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neopixel: Add support for setting a default color at startup 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-07-17 19:19:51 -04:00
parent 197030c684
commit abf3fa4b71
2 changed files with 19 additions and 3 deletions
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5
config/example-extras.cfg
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@ -1656,6 +1656,11 @@
#pin: #pin:
# The pin connected to the neopixel. This parameter must be # The pin connected to the neopixel. This parameter must be
# provided. # provided.
#initial_RED: 0.0
#initial_GREEN: 0.0
#initial_BLUE: 0.0
# Sets the initial LED color of the Neopixel. Each value should be
# between 0.0 and 1.0. The default for each color is 0.
# Firmware filament retraction. This enables G10 (retract) and G11 # Firmware filament retraction. This enables G10 (retract) and G11

17
klippy/extras/neopixel.py
View File

@ -17,6 +17,15 @@ class PrinterNeoPixel:
% (self.oid, pin_params['pin'])) % (self.oid, pin_params['pin']))
self.mcu.register_config_callback(self.build_config) self.mcu.register_config_callback(self.build_config)
self.neopixel_send_cmd = None self.neopixel_send_cmd = None
# Initial color
red = config.getfloat('initial_RED', 0., minval=0., maxval=1.)
green = config.getfloat('initial_GREEN', 0., minval=0., maxval=1.)
blue = config.getfloat('initial_BLUE', 0., minval=0., maxval=1.)
red = int(red * 255. + .5)
blue = int(blue * 255. + .5)
green = int(green * 255. + .5)
self.color_data = [green, red, blue]
self.printer.register_event_handler("klippy:connect", self.send_data)
# Register commands # Register commands
self.gcode = self.printer.lookup_object('gcode') self.gcode = self.printer.lookup_object('gcode')
self.gcode.register_mux_command("SET_NEOPIXEL", "NEOPIXEL", name, self.gcode.register_mux_command("SET_NEOPIXEL", "NEOPIXEL", name,
@ -29,6 +38,9 @@ class PrinterNeoPixel:
cmd_queue = self.mcu.alloc_command_queue() cmd_queue = self.mcu.alloc_command_queue()
self.neopixel_send_cmd = self.mcu.lookup_command( self.neopixel_send_cmd = self.mcu.lookup_command(
"neopixel_send oid=%c data=%*s", cq=cmd_queue) "neopixel_send oid=%c data=%*s", cq=cmd_queue)
def send_data(self, minclock=0):
self.neopixel_send_cmd.send([self.oid, self.color_data],
minclock=minclock)
cmd_SET_NEOPIXEL_help = "Set the color of a neopixel led" cmd_SET_NEOPIXEL_help = "Set the color of a neopixel led"
def cmd_SET_NEOPIXEL(self, params): def cmd_SET_NEOPIXEL(self, params):
# Parse parameters # Parse parameters
@ -38,11 +50,10 @@ class PrinterNeoPixel:
red = int(red * 255. + .5) red = int(red * 255. + .5)
blue = int(blue * 255. + .5) blue = int(blue * 255. + .5)
green = int(green * 255. + .5) green = int(green * 255. + .5)
self.color_data = [green, red, blue]
# Send command # Send command
print_time = self.printer.lookup_object('toolhead').get_last_move_time() print_time = self.printer.lookup_object('toolhead').get_last_move_time()
minclock = self.mcu.print_time_to_clock(print_time) self.send_data(self.mcu.print_time_to_clock(print_time))
self.neopixel_send_cmd.send([self.oid, [green, red, blue]],
minclock=minclock)
def load_config_prefix(config): def load_config_prefix(config):
return PrinterNeoPixel(config) return PrinterNeoPixel(config)