add snake demo (run in realtouch)

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2439 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/simulator/snake/SConscript

+from building import *
+
+cwd = GetCurrentDir()
+src = Glob('*.c')
+
+# remove no need file.
+if GetDepend('RT_USING_RTGUI') == False:
+    SrcRemove(src, 'sdl_fb.c')
+if GetDepend('RT_USING_DFS') == False or GetDepend('RT_USING_DFS_ELMFAT') == False:
+    SrcRemove(src, 'sd_sim.c')
+if GetDepend('RT_USING_DFS') == False or GetDepend('RT_USING_DFS_UFFS') == False:
+    SrcRemove(src, 'nand_sim.c')
+if GetDepend('RT_USING_DFS') == False or GetDepend('RT_USING_DFS_JFFS2') == False:
+    SrcRemove(src, 'sst25vfxx_mtd_sim.c')
+
+CPPPATH = [cwd]
+
+group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

bsp/simulator/snake/snake.c

+#include <string.h>
+#include <stdlib.h>
+#include <rtthread.h>
+#include "snake.h"
+
+rt_list_t snake_head;
+SNAKE_DIR prevdir;
+
+static SNAKE_DIR dir_adjust(SNAKE_DIR dir)
+{
+    if (    (SNAKE_DIR_UP == prevdir && SNAKE_DIR_DOWN != dir)
+            ||  (SNAKE_DIR_DOWN == prevdir && SNAKE_DIR_UP != dir)
+            ||  (SNAKE_DIR_LEFT == prevdir && SNAKE_DIR_RIGHT != dir)
+            ||  (SNAKE_DIR_RIGHT == prevdir && SNAKE_DIR_LEFT != dir)
+       )
+    {
+        prevdir = dir;
+    }
+    else
+    {
+        rt_kprintf("dirction change error\n\r");
+    }
+
+    return prevdir;
+}
+
+static void across_XY(point_t *node, const map_t *map)
+{
+    RT_ASSERT(node != RT_NULL && map != RT_NULL);
+
+    // 如果长度超出当前边框则可以穿越墙到对面
+    node->x = (node->x + map->width) % map->width;
+    node->y = (node->y + map->height) % map->height;
+}
+
+static SYS_STE node_update(snake_t *tail, const point_t *node, map_t *map)
+{
+    SYS_STE ret;
+    point_t *pos;
+
+    RT_ASSERT(tail != RT_NULL && node != RT_NULL && map != RT_NULL);
+
+    pos = map->snake_flush;
+    pos[0].x = pos[0].y = -1;
+    pos[1].x = pos[1].y = -1;
+
+    ret = (SYS_STE)map->range[node->y * map->width + node->x];
+
+    if (FOOD == map->range[node->y * map->width + node->x])
+    {
+        // 吃一个食物增加一个节点
+        snake_t *new = (snake_t*)rt_malloc(sizeof(snake_t));
+        if (!new)
+            return NORMAL;
+
+        pos[0] = *node;
+        new->body = *node;
+        rt_list_insert_after(&snake_head, &new->list);
+    }
+    else if (NORMAL == map->range[node->y * map->width + node->x])
+    {
+        // 将尾巴修改后拿到头部，其他不变
+        rt_list_remove(&tail->list);
+        map->range[tail->body.y * map->width + tail->body.x] = NORMAL;
+
+        pos[0] = *node;
+        pos[1] = tail->body;
+
+        tail->body = *node;
+        rt_list_insert_after(&snake_head, &tail->list);
+    }
+
+    map->range[node->y * map->width + node->x] = OVER;
+    return ret;
+}
+
+
+map_t* map_init(rt_uint32_t width, rt_uint32_t heigth)
+{
+    map_t *map = rt_malloc(sizeof(map_t));
+
+    if (map != RT_NULL)
+    {
+        map->range = rt_malloc(heigth * width);
+
+        if (!map->range)
+        {
+            rt_free(map);
+            map = RT_NULL;
+        }
+        else
+        {
+            map->width = width;
+            map->height = heigth;
+            memset(map->range, NORMAL, heigth * width);
+        }
+    }
+
+    return map;
+}
+
+// 构造一条指定长度的蛇在指定点
+rt_bool_t snake_init(const point_t *start, const int length, const SNAKE_DIR dir, map_t *map)
+{
+    rt_int32_t i;
+    rt_int32_t inc_x, inc_y;
+    point_t old = *start;
+
+    rt_list_init(&snake_head);
+
+    if (dir == SNAKE_DIR_UP || dir == SNAKE_DIR_DOWN)
+    {
+        if (map->height <= length)
+            return RT_FALSE;
+
+        inc_x = 0;
+        inc_y = dir == SNAKE_DIR_DOWN ? 1 : -1;  // 反向延长身子，头部在指定位置
+        old.y -= inc_y;
+    }
+    else
+    {
+        if (map->width <= length)
+            return RT_FALSE;
+
+        inc_y = 0;
+        inc_x = dir == SNAKE_DIR_RIGHT ? -1 : 1;
+        old.x -= inc_x;
+    }
+
+    for (i=0; i<length; i++)
+    {
+        snake_t *new = (snake_t*)rt_malloc(sizeof(snake_t));
+        if (!new)
+            return RT_FALSE;
+
+        new->body.y = inc_y + old.y;
+        new->body.x = inc_x + old.x;
+
+        // 如果长度超出当前边框则可以穿越墙到对面
+        across_XY(&new->body, map);
+
+        map->range[new->body.y * map->width + new->body.x] = OVER;
+
+        old = new->body;
+        rt_list_insert_before(&snake_head, &new->list);
+    }
+
+    prevdir = dir;
+
+    return RT_TRUE;
+}
+
+// 构造出食物
+rt_bool_t food_init(map_t *map, rt_uint32_t max_num)
+{
+    point_t food;
+
+#ifndef FOOD_TIMEOUT
+#define FOOD_TIMEOUT    10
+#endif
+
+    rt_uint32_t timeout, num;
+
+    num = 0;
+    timeout = rt_tick_get();
+    srand(rand());
+
+    map->food_flush[0].x = map->food_flush[0].y = -1;
+
+    do
+    {
+        food.x = rand() % map->width;
+        food.y = rand() % map->height;
+
+        if (map->range[food.y * map->width + food.x] == NORMAL)
+        {
+            map->food_flush[0] = food;
+            map->range[food.y * map->width + food.x] = FOOD;
+            num++;
+        }
+    }
+    while (num < max_num && rt_tick_get() - timeout < FOOD_TIMEOUT);
+
+    return num;
+}
+
+void map_deinit(map_t *map)
+{
+    if (map)
+    {
+        if (map->range)
+        {
+            rt_free(map->range);
+            map->range = RT_NULL;
+        }
+        rt_free(map);
+    }
+}
+
+void snake_deinit(void)
+{
+    snake_t *node;
+
+    while (!rt_list_isempty(&snake_head))
+    {
+        node = rt_list_entry(snake_head.prev, snake_t, list);
+        rt_list_remove(&node->list);
+        rt_free(node);
+    }
+}
+
+void food_deinit(void)
+{
+
+}
+
+SYS_STE snake_step(SNAKE_DIR dir, map_t *map)
+{
+    snake_t *tail, *head;
+    point_t node;
+
+    dir = dir_adjust(dir);
+
+    // 取出头尾两个节点，其他节点不需要改变
+    tail = rt_list_entry(snake_head.prev, snake_t, list);
+    head = rt_list_entry(snake_head.next, snake_t, list);
+
+    node = head->body;
+
+    // 构造一个新的蛇头坐标
+    switch (dir)
+    {
+    case SNAKE_DIR_UP:
+    case SNAKE_DIR_DOWN:
+        node.y = head->body.y + (dir == SNAKE_DIR_DOWN ? -1 : 1);
+        break;
+    case SNAKE_DIR_LEFT:
+    case SNAKE_DIR_RIGHT:
+        node.x = head->body.x + (dir == SNAKE_DIR_RIGHT ? 1 : -1);
+        break;
+    }
+    across_XY(&node, map);
+
+    return node_update(tail, &node, map);
+}
+
+rt_bool_t snake_restart(const point_t *start, const int length, const SNAKE_DIR dir, map_t *map)
+{
+    snake_deinit();
+    memset(map->range, NORMAL, map->width * map->height);
+
+    return snake_init(start, length, dir, map);
+}

bsp/simulator/snake/snake.h

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

bsp/simulator/snake/snake_gui.c

+#include <string.h>
+#include <rtthread.h>
+
+#include <rtgui/rtgui.h>
+#include <rtgui/rtgui_app.h>
+#include <rtgui/widgets/container.h>
+#include <rtgui/widgets/window.h>
+#include <rtgui/widgets/button.h>
+
+#include "snake.h"
+
+#define LATTICE_SIZE        (20)
+#define FOOD_MAX            (8)
+
+#define WALL_COLOR          RTGUI_RGB(255, 0, 0)
+#define SNAKE_COLOR         RTGUI_RGB(111, 0, 255)
+#define BACKGROUND_COLOR    RTGUI_RGB(153, 153, 0)
+#define FOOD_COLOR          RTGUI_RGB(0, 111, 111)
+#define min(a, b)           ((a) < (b) ? (a) : (b))
+
+static rtgui_timer_t *timer;
+static rt_size_t room_size_x, room_size_y;
+static rt_size_t lattice_size_x, lattice_size_y;
+static struct rtgui_rect room_rect, lattice_rect;
+
+map_t*      map;
+SNAKE_DIR   run_state;
+rt_int32_t  snake_len;
+rt_int32_t  food_num;
+
+static void snake_fill_lattice(struct rtgui_dc *dc,
+                               rt_uint32_t x,
+                               rt_uint32_t y,
+                               rtgui_color_t color)
+{
+    struct rtgui_rect rect;
+
+    // coordinate  conversion
+    y = (lattice_size_y - 1) - y;
+
+    RTGUI_DC_BC(dc) = color;
+
+    rect.x1 = lattice_rect.x1 + (LATTICE_SIZE * x);
+    rect.x2 = rect.x1 + LATTICE_SIZE;
+    rect.x1 += 2;
+
+    rect.y1 = lattice_rect.y1 + (LATTICE_SIZE * y);
+    rect.y2 = rect.y1 + LATTICE_SIZE;
+    rect.y1 += 2;
+
+    rtgui_dc_fill_rect(dc, &rect);
+}
+
+static void snake_draw(struct rtgui_widget *widget)
+{
+    struct rtgui_dc *dc;
+    struct rtgui_rect rect;
+    rt_uint32_t i;
+
+//    rt_kprintf("snake_draw\r\n");
+
+    dc = rtgui_dc_begin_drawing(widget);
+    if (dc == RT_NULL)
+    {
+        rt_kprintf("dc == RT_NULL\r\n");
+        return;
+    }
+
+    /* get room size, run once frist. */
+    if((room_size_x == 0) || (room_size_y == 0))
+    {
+        rt_size_t tmp;
+
+        rtgui_widget_get_rect(widget, &rect);
+        rt_kprintf("rect => x1:%d x2:%d, y1:%d y2:%d\r\n", rect.x1, rect.x2, rect.y1, rect.y2);
+
+        room_size_x = rect.x2 - rect.x1;
+        room_size_y = rect.y2 - rect.y1;
+        memcpy(&room_rect, &rect, sizeof(struct rtgui_rect));
+        rt_kprintf("room_rect => x1:%d x2:%d, y1:%d y2:%d\r\n",
+                   room_rect.x1, room_rect.x2,
+                   room_rect.y1, room_rect.y2);
+
+        lattice_size_x = (room_rect.x2 - room_rect.x1) / LATTICE_SIZE;
+        lattice_size_y = (room_rect.y2 - room_rect.y1) / LATTICE_SIZE;
+        lattice_size_x -= 2;
+        lattice_size_y -= 2;
+        rt_kprintf("lattice_size_x:%d lattice_size_y:%d\r\n",
+                   lattice_size_x,
+                   lattice_size_y);
+
+        tmp = (room_rect.x2 - room_rect.x1) - (LATTICE_SIZE * lattice_size_x);
+        lattice_rect.x1 = room_rect.x1 + (tmp / 2);
+        lattice_rect.x2 = lattice_rect.x1 + (LATTICE_SIZE * lattice_size_x);
+
+        tmp = (room_rect.y2 - room_rect.y1) - (LATTICE_SIZE * lattice_size_y);
+        lattice_rect.y1 = room_rect.y1 + (tmp / 2);
+        lattice_rect.y2 = lattice_rect.y1 + (LATTICE_SIZE * lattice_size_y);
+        rt_kprintf("lattice_rect => x1:%d x2:%d, y1:%d y2:%d\r\n",
+                   lattice_rect.x1, lattice_rect.x2,
+                   lattice_rect.y1, lattice_rect.y2);
+
+        /* create snake. */
+        {
+            point_t start;
+            map = map_init(lattice_size_x, lattice_size_y);
+            if (map != RT_NULL)
+            {
+                start.x = snake_init_pointx;
+                start.y = snake_init_pointy;
+                run_state = SNAKE_DIR_DOWN;
+
+                if (snake_init(&start, snake_length_init, run_state, map))
+                {
+                    food_num = 1;
+                    food_init(map, food_num);
+                }
+                else
+                {
+                    map_deinit(map);
+                    map = RT_NULL;
+                }
+            }
+        }
+    }
+
+    RTGUI_DC_BC(dc) = BACKGROUND_COLOR;
+    rtgui_dc_fill_rect(dc, &room_rect);
+
+    memcpy(&rect, &lattice_rect, sizeof(struct rtgui_rect));
+    rect.x2 += 1;
+    rect.y2 += 1;
+    RTGUI_DC_FC(dc) = WALL_COLOR;
+    rtgui_dc_draw_rect(dc, &rect);
+
+    for(i=1; i<lattice_size_y; i++)
+    {
+//        rtgui_dc_draw_horizontal_line(struct rtgui_dc* dc, int x1, int x2, int y);
+        memcpy(&rect, &lattice_rect, sizeof(struct rtgui_rect));
+        rect.x1 += 1;
+        rect.x2 -= 1;
+        rtgui_dc_draw_horizontal_line(dc, rect.x1, rect.x2,
+                                      rect.y1 + (LATTICE_SIZE * i));
+    }
+
+    for(i=1; i<lattice_size_x; i++)
+    {
+//        rtgui_dc_draw_vertical_line(struct rtgui_dc* dc, int x, int y1, int y2);
+        memcpy(&rect, &lattice_rect, sizeof(struct rtgui_rect));
+        rect.y1 += 1;
+        rect.y2 -= 1;
+        rtgui_dc_draw_vertical_line(dc, rect.x1 + (LATTICE_SIZE * i),
+                                    rect.y1, rect.y2);
+    }
+
+    /* draw snake. */
+    {
+        rt_uint32_t x, y;
+        for (y=0; y<map->height; y++)
+        {
+            for (x=0; x<map->width; x++)
+            {
+                switch (map->range[y * map->width + x])
+                {
+                case NORMAL:
+                    break;
+                case FOOD:
+                    snake_fill_lattice(dc, x, y, FOOD_COLOR);
+                    break;
+                case OVER:
+                    snake_fill_lattice(dc, x, y, SNAKE_COLOR);
+                    break;
+                }
+            }
+
+        }
+    }
+
+    rtgui_dc_end_drawing(dc);
+
+    return;
+}
+
+static void snake_update(struct rtgui_widget *widget)
+{
+    struct rtgui_dc *dc;
+    rt_int32_t x, y;
+    rt_uint32_t i;
+
+//    rt_kprintf("snake_update\r\n");
+
+    dc = rtgui_dc_begin_drawing(widget);
+    if (dc == RT_NULL)
+    {
+        rt_kprintf("dc == RT_NULL\r\n");
+        return;
+    }
+
+    for(i=0; i<3; i++)
+    {
+        if(i < 2)
+        {
+            x = map->snake_flush[i].x;
+            y = map->snake_flush[i].y;
+        }
+        else
+        {
+            x = map->food_flush[0].x;
+            y = map->food_flush[0].y;
+        }
+
+        if((x >= 0) && (y >= 0))
+        {
+//            rt_kprintf("snake_flush[%d].x:%d, snake_flush[%d].y:%d\r\n",
+//                       i, x,
+//                       i, y);
+
+            switch (map->range[(map->width * y) + x])
+            {
+            case NORMAL:
+                snake_fill_lattice(dc, x, y, BACKGROUND_COLOR);
+                break;
+            case FOOD:
+                snake_fill_lattice(dc, x, y, FOOD_COLOR);
+                break;
+            case OVER:
+                snake_fill_lattice(dc, x, y, SNAKE_COLOR);
+                break;
+            }
+        }
+    }
+//    rt_kprintf("\r\n");
+
+
+//    if((map->snake_flush[1].x >= 0) && (map->snake_flush[1].y >= 0))
+//    {
+//        rt_kprintf("snake_flush[1].x:%d, snake_flush[1].y:%d\r\n",
+//                   map->snake_flush[1].x, map->snake_flush[1].y);
+//        snake_fill_lattice(dc,
+//                           map->snake_flush[1].x,
+//                           map->snake_flush[1].y,
+//                           SNAKE_COLOR);
+//    }
+
+//    x = map->food_flush[0].x;
+//    y = map->food_flush[0].y;
+//    if((map->food_flush[0].x >= 0) && (map->food_flush[0].y >= 0))
+//    {
+//        rt_kprintf("food_flush[0].x:%d, food_flush[0].y:%d\r\n",
+//                   map->food_flush[0].x, map->food_flush[0].y);
+//        snake_fill_lattice(dc,
+//                           map->food_flush[0].x,
+//                           map->food_flush[0].y,
+//                           FOOD_COLOR);
+//    }
+
+    rtgui_dc_end_drawing(dc);
+    return;
+}
+
+static void snake_handler(struct rtgui_widget *widget, rtgui_event_t *event)
+{
+    struct rtgui_event_kbd* ekbd;
+
+    ekbd = (struct rtgui_event_kbd*) event;
+    if (ekbd->type == RTGUI_KEYDOWN)
+    {
+        switch (ekbd->key)
+        {
+        case RTGUIK_UP:
+            rt_kprintf("RTGUIK_UP\r\n");
+            //snake_key(1);
+            //snake_step(map, UP);
+            run_state = SNAKE_DIR_UP;
+            break;
+        case RTGUIK_DOWN:
+            rt_kprintf("RTGUIK_DOWN\r\n");
+            //snake_key(2);
+            //snake_step(map, DOWN);
+            run_state = SNAKE_DIR_DOWN;
+            break;
+        case RTGUIK_LEFT:
+            rt_kprintf("RTGUIK_LEFT\r\n");
+            //snake_key(3);
+            //snake_step(map, LEFT);
+            run_state = SNAKE_DIR_LEFT;
+            break;
+        case RTGUIK_RIGHT:
+            rt_kprintf("RTGUIK_RIGHT\r\n");
+            //snake_key(4);
+            //snake_step(map, RIGHT);
+            run_state = SNAKE_DIR_RIGHT;
+            break;
+        default:
+            break;
+        }
+    }
+}
+
+static rt_bool_t event_handler(struct rtgui_object *object, rtgui_event_t *event)
+{
+    struct rtgui_widget *widget = RTGUI_WIDGET(object);
+
+    rt_kprintf("event_handler\r\n");
+
+    if (event->type == RTGUI_EVENT_PAINT)
+    {
+        rt_kprintf("RTGUI_EVENT_PAINT\r\n");
+//        rtgui_container_event_handler(object, event);
+        rtgui_win_event_handler((struct rtgui_object*)object, event);
+        snake_draw(widget);
+        rtgui_timer_start(timer);
+    }
+    else if (event->type == RTGUI_EVENT_SHOW)
+    {
+        rt_kprintf("RTGUI_EVENT_SHOW\r\n");
+//        rtgui_container_event_handler(object, event);
+        rtgui_win_event_handler((struct rtgui_object*)object, event);
+        snake_draw(widget);
+        rtgui_timer_start(timer);
+    }
+    else if (event->type == RTGUI_EVENT_HIDE)
+    {
+        rt_kprintf("RTGUI_EVENT_HIDE\r\n");
+//        rtgui_container_event_handler(object, event);
+        rtgui_win_event_handler((struct rtgui_object*)object, event);
+        rtgui_timer_stop(timer);
+    }
+    else if (event->type == RTGUI_EVENT_WIN_DEACTIVATE)
+    {
+        rt_kprintf("RTGUI_EVENT_WIN_DEACTIVATE\r\n");
+//        rtgui_container_event_handler(object, event);
+        rtgui_win_event_handler((struct rtgui_object*)object, event);
+        rtgui_timer_stop(timer);
+    }
+    else if (event->type == RTGUI_EVENT_KBD)
+    {
+//        rt_kprintf("RTGUI_EVENT_KBD\r\n");
+//        rtgui_container_event_handler(object, event);
+        rtgui_win_event_handler((struct rtgui_object*)object, event);
+        snake_handler(widget, event);
+    }
+    else
+    {
+        rt_kprintf("event->type:%d\r\n", event->type);
+//        return rtgui_container_event_handler(object, event);
+        return rtgui_win_event_handler((struct rtgui_object*)object, event);
+    }
+
+    return RT_FALSE;
+}
+
+static void timeout(struct rtgui_timer *timer, void *parameter)
+{
+    struct rtgui_widget *widget;
+
+    if (!map)
+        return;
+
+    if (snake_step(run_state, map) == FOOD)
+    {
+        // food--;
+        snake_len++;
+        if (snake_len >= (map->width * map->height) / 3)
+        {
+            point_t start;
+
+            start.x = snake_init_pointx;
+            start.y = snake_init_pointy;
+            run_state = SNAKE_DIR_DOWN;
+            snake_len = snake_length_init;
+
+            if (!snake_restart(&start, snake_len, run_state, map))
+            {
+                map_deinit(map);
+                map = RT_NULL;
+            }
+        }
+
+        food_init(map, 1);
+    }
+
+    widget = RTGUI_WIDGET(parameter);
+//    snake_draw(widget);
+    snake_update(widget);
+
+    return;
+}
+
+void snake_main(void)
+{
+    struct rtgui_app* application;
+    struct rtgui_win* win;
+
+    application = rtgui_app_create(rt_thread_self(), "sanke_app");
+    if (application != RT_NULL)
+    {
+        win = rtgui_mainwin_create(RT_NULL,
+                                   "sanke_win",
+                                   RTGUI_WIN_STYLE_MAINWIN | RTGUI_WIN_STYLE_DESTROY_ON_CLOSE);
+        if(win == RT_NULL)
+        {
+            rt_kprintf("sanke_win create fail!\r\n");
+            return;
+        }
+
+        rtgui_object_set_event_handler(RTGUI_OBJECT(win), event_handler);
+
+        timer = rtgui_timer_create(RT_TICK_PER_SECOND / 2,
+                                   RT_TIMER_FLAG_PERIODIC,
+                                   timeout,
+                                   (void *)win);
+
+        rtgui_win_show(win, RT_TRUE);
+
+        //˳ŷ
+        map_deinit(map);
+        snake_deinit();
+        food_deinit();
+        rtgui_app_destroy(application);
+    }
+}
+
+#include <finsh.h>
+FINSH_FUNCTION_EXPORT(snake_main, snake run)
\ No newline at end of file