void BufferedStreamingGrid::reset (bool read,int minWindowSize)
{
this->read=read;
win=minWindowSize<rows() ? minWindowSize : rows();
FreePointer( data );
data = AllocPointer< byte >( rowSize() * win );
if( !data ) fprintf( stderr , "[ERROR] Failed to allocate memory for BufferedStreamingGrid\n" ) , exit( 0 );
sg->reset( read , 1 );
if( read )
{
for(int w=0;w<win;w++)
{
Pointer( byte ) row = (*sg)[w];
memcpy( data+w*rowSize() , row , rowSize() );
sg->advance();
}
}
current=0;
}
UpperMatrix<T>::UpperMatrix(const ParamMatrix<T>& matrix)
{
int index = 0;
int rowNum = 0;
m_rowSize = matrix.rowSize();
m_numRows = matrix.numRows();
m_dataPtr = new T[m_numRows*(m_numRows+1)/2];
for(int i = 0; i < theoSize(); i++)
{
if(i%rowSize() >= rowNum)
{
m_dataPtr[index] = matrix[i];
index++;
}
if(i%rowSize() == rowSize()-1)
rowNum++;
}
}
void BufferedStreamingGrid::advance(void)
{
if(read)
{
current++;
if(current+win-1<rows())
{
sg->advance();
memcpy( data + ((current+win-1)%win)*rowSize() , (*sg)[current+win-1] , rowSize() );
}
}
else
{
if(current-win+1>=0)
{
memcpy( (*sg)[current-win+1] , data+((current-win+1)%win)*rowSize() , rowSize() );
sg->advance();
}
current++;
}
}
Pointer( byte ) BufferedStreamingGrid::operator[] (int idx)
{
return data+(idx%win)*rowSize();
}
