cosmopolitan/third_party/stb/stb_rect_pack.h
Justine Tunney fa20edc44d
Reduce header complexity
- Remove most __ASSEMBLER__ __LINKER__ ifdefs
- Rename libc/intrin/bits.h to libc/serialize.h
- Block pthread cancelation in fchmodat() polyfill
- Remove `clang-format off` statements in third_party
2023-11-28 14:39:42 -08:00

48 lines
1.3 KiB
C

#ifndef COSMOPOLITAN_THIRD_PARTY_STB_STB_RECT_PACK_H_
#define COSMOPOLITAN_THIRD_PARTY_STB_STB_RECT_PACK_H_
#define STBRP__MAXVAL 0x7fffffff
#define STB_RECT_PACK_VERSION 1
#define STBRP_HEURISTIC_Skyline_default 0
#define STBRP_HEURISTIC_Skyline_BL_sortHeight 0
#define STBRP_HEURISTIC_Skyline_BF_sortHeight 1
COSMOPOLITAN_C_START_
typedef struct stbrp_context stbrp_context;
typedef struct stbrp_node stbrp_node;
typedef struct stbrp_rect stbrp_rect;
typedef int stbrp_coord;
struct stbrp_node {
stbrp_coord x, y;
stbrp_node *next;
};
struct stbrp_context {
int width;
int height;
int align;
int init_mode;
int heuristic;
int num_nodes;
stbrp_node *active_head;
stbrp_node *free_head;
stbrp_node extra[2]; // so optimal user-node-count is 'width' not 'width+2'
};
struct stbrp_rect {
int id; // reserved for your use:
stbrp_coord w, h; // input
stbrp_coord x, y; // output
int was_packed; // non-zero if valid packing
}; // 16 bytes, nominally
void stbrp_init_target(stbrp_context *, int, int, stbrp_node *, int);
void stbrp_setup_allow_out_of_mem(stbrp_context *, int);
void stbrp_setup_heuristic(stbrp_context *, int);
int stbrp_pack_rects(stbrp_context *, stbrp_rect *, int);
COSMOPOLITAN_C_END_
#endif /* COSMOPOLITAN_THIRD_PARTY_STB_STB_RECT_PACK_H_ */