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manic.py
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manic.py
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#!/usr/bin/env python
"""Draws a scrolling Miner Willy sprite and banner animation/screensaver in homage to Manic Miner by Matthew Smith.
Copyright (C) 2018 Andy Reed
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>."""
import signal
import sys
import time
from sys import exit
from collections import deque
import dot3k.backlight as backlight
import dot3k.lcd as lcd
import dot3k.joystick as nav
is_active = True
bl_mode = False
STDERR = sys.stderr
def excepthook(*args):
print >> STDERR, 'caught'
print >> STDERR, args
sys.excepthook = excepthook
def signal_handler(signal, frame):
global is_active
is_active = False
backlight.set_graph(0)
lcd.clear()
backlight.off()
exit(0)
signal.signal(signal.SIGINT, signal_handler)
signal.signal(signal.SIGTERM,signal_handler)
signal.signal(signal.SIGQUIT,signal_handler)
signal.signal(signal.SIGHUP,signal_handler)
lcd.set_contrast(45)
#red
backlight.left_rgb(255,0,0)
#blue
backlight.mid_rgb(0, 255, 0)
#green
backlight.right_rgb(0,0, 255)
pos = 0
#all black char
black =[0b11111,
0b11111,
0b11111,
0b11111,
0b11111,
0b11111,
0b11111,
0b11111]
#bitmaps for custom letter m,n,r
m = [
[0b00000,
0b00000,
0b00000,
0b11010,
0b10101,
0b10101,
0b10001,
0b10001],
[0b00000,
0b00000,
0b11010,
0b10101,
0b10101,
0b10001,
0b10001,
0b00000],
[0b00000,
0b11010,
0b10101,
0b10101,
0b10001,
0b10001,
0b00000,
0b00000],
[0b11010,
0b10101,
0b10101,
0b10001,
0b10001,
0b00000,
0b00000,
0b00000],
[0b00000,
0b11010,
0b10101,
0b10101,
0b10001,
0b10001,
0b00000,
0b00000],
[0b00000,
0b00000,
0b11010,
0b10101,
0b10101,
0b10001,
0b10001,
0b00000]
]
n = [
[0b10110,
0b11001,
0b10001,
0b10001,
0b10001,
0b00000,
0b00000,
0b00000],
[0b00000,
0b10110,
0b11001,
0b10001,
0b10001,
0b10001,
0b00000,
0b00000],
[0b00000,
0b00000,
0b10110,
0b11001,
0b10001,
0b10001,
0b10001,
0b00000],
[0b00000,
0b00000,
0b00000,
0b10110,
0b11001,
0b10001,
0b10001,
0b10001],
[0b00000,
0b00000,
0b10110,
0b11001,
0b10001,
0b10001,
0b10001,
0b00000],
[0b00000,
0b10110,
0b11001,
0b10001,
0b10001,
0b10001,
0b00000,
0b00000]
]
r = [
[0b00000,
0b10110,
0b11001,
0b10000,
0b10000,
0b10000,
0b00000,
0b00000],
[0b00000,
0b00000,
0b10110,
0b11001,
0b10000,
0b10000,
0b10000,
0b00000],
[0b00000,
0b00000,
0b00000,
0b10110,
0b11001,
0b10000,
0b10000,
0b10000],
[0b00000,
0b00000,
0b10110,
0b11001,
0b10000,
0b10000,
0b10000,
0b00000],
[0b00000,
0b10110,
0b11001,
0b10000,
0b10000,
0b10000,
0b00000,
0b00000],
[0b10110,
0b11001,
0b10000,
0b10000,
0b10000,
0b00000,
0b00000,
0b00000]
]
#create the plain black char
lcd.create_char(4, black)
#combine the standard font m,n,r with our custom a,i,c,e to spell out manic miner on the first line of the display
line0 = chr(4) + chr(5) + 'a' + chr(7) + 'i' + 'c' + chr(4) * 2 + chr(5) + 'i' + chr(7) + 'e' + chr(6) + chr(4) * 2
#draw the background and manic miner sprite on display lines 2 and 3
line1 = chr(0) + chr(1) + chr(4) * 13
line2 = chr(2) + chr(3) + chr(4) * 13
#bitmap for the manic miner sprite in sections top left, top right, bottom left and bottom right
top_left = [
[~0b00000,
~0b00011,
~0b00111,
~0b00011,
~0b00011,
~0b00011,
~0b00001,
~0b00011],
[~0b00000,
~0b00011,
~0b00111,
~0b00011,
~0b00011,
~0b00011,
~0b00001,
~0b00011],
[~0b00000,
~0b00011,
~0b00111,
~0b00011,
~0b00011,
~0b00011,
~0b00001,
~0b00011],
[~0b00000,
~0b00011,
~0b00111,
~0b00011,
~0b00011,
~0b00011,
~0b00001,
~0b00011]
]
top_right = [
[~0b01100,
~0b11100,
~0b11000,
~0b01000,
~0b11100,
~0b11000,
~0b10000,
~0b11000],
[~0b01100,
~0b11100,
~0b11000,
~0b01000,
~0b11100,
~0b11000,
~0b10000,
~0b11000],
[~0b01100,
~0b11100,
~0b11000,
~0b01000,
~0b11100,
~0b11000,
~0b10000,
~0b11000],
[~0b01100,
~0b11100,
~0b11000,
~0b01000,
~0b11100,
~0b11000,
~0b10000,
~0b11000]
]
bottom_left = [
[~0b00110,
~0b00110,
~0b00110,
~0b00111,
~0b00011,
~0b00001,
~0b00001,
~0b00001],
[~0b00111,
~0b00111,
~0b01111,
~0b01111,
~0b00011,
~0b00111,
~0b00110,
~0b00111],
[~0b00111,
~0b01111,
~0b11111,
~0b11011,
~0b00011,
~0b00111,
~0b01100,
~0b01110],
[~0b00111,
~0b00111,
~0b01111,
~0b01111,
~0b00011,
~0b00111,
~0b00110,
~0b00111]
]
bottom_right = [
[~0b11100,
~0b11100,
~0b11100,
~0b01100,
~0b11000,
~0b10000,
~0b10000,
~0b11000],
[~0b11100,
~0b11100,
~0b01110,
~0b10110,
~0b11000,
~0b01100,
~0b11100,
~0b01110],
[~0b11100,
~0b11110,
~0b11111,
~0b11011,
~0b11100,
~0b01101,
~0b00111,
~0b00110],
[~0b11100,
~0b11100,
~0b01110,
~0b10110,
~0b11000,
~0b01100,
~0b11100,
~0b01110]
]
#handle left joystick press
@nav.on(nav.LEFT)
def handle_left(pin):
global is_active
is_active = False
#handle joystick button press
@nav.on(nav.BUTTON)
def handle_button(pin):
global is_active
is_active = False
def getAnimFrame(char, fps):
return char[int(round(time.time() * fps) % len(char))]
while is_active:
lcd.create_char(0, getAnimFrame(top_left, 4))
lcd.create_char(1, getAnimFrame(top_right, 4))
lcd.create_char(2, getAnimFrame(bottom_left, 4))
lcd.create_char(3, getAnimFrame(bottom_right, 4))
lcd.create_char(5, getAnimFrame(m,1))
lcd.create_char(6, getAnimFrame(r,1))
lcd.create_char(7, getAnimFrame(n,1))
lcd.set_cursor_position(0,0)
lcd.write(line0)
lcd.set_cursor_position(0,1)
lcd.write(line1)
lcd.set_cursor_position(0, 2)
lcd.write(line2)
pos+= 1
if pos % 10 == 0:
str_dq = deque(line0)
str_dq.rotate(-1)
line0 = ''.join(str_dq)
if pos % 5 == 0:
str_dq = deque(line1)
str_dq.rotate(1)
line1 = ''.join(str_dq)
str_dq = deque(line2)
str_dq.rotate(1)
line2 = ''.join(str_dq)
if pos % 500 == 0:
if bl_mode:
#yellow
backlight.left_rgb(255,0,255)
#magenta
backlight.mid_rgb(255,255, 0)
#green
backlight.right_rgb(0,255, 255)
bl_mode = ~bl_mode
else:
#red
backlight.left_rgb(255,0,0)
#blue
backlight.mid_rgb(0, 255, 0)
#green
backlight.right_rgb(0,0, 255)
bl_mode = ~bl_mode
if pos >= sys.maxint - 100000:
pos = 0
time.sleep(0.005)
#reset the display and turn off backlight when quitting
if not(is_active):
backlight.set_graph(0)
lcd.clear()
backlight.off()
time.sleep(0.005)
exit(0)