void flip( const Mat& src, Mat& dst, int flip_mode )
{
static FlipHorizFunc tab[] =
{
0,
flipHoriz_<uchar>, // 1
flipHoriz_<ushort>, // 2
flipHoriz_<Vec<uchar,3> >, // 3
flipHoriz_<int>, // 4
0,
flipHoriz_<Vec<ushort,3> >, // 6
0,
flipHoriz_<int64>, // 8
0, 0, 0,
flipHoriz_<Vec<int,3> >, // 12
0, 0, 0,
flipHoriz_<Vec<int64,2> >, // 16
0, 0, 0, 0, 0, 0, 0,
flipHoriz_<Vec<int64,3> >, // 24
0, 0, 0, 0, 0, 0, 0,
flipHoriz_<Vec<int64,4> > // 32
};
dst.create( src.size(), src.type() );
if( flip_mode == 0 )
flipVert( src, dst );
else
{
int esz = (int)src.elemSize();
CV_Assert( esz <= 32 );
FlipHorizFunc func = tab[esz];
CV_Assert( func != 0 );
if( flip_mode > 0 )
func( src, dst, false );
else if( src.data != dst.data )
func( src, dst, true );
else
{
func( dst, dst, false );
flipVert( dst, dst );
}
}
}
void flip( InputArray _src, OutputArray _dst, int flip_mode )
{
Mat src = _src.getMat();
CV_Assert( src.dims <= 2 );
_dst.create( src.size(), src.type() );
Mat dst = _dst.getMat();
size_t esz = src.elemSize();
if( flip_mode <= 0 )
flipVert( src.data, src.step, dst.data, dst.step, src.size(), esz );
else
flipHoriz( src.data, src.step, dst.data, dst.step, src.size(), esz );
if( flip_mode < 0 )
flipHoriz( dst.data, dst.step, dst.data, dst.step, dst.size(), esz );
}
void generate(void)
{
int fn, i, blockChoice;
for(i = 0; i < 10; i++) {
fn = rand() % 10;
blockChoice = rand() % 3;
switch(fn)
{
case 0:
switch(blockChoice)
{
case 0:
swapLittleRow(rand() % 3, rand() % 3);
break;
case 1:
swapLittleRow((rand() % 3) + 3, (rand() % 3) + 3);
break;
case 2:
swapLittleRow((rand() % 3) + 6, (rand() % 3) + 6);
break;
}
break;
case 1:
swapBigRow((rand() % 3), (rand() % 3));
break;
case 2:
switch(blockChoice)
{
case 0:
swapLittleCol((rand() % 3), (rand() % 3));
break;
case 1:
swapLittleCol((rand() % 3) + 3, (rand() % 3) + 3);
break;
case 2:
swapLittleCol((rand() % 3) + 6, (rand() % 3) + 6);
break;
}
break;
case 3:
swapBigCol((rand() % 3), (rand() % 3));
break;
case 4:
flipVert();
break;
case 5:
flipHorz();
break;
case 6:
flipDiag();
break;
case 7:
rotate90cw();
break;
case 8:
rotate90ccw();
break;
case 9:
replace((rand() % 9) + 1, (rand() % 9)+ 1);
break;
}
}
printSudoku(0.66);
}
void rotate90ccw()
{
flipVert();
rotate90cw();
}
