Updated storyboard mechanics

Updated statemachine
Implemented advanced choice mechanics
Still testing.
This commit is contained in:
jpunkt 2022-01-14 22:47:19 +01:00
parent 2c85f7ed46
commit 06cbde4179
4 changed files with 333 additions and 368 deletions

View file

@ -120,7 +120,7 @@ class PizzaHAL:
# Extract data and sampling rate from file
# data, fs = sf.read(str(sound), dtype='float32')
# self.soundcache[str(sound)] = (data, fs)
self.soundcache[str(sound)] = mx.Sound(sound)
self.soundcache[str(sound)] = mx.Sound(str(sound))
def init_camera(self):
if self.camera is None:
@ -157,23 +157,19 @@ class PizzaHAL:
return resp
def move_vert(hal: PizzaHAL, steps: int):
def move(hal: PizzaHAL,
steps: int,
horizontal: bool,
**kwargs):
"""
Move the motor controlling the vertical scroll a given distance.
"""
hal.send_cmd(SerialCommands.MOTOR_V, steps.to_bytes(2, 'little', signed=True))
hal.send_cmd(SerialCommands.MOTOR_H if horizontal else SerialCommands.MOTOR_V,
steps.to_bytes(2, 'little', signed=True))
def move_hor(hal: PizzaHAL, steps: int):
"""
Move the motor controlling the horizontal scroll a given distance.
"""
hal.send_cmd(SerialCommands.MOTOR_H, steps.to_bytes(2, 'little', signed=True))
def rewind(hal: PizzaHAL):
def rewind(hal: PizzaHAL, **kwargs):
"""
Rewind both scrolls.
@ -181,9 +177,9 @@ def rewind(hal: PizzaHAL):
hal.send_cmd(SerialCommands.REWIND)
def turn_off(hal: PizzaHAL):
def turn_off(hal: PizzaHAL, **kwargs):
"""
Turn off everything.
Turn off the lights.
"""
hal.send_cmd(SerialCommands.BACKLIGHT, 0)
hal.send_cmd(SerialCommands.FRONTLIGHT, 0)
@ -223,7 +219,7 @@ def wait_for_input(hal: PizzaHAL,
(8 if green_cb else 0)
if sound is not None:
hal.play_sound(sound)
hal.play_sound(str(sound))
resp = hal.send_cmd(SerialCommands.USER_INTERACT, bitmask.to_bytes(1, 'little', signed=False), timeout.to_bytes(4, 'little', signed=False))
@ -246,7 +242,14 @@ def wait_for_input(hal: PizzaHAL,
timeout_cb(**kwargs)
def light_layer(hal: PizzaHAL, r: float, g: float, b: float, w: float, fade: float = 0.0, **kwargs):
def light(hal: PizzaHAL,
r: float,
g: float,
b: float,
w: float,
fade: float = 0.0,
backlight: bool = False,
**kwargs):
"""
Turn on the light to illuminate the upper scroll
@ -258,30 +261,10 @@ def light_layer(hal: PizzaHAL, r: float, g: float, b: float, w: float, fade: flo
:param steps: int
How many steps for the fade (default: 100)
"""
hal.send_cmd(SerialCommands.FRONTLIGHT,
int(r * 255).to_bytes(1, 'little'),
int(g * 255).to_bytes(1, 'little'),
hal.send_cmd(SerialCommands.BACKLIGHT if backlight else SerialCommands.FRONTLIGHT,
int(b * 255).to_bytes(1, 'little'),
int(w * 255).to_bytes(1, 'little'),
int(fade * 1000).to_bytes(4, 'little'))
def backlight(hal: PizzaHAL, r: float, g: float, b: float, w: float, fade: float = 0.0, **kwargs):
"""
Turn on the backlight
:param hal: The hardware abstraction object
:param fade: float
Default 0, time in seconds to fade in or out
:param intensity: float
Intensity of the light in percent
:param steps: int
How many steps for the fade (default: 100)
"""
hal.send_cmd(SerialCommands.BACKLIGHT,
int(r * 255).to_bytes(1, 'little'),
int(g * 255).to_bytes(1, 'little'),
int(b * 255).to_bytes(1, 'little'),
int(r * 255).to_bytes(1, 'little'),
int(w * 255).to_bytes(1, 'little'),
int(fade * 1000).to_bytes(4, 'little'))
@ -295,7 +278,7 @@ def play_sound(hal: PizzaHAL, sound: Any, **kwargs):
"""
# Extract data and sampling rate from file
try:
hal.play_sound(sound)
hal.play_sound(str(sound))
while mx.get_busy():
pass
except KeyboardInterrupt:

View file

@ -1,248 +1,42 @@
from pizzactrl import storyboard, fs_names
from pizzactrl import fs_names
from pizzactrl.storyboard import *
STORYBOARD = [
storyboard.Chapter(
# storyboard.Do(storyboard.Activity.ADVANCE_UP),
storyboard.Do(storyboard.Activity.LIGHT_BACK, # Bild 1
intensity=1.0, fade=1.0)
Chapter(
Do(Activity.ADVANCE_UP,
steps=50),
Do(Activity.LIGHT_BACK, # Bild 1
intensity=1.0, fade=1.0),
Do(Activity.WAIT_FOR_INPUT,
on_blue=Select(Option.CONTINUE),
on_red=Select(Option.REPEAT))
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 2
Chapter(
Do(Activity.ADVANCE_LEFT,
steps=100),
Do(Activity.ADVANCE_UP,
steps=50),
Do(Activity.WAIT_FOR_INPUT,
on_blue=Select(Option.CONTINUE),
on_red=Select(Option.REPEAT),
on_yellow=Select(Option.GOTO, chapter=0),
on_green=Select(Option.QUIT))
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.ADVANCE_UP), # Bild 3
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.ADVANCE_UP), # Bild 4
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0.0),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP), # Bild 5
Chapter(
Do(Activity.ADVANCE_LEFT,
steps=-50),
Do(Activity.ADVANCE_UP,
steps=-20)
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.RECORD_SOUND,
filename=fs_names.REC_NAME,
duration=7.0,
cache=True),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_STOP_REC),
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.REC_NAME),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.ADVANCE_UP), # Bild 6
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.RECORD_SOUND,
filename=fs_names.REC_CITY_DESC,
duration=60.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_STOP_REC),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 7
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0.0),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.TAKE_PHOTO,
filename=fs_names.REC_PORTRAIT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_SHUTTER)
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP)
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=2.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 9
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_LAYER,
intensity=1., fade=0.5),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=0.5),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_LAYER,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 10
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 11
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 12
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=.5),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 13
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.RECORD_SOUND,
filename=fs_names.REC_CITY_NAME,
duration=7.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_STOP_REC),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 14
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.RECORD_SOUND,
filename=fs_names.REC_CITY_DESC,
duration=60.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_STOP_REC),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 15
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.RECORD_SOUND,
filename=fs_names.REC_CITY_DESC,
duration=60.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_STOP_REC),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 16
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 17
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=1.),
storyboard.Do(storyboard.Activity.WAIT_FOR_INPUT),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_REC_AUDIO),
storyboard.Do(storyboard.Activity.RECORD_VIDEO,
filename=fs_names.REC_DRAW_CITY,
duration=60.0),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.SFX_STOP_REC),
storyboard.Do(storyboard.Activity.ADVANCE_UP) # Bild 18
),
storyboard.Chapter(
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=1., fade=1.),
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.ADVANCE_UP), # Bild 19
storyboard.Do(storyboard.Activity.PLAY_SOUND,
sound=fs_names.StoryFile('01dummy')),
storyboard.Do(storyboard.Activity.LIGHT_BACK,
intensity=0., fade=2.)
Chapter(
Do(Activity.ADVANCE_LEFT,
steps=100),
Do(Activity.ADVANCE_UP,
steps=50),
Do(Activity.WAIT_FOR_INPUT,
on_blue=Select(Option.CONTINUE),
on_red=Select(Option.REPEAT),
on_yellow=Select(Option.GOTO, chapter=0),
on_green=Select(Option.QUIT))
)
]

View file

@ -9,10 +9,11 @@ from enum import Enum, auto
from subprocess import call
from pizzactrl import fs_names, sb_dummy
from .storyboard import Activity
from .hal_serial import SerialCommunicationError, play_sound, take_photo, record_video, record_sound, turn_off, \
PizzaHAL, init_camera, init_sounds, wait_for_input, \
light_layer, backlight, move_vert, move_hor, rewind
from pizzactrl.hal import ScrollSensor
from .storyboard import Activity, Select, Option
from .hal_serial import SerialCommunicationError, PizzaHAL, play_sound, take_photo, record_video, record_sound, turn_off, wait_for_input, \
light, move, rewind
from pizzactrl import storyboard
logger = logging.getLogger(__name__)
@ -50,25 +51,47 @@ def load_sounds():
return soundcache
# Map Activities to function calls
ACTIVITY_SELECTOR = {
Activity.PLAY_SOUND: play_sound,
Activity.RECORD_SOUND: record_sound,
Activity.RECORD_VIDEO: record_video,
Activity.TAKE_PHOTO: take_photo,
Activity.LIGHT_LAYER: light,
Activity.LIGHT_BACK: light,
Activity.ADVANCE_UP: move,
Activity.ADVANCE_LEFT: move
}
class Statemachine:
def __init__(self,
story_de: Any=None,
story_en: Any=None,
move: bool = False,
loop: bool = True):
loop: bool = True,
test: bool = False):
self.state = State.POWER_ON
self.hal = PizzaHAL()
self.chapter = 0
self.next_chapter = 0
self.story = None
self.story_de = story_de
self.story_en = story_en
self.alt = False
self.lang = Language.NOT_SET
self.move = move
self.test = False
self.MOVE = move # self.move is reset to this value
self.move = self.MOVE
self.test = test
self.loop = loop
def run(self):
logger.debug(f'Run(state={self.state})')
choice = {
State.POWER_ON: self._power_on,
State.POST: self._post,
@ -77,6 +100,7 @@ class Statemachine:
State.REWIND: self._rewind,
State.IDLE_END: self._idle_end
}
while (self.state is not State.ERROR) and \
(self.state is not State.SHUTDOWN):
choice[self.state]()
@ -107,40 +131,51 @@ class Statemachine:
Initialize hal callbacks, load sounds
"""
logger.debug(f'power on')
# TODO enable lid sensor
# self.hal.lid_sensor.when_pressed = self._lid_open
# self.hal.lid_sensor.when_released = self._lid_closed
try:
self.hal.init_connection()
except SerialCommunicationError as e:
self.state = State.ERROR
logger.exception(e)
return
init_sounds(self.hal, load_sounds())
init_camera(self.hal)
self.hal.init_sounds(load_sounds())
self.hal.init_camera()
self.state = State.POST
def _post(self):
"""
Power on self test.
"""
logger.debug(f'post')
# check scroll positions and rewind if necessary
turn_off(self.hal)
if not os.path.exists(fs_names.USB_STICK):
logger.debug(f'post')
if (not self.test) and (not os.path.exists(fs_names.USB_STICK)):
logger.warning('USB-Stick not found.')
self.state = State.ERROR
return
# TODO set RPi_HELO pins, wait for response
# Callback for start when blue button is held
self.hal.btn_start.when_activated = self._start_or_rewind
logger.debug('start button callback activated')
# self.hal.btn_start.when_activated = self._start_or_rewind
# logger.debug('start button callback activated')
try:
self.hal.init_connection()
except SerialCommunicationError as e:
self.state = State.ERROR
logger.exception(e)
return
# play a sound if everything is alright
play_sound(self.hal, fs_names.SFX_POST_OK)
self.state = State.IDLE_START
logger.debug('idle_start')
if self.test:
self.state = State.PLAY
logger.debug('play')
else:
self.state = State.IDLE_START
logger.debug('idle_start')
def _idle_start(self):
"""
@ -148,24 +183,9 @@ class Statemachine:
"""
pass
def _start_or_rewind(self):
"""
Callback function.
If statemachine is in idle state, start playback when start
button is pressed (released).
If statemachine is playing, trigger rewind and start fresh
"""
if self.state == State.IDLE_START:
self.state = State.PLAY
return
if self.state == State.PLAY:
self.state = State.REWIND
def _play(self):
"""
Run the storyboard
Select language, then run the storyboard
"""
logger.debug(f'play')
if self.test:
@ -174,48 +194,134 @@ class Statemachine:
# TODO reenable language selection
self.story = self.story_en
for chapter in iter(self.story):
logger.debug(f'playing chapter {chapter}')
while self.chapter is not None:
self._play_chapter()
self._advance_chapter()
self.state = State.REWIND
def _option_callback(self, selection: Select):
"""
Return a callback for the appropriate option and parameters.
Callbacks set the properties of `Statemachine` to determine it's behaviour.
"""
rewind = selection.values.get('rewind', Option.REPEAT.value['rewind'])
next_chapter = selection.values.get('chapter', Option.GOTO.value['chapter'])
shutdown = selection.values.get('shutdown', Option.QUIT.value['shutdown'])
def _continue(**kwargs):
"""
Continue in the Storyboard. Prepare advancing to the next chapter.
"""
self.move = self.MOVE
if len(self.story) > (self.chapter + 1):
self.next_chapter = self.chapter + 1
else:
self.next_chapter = None
def _repeat(**kwargs):
"""
Repeat the current chapter. Do not rewind if the selection says so.
"""
self.move = rewind
self.next_chapter = self.chapter
def _goto(**kwargs):
"""
Jump to a specified chapter.
"""
self.move = self.MOVE
self.next_chapter = next_chapter
def _quit(**kwargs):
self.move = self.MOVE
self.loop = not shutdown
self.next_chapter = None
return {
Option.CONTINUE: _continue,
Option.REPEAT: _repeat,
Option.GOTO: _goto,
Option.QUIT: _quit,
None: None
}[selection.option]
def _play_chapter(self):
"""
Play the chapter specified by self.chapter
"""
logger.debug(f'playing chapter {self.chapter}')
if self.chapter < len(self.story):
chapter = self.story[self.chapter]
while chapter.hasnext():
act = next(chapter)
logger.debug(f'next activity {act.activity}')
if act.activity is Activity.WAIT_FOR_INPUT:
wait_for_input(hal=self.hal,
go_callback=chapter.mobilize,
back_callback=chapter.rewind,
to_callback=self._start_or_rewind)
# elif act.activity is Activity.ADVANCE_UP:
# if chapter.move and self.move:
# logger.debug(
# f'advance({self.hal.motor_ud}, '
# f'{self.hal.ud_sensor})')
# advance(motor=self.hal.motor_ud,
# sensor=self.hal.ud_sensor)
# elif not self.move:
# play_sound(self.hal, fs_names.StoryFile('stop'))
blue_cb = self._option_callback(act.values['on_blue']),
red_cb = self._option_callback(act.values['on_red']),
yellow_cb = self._option_callback(act.values['on_yellow']),
green_cb = self._option_callback(act.values['on_green']),
timeout_cb = self._option_callback(act.values['on_timeout']),
**act.values)
else:
try:
{
Activity.PLAY_SOUND: play_sound,
Activity.RECORD_SOUND: record_sound,
Activity.RECORD_VIDEO: record_video,
Activity.TAKE_PHOTO: take_photo,
Activity.LIGHT_LAYER: light_layer,
Activity.LIGHT_BACK: backlight,
# Activity.ADVANCE_UP: move_vert,
# Activity.ADVANCE_LEFT: move_hor
}[act.activity](self.hal, **act.values)
ACTIVITY_SELECTOR[act.activity](self.hal, **act.values)
except KeyError:
logger.exception('Caught KeyError, ignoring...')
pass
self.state = State.REWIND
self.next_chapter = self.chapter + 1
else:
self.next_chapter = None
def _advance_chapter(self):
"""
Update chapters and move the scrolls.
Update self.chapter to self.next_chapter
"""
if self.next_chapter is not None:
diff = self.next_chapter - self.chapter
h_steps = 0
v_steps = 0
if diff < 0:
"""
Rewind all chapters up to target
"""
for ch in self.story[self.next_chapter:self.chapter]:
steps = ch.rewind()
h_steps += steps['h_steps']
v_steps += steps['v_steps']
elif diff > 0:
"""
Skip all chapters up to target
"""
for ch in self.story[self.chapter:self.next_chapter]:
steps = ch.skip()
h_steps += steps['h_steps']
v_steps += steps['v_steps']
else:
"""
Rewind current chapter
"""
steps = self.story[self.chapter].rewind()
h_steps = steps['h_steps']
v_steps = steps['v_steps']
if self.move:
move(self.hal, h_steps, True)
move(self.hal, v_steps, False)
self.chapter = self.next_chapter
def _rewind(self):
"""
Rewind all scrolls, post-process videos
"""
# postprocessing
# TODO postprocessing - add sound
logger.debug('Converting video...')
cmdstring = f'MP4Box -add {fs_names.REC_DRAW_CITY} {fs_names.REC_MERGED_VIDEO}'
call([cmdstring], shell=True)
@ -223,6 +329,7 @@ class Statemachine:
logger.debug('Rewinding...')
if self.move:
rewind(self.hal)
for chapter in self.story:
chapter.rewind()

View file

@ -1,19 +1,70 @@
from enum import Enum, auto
class Option(Enum):
"""
Options can be chosen by the user in WAIT_FOR_INPUT
"""
CONTINUE = {} # Continue with chapter
REPEAT = {'rewind': True} # Repeat chapter from beginning. `rewind=True`: reset scrolls to starting position
GOTO = {'chapter': 0} # Jump to chapter number
QUIT = {'shutdown': True} # End playback. `shutdown=True` also powers off box
class Select:
"""
An option instance. Can override the default settings from `Option`s
"""
def __init__(self, option: Option, **kwargs):
self.option = option
self.values = {}
if option is not None:
for key, value in self.option.value.items():
self.values[key] = kwargs.get(key, value)
class Activity(Enum):
WAIT_FOR_INPUT = {'steps': 0}
PLAY_SOUND = {'sound': None}
RECORD_SOUND = {'duration': 0.0, 'filename': '', 'cache': False}
RECORD_VIDEO = {'duration': 0.0, 'filename': ''}
TAKE_PHOTO = {'filename': ''}
ADVANCE_UP = {'speed': 0.3, 'direction': True, 'steps': 100}
ADVANCE_LEFT = {'speed': 0.3, 'direction': True, 'steps': 200} # TODO set right number of steps
LIGHT_LAYER = {'intensity': 1.0, 'fade': 0.0, 'layer': True}
LIGHT_BACK = {'intensity': 1.0, 'fade': 0.0}
"""
Things the box can do
"""
WAIT_FOR_INPUT = {'on_blue': Select(Option.CONTINUE),
'on_red': Select(Option.REPEAT),
'on_yellow': Select(None),
'on_green': Select(None),
'on_timeout': Select(Option.QUIT),
'sound': None,
'timeout': 0}
PLAY_SOUND = {'sound': None}
RECORD_SOUND = {'duration': 10.0,
'filename': '',
'cache': False}
RECORD_VIDEO = {'duration': 60.0,
'filename': ''}
TAKE_PHOTO = {'filename': ''}
ADVANCE_UP = {'steps': 100, # TODO set right number of steps
'direction': True,
'horizontal': False}
ADVANCE_LEFT = {'steps': 200, # TODO set right number of steps
'direction': True,
'horizontal': True}
LIGHT_LAYER = {'r': 0,
'g': 0,
'b': 0,
'w': 1.0,
'fade': 1.0,
'backlight': False}
LIGHT_BACK = {'r': 0,
'g': 0,
'b': 0,
'w': 1.0,
'fade': 1.0,
'backlight': True}
class Do:
"""
An activity instance. Can override the default settings from `Activity`s
"""
def __init__(self, activity: Activity, **kwargs):
self.activity = activity
self.values = {}
@ -23,33 +74,63 @@ class Do:
class Chapter:
"""
A logical storyboard entity, which can be replayed (rewind to start).
A logical storyboard entity, which can be replayed (rewind to start)
or skipped (do all movements at once).
Keeps track of advanced steps on the scrolls.
"""
def __init__(self, *activities):
self.activities = activities
self.pos = 0
self.move = True
self.move_ud = 0
self.index = 0
self.h_pos = 0
self.v_pos = 0
def __iter__(self):
return self
def __next__(self):
if self.pos >= len(self.activities):
if self.index >= len(self.activities):
raise StopIteration
act = self.activities[self.pos]
self.pos += 1
act = self.activities[self.index]
self._update_pos(act)
return act
def _update_pos(self, act: Activity):
"""
Update the positions from the activity.
Implicitly increments the index.
"""
self.index += 1
if act.activity is Activity.ADVANCE_UP:
self.v_pos += act.values.get('steps', 0)
elif act.activity is Activity.ADVANCE_LEFT:
self.h_pos += act.values.get('steps', 0)
def hasnext(self):
return self.pos < len(self.activities)
"""
Returns True if the chapter has more activities
"""
return self.index < len(self.activities)
def rewind(self, **kwargs):
self.move = False
self.pos = 0
"""
Reset the position to zero. Return how many steps are needed to rewind the scrolls
"""
self.index = 0
h_pos = self.h_pos
v_pos = self.v_pos
self.h_pos = 0
self.v_pos = 0
return {'h_steps': -h_pos, 'v_steps': -v_pos}
def mobilize(self, **kwargs):
self.move = True
def skip(self, **kwargs):
"""
Skip chapter. Returns all movements necessary to advance scrolls.
"""
h_pos = self.h_pos
v_pos = self.v_pos
for act in self.activities[self.index:]:
self._update_pos(act)
return {'h_steps': self.h_pos - h_pos, 'v_steps': self.v_pos - v_pos}