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Diffstat (limited to 'src/yapf/track_dir.hpp')
-rw-r--r-- | src/yapf/track_dir.hpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/yapf/track_dir.hpp b/src/yapf/track_dir.hpp new file mode 100644 index 000000000..0239f853e --- /dev/null +++ b/src/yapf/track_dir.hpp @@ -0,0 +1,35 @@ +/* $Id$ */ + +#ifndef TRACK_DIR_HPP +#define TRACK_DIR_HPP + +EXTERN_C_BEGIN +#include "../tile.h" +#include "../openttd.h" +#include "../map.h" +#include "../rail.h" +EXTERN_C_END + +/** Helpers to allow to work with enum as with type safe bit set in C++ */ +#define DECLARE_ENUM_AS_BIT_MASK(mask_t) \ + FORCEINLINE mask_t operator | (mask_t m1, mask_t m2) {return (mask_t)((int)m1 | m2);} \ + FORCEINLINE mask_t operator & (mask_t m1, mask_t m2) {return (mask_t)((int)m1 & m2);} \ + FORCEINLINE mask_t operator ^ (mask_t m1, mask_t m2) {return (mask_t)((int)m1 ^ m2);} \ + FORCEINLINE mask_t& operator |= (mask_t& m1, mask_t m2) {m1 = m1 | m2; return m1;} \ + FORCEINLINE mask_t& operator &= (mask_t& m1, mask_t m2) {m1 = m1 & m2; return m1;} \ + FORCEINLINE mask_t& operator ^= (mask_t& m1, mask_t m2) {m1 = m1 ^ m2; return m1;} \ + FORCEINLINE mask_t operator ~(mask_t m) {return (mask_t)(~(int)m);} + +/** probably redundant enum combining operators (as we have conversion functions) */ +#define DECLARE_ENUM_AS_BIT_INDEX(idx_t, mask_t) \ + FORCEINLINE mask_t operator << (int m, idx_t i) {return (mask_t)(m << (int)i);} \ + FORCEINLINE mask_t operator << (mask_t m, int i) {return (mask_t)(((int)m) << i);} \ + FORCEINLINE mask_t operator >> (mask_t m, int i) {return (mask_t)(((int)m) >> i);} + +DECLARE_ENUM_AS_BIT_MASK(TrackBits) +DECLARE_ENUM_AS_BIT_INDEX(Track, TrackBits) + +DECLARE_ENUM_AS_BIT_MASK(TrackdirBits) +DECLARE_ENUM_AS_BIT_INDEX(Trackdir, TrackdirBits) + +#endif /* TRACK_DIR_HPP */ |