1] > 15:
missles.remove(self)
try:
# Start game
while True:
# Clear previous framebuffer
led_matrix.fill(0)
# Update and redraw missles
for m in missles:
m.update()
led_matrix.point(m.pos[0], m.pos[1])
# Get angles from accelerometer
data = accel.angles()
# Generate smooth movement data using IIR filter, and make a 1/4 turn move
# the player to the edge of the screen
player_pos[0] = player_pos[0] + (clamp(data[0] * 8 * 4 / 90 + 7) -
player_pos[0]) * 0.1
# Draw player
led_matrix.point(int(round(player_pos[0])), int(round(player_pos[1])))
# Show framebuffer
led_matrix.show()
# Delay one game tick, in this case 1ms
time.sleep(0.001)
#Game entity data
player_pos = [7, 0]
#Function to clamp data to the size of the screen
def clamp(x):
return max(0, min(x, 15))
try:
# Start game
while True:
# Clear previous framebuffer
led_matrix.fill(0)
# Get angles from accelerometer
data = accel.angles()
# Generate smooth movement data using IIR filter, and make a 1/4 turn move
# the player to the edge of the screen
player_pos[0] = player_pos[0] + (clamp(data[0]*8*4/90 + 7) - player_pos[0])*0.1
# Draw player
led_matrix.point(int(round(player_pos[0])), int(round(player_pos[1])))
# Show framebuffer
led_matrix.show()
# Delay one game tick, in this case 1ms
time.sleep(0.001)
#Stop if player hits Ctrl-C
#Initialize bricks for x in range(4): for y in range(3): bricks.append(Brick([x*4, 15 - y*3 - 1],[3, 2])) #Initialize ball ball = Ball([8,1],[1,1]) #Initialize player movement data velocity = 0.0 player_pos = 7.0 alpha = 0.1 while True: # Clear frame buffer led_matrix.fill(0) # Get angle data angles = accel.angles() # Simple lowpass filter for velocity data velocity = velocity*alpha + (angles[0]*2*8/90)*(1 - alpha) # Move player's paddle player_pos = player_pos + velocity player_pos = clamp(player_pos, 0, 15 - (p.size[0] - 1)) # If the paddle hits the edge the velocity can't be into the edge if int(player_pos) <= 0 and velocity < 0: velocity = 0 elif int(player_pos) >= 15 and velocity > 0: velcoity = 0 # Move player p.move(player_pos) # Update physics if ball_tick == 0: ball.update()
bricks.append(Brick([x*4, 15 - y*3 - 1],[3, 2]))
#Initialize ball
ball = Ball([8,1],[1,1])
#Declare paddle for use in ball class
p = Paddle([7, 0], [4, 0])
state = State.PLAYING
elif state == State.IDLE:
# display breakout title
scroll_text("BREAKOUT")
elif state == State.PLAYING:
# Clear frame buffer
led_matrix.fill(0)
# Get angle data
angles = accel.angles()
# Simple lowpass filter for velocity data
velocity = velocity*alpha + (angles[0]*2*8/90)*(1 - alpha)
# Move player's paddle
player_pos = player_pos + velocity
player_pos = clamp(player_pos, 0, 15 - (p.size[0] - 1))
# If the paddle hits the edge the velocity can't be into the edge
if int(player_pos) <= 0 and velocity < 0:
velocity = 0
elif int(player_pos) >= 15 and velocity > 0:
velcoity = 0
# Move player
p.move(player_pos)
# Update physics
if ball_tick == 0:
ball.update()
# Import accel module
from rstem import accel
from time import sleep
# Initialze accelerometer on i2c bus 1, on early Pi's this may be 0 instead
accel.init(1)
# Loop to display values
while True:
force = accel.read() # Returns a tuple of the form (x, y, z) acceleration
angles = accel.angles() # Returns a tuple of the form (roll, pitch, elevation) force
# Print values in a nicely formatted way
print(
"X: {0[0]: < 8.4f} Y: {0[1]: < 8.4f} Z: {0[2]: < 8.4f} Roll: {1[0]: < 8.4f} Pitch: {1[1]: < 8.4f} Elevation: {1[2]: < 8.4f}".format(
force, angles
)
)
sleep(0.25)
# setup start button to exit game
GPIO.setup(START, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(SELECT, GPIO.IN, pull_up_down=GPIO.PUD_UP)
# setup A button to roll dice
GPIO.setup(A, GPIO.IN, pull_up_down=GPIO.PUD_UP)
# notify of progress
print("P90")
sys.stdout.flush()
# create flag to indicate to display some dice initially on start up
just_started = True
# get base_elevation
base_elevation = accel.angles()[2]
# set change in angle/acceleration needed to roll dice
THRESHOLD = 20
# notify menu we are ready for the led matrix
print("READY")
sys.stdout.flush()
while True:
# exit if start button is pressed
if GPIO.input(START) == 0 or GPIO.input(SELECT) == 0:
led_matrix.cleanup()
GPIO.cleanup()
sys.exit(0)
def main(stdscr):
# Clear screen
curses.noecho()
curses.cbreak()
curses.curs_set(0)
stdscr.addstr("Accelerometer Tester", curses.A_REVERSE)
stdscr.chgat(-1, curses.A_REVERSE)
#stdscr.addstr(curses.LINES-1, 0, "Press 'Q' to quit")
stdscr.nodelay(1) # make getch() non-blocking
# set up window to bounce ball
ball_win = curses.newwin(curses.LINES-2, curses.COLS, 1, 0)
ball_win.box()
#ball_win.addch(curses.LINES-1,curses.COLS-1, ord('F'))
# Update the internal window data structures
stdscr.noutrefresh()
ball_win.noutrefresh()
# Redraw the screen
curses.doupdate()
box_LINES, box_COLS = ball_win.getmaxyx()
ball_x, ball_y = (int(box_COLS/2), int(box_LINES/2))
while True:
# Quit if 'Q' was pressed
c = stdscr.getch()
if c == ord('Q') or c == ord('q'):
break
# remove previous location of ball
ball_win.addch(ball_y, ball_x, ord(' '))
angles = accel.angles()
x_diff = angles[0]
y_diff = angles[1]
stdscr.addstr(curses.LINES-1, 0, "Press 'Q' to quit | Roll: {0: < 8.4f} Pitch: {1: < 8.4f}".format(x_diff, y_diff))
if x_diff > THRESHOLD and ball_x < box_COLS-2:
ball_x += 1
elif x_diff < -THRESHOLD and ball_x > 1:
ball_x -= 1
if y_diff > THRESHOLD and ball_y > 1:
ball_y -= 1
elif y_diff < -THRESHOLD and ball_y < box_LINES-2:
ball_y += 1
# update ball location
ball_win.addch(ball_y, ball_x, ord('0'))
# Refresh the windows from the bottom up
stdscr.noutrefresh()
ball_win.noutrefresh()
curses.doupdate()
# Restore the terminal
curses.nocbreak()
curses.echo()
curses.curs_set(1)
curses.endwin()
#Import accel module
from rstem import accel
from time import sleep
#Initialze accelerometer on i2c bus 1, on early Pi's this may be 0 instead
accel.init(1)
#Loop to display values
while True:
force = accel.read() #Returns a tuple of the form (x, y, z) acceleration
angles = accel.angles() #Returns a tuple of the form (roll, pitch, elevation) force
# Print values in a nicely formatted way
print("X: {0[0]: < 8.4f} Y: {0[1]: < 8.4f} Z: {0[2]: < 8.4f} Roll: {1[0]: < 8.4f} Pitch: {1[1]: < 8.4f} Elevation: {1[2]: < 8.4f}".format(force, angles))
sleep(0.25)
