		{
+			cindex = m_FGDAutoVisGroups[gindex].m_Classes.AddToTail();
+			Q_strncpy( m_FGDAutoVisGroups[gindex].m_Classes[cindex].szClass, szToken, sizeof( m_FGDAutoVisGroups[gindex].m_Classes[cindex].szClass ) );
+
+			if ( !GDSkipToken( tr, OPERATOR, "[" ) )
+			{
+				return( FALSE );
+			}
+
+			// Parse objects/entities -- func_detail, point_template, light_spot
+			while ( 1 )
+			{
+				if ( tr.PeekTokenType( szToken, sizeof( szToken ) ) == OPERATOR )
+				{
+					break;
+				}
+
+				if ( !GDGetToken( tr, szToken, sizeof( szToken ), STRING ) )
+				{
+					return( FALSE );
+				}
+
+				m_FGDAutoVisGroups[gindex].m_Classes[cindex].szEntities.CopyAndAddToTail( szToken );
+
+			}
+
+			if ( !GDSkipToken( tr, OPERATOR, "]" ) )
+			{
+				return( FALSE );
+			}
+
+			// See if we have another Class coming up
+			if ( tr.PeekTokenType( szToken, sizeof( szToken ) ) == STRING )
+			{
+				continue;
+			}
+
+			// If no more Classes, we now expect a terminating ']'
+			if ( !GDSkipToken( tr, OPERATOR, "]" ) )
+			{
+				return( FALSE );
+			}
+
+			// We're done
+			return true;
+		}
+		// We don't have another Class; look for a terminating brace
+		else
+		{
+			if ( !GDSkipToken( tr, OPERATOR, "]" ) )
+			{
+				return( FALSE );
+			}
+		}
+	}
+
+	// Safety net
+	GDError( tr, "Malformed AutoVisGroup -- Last processed:  %s", szToken );
+	return( FALSE );
+}
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgoff.h"

fgdlib/gdvar.cpp

@@ -0,0 +1,729 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+//=============================================================================
+
+#include "fgdlib/fgdlib.h"
+#include "fgdlib/GameData.h"
+#include "fgdlib/WCKeyValues.h"
+#include "fgdlib/gdvar.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include <tier0/memdbgon.h>
+
+
+typedef struct
+{
+	GDIV_TYPE eType;		// The enumeration of this type.
+	char *pszName;			// The name of this type.
+	trtoken_t eStoreAs;		// How this type is stored (STRING, INTEGER, etc).
+} TypeMap_t;
+
+
+//-----------------------------------------------------------------------------
+// Maps type names to type enums and parsing logic for values.
+//-----------------------------------------------------------------------------
+static TypeMap_t TypeMap[] =
+{
+	{ ivAngle,				"angle",				STRING },
+	{ ivChoices,			"choices",				STRING },
+	{ ivColor1,				"color1",				STRING },
+	{ ivColor255,			"color255",				STRING },
+	{ ivDecal,				"decal",				STRING },
+	{ ivFlags,				"flags",				INTEGER },
+	{ ivInteger,			"integer",				INTEGER },
+	{ ivSound,				"sound",				STRING },
+	{ ivSprite,				"sprite",				STRING },
+	{ ivString,				"string",				STRING },
+	{ ivStudioModel,		"studio",				STRING },
+	{ ivTargetDest,			"target_destination",	STRING },
+	{ ivTargetSrc,			"target_source",		STRING },
+	{ ivTargetNameOrClass,	"target_name_or_class",	STRING },	// Another version of target_destination that accepts class names
+	{ ivVector,				"vector",				STRING },
+	{ ivNPCClass,			"npcclass",				STRING },
+	{ ivFilterClass,		"filterclass",			STRING },
+	{ ivFloat,				"float",				STRING },
+	{ ivMaterial,			"material",				STRING },
+	{ ivScene,				"scene",				STRING },
+	{ ivSide,				"side",					STRING },
+	{ ivSideList,			"sidelist",				STRING },
+	{ ivOrigin,				"origin",				STRING },
+	{ ivAxis,				"axis",					STRING },
+	{ ivVecLine,			"vecline",				STRING },
+	{ ivPointEntityClass,	"pointentityclass",		STRING },
+	{ ivNodeDest,			"node_dest",			INTEGER },
+	{ ivInstanceFile,		"instance_file",		STRING },
+	{ ivAngleNegativePitch,	"angle_negative_pitch",	STRING },
+	{ ivInstanceVariable,	"instance_variable",	STRING },
+	{ ivInstanceParm,		"instance_parm",		STRING },
+};
+
+
+char *GDinputvariable::m_pszEmpty = "";
+
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+GDinputvariable::GDinputvariable(void)
+{
+	m_szDefault[0] = 0;
+	m_nDefault = 0;
+	m_szValue[0] = 0;
+	m_bReportable = FALSE;
+	m_bReadOnly = false;
+	m_pszDescription = NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: construct generally used for creating a temp instance parm type
+// Input  : szType - the textual type of this variable
+//			szName - the name description of this variable
+//-----------------------------------------------------------------------------
+GDinputvariable::GDinputvariable( const char *szType, const char *szName )
+{
+	m_szDefault[0] = 0;
+	m_nDefault = 0;
+	m_szValue[0] = 0;
+	m_bReportable = FALSE;
+	m_bReadOnly = false;
+	m_pszDescription = NULL;
+
+	m_eType = GetTypeFromToken( szType );
+	strcpy( m_szName, szName );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor.
+//-----------------------------------------------------------------------------
+GDinputvariable::~GDinputvariable(void)
+{
+	delete [] m_pszDescription;
+	m_Items.RemoveAll();
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Implements the copy operator.
+//-----------------------------------------------------------------------------
+GDinputvariable &GDinputvariable::operator =(GDinputvariable &Other)
+{
+	m_eType = Other.GetType();
+	strcpy(m_szName, Other.m_szName);
+	strcpy(m_szLongName, Other.m_szLongName);
+	strcpy(m_szDefault, Other.m_szDefault);
+
+	//
+	// Copy the description.
+	//
+	delete [] m_pszDescription;
+	if (Other.m_pszDescription != NULL)
+	{
+		m_pszDescription = new char[strlen(Other.m_pszDescription) + 1];
+		strcpy(m_pszDescription, Other.m_pszDescription);
+	}
+	else
+	{
+		m_pszDescription = NULL;
+	}
+
+	m_nDefault = Other.m_nDefault;
+	m_bReportable = Other.m_bReportable;
+	m_bReadOnly = Other.m_bReadOnly;
+
+	m_Items.RemoveAll();
+	
+	int nCount = Other.m_Items.Count();
+	for (int i = 0; i < nCount; i++)
+	{
+		m_Items.AddToTail(Other.m_Items.Element(i));
+	}
+
+	return(*this);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns the storage format of a given variable type.
+// Input  : pszToken - Sting containing the token.
+// Output : GDIV_TYPE corresponding to the token in the string, ivBadType if the
+//			string does not correspond to a valid type.
+//-----------------------------------------------------------------------------
+trtoken_t GDinputvariable::GetStoreAsFromType(GDIV_TYPE eType)
+{
+	for (int i = 0; i < sizeof(TypeMap) / sizeof(TypeMap[0]); i++)
+	{
+		if (TypeMap[i].eType == eType)
+		{
+			return(TypeMap[i].eStoreAs);
+		}
+	}
+
+	Assert(FALSE);
+	return(STRING);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns the enumerated type of a string token.
+// Input  : pszToken - Sting containing the token.
+// Output : GDIV_TYPE corresponding to the token in the string, ivBadType if the
+//			string does not correspond to a valid type.
+//-----------------------------------------------------------------------------
+GDIV_TYPE GDinputvariable::GetTypeFromToken(const char *pszToken)
+{
+	for (int i = 0; i < sizeof(TypeMap) / sizeof(TypeMap[0]); i++)
+	{
+		if (IsToken(pszToken, TypeMap[i].pszName))
+		{
+			return(TypeMap[i].eType);
+		}
+	}
+
+	return(ivBadType);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns a string representing the type of this variable, eg. "integer".
+//-----------------------------------------------------------------------------
+const char *GDinputvariable::GetTypeText(void)
+{
+	for (int i = 0; i < sizeof(TypeMap) / sizeof(TypeMap[0]); i++)
+	{
+		if (TypeMap[i].eType == m_eType)
+		{
+			return(TypeMap[i].pszName);
+		}
+	}
+
+	return("unknown");
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : tr - 
+// Output : Returns TRUE on success, FALSE on failure.
+//-----------------------------------------------------------------------------
+BOOL GDinputvariable::InitFromTokens(TokenReader& tr)
+{
+	char szToken[128];
+
+	if (!GDGetToken(tr, m_szName, sizeof(m_szName), IDENT))
+	{
+		return FALSE;
+	}
+
+	if (!GDSkipToken(tr, OPERATOR, "("))
+	{
+		return FALSE;
+	}
+
+	// check for "reportable" marker
+	trtoken_t ttype = tr.NextToken(szToken, sizeof(szToken));
+	if (ttype == OPERATOR)
+	{
+		if (!strcmp(szToken, "*"))
+		{
+			m_bReportable = true;
+		}
+	}
+	else
+	{
+		tr.Stuff(ttype, szToken);
+	}
+
+	// get type
+	if (!GDGetToken(tr, szToken, sizeof(szToken), IDENT))
+	{
+		return FALSE;
+	}
+
+	if (!GDSkipToken(tr, OPERATOR, ")"))
+	{
+		return FALSE;
+	}
+
+	//
+	// Check for known variable types.
+	//
+	m_eType = GetTypeFromToken(szToken);
+	if (m_eType == ivBadType)
+	{
+		GDError(tr, "'%s' is not a valid variable type", szToken);
+		return FALSE;
+	}
+
+	//
+	// Look ahead at the next token.
+	//
+	ttype = tr.PeekTokenType(szToken,sizeof(szToken));
+
+	//
+	// Check for the "readonly" specifier.
+	//
+	if ((ttype == IDENT) && IsToken(szToken, "readonly"))
+	{
+		tr.NextToken(szToken, sizeof(szToken));
+		m_bReadOnly = true;
+
+		//
+		// Look ahead at the next token.
+		//
+		ttype = tr.PeekTokenType(szToken,sizeof(szToken));
+	}
+
+	//
+	// Check for the ':' indicating a long name.
+	//
+	if (ttype == OPERATOR && IsToken(szToken, ":"))
+	{
+		//
+		// Eat the ':'.
+		//
+		tr.NextToken(szToken, sizeof(szToken));
+
+		if (m_eType == ivFlags)
+		{
+			GDError(tr, "flag sets do not have long names");
+			return FALSE;
+		}
+
+		//
+		// Get the long name.
+		//
+		if (!GDGetToken(tr, m_szLongName, sizeof(m_szLongName), STRING))
+		{
+			return(FALSE);
+		}
+
+		//
+		// Look ahead at the next token.
+		//
+		ttype = tr.PeekTokenType(szToken,sizeof(szToken));
+
+		//
+		// Check for the ':' indicating a default value.
+		//
+		if (ttype == OPERATOR && IsToken(szToken, ":"))
+		{
+			//
+			// Eat the ':'.
+			//
+			tr.NextToken(szToken, sizeof(szToken));
+
+			//
+			// Look ahead at the next token.
+			//
+			ttype = tr.PeekTokenType(szToken,sizeof(szToken));
+			if (ttype == OPERATOR && IsToken(szToken, ":"))
+			{
+				//
+				// No default value provided, skip to the description.
+				//
+			}
+			else
+			{
+				//
+				// Determine how to parse the default value. If this is a choices field, the
+				// default could either be a string or an integer, so we must look ahead and
+				// use whichever is there.
+				//
+				trtoken_t eStoreAs = GetStoreAsFromType(m_eType);
+
+				if (eStoreAs == STRING)
+				{
+					if (!GDGetToken(tr, m_szDefault, sizeof(m_szDefault), STRING))
+					{
+						return(FALSE);
+					}
+				}
+				else if (eStoreAs == INTEGER)
+				{
+					if (!GDGetToken(tr, szToken, sizeof(szToken), INTEGER))
+					{
+						return(FALSE);
+					}
+
+					m_nDefault = atoi(szToken);
+				}
+
+				//
+				// Look ahead at the next token.
+				//
+				ttype = tr.PeekTokenType(szToken,sizeof(szToken));
+			}
+		}
+
+		//
+		// Check for the ':' indicating a description.
+		//
+		if (ttype == OPERATOR && IsToken(szToken, ":"))
+		{
+			//
+			// Eat the ':'.
+			//
+			tr.NextToken(szToken, sizeof(szToken));
+
+			//
+			// Read the description.
+			//
+
+			// If we've already read a description then free it to avoid memory leaks.
+			if ( m_pszDescription )
+			{
+				delete [] m_pszDescription;
+				m_pszDescription = NULL;
+			}
+			if (!GDGetTokenDynamic(tr, &m_pszDescription, STRING))
+			{
+				return(FALSE);
+			}
+
+			//
+			// Look ahead at the next token.
+			//
+			ttype = tr.PeekTokenType(szToken,sizeof(szToken));
+		}
+	}
+	else
+	{
+		//
+		// Default long name is short name.
+		//
+		strcpy(m_szLongName, m_szName);
+	}
+
+	//
+	// Check for the ']' indicating the end of the class definition.
+	//
+	if ((ttype == OPERATOR && IsToken(szToken, "]")) ||	ttype != OPERATOR)
+	{
+		if (m_eType == ivFlags || m_eType == ivChoices)
+		{
+			//
+			// Can't define a flags or choices variable without providing any flags or choices.
+			//
+			GDError(tr, "no %s specified", m_eType == ivFlags ? "flags" : "choices");
+			return(FALSE);
+		}
+		return(TRUE);
+	}
+
+	if (!GDSkipToken(tr, OPERATOR, "="))
+	{
+		return(FALSE);
+	}
+
+	if (m_eType != ivFlags && m_eType != ivChoices)
+	{
+		GDError(tr, "didn't expect '=' here");
+		return(FALSE);
+	}
+
+	// should be '[' to start flags/choices
+	if (!GDSkipToken(tr, OPERATOR, "["))
+	{
+		return(FALSE);
+	}
+
+	// get flags?
+	if (m_eType == ivFlags)
+	{
+		GDIVITEM ivi;
+
+		while (1)
+		{
+			ttype = tr.PeekTokenType();
+			if (ttype != INTEGER)
+			{
+				break;
+			}
+
+			// store bitflag value
+			GDGetToken(tr, szToken, sizeof(szToken), INTEGER);
+			sscanf( szToken, "%lu", &ivi.iValue );
+
+			// colon..
+			if (!GDSkipToken(tr, OPERATOR, ":"))
+			{
+				return FALSE;
+			}
+
+			// get description
+			if (!GDGetToken(tr, szToken, sizeof(szToken), STRING))
+			{
+				return FALSE;
+			}
+			strcpy(ivi.szCaption, szToken);
+
+			// colon..
+			if (!GDSkipToken(tr, OPERATOR, ":"))
+			{
+				return FALSE;
+			}
+
+			// get default setting
+			if (!GDGetToken(tr, szToken, sizeof(szToken), INTEGER))
+			{
+				return FALSE;
+			}
+			ivi.bDefault = atoi(szToken) ? TRUE : FALSE;
+
+			// add item to array of items
+			m_Items.AddToTail(ivi);
+		}
+		
+		// Set the default value.
+		unsigned long nDefault = 0;
+		for (int i = 0; i < m_Items.Count(); i++)
+		{
+			if (m_Items[i].bDefault)
+				nDefault |= m_Items[i].iValue;
+		}
+		m_nDefault = (int)nDefault;
+		Q_snprintf( m_szDefault, sizeof( m_szDefault ), "%d", m_nDefault );
+	}
+	else if (m_eType == ivChoices)
+	{
+		GDIVITEM ivi;
+
+		while (1)
+		{
+			ttype = tr.PeekTokenType();
+			if ((ttype != INTEGER) && (ttype != STRING))
+			{
+				break;
+			}
+
+			// store choice value
+			GDGetToken(tr, szToken, sizeof(szToken), ttype);
+			ivi.iValue = 0;
+			strcpy(ivi.szValue, szToken);
+
+			// colon
+			if (!GDSkipToken(tr, OPERATOR, ":"))
+			{
+				return FALSE;
+			}
+
+			// get description
+			if (!GDGetToken(tr, szToken, sizeof(szToken), STRING))
+			{
+				return FALSE;
+			}
+
+			strcpy(ivi.szCaption, szToken);
+
+			m_Items.AddToTail(ivi);
+		}
+	}
+
+	if (!GDSkipToken(tr, OPERATOR, "]"))
+	{
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Decodes a key value from a string.
+// Input  : pkv - Pointer to the key value object containing string encoded value.
+//-----------------------------------------------------------------------------
+void GDinputvariable::FromKeyValue(MDkeyvalue *pkv)
+{
+	trtoken_t eStoreAs = GetStoreAsFromType(m_eType);
+
+	if (eStoreAs == STRING)
+	{
+		strcpy(m_szValue, pkv->szValue);
+	}
+	else if (eStoreAs == INTEGER)
+	{
+		m_nValue = atoi(pkv->szValue);
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Determines whether the given flag is set (assuming this is an ivFlags).
+// Input  : uCheck - Flag to check.
+// Output : Returns TRUE if flag is set, FALSE if not.
+//-----------------------------------------------------------------------------
+BOOL GDinputvariable::IsFlagSet(unsigned int uCheck)
+{
+	Assert(m_eType == ivFlags);
+	return (((unsigned int)m_nValue & uCheck) == uCheck) ? TRUE : FALSE;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Combines the flags or choices items from another variable into our
+//			list of flags or choices. Ours take priority if collisions occur.
+// Input  : Other - The variable whose items are being merged with ours.
+//-----------------------------------------------------------------------------
+void GDinputvariable::Merge(GDinputvariable &Other)
+{
+	//
+	// Only valid if we are of the same type.
+	//
+	if (Other.GetType() != GetType())
+	{
+		return;
+	}
+
+	//
+	// Add Other's items to this ONLY if there is no same-value entry
+	// for a specific item.
+	//
+	bool bFound = false;
+	int nOurItems = m_Items.Count();
+	for (int i = 0; i < Other.m_Items.Count(); i++)
+	{
+		GDIVITEM &TheirItem = Other.m_Items[i];
+		for (int j = 0; j < nOurItems; j++)
+		{
+			GDIVITEM &OurItem = m_Items[j];
+			if (TheirItem.iValue == OurItem.iValue)
+			{
+				bFound = true;
+				break;
+			}
+		}
+
+		if (!bFound)
+		{
+			//
+			// Not found in our list - add their item to our list.
+			//
+			m_Items.AddToTail(TheirItem);
+		}
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Determines whether the given flag is set (assuming this is an ivFlags).
+// Input  : uFlags - Flags to set.
+//			bSet - TRUE to set the flags, FALSE to clear them.
+//-----------------------------------------------------------------------------
+void GDinputvariable::SetFlag(unsigned int uFlags, BOOL bSet)
+{
+	Assert(m_eType == ivFlags);
+	if (bSet)
+	{
+		m_nValue |= uFlags;
+	}
+	else
+	{
+		m_nValue &= ~uFlags;
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Sets this keyvalue to its default value.
+//-----------------------------------------------------------------------------
+void GDinputvariable::ResetDefaults(void)
+{
+	if (m_eType == ivFlags)
+	{
+		m_nValue = 0;
+
+		//
+		// Run thru flags and set any default flags.
+		//
+		int nCount = m_Items.Count();
+		for (int i = 0; i < nCount; i++)
+		{
+			if (m_Items[i].bDefault)
+			{
+				m_nValue |= GetFlagMask(i);
+			}
+		}
+	}
+	else
+	{
+		m_nValue = m_nDefault;
+		strcpy(m_szValue, m_szDefault);
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Encodes a key value as a string.
+// Input  : pkv - Pointer to the key value object to receive the encoded string.
+//-----------------------------------------------------------------------------
+void GDinputvariable::ToKeyValue(MDkeyvalue *pkv)
+{
+	strcpy(pkv->szKey, m_szName);
+
+	trtoken_t eStoreAs = GetStoreAsFromType(m_eType);
+
+	if (eStoreAs == STRING)
+	{
+		strcpy(pkv->szValue, m_szValue);
+	}
+	else if (eStoreAs == INTEGER)
+	{
+		itoa(m_nValue, pkv->szValue, 10);
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns the description string that corresponds to a value string
+//			for a choices list.
+// Input  : pszString - The choices value string.
+// Output : Returns the description string.
+//-----------------------------------------------------------------------------
+const char *GDinputvariable::ItemStringForValue(const char *szValue)
+{
+	int nCount = m_Items.Count();
+	for (int i = 0; i < nCount; i++)
+	{
+		if (!stricmp(m_Items[i].szValue, szValue))
+		{
+			return(m_Items[i].szCaption);
+		}
+	}
+
+	return(NULL);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns the value string that corresponds to a description string
+//			for a choices list.
+// Input  : pszString - The choices description string.
+// Output : Returns the value string.
+//-----------------------------------------------------------------------------
+const char *GDinputvariable::ItemValueForString(const char *szString)
+{
+	int nCount = m_Items.Count();
+	for (int i = 0; i < nCount; i++)
+	{
+		if (!strcmpi(m_Items[i].szCaption, szString))
+		{
+			return(m_Items[i].szValue);
+		}
+	}
+
+	return(NULL);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: this function will let you iterate through the text names of the variable types
+// Input  : eType - the type to get the text of
+// Output : returns the textual name
+//-----------------------------------------------------------------------------
+const char *GDinputvariable::GetVarTypeName( GDIV_TYPE eType )
+{
+	return TypeMap[ eType ].pszName;
+}
+
+

fgdlib/inputoutput.cpp

@@ -0,0 +1,171 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+
+#include <tier0/dbg.h>
+#include "fgdlib/InputOutput.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include <tier0/memdbgon.h>
+
+
+typedef struct
+{
+	InputOutputType_t eType;	// The enumeration of this type.
+	char *pszName;				// The name of this type.
+} TypeMap_t;
+
+
+char *CClassInputOutputBase::g_pszEmpty = "";
+
+
+//-----------------------------------------------------------------------------
+// Maps type names to type enums for inputs and outputs.
+//-----------------------------------------------------------------------------
+static TypeMap_t TypeMap[] =
+{
+	{ iotVoid,		"void" },
+	{ iotInt,		"integer" },
+	{ iotBool,		"bool" },
+	{ iotString,	"string" },
+	{ iotFloat,		"float" },
+	{ iotVector,	"vector" },
+	{ iotEHandle,	"target_destination" },
+	{ iotColor,		"color255" },
+	{ iotEHandle,	"ehandle" }, // for backwards compatibility
+};
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CClassInputOutputBase::CClassInputOutputBase(void)
+{
+	m_eType = iotInvalid;
+	m_pszDescription = NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pszName - 
+//			eType - 
+//-----------------------------------------------------------------------------
+CClassInputOutputBase::CClassInputOutputBase(const char *pszName, InputOutputType_t eType)
+{
+	m_pszDescription = NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor.
+//-----------------------------------------------------------------------------
+CClassInputOutputBase::~CClassInputOutputBase(void)
+{
+	delete m_pszDescription;
+	m_pszDescription = NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns a string representing the type of this I/O, eg. "integer".
+//-----------------------------------------------------------------------------
+const char *CClassInputOutputBase::GetTypeText(void)
+{
+	for (int i = 0; i < sizeof(TypeMap) / sizeof(TypeMap[0]); i++)
+	{
+		if (TypeMap[i].eType == m_eType)
+		{
+			return(TypeMap[i].pszName);
+		}
+	}
+
+	return("unknown");
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : szType - 
+// Output : InputOutputType_t
+//-----------------------------------------------------------------------------
+InputOutputType_t CClassInputOutputBase::SetType(const char *szType)
+{
+	for (int i = 0; i < sizeof(TypeMap) / sizeof(TypeMap[0]); i++)
+	{
+		if (!stricmp(TypeMap[i].pszName, szType))
+		{
+			m_eType = TypeMap[i].eType;
+			return(m_eType);
+		}
+	}
+
+	return(iotInvalid);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Assignment operator.
+//-----------------------------------------------------------------------------
+CClassInputOutputBase &CClassInputOutputBase::operator =(CClassInputOutputBase &Other)
+{
+	strcpy(m_szName, Other.m_szName);
+	m_eType = Other.m_eType;
+
+	//
+	// Copy the description.
+	//
+	delete m_pszDescription;
+	if (Other.m_pszDescription != NULL)
+	{
+		m_pszDescription = new char[strlen(Other.m_pszDescription) + 1];
+		strcpy(m_pszDescription, Other.m_pszDescription);
+	}
+	else
+	{
+		m_pszDescription = NULL;
+	}
+
+	return(*this);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CClassInput::CClassInput(void)
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pszName - 
+//			eType - 
+//-----------------------------------------------------------------------------
+CClassInput::CClassInput(const char *pszName, InputOutputType_t eType)
+	: CClassInputOutputBase(pszName, eType)
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CClassOutput::CClassOutput(void)
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pszName - 
+//			eType - 
+//-----------------------------------------------------------------------------
+CClassOutput::CClassOutput(const char *pszName, InputOutputType_t eType)
+	: CClassInputOutputBase(pszName, eType)
+{
+}

fgdlib/wckeyvalues.cpp

@@ -0,0 +1,282 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "fgdlib/WCKeyValues.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include <tier0/memdbgon.h>
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor.
+//-----------------------------------------------------------------------------
+MDkeyvalue::~MDkeyvalue(void)
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Assignment operator.
+//-----------------------------------------------------------------------------
+MDkeyvalue &MDkeyvalue::operator =(const MDkeyvalue &other)
+{
+	V_strcpy_safe(szKey, other.szKey);
+	V_strcpy_safe(szValue, other.szValue);
+
+	return(*this);
+}
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+void WCKVBase_Vector::RemoveKeyAt(int nIndex)
+{
+	Assert(nIndex >= 0);
+	Assert(nIndex < (int)m_KeyValues.Count());
+
+	if ((nIndex >= 0) && (nIndex < (int)m_KeyValues.Count()))
+	{
+		m_KeyValues.Remove(nIndex);
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Adds the key to the keyvalue array. Allows duplicate keys.
+//
+//			NOTE: This should only be used for keyvalue lists that do not require
+//			unique key names! If you use this function then you should use GetCount
+//			and GetKey/Value by index rather than GetValue by key name.
+//-----------------------------------------------------------------------------
+void WCKVBase_Vector::AddKeyValue(const char *pszKey, const char *pszValue)
+{
+	if (!pszKey || !pszValue)
+	{
+		return;
+	}
+
+	char szTmpKey[KEYVALUE_MAX_KEY_LENGTH];
+	char szTmpValue[KEYVALUE_MAX_VALUE_LENGTH];
+
+	V_strcpy_safe(szTmpKey, pszKey);
+	V_strcpy_safe(szTmpValue, pszValue);
+
+	StripEdgeWhiteSpace(szTmpKey);
+	StripEdgeWhiteSpace(szTmpValue);
+
+	//
+	// Add the keyvalue to our list.
+	//
+	MDkeyvalue newkv;
+	V_strcpy_safe(newkv.szKey, szTmpKey);
+	V_strcpy_safe(newkv.szValue, szTmpValue);
+	m_KeyValues.AddToTail(newkv);
+}
+
+int WCKVBase_Vector::FindByKeyName( const char *pKeyName ) const
+{
+	for ( int i=0; i < m_KeyValues.Count(); i++ )
+	{
+		if ( V_stricmp( m_KeyValues[i].szKey, pKeyName ) == 0 )
+			return i;
+	}
+	return GetInvalidIndex();
+}
+
+void WCKVBase_Vector::InsertKeyValue( const MDkeyvalue &kv )
+{
+	m_KeyValues.AddToTail( kv );
+}
+
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+void WCKVBase_Dict::RemoveKeyAt(int nIndex)
+{
+	m_KeyValues.RemoveAt(nIndex);
+}
+
+
+int WCKVBase_Dict::FindByKeyName( const char *pKeyName ) const
+{
+	return m_KeyValues.Find( pKeyName );
+}
+
+void WCKVBase_Dict::InsertKeyValue( const MDkeyvalue &kv )
+{
+	m_KeyValues.Insert( kv.szKey, kv );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructor. Sets the initial size of the keyvalue array.
+//-----------------------------------------------------------------------------
+template<class Base>
+WCKeyValuesT<Base>::WCKeyValuesT(void)
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor. Deletes the contents of this keyvalue array.
+//-----------------------------------------------------------------------------
+template<class Base>
+WCKeyValuesT<Base>::~WCKeyValuesT(void)
+{
+	//int i = 0;
+	//while (i < m_KeyValues.GetSize())
+	//{
+	//	delete m_KeyValues.GetAt(i++);
+	//}
+
+	RemoveAll();
+}
+
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+template<class Base>
+const char *WCKeyValuesT<Base>::GetValue(const char *pszKey, int *piIndex) const
+{
+	int i = FindByKeyName( pszKey );
+	if ( i == GetInvalidIndex() )
+	{
+		return NULL;
+	}
+	else
+	{
+		if(piIndex)
+			piIndex[0] = i;
+			
+		return m_KeyValues[i].szValue;
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+template<class Base>
+void WCKeyValuesT<Base>::RemoveKey(const char *pszKey)
+{
+	SetValue(pszKey, (const char *)NULL);
+}
+
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+template<class Base>
+void WCKeyValuesT<Base>::SetValue(const char *pszKey, int iValue)
+{
+	char szValue[100];
+	itoa(iValue, szValue, 10);
+
+	SetValue(pszKey, szValue);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Strips leading and trailing whitespace from the string.
+// Input  : psz - 
+//-----------------------------------------------------------------------------
+void StripEdgeWhiteSpace(char *psz)
+{
+	if (!psz || !*psz)
+		return;
+
+	char *pszBase = psz;
+
+	while (V_isspace(*psz))
+	{
+		psz++;
+	}
+
+	int iLen = strlen(psz) - 1;
+	
+	if ( iLen >= 0 )
+	{
+		while (V_isspace(psz[iLen]))
+		{
+			psz[iLen--] = 0;
+		}
+	}
+
+	if (psz != pszBase)
+	{
+		memmove(pszBase, psz, iLen + 2);
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pszKey - 
+//			pszValue - 
+//-----------------------------------------------------------------------------
+template<class Base>
+void WCKeyValuesT<Base>::SetValue(const char *pszKey, const char *pszValue)
+{
+	char szTmpKey[KEYVALUE_MAX_KEY_LENGTH];
+	char szTmpValue[KEYVALUE_MAX_VALUE_LENGTH];
+
+	V_strcpy_safe(szTmpKey, pszKey);
+
+	if (pszValue != NULL)
+	{
+		V_strcpy_safe(szTmpValue, pszValue);
+	}
+	else
+	{
+		szTmpValue[0] = 0;
+	}
+
+	StripEdgeWhiteSpace(szTmpKey);
+	StripEdgeWhiteSpace(szTmpValue);
+
+	int i = FindByKeyName( szTmpKey );
+	if ( i == GetInvalidIndex() )
+	{
+		if ( pszValue )
+		{
+			//
+			// Add the keyvalue to our list.
+			//
+			MDkeyvalue newkv;
+			Q_strncpy( newkv.szKey, szTmpKey, sizeof( newkv.szKey ) );
+			Q_strncpy( newkv.szValue, szTmpValue, sizeof( newkv.szValue ) );
+			InsertKeyValue( newkv );
+		}
+	}
+	else
+	{
+		if (pszValue != NULL)
+		{
+			V_strncpy(m_KeyValues[i].szValue, szTmpValue, sizeof(m_KeyValues[i].szValue));
+		}
+		//
+		// If we are setting to a NULL value, delete the key.
+		//
+		else
+		{
+			RemoveKeyAt( i );
+		}
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+template<class Base>
+void WCKeyValuesT<Base>::RemoveAll(void)
+{
+	m_KeyValues.RemoveAll();
+}
+
+
+// Explicit instantiations.
+template class WCKeyValuesT<WCKVBase_Dict>;
+template class WCKeyValuesT<WCKVBase_Vector>;
+
+
+