nothings-stb/tests/caveview/cave_parse.h

42 lines
973 B
C

#ifndef INCLUDE_CAVE_PARSE_H
#define INCLUDE_CAVE_PARSE_H
typedef struct
{
unsigned char block;
unsigned char data;
unsigned char light:4;
unsigned char skylight:4;
} raw_block;
// this is the old fully-decoded chunk
typedef struct
{
int xpos, zpos, max_y;
int height[16][16];
raw_block rb[16][16][256]; // [z][x][y] which becomes [y][x][z] in stb
} chunk;
chunk *get_decoded_chunk(int chunk_x, int chunk_z);
#define NUM_SEGMENTS 16
typedef struct
{
int max_y, xpos, zpos;
unsigned char *blockdata[NUM_SEGMENTS];
unsigned char *data[NUM_SEGMENTS];
unsigned char *skylight[NUM_SEGMENTS];
unsigned char *light[NUM_SEGMENTS];
void *pointer_to_free;
int refcount; // this allows multi-threaded building without wrapping in ANOTHER struct
} fast_chunk;
fast_chunk *get_decoded_fastchunk(int chunk_x, int chunk_z); // cache, never call free()
fast_chunk *get_decoded_fastchunk_uncached(int chunk_x, int chunk_z);
#endif