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update main_snake.py

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This commit is contained in:
lyon 2021-12-16 00:27:28 +08:00
parent 9a81e96d04
commit 7a253df924
1 changed files with 25 additions and 17 deletions
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42
examples/LCD/main_snake.py
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@ -15,8 +15,8 @@ y_max = 150
# snake init
s = PikaPiZero.Point()
w = 10
h = 10
w = 9
h = 9
s.x = 50
s.y = 10
len = 0
@ -32,10 +32,21 @@ while len < 3:
b.next.prev = b
len = len + 1
i = 0
b = s
while i < len:
lcd.fill(b.x, b.y, w, h, 'blue')
b = b.next
i = i + 1
print('snake lengh')
print(len)
# fruit init
f = PikaPiZero.Point()
f.x = 30
f.y = 20
lcd.fill(f.x, f.y, w, h, 'green')
# memory check
mem = PikaStdLib.MemChecker()
@ -44,14 +55,14 @@ mem.max()
# main loop
d = 0
isUpdate = 1
isUpdate = 0
while True:
if isUpdate:
print('is update')
isUpdate = 0
# check eat fruit
if f.x == s.x:
if f.y == s.y:
# have eat fruit
b = s
i = 0
while i < len:
@ -60,25 +71,31 @@ while True:
b.next = PikaPiZero.Point()
b.next.prev = b
len = len + 1
print('snake lengh')
print(len)
print('mem used max:')
mem.max()
f.x = f.x + 30
if f.x > x_max:
f.x = f.x - x_max
f.y = f.y + 30
if f.y > y_max:
f.y = f.y - y_max
lcd.fill(f.x, f.y, w, h, 'green')
# update snake body
print('update snake body')
b = s
i = 0
while i < len:
b = b.next
i = i + 1
i = 0
s.prev = b
while i < len:
b = b.prev
b.next.x = b.x
b.next.y = b.y
i = i + 1
# move snake by the direction
if d == 0:
s.x = s.x + 10
if s.x > x_max:
@ -95,20 +112,11 @@ while True:
s.x = s.x - 10
if s.x < 0:
s.x = x_max
# drow the snake and fruit
b = s
i = 0
lcd.clear('white')
print('fruit.x')
print(f.x)
print('fruit.y')
print(f.y)
lcd.fill(f.x, f.y, w, h, 'green')
print('snake lengh')
print(len)
while i < len:
lcd.fill(b.x, b.y, w, h, 'blue')
b = b.next
i = i + 1
lcd.fill(b.x, b.y, w, h, 'blue')
lcd.fill(s.prev.x, s.prev.y, w, h, 'white')
key_val = key.get()
if key_val == 0:
d = 0