void scan(void)
{
for(uint8 i = 0; i<16; ++i)
{
ScanColumn(i);
PrintColumn(i);
}
}
/******************************************************************************
* ScanBoard - scans board for current player's legal moves *
******************************************************************************/
BOOLEAN_T
ScanBoard(MyProgram *data, int pr, int pc)
{
NEIGHBOR_A_T neighbors;
/* scan picked cell's neighbors and if any are not all empty scan
* each direction until find a legal move in a given direction
*/
if ( ScanNeighbors(data, pr, pc, neighbors) )
{
if ( neighbors[0][0] != PIECE_EMPTY )
{
if ( ScanDiag(data, pr, pc, DIR_NW) )
return(TRUE);
}
if ( neighbors[0][1] != PIECE_EMPTY )
{
if ( ScanColumn(data, pr, pc, DIR_N) )
return(TRUE);
}
if ( neighbors[0][2] != PIECE_EMPTY )
{
if ( ScanDiag(data, pr, pc, DIR_NE) )
return(TRUE);
}
if ( neighbors[1][0] != PIECE_EMPTY )
{
if ( ScanRow(data, pr, pc, DIR_W) )
return(TRUE);
}
if ( neighbors[1][2] != PIECE_EMPTY )
{
if ( ScanRow(data, pr, pc, DIR_E) )
return(TRUE);
}
if ( neighbors[2][0] != PIECE_EMPTY )
{
if ( ScanDiag(data, pr, pc, DIR_SW) )
return(TRUE);
}
if ( neighbors[2][1] != PIECE_EMPTY )
{
if ( ScanColumn(data, pr, pc, DIR_S) )
return(TRUE);
}
if ( neighbors[2][2] != PIECE_EMPTY )
{
if ( ScanDiag(data, pr, pc, DIR_SE) )
return(TRUE);
}
}
return(FALSE);
}
