#ifndef _PERF_XYARRAY_H_ | |
#define _PERF_XYARRAY_H_ 1 | |
#include <sys/types.h> | |
struct xyarray { | |
size_t row_size; | |
size_t entry_size; | |
char contents[]; | |
}; | |
struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size); | |
void xyarray__delete(struct xyarray *xy); | |
static inline void *xyarray__entry(struct xyarray *xy, int x, int y) | |
{ | |
return &xy->contents[x * xy->row_size + y * xy->entry_size]; | |
} | |
#endif /* _PERF_XYARRAY_H_ */ |