F:/My Projects/LSEngine/Modules/LSCompressionLib/Src/Misc/LSCMisc.h

#ifndef __LSC_MISC_H__
#define __LSC_MISC_H__

#include "../LSCCompressionLib.h"
#include "../BitStream/LSCBitStream.h"
#include "Vector/LSMVector2.h"
#include "Vector/LSMVector3.h"
#include "Vector/LSTLVectorPoD.h"

namespace lsc {

        class CMisc {
        public :
                // == Types.
                typedef CVectorPoD<LSUINT8, LSUINT32, 1048576UL>LSC_BUFFER;


                // == Functions
                static LSBOOL LSE_CALL                                                  CompressNormals( const CVector3 * _pvIn, LSUINT32 _ui32Total,
                        CVectorPoD<CVector2, LSUINT32> &_vOut,
                        lsc::CBitStream &_bsSigns );

                static LSVOID LSE_CALL                                                  DecompressNormals( const CVector2 * _pvNormal2d,
                        const lsc::CBitStream &_bsSigns, LSUINT32 _ui32Total,
                        CVector3 * _pvOut );

                static LSBOOL LSE_CALL                                                  Compress( const LSUINT8 * _pui8Input, LSUINT32 _ui32Length, LSUINT32 _ui32Bits, lsc::CBitStream &_bsStream, LSUINT32 _ui32MaxSize = ~0UL );

                static LSBOOL LSE_CALL                                                  CompressBest( const LSUINT8 * _pui8Input, LSUINT32 _ui32Length, LSUINT32 &_ui32Bits, lsc::CBitStream &_bsStream );

                static LSBOOL LSE_CALL                                                  CompressToBuffer( const LSUINT8 * _pui8Input, LSUINT32 _ui32Length, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  DecompressToBuffer( const LSVOID * _pvData, LSUINTPTR _uiptrSize, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  DecompressToBuffer( const lsstd::IStream &_isStream, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  CompressIndices( const LSUINT32 * _pui32Input, LSUINT32 _ui32Length, lsc::CBitStream &_bsStream );

                static LSBOOL LSE_CALL                                                  DecompressIndices( const lsc::CBitStream &_bsStream, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  CompressIndicesToBuffer( const LSUINT32 * _pui32Input, LSUINT32 _ui32Length, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  DecompressIndicesToBuffer( const LSVOID * _pvData, LSUINTPTR _uiptrSize, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  DecompressIndicesToBuffer( const lsstd::IStream &_isStream, LSC_BUFFER &_bBuffer );


        protected :
                // == Functions.
                static LSBOOL LSE_CALL                                                  WriteBytes( const LSUINT8 * _pui8Bytes, LSUINT32 _ui32Length, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  WriteUChar( LSUINT8 _ui8Val, LSC_BUFFER &_bBuffer );

                static LSBOOL LSE_CALL                                                  WriteUInt( LSUINT32 _ui32Val, LSC_BUFFER &_bBuffer );

                static LSUINT32 LSE_CALL                                                GetBitsNeededForSignedValue( LSINT32 _i32Value );

                static LSINT32 LSE_CALL                                                 GetSignedValue( const lsc::CBitStream &_bsStream, LSUINT32 _ui32Bits );
        };

}       // namespace lsc

#endif  // __LSC_MISC_H__