plugins/apple/apple.c

   1 #include <stddef.h>
   2 #include <stdlib.h>
   3 #include "../game/game.h"
   4 #include "../score/score.h"
   5
   6 static void apple_step(struct entity *self, struct entity_step_data stepdata)
   7 {
   8         if (stepdata.dx == 0 && stepdata.dy == 0) {
   9                 add_score(1);
  10                 add_health(&player, 1);
  11                 self->remove = true;
  12         }
  13 }
  14
  15 static struct entity apple_entity = {
  16         .name = "apple",
  17         .x = 0,
  18         .y = 0,
  19         .color = {0},
  20         .use_color = false,
  21         .texture = "🍎",
  22         .remove = false,
  23         .meta = NULL,
  24         .health = 1,
  25         .max_health = 1,
  26         .collide_with_entities = false,
  27
  28         .on_step = &apple_step,
  29         .on_collide = NULL,
  30         .on_collide_with_entity = NULL,
  31         .on_spawn = NULL,
  32         .on_remove = NULL,
  33         .on_death = NULL,
  34         .on_damage = NULL,
  35 };
  36
  37 static void spawn_apple(int x, int y)
  38 {
  39         spawn(apple_entity, x, y, NULL);
  40 }
  41
  42 __attribute__((constructor)) static void init()
  43 {
  44         register_air_function((struct generator_function) {
  45                 .chance = 25,
  46                 .callback = &spawn_apple,
  47         });
  48 }
  49