light_maymays/guitarhero/main.py

140 lines
3.8 KiB
Python

import math
import pygame
import serial
import time
import colorsys
from util import clamp, rescale
from fixtures import MovingHead
if __name__ == "__main__":
movingheads = [
MovingHead(1),
MovingHead(15),
MovingHead(29),
MovingHead(43),
]
# movingheads[0].rgbw = (59, 130, 246, 0) # blue
# movingheads[1].rgbw = (245, 158, 11, 0) # yellow
# movingheads[2].rgbw = (239, 68, 68, 0) # red
# movingheads[3].rgbw = (16, 185, 129, 0) # green
for head in movingheads:
head.rgbw = (0, 0, 0xFF, 0)
for head in movingheads:
head.pan = -0.5 * math.pi
dmx_data = bytearray(512)
# pygame initialization
pygame.init() # pylint: disable=no-member; wtf?
screen = pygame.display.set_mode((420, 69), pygame.RESIZABLE)
pygame.display.set_caption("meh")
pygame.joystick.init()
gamepad = pygame.joystick.Joystick(0)
gamepad.init()
clock = pygame.time.Clock()
# main loop
running = True # this is clearly not constant, see 17 lines below???
with serial.Serial("/dev/ttyUSB0", 500_000) as ser:
def sync():
# wait for sync
while True:
b = ser.readline()
if b.strip() == b"Sync.":
return
sync()
while running:
for event in pygame.event.get():
if event.type == pygame.QUIT: # pylint: disable=no-member;
running = False
# axes:
pitch = gamepad.get_axis(4) # 0 horizontal, -1 up, 1 down
whammy = gamepad.get_axis(3) # -1 default, 1 if max. pressed
# buttons:
button_state = [
gamepad.get_button(i)
for i in [
0, # green
1, # red
3, # yellow
2, # blue
4, # orange
]
]
# strumm bar
(_, bar) = gamepad.get_hat(0)
print(
f"pitch: {pitch:+0.2f}, "
f"whammy: {whammy:+0.2f}, "
f"buttons: {button_state}, "
f"bar: {bar: 1}"
)
# render
for head_id, button_id in enumerate([3, 2, 1, 0]):
movingheads[head_id].dimmer = 0 if button_state[button_id] else 1
pitch = max(0, min(1, -1 * pitch)) # 0 horizontal, 1 up
tilt = rescale(pitch, (0, 1), (-0.5 * math.pi, 0))
for head in movingheads:
head.tilt = tilt
r, g, b = colorsys.hls_to_rgb((time.time() / 12) % 1, 0.5, 1)
head.rgbw = (int(255 * r), int(255 * g), int(255 * b), 0)
ANGLE_HOME = -0.5 * math.pi
ANGLE_OUTER = 0.5235988
ANGLE_INNER = 0.2617994
movingheads[0].pan = rescale(
whammy, (-1, 1), (ANGLE_HOME, ANGLE_HOME + ANGLE_OUTER)
)
movingheads[1].pan = rescale(
whammy, (-1, 1), (ANGLE_HOME, ANGLE_HOME + ANGLE_INNER)
)
movingheads[2].pan = rescale(
whammy, (-1, 1), (ANGLE_HOME, ANGLE_HOME - ANGLE_INNER)
)
movingheads[3].pan = rescale(
whammy, (-1, 1), (ANGLE_HOME, ANGLE_HOME - ANGLE_OUTER)
)
for head in movingheads:
# print(head)
head.render(dmx_data)
ser.write(dmx_data)
ser.flush()
response = ser.readline()
if response.strip() != b"Ack.":
print(f"received bad response: {response!r}")
sync()
try:
clock.tick(50)
except KeyboardInterrupt:
running = False
pygame.quit() # pylint: disable=no-member;