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114 lines
3.6 KiB
114 lines
3.6 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Serialize and Unserialize Wavefront OBJ <-> DME Data |
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// |
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//============================================================================= |
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#ifndef DMOBJSERIALIZER_H |
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#define DMOBJSERIALIZER_H |
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#if defined( _WIN32 ) |
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#pragma once |
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#endif |
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#include "datamodel/idatamodel.h" |
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#include "tier1/utlbuffer.h" |
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#include "tier1/utlstring.h" |
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#include "tier1/utlvector.h" |
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#include "tier1/UtlStringMap.h" |
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class CDmeMesh; |
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class CDmeDag; |
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class CDmeVertexDeltaData; |
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class CDmeCombinationOperator; |
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//----------------------------------------------------------------------------- |
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// Serialization class for OBJ files |
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//----------------------------------------------------------------------------- |
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class CDmObjSerializer : public IDmSerializer |
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{ |
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public: |
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// Inherited from IDMSerializer |
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virtual const char *GetName() const { return "obj"; } |
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virtual const char *GetDescription() const { return "Wavefront OBJ"; } |
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virtual bool IsBinaryFormat() const { return false; } |
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virtual bool StoresVersionInFile() const { return false; } |
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virtual int GetCurrentVersion() const { return 0; } // doesn't store a version |
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virtual bool Serialize( CUtlBuffer &buf, CDmElement *pRoot ); |
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virtual bool Unserialize( CUtlBuffer &buf, const char *pEncodingName, int nEncodingVersion, |
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const char *pSourceFormatName, int nSourceFormatVersion, |
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DmFileId_t fileid, DmConflictResolution_t idConflictResolution, CDmElement **ppRoot ); |
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virtual const char *GetImportedFormat() const { return NULL; } |
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virtual int GetImportedVersion() const { return 1; } |
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CDmElement *ReadOBJ( const char *pFilename, CDmeMesh **ppCreatedMesh = NULL, bool bLoadAllDeltas = true, bool bAbsolute = true ); |
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bool WriteOBJ( const char *pFilename, CDmElement *pRoot, bool bWriteDeltas, const char *pDeltaName = NULL, bool absolute = true ); |
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void MeshToObj( CUtlBuffer &b, const matrix3x4_t &parentWorldMatrix, CDmeMesh *pMesh, const char *pDeltaName = NULL, bool absolute = true ); |
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CDmeVertexDeltaData *GetDelta( const char *pDeltaName, bool bAbsolute ); |
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private: |
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CDmElement *ReadOBJ( |
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CUtlBuffer &buf, |
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DmFileId_t dmFileId, |
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const char *pName, |
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const char *pFilename = NULL, |
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CDmeMesh *pBaseMesh = NULL, |
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CDmeMesh **ppCreatedMesh = NULL, |
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bool bAbsolute = true ); |
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static int OutputVectors( CUtlBuffer &b, const char *pPrefix, const CUtlVector< Vector > &vData, const matrix3x4_t &matrix ); |
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static int OutputVectors( CUtlBuffer &b, const char *pPrefix, const CUtlVector< Vector2D > &vData ); |
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static void DeltaToObj( CUtlBuffer &b, const matrix3x4_t &parentWorldMatrix, CDmeMesh *pMesh, const char *pDeltaName = NULL ); |
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void ParseMtlLib( CUtlBuffer &buf ); |
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const char *FindMtlEntry( const char *pTgaName ); |
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static bool ParseVertex( CUtlBuffer& bufParse, characterset_t &breakSet, int &v, int &t, int &n ); |
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static const char *SkipSpace( const char *pBuf ); |
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void DagToObj( CUtlBuffer &b, const matrix3x4_t &parentWorldMatrix, CDmeDag *pDag, const char *pDeltaName = NULL, bool absolute = true ); |
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static void FindDeltaMeshes( CDmeDag *pDag, CUtlVector< CDmeMesh * > &meshes ); |
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bool LoadDependentDeltas( const char *pDeltaName ); |
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struct MtlInfo_t |
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{ |
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CUtlString m_MtlName; |
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CUtlString m_TgaName; |
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}; |
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CUtlVector< MtlInfo_t > m_mtlLib; |
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CUtlString m_objDirectory; |
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struct DeltaInfo_t |
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{ |
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DeltaInfo_t() |
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: m_pComboOp( NULL ) |
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, m_pMesh( NULL ) |
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, m_pDeltaData( NULL ) |
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{} |
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CUtlString m_filename; |
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CDmeMesh *m_pMesh; |
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CDmeCombinationOperator *m_pComboOp; |
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CDmeVertexDeltaData *m_pDeltaData; |
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}; |
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CUtlStringMap< DeltaInfo_t > m_deltas; |
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int m_nPositionOffset; |
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int m_nTextureOffset; |
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int m_nNormalOffset; |
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}; |
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#endif // DMOBJSERIALIZER_H
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