00001 /*=======================================================================
00002  *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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00008  ***                                                                                ***
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00012  ***  SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT      ***
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00015  ***                                                                                ***
00016  ***                   COPYRIGHT (C) 1996-2020 BY FEI S.A.S,                        ***
00017  ***                        BORDEAUX, FRANCE                                        ***
00018  ***                      ALL RIGHTS RESERVED                                       ***
00019 **=======================================================================*/
00020 /*=======================================================================
00021 ** Author      : G. SEGUIN (Oct 2001)
00022 **=======================================================================*/
00023 #ifndef  _SO_VR_GENERIC_FILE_READER_
00024 #define  _SO_VR_GENERIC_FILE_READER_
00025 
00026 #include <LDM/readers/SoVolumeReader.h>
00027 #include <VolumeViz/nodes/SoVolumeData.h>
00028 
00029 
00055 class  SoVRGenericFileReader : public SoVolumeReader  
00056 {
00057   SO_FIELDCONTAINER_HEADER(SoVRGenericFileReader);
00058 
00059  public:
00061   SoVRGenericFileReader(); 
00062 
00069   virtual ReadError getDataChar( SbBox3f &size, SoDataSet::DataType &type,  SbVec3i32 &dim ) {
00070     size = m_size;
00071     type = m_type;
00072     dim = m_dim;
00073     return RD_NO_ERROR;
00074   };
00075 
00081   virtual void getSubSlice( const SbBox2i32& subSlice, int sliceNumber, void * data );
00082 
00088   void setDataChar( const SbBox3f &size, const SoDataSet::DataType &type, const SbVec3i32 &dim, int headerSize = 0) {
00089     m_size = size;
00090     m_type = type;
00091     m_dim = dim;
00092     m_bytesPerVoxel = SoVolumeData::dataSize( type );
00093     m_headerSize = headerSize;
00094   }
00095 
00099   virtual ReaderType getReaderType ()
00100   {return GENERIC;};
00101 
00102 
00103 #if 1             SoDEPRECATED
00106   virtual void setDataChar( const SbBox3f &size, const SoDataSet::DataType &type, const SbVec3s &dim, int headerSize = 0)
00107   {
00108     SbVec3i32 dimI32( dim[0], dim[1], dim[2] );
00109     setDataChar( size, type, dimI32, headerSize );
00110   }
00111 
00112 #endif 
00114 #if 1             SoDEPRECATED
00124   inline void setNumTimeSteps( int ) {}
00125 
00126 #endif 
00128 #if 1             SoDEPRECATED
00134   void setDataChar( SbBox3f &size, SoDataSet::DataType &type, SbVec3s &smalldim, int headerSize = 0) {
00135     SbVec3i32 dim(smalldim[0],smalldim[1],smalldim[2]);
00136     setDataChar( size, type, dim, headerSize );
00137   }
00138 
00139 #endif 
00141  private:
00142   SbBox3f   m_size;
00143   SbVec3i32 m_dim;
00144   SoDataSet::DataType m_type;
00145 
00146   int m_headerSize;
00147   int m_bytesPerVoxel;
00148 };
00149 
00150 #endif // _SO_VR_GENERIC_FILE_READER_
00151 
00152 
00153
VolumeViz/readers/SoVRGenericFileReader.h
