void bufferManager::rmInfo(CString table_name)
{
int i = readBlockFromDisk(0);
address add;
buffer[i].getNextLink(1,add);
address oldAdd, nextAdd;
CString name;
int size;
oldAdd.block_position = 0;
oldAdd.index_position = 1;
int j;
while(add.block_position != -1 && add.index_position != -1)
{
j = readBlockFromDisk(add.block_position);
size = buffer[j].getDataSize(add.index_position);
char* TableInfo = new char[size];
buffer[j].getData(add.index_position,TableInfo);
buffer[j].getNextLink(add.index_position,nextAdd);
name = TableInfo;
if(name == table_name)
{
int front = readBlockFromDisk(oldAdd.block_position);
buffer[front].setNextLink(oldAdd.index_position, nextAdd);
rmData(add);
delete [] TableInfo;
break;
}
delete [] TableInfo;
oldAdd.block_position = add.block_position;
oldAdd.index_position = add.index_position;
add.block_position = nextAdd.block_position;
add.index_position = nextAdd.index_position;
}
}
TEST_F(FourierTransformerGPUTest, FwdBwdFilterTest)
{
RealMatrix rmData(5,5), rmFilter(4,4); // MAGIC NUMBERS WHICH END UP AT 8x8
rmData << 17, 24, 1, 8, 15,
23, 5, 7, 14, 16,
4, 6, 13, 20, 22,
10, 12, 19, 21, 3,
11, 18, 25, 2, 9;
rmFilter << 16, 2, 3, 13,
5, 11, 10, 8,
9, 7, 6, 12,
4, 14, 15, 1;
RealMatrix rmDataPadded, rmFilterPadded;
FourierPadder padder(5, 4);
padder.padData(rmData,rmDataPadded);
padder.padFilter(rmFilter,rmFilterPadded);
ComplexMatrix cmData(ftfftw->rows_,ftfftw->cols_/2+1);
ComplexMatrix cmFilter(ftfftw->rows_,ftfftw->cols_/2+1);
cmData.setZero(); cmFilter.setZero();
ftfftw->forward(rmDataPadded,cmData);
ftfftw->forward(rmFilterPadded,cmFilter);
ComplexMatrix cmResult = cmData.cwiseProduct(cmFilter);
ftfftw->backward(cmResult,rmDataPadded);
rmDataPadded = rmDataPadded/(ftfftw->rows_*ftfftw->cols_);
padder.extractDenseOutput(rmDataPadded,rmData);
RealMatrix expectedResult(5,5);
expectedResult << 831, 1224, 1338, 810, 784,
1360, 1779, 1366, 1473, 1159,
1422, 1400, 1847, 1615, 877,
944, 1423, 1462, 1315, 726,
811, 973, 1064, 751, 144;
std::cout << rmData << std::endl;
ASSERT_EQ(true,rmData.isApprox(expectedResult,0.000001));
}
