inc/map.h

   1 #ifndef _MAP_H_
   2 #define _MAP_H_
   3
   4 #include "common.h"
   5 #include "array.h"
   6
   7 #include "content.h"
   8 #include "thread.h"
   9
  10 #define CHUNKSIZE                       16
  11
  12 #define CHUNK_TIMESTAMP_UNDEFINED       0xFFFFFFFF
  13
  14 #define CHUNK_STATE_CLEAN               0x00 /* unmodified */
  15 #define CHUNK_STATE_WRITE_AT_UNLOAD     0x01 /* modified, save when unloaded */
  16 #define CHUNK_STATE_WRITE_NEEDED        0x02 /* modified, save ASAP */
  17 #define CHUNK_STATE_UNDERGROUND         0x04 /* old is_underground = true */
  18 #define CHUNK_STATE_BADLIGHT            0x08 /* old light_expired = true */
  19 #define CHUNK_STATE_BADMESH             0x10 /* old mesh_expired = true */
  20 #define CHUNK_STATE_UNGENERATED         0x20
  21 #define CHUNK_STATE_BADSPAWN            0x40
  22
  23 #define MAPOCT_MINUS_XYZ        0
  24 #define MAPOCT_MINUS_XY_PLUS_Z  1
  25 #define MAPOCT_MINUS_X_PLUS_YZ  2
  26 #define MAPOCT_MINUS_XZ_PLUS_Y  3
  27 #define MAPOCT_MINUS_YZ_PLUS_X  4
  28 #define MAPOCT_MINUS_Z_PLUS_XY  5
  29 #define MAPOCT_MINUS_Y_PLUS_XZ  6
  30 #define MAPOCT_PLUS_XYZ         7
  31
  32 #define MAP_NORTH               0x00
  33 #define MAP_SOUTH               0x01
  34 #define MAP_EAST                0x02
  35 #define MAP_WEST                0x04
  36 #define MAP_UP                  0x08
  37 #define MAP_DOWN                0x10
  38
  39 #define MAP_X_MINUS             MAP_WEST
  40 #define MAP_X_PLUS              MAP_EAST
  41 #define MAP_Y_MINUS             MAP_DOWN
  42 #define MAP_Y_PLUS              MAP_UP
  43 #define MAP_Z_MINUS             MAP_NORTH
  44 #define MAP_Z_PLUS              MAP_SOUTH
  45
  46 #define MAP_NORTH_INDEX         0
  47 #define MAP_SOUTH_INDEX         1
  48 #define MAP_EAST_INDEX          2
  49 #define MAP_WEST_INDEX          3
  50 #define MAP_UP_INDEX            4
  51 #define MAP_DOWN_INDEX          5
  52
  53 #define MAP_X_MINUS_INDEX       MAP_WEST_INDEX
  54 #define MAP_X_PLUS_INDEX        MAP_EAST_INDEX
  55 #define MAP_Y_MINUS_INDEX       MAP_DOWN_INDEX
  56 #define MAP_Y_PLUS_INDEX        MAP_UP_INDEX
  57 #define MAP_Z_MINUS_INDEX       MAP_NORTH_INDEX
  58 #define MAP_Z_PLUS_INDEX        MAP_SOUTH_INDEX
  59
  60 #define MAP_TRIGGER_MIN         0x00
  61 #define MAP_TRIGGER_MAX         0x02
  62 #define MAP_TRIGGER_COUNT       3
  63
  64 #define MAP_TRIGGER_LOADED      0x00
  65 #define MAP_TRIGGER_UNLOAD      0x01
  66 #define MAP_TRIGGER_UPDATE      0x02
  67
  68 #ifndef _HAVE_BLOCK_TYPE
  69 #define _HAVE_BLOCK_TYPE
  70 typedef struct block_s {
  71         content_t content;
  72         uint8_t param1;
  73         uint8_t param2;
  74         uint16_t param3;
  75         uint32_t envticks;
  76 } block_t;
  77 #endif
  78
  79 #ifndef _HAVE_CHUNK_TYPE
  80 #define _HAVE_CHUNK_TYPE
  81 struct mapoct_s;
  82 typedef struct chunk_s {
  83         struct chunk_s *prev;
  84         struct chunk_s *next;
  85         struct mapoct_s *mapoct;
  86         int mapoct_index;
  87         pos_t pos;
  88         block_t blocks[CHUNKSIZE][CHUNKSIZE][CHUNKSIZE];
  89         uint32_t timestamp;
  90         float idletime;
  91         uint8_t state;
  92
  93         struct {
  94                 array_t data;
  95                 pos_t spawn;
  96                 uint32_t last;
  97         } mobs;
  98
  99         struct {
 100                 void *obj;
 101                 mutex_t *mut;
 102                 array_t sounds;
 103         } mesh;
 104
 105         array_t metadata;
 106 } chunk_t;
 107 #endif
 108
 109 #ifndef _HAVE_MAPOCT_TYPE
 110 #define _HAVE_MAPOCT_TYPE
 111 typedef struct mapoct_s {
 112         uint32_t size;
 113         pos_t pos;
 114         struct mapoct_s *parent;
 115         int parent_index;
 116         struct mapoct_s *children[8];
 117         chunk_t *chunks[8];
 118 } mapoct_t;
 119 #endif
 120
 121 /* defined in map.c */
 122 int map_init(void);
 123 void map_clear(void);
 124 void map_exit(void);
 125 void map_add_chunk(chunk_t *ch);
 126 void map_delete_chunk(chunk_t *ch);
 127 chunk_t *map_get_chunk_containing(pos_t *p);
 128 block_t *map_get_block(pos_t *p);
 129 void map_set_block(pos_t *p, block_t *b);
 130
 131 /* defined in map_trigger.c */
 132 int map_trigger(uint32_t type, chunk_t *ch, pos_t *p);
 133 int map_trigger_add(uint32_t type, void (*fn)(chunk_t*,pos_t*));
 134 void map_trigger_clear(void);
 135
 136 /* defined in mapgen.c */
 137 int mapgen_queue_max_setter(char* v);
 138 int mapgen_init(void);
 139 void mapgen_exit(void);
 140 void mapgen_request(pos_t *p);
 141
 142 /* defined in mapgen_noise.c */
 143 void mapgen_seed(int s);
 144
 145 #ifdef _MAPGEN_LOCAL
 146 /* defined in mapgen_basic.c */
 147 void mapgen_underground(pos_t *p);
 148 void mapgen_space(pos_t *p);
 149 void mapgen_air(pos_t *p);
 150
 151 /* defined in mapgen_terrain.c */
 152 void mapgen_terrain(pos_t *p);
 153
 154 /* defined in mapgen_util.c */
 155 void mapgen_fill_chunk(chunk_t *ch, content_t id);
 156 chunk_t *mapgen_create_chunk(pos_t *p);
 157
 158 #endif
 159
 160 #endif