badge/jumpnrun/levels.h

   1 #ifndef INCLUDED_JUMPNRUN_LEVEL_H
   2 #define INCLUDED_JUMPNRUN_LEVEL_H
   3
   4 #include "enemies.h"
   5 #include "items.h"
   6 #include "tiles.h"
   7
   8 #include <badge/util/rectangle.h>
   9
  10 #include <drivers/fatfs/ff.h>
  11
  12 #include <stddef.h>
  13 #include <stdio.h>
  14
  15 typedef struct jumpnrun_level_header {
  16   size_t                tile_count;
  17   size_t                item_count;
  18   size_t                enemy_count;
  19 } jumpnrun_level_header;
  20
  21 typedef struct jumpnrun_level {
  22   jumpnrun_level_header header;
  23
  24   vec2d                 start_pos;
  25
  26   jumpnrun_tile        *tiles;
  27   jumpnrun_item        *items;
  28   jumpnrun_enemy       *enemies;
  29 } jumpnrun_level;
  30
  31 enum {
  32   JUMPNRUN_LEVEL_LOAD_OK,
  33   JUMPNRUN_LEVEL_LOAD_ERROR
  34 };
  35
  36 size_t jumpnrun_level_count(void);
  37 void jumpnrun_levels_dump(void);
  38
  39 int jumpnrun_load_level_header_from_file(jumpnrun_level *dest, FIL *fd);
  40 int jumpnrun_load_level_from_file       (jumpnrun_level *dest, FIL *fd);
  41
  42 // Use stack-local VLAs to store dynamic content.
  43 #define JUMPNRUN_LEVEL_MAKE_SPACE(var)                    \
  44   jumpnrun_tile  var ## _tiles  [var.header.tile_count];  \
  45   jumpnrun_item  var ## _items  [var.header.item_count];  \
  46   jumpnrun_enemy var ## _enemies[var.header.enemy_count]; \
  47                                                           \
  48   var.tiles   = var ## _tiles;                            \
  49   var.items   = var ## _items;                            \
  50   var.enemies = var ## _enemies;
  51
  52 #endif