Mercurial > hg > terminal-chess / file comparison
comparison: src/chess/knight.c
src/chess/knight.c
- changeset 163
- 2a6d83f4677e
- parent 80
- b980a7192b5a
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| 162:f0fc70b6f8f9 | 163:2a6d83f4677e |
|---|---|
| 29 | 29 |
| 30 #include "knight.h" | 30 #include "knight.h" |
| 31 #include "rules.h" | 31 #include "rules.h" |
| 32 #include <stdlib.h> | 32 #include <stdlib.h> |
| 33 | 33 |
| 34 bool knight_chkrules(Move *move) { | 34 bool knight_chkrules(const Move *move) { |
| 35 int dx = abs(move->fromfile - move->tofile); | 35 int dx = abs(move->fromfile - move->tofile); |
| 36 int dy = abs(move->fromrow - move->torow); | 36 int dy = abs(move->fromrow - move->torow); |
| 37 | 37 |
| 38 return (dx == 2 && dy == 1) || (dx == 1 && dy == 2); | 38 return (dx == 2 && dy == 1) || (dx == 1 && dy == 2); |
| 39 } | 39 } |
