Mercurial > hg > terminal-chess / file comparison
comparison: src/chess/bishop.c
src/chess/bishop.c
- changeset 163
- 2a6d83f4677e
- parent 80
- b980a7192b5a
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| 162:f0fc70b6f8f9 | 163:2a6d83f4677e |
|---|---|
| 29 | 29 |
| 30 #include "bishop.h" | 30 #include "bishop.h" |
| 31 #include "rules.h" | 31 #include "rules.h" |
| 32 #include <stdlib.h> | 32 #include <stdlib.h> |
| 33 | 33 |
| 34 bool bishop_chkrules(Move* move) { | 34 bool bishop_chkrules(const Move* move) { |
| 35 return abs(move->torow-move->fromrow) == abs(move->tofile-move->fromfile); | 35 return abs(move->torow-move->fromrow) == abs(move->tofile-move->fromfile); |
| 36 } | 36 } |
| 37 | 37 |
| 38 bool bishop_isblocked(GameState *gamestate, Move *move) { | 38 bool bishop_isblocked(const GameState *gamestate, const Move *move) { |
| 39 int dy = move->torow > move->fromrow ? 1 : -1; | 39 int dy = move->torow > move->fromrow ? 1 : -1; |
| 40 int dx = move->tofile > move->fromfile ? 1 : -1; | 40 int dx = move->tofile > move->fromfile ? 1 : -1; |
| 41 | 41 |
| 42 uint8_t y = move->fromrow; | 42 uint8_t y = move->fromrow; |
| 43 uint8_t x = move->fromfile; | 43 uint8_t x = move->fromfile; |
