addon.h

   1 #ifndef ADDON_H
   2 #define ADDON_H
   3
   4 #include "skaterift.h"
   5 #include "vg/vg_steam_ugc.h"
   6 #include "workshop_types.h"
   7 #include "vg/vg_mem_pool.h"
   8
   9 #include "world.h"
  10 #include "player.h"
  11
  12 #define ADDON_FOLDERNAME_MAX 64
  13
  14 /* total count that we have knowledge of */
  15 #define ADDON_MOUNTED_MAX 128
  16
  17 /* in memory and loaded stuffs */
  18 #define CACHE_BOARD_MAX  10
  19 #define CACHE_PLAYER_MAX 10
  20
  21 typedef struct addon_reg addon_reg;
  22 typedef struct addon_cache_entry addon_cache_entry;
  23 struct {
  24    struct addon_reg{
  25       PublishedFileId_t workshop_id;
  26
  27       enum workshop_file_type type;
  28       u8 metadata[512];  /* vg_msg buffer */
  29       u32 metadata_len;
  30
  31       char foldername[ ADDON_FOLDERNAME_MAX ];
  32       u32 foldername_hash;
  33       u16 cache_id;
  34
  35       enum addon_state{
  36          k_addon_state_none,
  37          k_addon_state_indexed,
  38          k_addon_state_indexed_absent /* gone but not forgotten */
  39       }
  40       state;
  41    }
  42    *registry;
  43    u32 registry_count;
  44
  45    /* deffered: updates in main thread */
  46    u32 registry_type_counts[k_workshop_file_type_max];
  47
  48    struct addon_cache{
  49       struct addon_cache_entry{
  50          u32 reg_index;
  51          addon_reg *reg_ptr;     /* TODO: only use reg_index? */
  52
  53          vg_pool_node poolnode;
  54
  55          enum addon_cache_state{
  56             k_addon_cache_state_none,
  57             k_addon_cache_state_loaded,
  58             k_addon_cache_state_load_request
  59          }
  60          state;
  61       }
  62       *allocs;
  63       vg_pool pool;
  64
  65       void *items;  /* the real data */
  66       size_t stride;
  67    }
  68    cache[k_workshop_file_type_max];
  69    SDL_SpinLock sl_cache_using_resources;
  70
  71
  72
  73 #if 0
  74
  75
  76
  77    /* caches */
  78    struct cache_board{
  79       struct player_board board;
  80
  81       u32 reg_index;
  82       addon_reg *reg_ptr;
  83       vg_pool_node cachenode;
  84    }
  85    *boards;
  86    vg_pool board_cache;
  87
  88    struct cache_playermodel{
  89       struct player_model model;
  90
  91       u32 reg_index;
  92       addon_reg *reg_ptr;
  93       vg_pool_node cachenode;
  94    }
  95    *playermodels;
  96    vg_pool playermodel_cache;
  97 #endif
  98
  99 }
 100 static addon_system;
 101
 102 static void addon_system_init( void );
 103 static u32 addon_count( enum workshop_file_type type );
 104 static addon_reg *get_addon_from_index(enum workshop_file_type type, u32 index);
 105 static u32 get_index_from_addon( enum workshop_file_type type, addon_reg *a );
 106 static int addon_get_content_folder( addon_reg *reg, vg_str *folder );
 107
 108 /* scanning routines */
 109 VG_STATIC void addon_mount_content_folder( enum workshop_file_type type,
 110                                            const char *base_folder,
 111                                            const char *content_ext );
 112 VG_STATIC void addon_mount_workshop_items(void);
 113 VG_STATIC void async_addon_reg_update( void *data, u32 size );
 114 VG_STATIC addon_reg *addon_mount_local_addon( const char *folder,
 115                                               enum workshop_file_type type,
 116                                               const char *content_ext );
 117 static u16 addon_cache_fetch( enum workshop_file_type type, u32 reg_index );
 118 static u16 addon_cache_alloc( enum workshop_file_type type, u32 reg_index );
 119 static void *addon_cache_item( enum workshop_file_type type, u16 id );
 120 static void *addon_cache_item_if_loaded( enum workshop_file_type type, u16 id );
 121
 122 #endif /* ADDON_H */