Remove unused preset parameter mapping.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
2026-02-08 17:18:48 +13:00
parent 43957adb28
commit 7cc0a3b7d7

View File

@@ -1,28 +1,9 @@
from machine import Pin
from neopixel import NeoPixel
import utime
from preset import Preset
from patterns import Blink, Rainbow, Pulse, Transition, Chase, Circle
# Short-key parameter mapping for convenience setters
param_mapping = {
"pt": "selected",
"pa": "selected",
"cl": "colors",
"br": "brightness",
"dl": "delay",
"nl": "num_leds",
"co": "color_order",
"lp": "led_pin",
"n1": "n1",
"n2": "n2",
"n3": "n3",
"n4": "n4",
"n5": "n5",
"n6": "n6",
"auto": "auto",
}
class Presets:
def __init__(self, pin, num_leds):
self.n = NeoPixel(Pin(pin, Pin.OUT), num_leds)
@@ -39,12 +20,12 @@ class Presets:
self.patterns = {
"off": self.off,
"on": self.on,
"blink": self.blink,
"rainbow": self.rainbow,
"pulse": self.pulse,
"transition": self.transition,
"chase": self.chase,
"circle": self.circle,
"blink": Blink(self).run,
"rainbow": Rainbow(self).run,
"pulse": Pulse(self).run,
"transition": Transition(self).run,
"chase": Chase(self).run,
"circle": Circle(self).run,
}
@@ -87,13 +68,6 @@ class Presets:
# If preset doesn't exist or pattern not found, default to "off"
return False
def set_param(self, key, value):
if key in param_mapping:
setattr(self, param_mapping[key], value)
return True
print(f"Invalid parameter: {key}")
return False
def update_num_leds(self, pin, num_leds):
self.n = NeoPixel(Pin(pin, Pin.OUT), num_leds)
self.num_leds = num_leds
@@ -118,389 +92,3 @@ class Presets:
colors = preset.c
color = colors[0] if colors else (255, 255, 255)
self.fill(self.apply_brightness(color, preset.b))
def wheel(self, pos):
if pos < 85:
return (pos * 3, 255 - pos * 3, 0)
elif pos < 170:
pos -= 85
return (255 - pos * 3, 0, pos * 3)
else:
pos -= 170
return (0, pos * 3, 255 - pos * 3)
def blink(self, preset):
"""Blink pattern: toggles LEDs on/off using preset delay, cycling through colors."""
# Use provided colors, or default to white if none
colors = preset.c if preset.c else [(255, 255, 255)]
color_index = 0
state = True # True = on, False = off
last_update = utime.ticks_ms()
while True:
current_time = utime.ticks_ms()
# Re-read delay each loop so live updates to preset.d take effect
delay_ms = max(1, int(preset.d))
if utime.ticks_diff(current_time, last_update) >= delay_ms:
if state:
base_color = colors[color_index % len(colors)]
color = self.apply_brightness(base_color, preset.b)
self.fill(color)
# Advance to next color for the next "on" phase
color_index += 1
else:
# "Off" phase: turn all LEDs off
self.fill((0, 0, 0))
state = not state
last_update = current_time
# Yield once per tick so other logic can run
yield
def rainbow(self, preset):
step = self.step % 256
step_amount = max(1, int(preset.n1)) # n1 controls step increment
# If auto is False, run a single step and then stop
if not preset.a:
for i in range(self.num_leds):
rc_index = (i * 256 // self.num_leds) + step
self.n[i] = self.apply_brightness(self.wheel(rc_index & 255), preset.b)
self.n.write()
# Increment step by n1 for next manual call
self.step = (step + step_amount) % 256
# Allow tick() to advance the generator once
yield
return
last_update = utime.ticks_ms()
while True:
current_time = utime.ticks_ms()
sleep_ms = max(1, int(preset.d)) # Get delay from preset
if utime.ticks_diff(current_time, last_update) >= sleep_ms:
for i in range(self.num_leds):
rc_index = (i * 256 // self.num_leds) + step
self.n[i] = self.apply_brightness(self.wheel(rc_index & 255), preset.b)
self.n.write()
step = (step + step_amount) % 256
self.step = step
last_update = current_time
# Yield once per tick so other logic can run
yield
def pulse(self, preset):
self.off()
# Get colors from preset
colors = preset.c
if not colors:
colors = [(255, 255, 255)]
color_index = 0
cycle_start = utime.ticks_ms()
# State machine based pulse using a single generator loop
while True:
# Read current timing parameters from preset
attack_ms = max(0, int(preset.n1)) # Attack time in ms
hold_ms = max(0, int(preset.n2)) # Hold time in ms
decay_ms = max(0, int(preset.n3)) # Decay time in ms
delay_ms = max(0, int(preset.d))
total_ms = attack_ms + hold_ms + decay_ms + delay_ms
if total_ms <= 0:
total_ms = 1
now = utime.ticks_ms()
elapsed = utime.ticks_diff(now, cycle_start)
base_color = colors[color_index % len(colors)]
if elapsed < attack_ms and attack_ms > 0:
# Attack: fade 0 -> 1
factor = elapsed / attack_ms
color = tuple(int(c * factor) for c in base_color)
self.fill(self.apply_brightness(color, preset.b))
elif elapsed < attack_ms + hold_ms:
# Hold: full brightness
self.fill(self.apply_brightness(base_color, preset.b))
elif elapsed < attack_ms + hold_ms + decay_ms and decay_ms > 0:
# Decay: fade 1 -> 0
dec_elapsed = elapsed - attack_ms - hold_ms
factor = max(0.0, 1.0 - (dec_elapsed / decay_ms))
color = tuple(int(c * factor) for c in base_color)
self.fill(self.apply_brightness(color, preset.b))
elif elapsed < total_ms:
# Delay phase: LEDs off between pulses
self.fill((0, 0, 0))
else:
# End of cycle, move to next color and restart timing
color_index += 1
cycle_start = now
if not preset.a:
break
# Skip drawing this tick, start next cycle
yield
continue
# Yield once per tick
yield
def transition(self, preset):
"""Transition between colors, blending over `delay` ms."""
colors = preset.c
if not colors:
self.off()
yield
return
# Only one color: just keep it on
if len(colors) == 1:
while True:
self.fill(self.apply_brightness(colors[0], preset.b))
yield
return
color_index = 0
start_time = utime.ticks_ms()
while True:
if not colors:
break
# Get current and next color based on live list
c1 = colors[color_index % len(colors)]
c2 = colors[(color_index + 1) % len(colors)]
duration = max(10, int(preset.d)) # At least 10ms
now = utime.ticks_ms()
elapsed = utime.ticks_diff(now, start_time)
if elapsed >= duration:
# End of this transition step
if not preset.a:
# One-shot: transition from first to second color only
self.fill(self.apply_brightness(c2, preset.b))
break
# Auto: move to next pair
color_index = (color_index + 1) % len(colors)
start_time = now
yield
continue
# Interpolate between c1 and c2
factor = elapsed / duration
interpolated = tuple(
int(c1[i] + (c2[i] - c1[i]) * factor) for i in range(3)
)
self.fill(self.apply_brightness(interpolated, preset.b))
yield
def chase(self, preset):
"""Chase pattern: n1 LEDs of color0, n2 LEDs of color1, repeating.
Moves by n3 on even steps, n4 on odd steps (n3/n4 can be positive or negative)"""
colors = preset.c
if len(colors) < 1:
# Need at least 1 color
return
# Access colors, delay, and n values from preset
if not colors:
return
# If only one color provided, use it for both colors
if len(colors) < 2:
color0 = colors[0]
color1 = colors[0]
else:
color0 = colors[0]
color1 = colors[1]
color0 = self.apply_brightness(color0, preset.b)
color1 = self.apply_brightness(color1, preset.b)
n1 = max(1, int(preset.n1)) # LEDs of color 0
n2 = max(1, int(preset.n2)) # LEDs of color 1
n3 = int(preset.n3) # Step movement on even steps (can be negative)
n4 = int(preset.n4) # Step movement on odd steps (can be negative)
segment_length = n1 + n2
# Calculate position from step_count
step_count = self.step
# Position alternates: step 0 adds n3, step 1 adds n4, step 2 adds n3, etc.
if step_count % 2 == 0:
# Even steps: (step_count//2) pairs of (n3+n4) plus one extra n3
position = (step_count // 2) * (n3 + n4) + n3
else:
# Odd steps: ((step_count+1)//2) pairs of (n3+n4)
position = ((step_count + 1) // 2) * (n3 + n4)
# Wrap position to keep it reasonable
max_pos = self.num_leds + segment_length
position = position % max_pos
if position < 0:
position += max_pos
# If auto is False, run a single step and then stop
if not preset.a:
# Clear all LEDs
self.n.fill((0, 0, 0))
# Draw repeating pattern starting at position
for i in range(self.num_leds):
# Calculate position in the repeating segment
relative_pos = (i - position) % segment_length
if relative_pos < 0:
relative_pos = (relative_pos + segment_length) % segment_length
# Determine which color based on position in segment
if relative_pos < n1:
self.n[i] = color0
else:
self.n[i] = color1
self.n.write()
# Increment step for next beat
self.step = step_count + 1
# Allow tick() to advance the generator once
yield
return
# Auto mode: continuous loop
# Use transition_duration for timing and force the first update to happen immediately
transition_duration = max(10, int(preset.d))
last_update = utime.ticks_ms() - transition_duration
while True:
current_time = utime.ticks_ms()
if utime.ticks_diff(current_time, last_update) >= transition_duration:
# Calculate current position from step_count
if step_count % 2 == 0:
position = (step_count // 2) * (n3 + n4) + n3
else:
position = ((step_count + 1) // 2) * (n3 + n4)
# Wrap position
max_pos = self.num_leds + segment_length
position = position % max_pos
if position < 0:
position += max_pos
# Clear all LEDs
self.n.fill((0, 0, 0))
# Draw repeating pattern starting at position
for i in range(self.num_leds):
# Calculate position in the repeating segment
relative_pos = (i - position) % segment_length
if relative_pos < 0:
relative_pos = (relative_pos + segment_length) % segment_length
# Determine which color based on position in segment
if relative_pos < n1:
self.n[i] = color0
else:
self.n[i] = color1
self.n.write()
# Increment step
step_count += 1
self.step = step_count
last_update = current_time
# Yield once per tick so other logic can run
yield
def circle(self, preset):
"""Circle loading pattern - grows to n2, then tail moves forward at n3 until min length n4"""
head = 0
tail = 0
# Calculate timing from preset
head_rate = max(1, int(preset.n1)) # n1 = head moves per second
tail_rate = max(1, int(preset.n3)) # n3 = tail moves per second
max_length = max(1, int(preset.n2)) # n2 = max length
min_length = max(0, int(preset.n4)) # n4 = min length
head_delay = 1000 // head_rate # ms between head movements
tail_delay = 1000 // tail_rate # ms between tail movements
last_head_move = utime.ticks_ms()
last_tail_move = utime.ticks_ms()
phase = "growing" # "growing", "shrinking", or "off"
# Support up to two colors (like chase). If only one color is provided,
# use black for the second; if none, default to white.
colors = preset.c
if not colors:
base0 = base1 = (255, 255, 255)
elif len(colors) == 1:
base0 = colors[0]
base1 = (0, 0, 0)
else:
base0 = colors[0]
base1 = colors[1]
color0 = self.apply_brightness(base0, preset.b)
color1 = self.apply_brightness(base1, preset.b)
while True:
current_time = utime.ticks_ms()
# Background: use second color during the "off" phase, otherwise clear to black
if phase == "off":
self.n.fill(color1)
else:
self.n.fill((0, 0, 0))
# Calculate segment length
segment_length = (head - tail) % self.num_leds
if segment_length == 0 and head != tail:
segment_length = self.num_leds
# Draw segment from tail to head as a solid color (no per-LED alternation)
current_color = color0
for i in range(segment_length + 1):
led_pos = (tail + i) % self.num_leds
self.n[led_pos] = current_color
# Move head continuously at n1 LEDs per second
if utime.ticks_diff(current_time, last_head_move) >= head_delay:
head = (head + 1) % self.num_leds
last_head_move = current_time
# Tail behavior based on phase
if phase == "growing":
# Growing phase: tail stays at 0 until max length reached
if segment_length >= max_length:
phase = "shrinking"
elif phase == "shrinking":
# Shrinking phase: move tail forward at n3 LEDs per second
if utime.ticks_diff(current_time, last_tail_move) >= tail_delay:
tail = (tail + 1) % self.num_leds
last_tail_move = current_time
# Check if we've reached min length
current_length = (head - tail) % self.num_leds
if current_length == 0 and head != tail:
current_length = self.num_leds
# For min_length = 0, we need at least 1 LED (the head)
if min_length == 0 and current_length <= 1:
phase = "off" # All LEDs off for 1 step
elif min_length > 0 and current_length <= min_length:
phase = "growing" # Cycle repeats
else: # phase == "off"
# Off phase: second color fills the ring for 1 step, then restart
tail = head # Reset tail to head position to start fresh
phase = "growing"
self.n.write()
# Yield once per tick so other logic can run
yield