69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
#ifndef _SNAKE_H_
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#define _SNAKE_H_
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#include <rtthread.h>
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#define snake_length_max 20 //最大蛇长
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#define snake_length_init 3 //初始化蛇长
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#define snake_room_size_hight 8 //房子高 0-255 建议>8
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#define snake_room_size_widht 8 //房子宽 0-255 建议>8
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#define snake_init_pointx 1
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#define snake_init_pointy 2
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typedef struct
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{
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rt_int32_t x, y;
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} point_t;
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typedef struct
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{
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rt_int32_t width; // max x
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rt_int32_t height; // max y
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rt_uint8_t *range; // map, map->range[y * map->width + x]
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point_t snake_flush[2];
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point_t food_flush[1];
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} map_t;
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typedef enum
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{
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SNAKE_DIR_UP,
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SNAKE_DIR_DOWN,
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SNAKE_DIR_LEFT,
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SNAKE_DIR_RIGHT
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} SNAKE_DIR;
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typedef enum
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{
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FOOD, // 吃到水果
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OVER, // 咬到自身
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NORMAL // 正常行动
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} SYS_STE;
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typedef struct
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{
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point_t body;
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rt_list_t list;
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} snake_t;
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// 构造一个地图
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map_t *map_init(rt_uint32_t width, rt_uint32_t heigth);
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// 构造一条指定长度的蛇在指定点
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rt_bool_t snake_init(const point_t *start, const int length, const SNAKE_DIR dir, map_t *map);
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// 构造出食物
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rt_bool_t food_init(map_t *map, rt_uint32_t max_num);
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void map_deinit(map_t *map);
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void snake_deinit(void);
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void food_deinit(void);
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SYS_STE snake_step(SNAKE_DIR dir, map_t *map);
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rt_bool_t snake_restart(const point_t *start, const int length, const SNAKE_DIR dir, map_t *map);
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#endif
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