Commit | Line | Data |
---|---|---|
69aad6f1 ACM |
1 | #ifndef _PERF_XYARRAY_H_ |
2 | #define _PERF_XYARRAY_H_ 1 | |
3 | ||
4 | #include <sys/types.h> | |
5 | ||
6 | struct xyarray { | |
7 | size_t row_size; | |
8 | size_t entry_size; | |
9 | char contents[]; | |
10 | }; | |
11 | ||
12 | struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size); | |
13 | void xyarray__delete(struct xyarray *xy); | |
14 | ||
15 | static inline void *xyarray__entry(struct xyarray *xy, int x, int y) | |
16 | { | |
17 | return &xy->contents[x * xy->row_size + y * xy->entry_size]; | |
18 | } | |
19 | ||
20 | #endif /* _PERF_XYARRAY_H_ */ |