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140 lines
3.9 KiB
140 lines
3.9 KiB
//========= 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 "dmserializers.h" |
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#include "dmebaseimporter.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 "tier1/utlmap.h" |
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#include <limits.h> |
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//----------------------------------------------------------------------------- |
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// Format converter |
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//----------------------------------------------------------------------------- |
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class CImportSFMV6 : public CSFMBaseImporter |
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{ |
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typedef CSFMBaseImporter BaseClass; |
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public: |
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CImportSFMV6( char const *formatName, char const *nextFormatName ); |
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private: |
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virtual bool DoFixup( CDmElement *pSourceRoot ); |
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Quaternion DirectionToOrientation( const Vector &dir ); |
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void FixupElement( CDmElement *pElement ); |
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// Fixes up all elements |
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void BuildList( CDmElement *pElement, CUtlRBTree< CDmElement *, int >& list ); |
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}; |
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//----------------------------------------------------------------------------- |
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// Singleton instance |
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//----------------------------------------------------------------------------- |
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static CImportSFMV6 s_ImportSFMV6( "sfm_v6", "sfm_v7" ); |
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void InstallSFMV6Importer( IDataModel *pFactory ) |
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{ |
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pFactory->AddLegacyUpdater( &s_ImportSFMV6 ); |
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} |
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//----------------------------------------------------------------------------- |
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// Constructor |
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//----------------------------------------------------------------------------- |
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CImportSFMV6::CImportSFMV6( char const *formatName, char const *nextFormatName ) : |
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BaseClass( formatName, nextFormatName ) |
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{ |
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} |
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Quaternion CImportSFMV6::DirectionToOrientation( const Vector &dir ) |
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{ |
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Vector up( 0, 0, 1 ); |
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Vector right = CrossProduct( dir, up ); |
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if ( right.IsLengthLessThan( 0.001f ) ) |
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{ |
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up.Init( 1, 0, 0 ); |
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right = CrossProduct( dir, up ); |
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} |
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right.NormalizeInPlace(); |
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up = CrossProduct( right, dir ); |
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Quaternion q; |
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BasisToQuaternion( dir, right, up, q ); |
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return q; |
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} |
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//----------------------------------------------------------------------------- |
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// Fixes up all elements |
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//----------------------------------------------------------------------------- |
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void CImportSFMV6::FixupElement( CDmElement *pElement ) |
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{ |
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if ( !pElement ) |
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return; |
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const char *pType = pElement->GetTypeString(); |
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if ( !V_stricmp( pType, "DmeProjectedLight" ) ) |
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{ |
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Vector vDir = pElement->GetValue<Vector>( "direction" ); |
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pElement->RemoveAttribute( "direction" ); |
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Quaternion q = DirectionToOrientation( vDir ); |
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pElement->SetValue<Quaternion>( "orientation", q ); |
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} |
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} |
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//----------------------------------------------------------------------------- |
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// Fixes up all elements |
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//----------------------------------------------------------------------------- |
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void CImportSFMV6::BuildList( CDmElement *pElement, CUtlRBTree< CDmElement *, int >& list ) |
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{ |
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if ( !pElement ) |
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return; |
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if ( list.Find( pElement ) != list.InvalidIndex() ) |
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return; |
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list.Insert( pElement ); |
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// Descend to bottom of tree, then do fixup coming back up the tree |
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for ( CDmAttribute *pAttribute = pElement->FirstAttribute(); pAttribute; pAttribute = pAttribute->NextAttribute() ) |
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{ |
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if ( pAttribute->GetType() == AT_ELEMENT ) |
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{ |
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CDmElement *pElementAt = pAttribute->GetValueElement<CDmElement>( ); |
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BuildList( pElementAt, list ); |
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continue; |
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} |
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if ( pAttribute->GetType() == AT_ELEMENT_ARRAY ) |
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{ |
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CDmrElementArray<> array( pAttribute ); |
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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 *pChild = array[ i ]; |
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BuildList( pChild, list ); |
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} |
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continue; |
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} |
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} |
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} |
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bool CImportSFMV6::DoFixup( CDmElement *pSourceRoot ) |
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{ |
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CUtlRBTree< CDmElement *, int > fixlist( 0, 0, DefLessFunc( CDmElement * ) ); |
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BuildList( pSourceRoot, fixlist ); |
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for ( int i = fixlist.FirstInorder(); i != fixlist.InvalidIndex() ; i = fixlist.NextInorder( i ) ) |
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{ |
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// Search and replace in the entire tree! |
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FixupElement( fixlist[ i ] ); |
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} |
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return true; |
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}
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