630 lines
19 KiB
C++
630 lines
19 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================
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#include "importkeyvaluebase.h"
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#include "dmserializers.h"
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#include "datamodel/idatamodel.h"
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#include "datamodel/dmelement.h"
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#include "tier1/KeyValues.h"
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#include "tier1/utlbuffer.h"
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#include "datamodel/dmattribute.h"
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//-----------------------------------------------------------------------------
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// Serialization class for VMF files (map files)
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//-----------------------------------------------------------------------------
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class CImportVMF : public CImportKeyValueBase
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{
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public:
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virtual const char *GetName() const { return "vmf"; }
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virtual const char *GetDescription() const { return "Valve Map File"; }
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virtual int GetCurrentVersion() const { return 0; } // doesn't store a version
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bool Serialize( CUtlBuffer &outBuf, CDmElement *pRoot );
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CDmElement* UnserializeFromKeyValues( KeyValues *pKeyValues );
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private:
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// Reads a single entity
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bool UnserializeEntityKey( CDmAttribute *pEntities, KeyValues *pKeyValues );
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// Reads entity editor keys
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bool UnserializeEntityEditorKey( CDmAttribute *pEditor, KeyValues *pKeyValues );
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// Reads keys that we currently do nothing with
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bool UnserializeUnusedKeys( DmElementHandle_t hOther, KeyValues *pKeyValues );
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// Writes out all everything other than entities
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bool SerializeOther( CUtlBuffer &buf, CDmAttribute *pOther, const char **ppFilter = 0 );
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// Writes out all entities
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bool SerializeEntities( CUtlBuffer &buf, CDmAttribute *pEntities );
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// Writes out a single attribute recursively
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bool SerializeAttribute( CUtlBuffer &buf, CDmAttribute *pAttribute, bool bElementArrays );
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// Writes entity editor keys
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bool SerializeEntityEditorKey( CUtlBuffer &buf, DmElementHandle_t hEditor );
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// Updates the max hammer id
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void UpdateMaxHammerId( KeyValues *pKeyValue );
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// Max id read from the file
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int m_nMaxHammerId;
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};
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//-----------------------------------------------------------------------------
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// Singleton instance
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//-----------------------------------------------------------------------------
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static CImportVMF s_ImportVMF;
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void InstallVMFImporter( IDataModel *pFactory )
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{
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pFactory->AddSerializer( &s_ImportVMF );
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}
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//-----------------------------------------------------------------------------
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// Deals with poorly-named key values for the DME system
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//-----------------------------------------------------------------------------
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static const char *s_pKeyRemapNames[][2] =
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{
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{ "id", "__id" },
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{ "name", "__name" },
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{ "type", "__type" },
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{ NULL, NULL },
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};
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//-----------------------------------------------------------------------------
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// Gets remap name for unserialization/serailzation
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//-----------------------------------------------------------------------------
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static const char *GetRemapName( const char *pName, bool bSerialization )
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{
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for ( int i = 0; s_pKeyRemapNames[i][0]; ++i )
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{
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if ( !Q_stricmp( pName, s_pKeyRemapNames[i][bSerialization] ) )
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return s_pKeyRemapNames[i][1 - bSerialization];
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}
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return pName;
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}
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//-----------------------------------------------------------------------------
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// Writes out a single attribute recursively
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//-----------------------------------------------------------------------------
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bool CImportVMF::SerializeAttribute( CUtlBuffer &buf, CDmAttribute *pAttribute, bool bElementArrays )
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{
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if ( pAttribute->IsFlagSet( FATTRIB_STANDARD | FATTRIB_DONTSAVE ) )
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return true;
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const char *pFieldName = GetRemapName( pAttribute->GetName(), true );
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if ( !Q_stricmp( pFieldName, "editorType" ) )
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return true;
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if ( !IsArrayType( pAttribute->GetType() ) )
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{
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if ( !bElementArrays )
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{
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buf.Printf( "\"%s\" ", pFieldName );
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if ( pAttribute->GetType() != AT_STRING )
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{
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buf.Printf( "\"" );
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}
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g_pDataModel->SetSerializationDelimiter( GetCStringCharConversion() );
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pAttribute->Serialize( buf );
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g_pDataModel->SetSerializationDelimiter( NULL );
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if ( pAttribute->GetType() != AT_STRING )
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{
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buf.Printf( "\"" );
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}
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buf.Printf( "\n" );
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}
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}
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else
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{
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if ( bElementArrays )
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{
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Assert( pAttribute->GetType() == AT_ELEMENT_ARRAY );
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if ( !SerializeOther( buf, pAttribute ) )
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return false;
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}
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Writes out all everything other than entities
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//-----------------------------------------------------------------------------
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bool CImportVMF::SerializeOther( CUtlBuffer &buf, CDmAttribute *pOther, const char **ppFilter )
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{
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CDmrElementArray<> array( pOther );
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int nCount = array.Count();
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for ( int i = 0; i < nCount; ++i )
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{
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CDmElement *pElement = array[i];
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const char *pElementName = pElement->GetName();
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if ( ppFilter )
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{
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int j;
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for ( j = 0; ppFilter[j]; ++j )
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{
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if ( !Q_stricmp( pElementName, ppFilter[j] ) )
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break;
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}
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if ( !ppFilter[j] )
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continue;
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}
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int nLen = Q_strlen( pElementName ) + 1;
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char *pTemp = (char*)_alloca( nLen );
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Q_strncpy( pTemp, pElementName, nLen );
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Q_strlower( pTemp );
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buf.Printf( "%s\n", pTemp );
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buf.Printf( "{\n" );
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buf.PushTab();
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// Normal attributes first
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for( CDmAttribute *pAttribute = pElement->FirstAttribute(); pAttribute; pAttribute = pAttribute->NextAttribute() )
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{
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if ( !SerializeAttribute( buf, pAttribute, false ) )
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return false;
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}
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// Subkeys later
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for( CDmAttribute *pAttribute = pElement->FirstAttribute(); pAttribute; pAttribute = pAttribute->NextAttribute() )
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{
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if ( !SerializeAttribute( buf, pAttribute, true ) )
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return false;
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}
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buf.PopTab();
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buf.Printf( "}\n" );
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Writes entity editor keys
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//-----------------------------------------------------------------------------
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bool CImportVMF::SerializeEntityEditorKey( CUtlBuffer &buf, DmElementHandle_t hEditor )
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{
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CDmElement *pEditorElement = g_pDataModel->GetElement( hEditor );
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if ( !pEditorElement )
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return true;
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buf.Printf( "editor\n" );
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buf.Printf( "{\n" );
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buf.PushTab();
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{
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CDmAttribute *pAttribute = pEditorElement->GetAttribute( "color" );
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if ( pAttribute )
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{
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Color c = pAttribute->GetValue<Color>();
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buf.Printf( "\"color\" \"%d %d %d\"\n", c.r(), c.g(), c.b() );
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}
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}
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PrintIntAttribute( pEditorElement, buf, "id" ); // FIXME - id is a DmObjectId_t!!! This should never print anything!
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PrintStringAttribute( pEditorElement, buf, "comments" );
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PrintBoolAttribute( pEditorElement, buf, "visgroupshown" );
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PrintBoolAttribute( pEditorElement, buf, "visgroupautoshown" );
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for ( CDmAttribute *pAttribute = pEditorElement->FirstAttribute(); pAttribute != NULL; pAttribute = pAttribute->NextAttribute() )
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{
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if ( pAttribute->IsFlagSet( FATTRIB_STANDARD | FATTRIB_DONTSAVE ) )
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continue;
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const char *pKeyName = pAttribute->GetName();
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if ( Q_stricmp( pKeyName, "color" ) && Q_stricmp( pKeyName, "id" ) &&
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Q_stricmp( pKeyName, "comments" ) && Q_stricmp( pKeyName, "visgroupshown" ) &&
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Q_stricmp( pKeyName, "visgroupautoshown" ) )
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{
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PrintStringAttribute( pEditorElement, buf, pKeyName );
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}
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}
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buf.PopTab();
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buf.Printf( "}\n" );
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return true;
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}
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//-----------------------------------------------------------------------------
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// Writes out all entities
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//-----------------------------------------------------------------------------
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bool CImportVMF::SerializeEntities( CUtlBuffer &buf, CDmAttribute *pEntities )
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{
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// FIXME: Make this serialize in the order in which it appears in the FGD
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// to minimize diffs
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CDmrElementArray<> array( pEntities );
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int nCount = array.Count();
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for ( int i = 0; i < nCount; ++i )
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{
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CDmElement *pElement = array[i];
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buf.Printf( "entity\n" );
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buf.Printf( "{\n" );
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buf.PushTab();
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buf.Printf( "\"id\" \"%s\"\n", pElement->GetName() );
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for( CDmAttribute *pAttribute = pElement->FirstAttribute(); pAttribute; pAttribute = pAttribute->NextAttribute() )
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{
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// Do 'editor' at the end to preserve ordering and not make terrible diffs
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if ( !Q_stricmp( pAttribute->GetName(), "editor" ) )
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continue;
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if ( !SerializeAttribute( buf, pAttribute, false ) )
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return false;
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}
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for( CDmAttribute *pAttribute = pElement->FirstAttribute(); pAttribute; pAttribute = pAttribute->NextAttribute() )
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{
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// Do 'editor' at the end to preserve ordering and not make terrible diffs
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if ( !Q_stricmp( pAttribute->GetName(), "editor" ) )
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continue;
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if ( !SerializeAttribute( buf, pAttribute, true ) )
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return false;
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}
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// Do the 'editor'
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CDmAttribute *pEditor = pElement->GetAttribute( "editor" );
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if ( pEditor )
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{
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SerializeEntityEditorKey( buf, pEditor->GetValue<DmElementHandle_t>() );
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}
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buf.PopTab();
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buf.Printf( "}\n" );
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Writes out a new VMF file
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//-----------------------------------------------------------------------------
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bool CImportVMF::Serialize( CUtlBuffer &buf, CDmElement *pRoot )
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{
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// This is done in this strange way (namely, serializing other twice) to minimize diffs
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const char *pOtherFilter1[] =
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{
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"versioninfo", "visgroups", "viewsettings", "world", NULL
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};
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const char *pOtherFilter2[] =
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{
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"cameras", "cordon", "hidden", NULL
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};
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CDmAttribute *pOther = pRoot->GetAttribute( "other" );
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if ( pOther && pOther->GetType() == AT_ELEMENT_ARRAY )
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{
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if ( !SerializeOther( buf, pOther, pOtherFilter1 ) )
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return false;
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}
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// Serialize entities
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CDmAttribute *pEntities = pRoot->GetAttribute( "entities" );
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if ( pEntities && pEntities->GetType() == AT_ELEMENT_ARRAY )
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{
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if ( !SerializeEntities( buf, pEntities ) )
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return false;
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}
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if ( pOther && pOther->GetType() == AT_ELEMENT_ARRAY )
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{
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if ( !SerializeOther( buf, pOther, pOtherFilter2 ) )
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return false;
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Updates the max hammer id
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//-----------------------------------------------------------------------------
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void CImportVMF::UpdateMaxHammerId( KeyValues *pField )
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{
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if ( !Q_stricmp( pField->GetName(), "id" ) )
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{
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int nId = atoi( pField->GetString() );
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if ( nId > m_nMaxHammerId )
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{
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m_nMaxHammerId = nId;
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Reads entity editor keys
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//-----------------------------------------------------------------------------
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bool CImportVMF::UnserializeEntityEditorKey( CDmAttribute *pEditorAttribute, KeyValues *pKeyValues )
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{
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CDmElement *pEditor;
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DmElementHandle_t hEditor = pEditorAttribute->GetValue<DmElementHandle_t>();
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if ( hEditor == DMELEMENT_HANDLE_INVALID )
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{
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pEditor = CreateDmElement( "DmElement", "editor", NULL );;
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if ( !pEditor )
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return false;
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hEditor = pEditor->GetHandle();
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pEditorAttribute->SetValue( hEditor );
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}
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else
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{
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pEditor = g_pDataModel->GetElement( hEditor );
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}
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int r, g, b;
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if ( sscanf( pKeyValues->GetString( "color", "" ), "%d %d %d", &r, &g, &b ) == 3 )
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{
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Color c( r, g, b, 255 );
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if ( !pEditor->SetValue( "color", c ) )
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return false;
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}
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KeyValues *pIdKey = pKeyValues->FindKey( "id" );
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if ( pIdKey )
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{
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UpdateMaxHammerId( pIdKey );
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}
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AddIntAttribute( pEditor, pKeyValues, "id" );
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AddStringAttribute( pEditor, pKeyValues, "comments" );
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AddBoolAttribute( pEditor, pKeyValues, "visgroupshown" );
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AddBoolAttribute( pEditor, pKeyValues, "visgroupautoshown" );
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for ( KeyValues *pUserKey = pKeyValues->GetFirstValue(); pUserKey != NULL; pUserKey = pUserKey->GetNextValue() )
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{
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const char *pKeyName = pUserKey->GetName();
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if ( Q_stricmp( pKeyName, "color" ) && Q_stricmp( pKeyName, "id" ) &&
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Q_stricmp( pKeyName, "comments" ) && Q_stricmp( pKeyName, "visgroupshown" ) &&
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Q_stricmp( pKeyName, "visgroupautoshown" ) )
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{
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AddStringAttribute( pEditor, pKeyValues, pKeyName );
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}
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Reads a single entity
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//-----------------------------------------------------------------------------
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bool CImportVMF::UnserializeEntityKey( CDmAttribute *pEntities, KeyValues *pKeyValues )
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{
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CDmElement *pEntity = CreateDmElement( "DmeVMFEntity", pKeyValues->GetString( "id", "-1" ), NULL );
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if ( !pEntity )
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return false;
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CDmrElementArray<> array( pEntities );
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array.AddToTail( pEntity );
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// Each act busy needs to have an editortype associated with it so it displays nicely in editors
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pEntity->SetValue( "editorType", "vmfEntity" );
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const char *pClassName = pKeyValues->GetString( "classname", NULL );
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if ( !pClassName )
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return false;
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// Read the actual fields
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for ( KeyValues *pField = pKeyValues->GetFirstValue(); pField != NULL; pField = pField->GetNextValue() )
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{
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// FIXME: Knowing the FGD here would be useful for type determination.
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// Look up the field by name based on class name
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// In the meantime, just use the keyvalues type?
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char pFieldName[512];
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Q_strncpy( pFieldName, pField->GetName(), sizeof(pFieldName) );
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Q_strlower( pFieldName );
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// Don't do id: it's used as the name
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// Not to mention it's a protected name
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if ( !Q_stricmp( pFieldName, "id" ) )
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{
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UpdateMaxHammerId( pField );
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continue;
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}
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// Type, name, and editortype are protected names
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Assert( Q_stricmp( pFieldName, "type" ) && Q_stricmp( pFieldName, "name" ) && Q_stricmp( pFieldName, "editortype" ) );
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switch( pField->GetDataType() )
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{
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case KeyValues::TYPE_INT:
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if ( !AddIntAttributeFlags( pEntity, pKeyValues, pFieldName, FATTRIB_USERDEFINED ) )
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return false;
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break;
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case KeyValues::TYPE_FLOAT:
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if ( !AddFloatAttributeFlags( pEntity, pKeyValues, pFieldName, FATTRIB_USERDEFINED ) )
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return false;
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break;
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case KeyValues::TYPE_STRING:
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{
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const char* pString = pField->GetString();
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if (!pString || !pString[0])
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return false;
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// Look for vectors
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Vector4D v;
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if ( sscanf( pString, "%f %f %f %f", &v.x, &v.y, &v.z, &v.w ) == 4 )
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{
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if ( !pEntity->SetValue( pFieldName, v ) )
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return false;
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CDmAttribute *pAttribute = pEntity->GetAttribute( pFieldName );
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pAttribute->AddFlag( FATTRIB_USERDEFINED );
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}
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else if ( sscanf( pString, "%f %f %f", &v.x, &v.y, &v.z ) == 3 )
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{
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if ( !pEntity->SetValue( pFieldName, v.AsVector3D() ) )
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{
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QAngle ang( v.x, v.y, v.z );
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if ( !pEntity->SetValue( pFieldName, ang ) )
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return false;
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}
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CDmAttribute *pAttribute = pEntity->GetAttribute( pFieldName );
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pAttribute->AddFlag( FATTRIB_USERDEFINED );
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}
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else
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{
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if ( !AddStringAttributeFlags( pEntity, pKeyValues, pFieldName, FATTRIB_USERDEFINED ) )
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return false;
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}
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}
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break;
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}
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}
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// Read the subkeys
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CDmAttribute *pEditor = pEntity->AddAttribute( "editor", AT_ELEMENT );
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CDmrElementArray<> otherKeys( pEntity->AddAttribute( "other", AT_ELEMENT_ARRAY ) );
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for ( KeyValues *pSubKey = pKeyValues->GetFirstTrueSubKey(); pSubKey != NULL; pSubKey = pSubKey->GetNextTrueSubKey() )
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{
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bool bOk = false;
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if ( !Q_stricmp( pSubKey->GetName(), "editor" ) )
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{
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bOk = UnserializeEntityEditorKey( pEditor, pSubKey );
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}
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else
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{
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// We don't currently do anything with the other keys
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CDmElement *pOther = CreateDmElement( "DmElement", pSubKey->GetName(), NULL );
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otherKeys.AddToTail( pOther );
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bOk = UnserializeUnusedKeys( pOther->GetHandle(), pSubKey );
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}
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if ( !bOk )
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return false;
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Reads keys that we currently do nothing with
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//-----------------------------------------------------------------------------
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bool CImportVMF::UnserializeUnusedKeys( DmElementHandle_t hOther, KeyValues *pKeyValues )
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{
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CDmElement *pOther = g_pDataModel->GetElement( hOther );
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// Read the actual fields
|
|
for ( KeyValues *pField = pKeyValues->GetFirstValue(); pField != NULL; pField = pField->GetNextValue() )
|
|
{
|
|
UpdateMaxHammerId( pField );
|
|
const char *pFieldName = GetRemapName( pField->GetName(), false );
|
|
pOther->SetValue( pFieldName, pField->GetString() );
|
|
}
|
|
|
|
// Read the subkeys
|
|
CDmrElementArray<> subKeys( pOther->AddAttribute( "subkeys", AT_ELEMENT_ARRAY ) );
|
|
for ( KeyValues *pSubKey = pKeyValues->GetFirstTrueSubKey(); pSubKey != NULL; pSubKey = pSubKey->GetNextTrueSubKey() )
|
|
{
|
|
CDmElement *pSubElement = CreateDmElement( "DmElement", pSubKey->GetName(), NULL );
|
|
subKeys.AddToTail( pSubElement );
|
|
if ( !UnserializeUnusedKeys( pSubElement->GetHandle(), pSubKey ) )
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
/*
|
|
//-----------------------------------------------------------------------------
|
|
// Reads the cordon data
|
|
//-----------------------------------------------------------------------------
|
|
bool CImportVMF::UnserializeCordonKey( IDmAttributeElement *pCordon, KeyValues *pKeyValues )
|
|
{
|
|
DmElementHandle_t hCordon = pCordon->GetValue().Get();
|
|
if ( hCordon == DMELEMENT_HANDLE_INVALID )
|
|
{
|
|
hCordon = CreateDmElement( "DmElement", "cordon", NULL );
|
|
if ( hCordon == DMELEMENT_HANDLE_INVALID )
|
|
return false;
|
|
pCordon->SetValue( hCordon );
|
|
}
|
|
|
|
AddBoolAttribute( hCordon, pKeyValues, "active" );
|
|
|
|
Vector v;
|
|
if ( sscanf( pKeyValues->GetString( "mins", "" ), "(%f %f %f)", &v.x, &v.y, &v.z ) == 3 )
|
|
{
|
|
if ( !DmElementAddAttribute( hCordon, "mins", v ) )
|
|
return false;
|
|
}
|
|
if ( sscanf( pKeyValues->GetString( "maxs", "" ), "(%f %f %f)", &v.x, &v.y, &v.z ) == 3 )
|
|
{
|
|
if ( !DmElementAddAttribute( hCordon, "maxs", v ) )
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
*/
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Main entry point for the unserialization
|
|
//-----------------------------------------------------------------------------
|
|
CDmElement* CImportVMF::UnserializeFromKeyValues( KeyValues *pKeyValues )
|
|
{
|
|
m_nMaxHammerId = 0;
|
|
|
|
// Create the main element
|
|
CDmElement *pElement = CreateDmElement( "DmElement", "VMF", NULL );
|
|
if ( !pElement )
|
|
return NULL;
|
|
|
|
// Each vmf needs to have an editortype associated with it so it displays nicely in editors
|
|
pElement->SetValue( "editorType", "VMF" );
|
|
|
|
// The VMF is a series of keyvalue blocks; either
|
|
// 'entity', 'cameras', 'cordon', 'world', 'versioninfo', or 'viewsettings'
|
|
CDmAttribute *pEntityArray = pElement->AddAttribute( "entities", AT_ELEMENT_ARRAY );
|
|
|
|
// All main keys are root keys
|
|
CDmrElementArray<> otherKeys( pElement->AddAttribute( "other", AT_ELEMENT_ARRAY ) );
|
|
for ( ; pKeyValues != NULL; pKeyValues = pKeyValues->GetNextKey() )
|
|
{
|
|
bool bOk = false;
|
|
if ( !Q_stricmp( pKeyValues->GetName(), "entity" ) )
|
|
{
|
|
bOk = UnserializeEntityKey( pEntityArray, pKeyValues );
|
|
}
|
|
else
|
|
{
|
|
// We don't currently do anything with
|
|
CDmElement *pOther = CreateDmElement( "DmElement", pKeyValues->GetName(), NULL );
|
|
otherKeys.AddToTail( pOther );
|
|
bOk = UnserializeUnusedKeys( pOther->GetHandle(), pKeyValues );
|
|
}
|
|
|
|
if ( !bOk )
|
|
{
|
|
Warning( "Error importing VMF element %s\n", pKeyValues->GetName() );
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
// Resolve all element references recursively
|
|
RecursivelyResolveElement( pElement );
|
|
|
|
// Add the max id read in from the file to the root entity
|
|
pElement->SetValue( "maxHammerId", m_nMaxHammerId );
|
|
|
|
return pElement;
|
|
}
|