You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
114 lines
3.6 KiB
114 lines
3.6 KiB
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Serialize and Unserialize Wavefront OBJ <-> DME Data
|
|
//
|
|
//=============================================================================
|
|
|
|
#ifndef DMOBJSERIALIZER_H
|
|
#define DMOBJSERIALIZER_H
|
|
|
|
#if defined( _WIN32 )
|
|
#pragma once
|
|
#endif
|
|
|
|
#include "datamodel/idatamodel.h"
|
|
#include "tier1/utlbuffer.h"
|
|
#include "tier1/utlstring.h"
|
|
#include "tier1/utlvector.h"
|
|
#include "tier1/UtlStringMap.h"
|
|
|
|
class CDmeMesh;
|
|
class CDmeDag;
|
|
class CDmeVertexDeltaData;
|
|
class CDmeCombinationOperator;
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Serialization class for OBJ files
|
|
//-----------------------------------------------------------------------------
|
|
class CDmObjSerializer : public IDmSerializer
|
|
{
|
|
public:
|
|
// Inherited from IDMSerializer
|
|
virtual const char *GetName() const { return "obj"; }
|
|
virtual const char *GetDescription() const { return "Wavefront OBJ"; }
|
|
virtual bool IsBinaryFormat() const { return false; }
|
|
virtual bool StoresVersionInFile() const { return false; }
|
|
virtual int GetCurrentVersion() const { return 0; } // doesn't store a version
|
|
virtual bool Serialize( CUtlBuffer &buf, CDmElement *pRoot );
|
|
virtual bool Unserialize( CUtlBuffer &buf, const char *pEncodingName, int nEncodingVersion,
|
|
const char *pSourceFormatName, int nSourceFormatVersion,
|
|
DmFileId_t fileid, DmConflictResolution_t idConflictResolution, CDmElement **ppRoot );
|
|
virtual const char *GetImportedFormat() const { return NULL; }
|
|
virtual int GetImportedVersion() const { return 1; }
|
|
|
|
CDmElement *ReadOBJ( const char *pFilename, CDmeMesh **ppCreatedMesh = NULL, bool bLoadAllDeltas = true, bool bAbsolute = true );
|
|
|
|
bool WriteOBJ( const char *pFilename, CDmElement *pRoot, bool bWriteDeltas, const char *pDeltaName = NULL, bool absolute = true );
|
|
|
|
void MeshToObj( CUtlBuffer &b, const matrix3x4_t &parentWorldMatrix, CDmeMesh *pMesh, const char *pDeltaName = NULL, bool absolute = true );
|
|
|
|
CDmeVertexDeltaData *GetDelta( const char *pDeltaName, bool bAbsolute );
|
|
|
|
private:
|
|
CDmElement *ReadOBJ(
|
|
CUtlBuffer &buf,
|
|
DmFileId_t dmFileId,
|
|
const char *pName,
|
|
const char *pFilename = NULL,
|
|
CDmeMesh *pBaseMesh = NULL,
|
|
CDmeMesh **ppCreatedMesh = NULL,
|
|
bool bAbsolute = true );
|
|
|
|
static int OutputVectors( CUtlBuffer &b, const char *pPrefix, const CUtlVector< Vector > &vData, const matrix3x4_t &matrix );
|
|
|
|
static int OutputVectors( CUtlBuffer &b, const char *pPrefix, const CUtlVector< Vector2D > &vData );
|
|
|
|
static void DeltaToObj( CUtlBuffer &b, const matrix3x4_t &parentWorldMatrix, CDmeMesh *pMesh, const char *pDeltaName = NULL );
|
|
|
|
void ParseMtlLib( CUtlBuffer &buf );
|
|
|
|
const char *FindMtlEntry( const char *pTgaName );
|
|
|
|
static bool ParseVertex( CUtlBuffer& bufParse, characterset_t &breakSet, int &v, int &t, int &n );
|
|
|
|
static const char *SkipSpace( const char *pBuf );
|
|
|
|
void DagToObj( CUtlBuffer &b, const matrix3x4_t &parentWorldMatrix, CDmeDag *pDag, const char *pDeltaName = NULL, bool absolute = true );
|
|
|
|
static void FindDeltaMeshes( CDmeDag *pDag, CUtlVector< CDmeMesh * > &meshes );
|
|
|
|
bool LoadDependentDeltas( const char *pDeltaName );
|
|
|
|
struct MtlInfo_t
|
|
{
|
|
CUtlString m_MtlName;
|
|
CUtlString m_TgaName;
|
|
};
|
|
|
|
CUtlVector< MtlInfo_t > m_mtlLib;
|
|
|
|
CUtlString m_objDirectory;
|
|
|
|
struct DeltaInfo_t
|
|
{
|
|
DeltaInfo_t()
|
|
: m_pComboOp( NULL )
|
|
, m_pMesh( NULL )
|
|
, m_pDeltaData( NULL )
|
|
{}
|
|
|
|
CUtlString m_filename;
|
|
CDmeMesh *m_pMesh;
|
|
CDmeCombinationOperator *m_pComboOp;
|
|
CDmeVertexDeltaData *m_pDeltaData;
|
|
};
|
|
|
|
CUtlStringMap< DeltaInfo_t > m_deltas;
|
|
|
|
int m_nPositionOffset;
|
|
int m_nTextureOffset;
|
|
int m_nNormalOffset;
|
|
};
|
|
|
|
#endif // DMOBJSERIALIZER_H
|