8 #define MAP_HEIGHT 1000
12 /* Type definitions */
16 unsigned char r, g, b;
27 struct material *material;
30 struct entity_step_data
49 bool collide_with_entities;
51 void (*on_step)(struct entity *self, struct entity_step_data stepdata);
52 void (*on_collide)(struct entity *self, int x, int y);
53 void (*on_collide_with_entity)(struct entity *self, struct entity *other);
54 void (*on_spawn)(struct entity *self, void *data);
55 void (*on_remove)(struct entity *self);
56 void (*on_death)(struct entity *self);
57 void (*on_damage)(struct entity *self, int damage);
66 struct generator_function
69 void (*callback)(int x, int y);
81 void (*callback)(double dtime);
92 extern struct color black;
94 extern struct material wall;
95 extern struct material air;
96 extern struct material outside;
98 extern struct node map[MAP_WIDTH][MAP_HEIGHT];
100 extern struct entity player;
101 extern struct list *entities;
103 extern struct entity *entity_collision_map[MAP_WIDTH][MAP_HEIGHT];
105 struct color get_color(const char *str);
106 void set_color(struct color color, bool bg);
107 void light_color(struct color *color, double light);
108 void mix_color(struct color *color, struct color other, double ratio);
109 void dir_to_xy(enum direction dir, int *x, int *y);
110 struct list *add_element(struct list *list, void *element);
111 int clamp(int v, int max, int min);
112 int max(int a, int b);
113 int min(int a, int b);
114 void *make_buffer(void *ptr, size_t size);
115 double calculate_dtime(struct timespec from, struct timespec to);
116 void get_roman_numeral(int number, char **ptr, size_t *len);
121 struct node get_node(int x, int y);
122 bool is_outside(int x, int y);
123 bool is_solid(int x, int y);
125 bool spawn(struct entity def, int x, int y, void *data);
126 bool move(struct entity *entity, int xoff, int yoff);
127 void add_health(struct entity *entity, int health);
129 void register_air_function(struct generator_function func);
130 void register_input_handler(unsigned char c, struct input_handler handler);
131 void register_render_component(void (*callback)(struct winsize ws));
132 void register_globalstep(struct globalstep step);