/usr/include/osl/checkmate/immediateCheckmateTable.h is in libosl-dev 0.8.0-1.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | /* immediateCheckmateTable.h
*/
#ifndef OSL_CHECKMATE_IMMEDIATE_CHECKMATE_TABLE_H
#define OSL_CHECKMATE_IMMEDIATE_CHECKMATE_TABLE_H
#include "osl/basic_type.h"
#include "osl/bits/king8Info.h"
namespace osl
{
namespace checkmate
{
class ImmediateCheckmateTable
{
private:
CArray<unsigned char,0x10000u> dropPtypeMasks;
CArray2d<unsigned char,0x100u,PTYPE_SIZE> ptypeDropMasks;
CArray2d<unsigned char,PTYPE_SIZE,8> blockingMasks;
CArray2d<unsigned short,PTYPE_SIZE,8> noEffectMasks;
public:
ImmediateCheckmateTable();
unsigned char dropPtypeMaskOf(unsigned int liberty_drop_mask) const
{
return dropPtypeMasks[liberty_drop_mask];
}
unsigned char dropPtypeMask(King8Info canMoveMask) const
{
return dropPtypeMaskOf(canMoveMask.libertyDropMask());
}
unsigned int ptypeDropMask(Ptype ptype,King8Info canMoveMask) const
{
return ptypeDropMasks[canMoveMask.liberty()][ptype];
}
unsigned int blockingMask(Ptype ptype,Direction dir) const
{
assert(static_cast<int>(dir)<8);
return blockingMasks[ptype][dir];
}
unsigned int noEffectMask(Ptype ptype,Direction dir) const
{
assert(static_cast<int>(dir)<8);
return noEffectMasks[ptype][dir];
}
};
extern const ImmediateCheckmateTable Immediate_Checkmate_Table;
}
}
#endif /* OSL_CHECKMATE_IMMEDIATE_CHECKMATE_TABLE_H */
// ;;; Local Variables:
// ;;; mode:c++
// ;;; c-basic-offset:2
// ;;; End:
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