Skip to content

WIP: Update game snake to check oled state with new format #28

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
robertlayton wants to merge 2 commits into
base: master
Choose a base branch
from
Open

WIP: Update game snake to check oled state with new format #28

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
87ba655
Update game snake to check oled state with new format
Jan 23, 2021
840c3e4
Only print dead once
Jan 23, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
32 changes: 26 additions & 6 deletions examples/game_snake.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,22 +24,28 @@

import uos

from datetime import datetime
import aiko.event as event
import aiko.oled as oled

print("v001")
oled.initialise()
oled0 = oled.oleds[0] # Game screen
oled1 = oled.oleds[1] # Score, status, instructions, diagnostics

offset = oled.font_size
height = oled0.height - offset
width = oled0.width
height = oled0.oled.height - offset
width = oled0.oled.width

allowed_headings = [(-1, 0), (1, 0), (0, -1), (0, 1)]

score = 0
snake_heading = None # (delta_x, delta_y)
snake_heading_duration = None # frame count
snake_position = None # (x, y)
snake_alive = False
time_of_death = 0 # Will be a timestamp when you die
NEW_GAME_DELAY = 30 # After you die, restart a new game in this many seconds

def display_snake():
oled0.pixel(snake_position[0], snake_position[1] + offset, 1)
Expand All @@ -48,7 +54,6 @@ def display_snake():
def display_snake_dead():
oled1.text("OUCH !", 0, offset + 3 * oled.font_size)
oled1.show()
print("Snake dead !")

def position_check(position):
position_okay = True
Expand All @@ -72,12 +77,19 @@ def random_position(limit):
return random(limit, limit * 3)

def snake_dead():
global time_of_death, snake_alive
if snake_alive:
# Print out this just once
print("Snake dead !")
snake_alive = False
time_of_death = datetime.now().timestamp()
display_snake_dead()
event.terminate()
# TODO: Wait 5 seconds and start again

def snake_new():
global score, snake_heading, snake_heading_duration, snake_position
global score, snake_heading, snake_heading_duration, snake_position, snake_alive
snake_alive = True
score = 0
snake_position = (random_position(width), random_position(height))
snake_heading, snake_heading_duration = snake_new_heading()
Expand All @@ -99,14 +111,22 @@ def snake_new_heading():
def snake_update():
global snake_heading, snake_heading_duration, snake_position
# print("sp: " + str(snake_position) + ", sh: " + str(snake_heading) + ", shd: " + str(snake_heading_duration))
snake_position = tuple(map(sum, zip(snake_position, snake_heading)))
if snake_alive:
# only move snake if its alive
snake_position = tuple(map(sum, zip(snake_position, snake_heading)))
if not position_check(snake_position):
snake_dead()
display_snake()
snake_heading_duration -= 1
if snake_heading_duration == 0:
snake_heading, snake_heading_duration = snake_new_heading()

if not snake_alive:
# new game?
if datetime.now().timestamp() - time_of_death > NEW_GAME_DELAY:
snake_new()


def timer_handler():
snake_update()
update_score()
Expand All @@ -119,7 +139,7 @@ def update_score():
score += 1

def run(period=50):
oled.title = "Snake 0.0"
oled.title = "Snake 0.2"
oled.oleds_clear(0)
snake_new()
display_snake()
Expand Down