int result_handle(void* data,int n_columns,char** column_values,char** column_names)
{
static int column_names_printed = 0;
//int i;
if (!column_names_printed)
{
one_row(n_columns, column_names);
column_names_printed = 1;
}
one_row(n_columns, column_values);
return 0;
}
static void generateRotatedPatterns(const int& patch_size,
const int& kNumAngles,
std::vector<std::vector<std::vector<int> > >& rotatedX,
std::vector<std::vector<std::vector<int> > >& rotatedY)
{
int win_offset = (patch_size-1)/2;
for (int i = 0; i < kNumAngles; i++)
{
std::vector<std::vector<int> > mappedX, mappedY;
for(int m = 0; m < patch_size; m++){
std::vector<int> one_row(patch_size);
mappedX.push_back(one_row);
mappedY.push_back(one_row);
}
float descriptor_dir = (float)(i * 2* CV_PI/ 30);
float sin_dir = sin(descriptor_dir);
float cos_dir = cos(descriptor_dir);
int a, b; a = 0;
for(int m = win_offset; m >= -win_offset; m--, a++){
b = 0;
for(int n = -win_offset; n <= win_offset; n++, b++){
float pixel_x = n*cos_dir + m*sin_dir;
float pixel_y = -n*sin_dir + m*cos_dir;
int x = cvRound(pixel_x);
int y = cvRound(pixel_y);
mappedX[a][b] = x;
mappedY[a][b] = y;
}
}
rotatedX.push_back(mappedX);
rotatedY.push_back(mappedY);
}
}
void append_row(const vector<mpq_class> row, map <Type::InputType, vector< vector<mpq_class> > >& input_map,
Type::InputType input_type) {
vector<vector<mpq_class> > one_row(1,row);
save_matrix(input_map,input_type,one_row);
}
