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Support more gamepad devices #1

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a1e5917
Configure existing requirements
relic-se Jan 4, 2026
b24f13e
Remove product name check and instead rely on `find_boot_keyboard_end…
relic-se Jan 4, 2026
55f8341
Implement gamepad library
relic-se Jan 4, 2026
298b290
Minor change to controller update logic
relic-se Jan 4, 2026
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195 changes: 51 additions & 144 deletions code.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@
from adafruit_display_shapes.triangle import Triangle
from adafruit_display_shapes.filled_polygon import FilledPolygon
from adafruit_display_text import wrap_text_to_lines
import relic_usb_host_gamepad

import supervisor
import storage
Expand Down Expand Up @@ -620,10 +621,8 @@ def wait_for_key(self):
self.wait_label.hidden = False
gc.enable()
while True:
buff = self.get_button()
if buff != None:
if buff[BTN_ABXY_INDEX] == 0x2F: # A button pressed
break
if (buttons := self.get_buttons()) is not None and relic_usb_host_gamepad.BUTTON_A in buttons: # A button pressed
break
buff = self.get_key()
#buff = None
if buff != None:
Expand Down Expand Up @@ -674,47 +673,27 @@ def reports_equal(self, report_a, report_b, check_length=None):

def init_controller(self):
# find controller device
device = None
for d in usb.core.find(find_all=True):
#print(
# f"found device {d.manufacturer}, {d.product}, {d.serial_number}"
#)
if d.product[:11] == "USB gamepad":
device = d
print("found gamepad")
break
if device is None:
print("no gamepad found")
return False # controller not found
# set configuration so we can read data from it
self.controller = device
self.controller.set_configuration()
# Test to see if the kernel is using the device and detach it.
if self.controller.is_kernel_driver_active(0):
self.controller.detach_kernel_driver(0)
self.idle_state = None
self.prev_state = None

return True
self.controller = relic_usb_host_gamepad.Gamepad()
self.controller.update()
return self.controller.connected

def init_keyboard(self):
# scan for connected USB devices
for device in usb.core.find(find_all=True):
if device.product[:12] == "USB Keyboard":
# check for boot keyboard endpoints on this device
self.kbd_interface_index, self.kbd_endpoint_address = (
adafruit_usb_host_descriptors.find_boot_keyboard_endpoint(device)
)
# if a boot keyboard interface index and endpoint address were found
if self.kbd_interface_index is not None and self.kbd_interface_index is not None:
self.keyboard = device
# check for boot keyboard endpoints on this device
self.kbd_interface_index, self.kbd_endpoint_address = (
adafruit_usb_host_descriptors.find_boot_keyboard_endpoint(device)
)
# if a boot keyboard interface index and endpoint address were found
if self.kbd_interface_index is not None and self.kbd_interface_index is not None:
self.keyboard = device

# detach device from kernel if needed
if self.keyboard.is_kernel_driver_active(0):
self.keyboard.detach_kernel_driver(0)
# detach device from kernel if needed
if self.keyboard.is_kernel_driver_active(0):
self.keyboard.detach_kernel_driver(0)

# set the configuration so it can be used
self.keyboard.set_configuration()
# set the configuration so it can be used
self.keyboard.set_configuration()

if self.keyboard is None:
return False
Expand Down Expand Up @@ -838,76 +817,14 @@ def print_keyboard_report(self,report_data):
elif modifiers == 0:
print("No keys pressed")

def get_button(self):
press = False
#self.controller = None # disable for now, need to fix frame rate issue
def get_buttons(self):
if self.controller is not None:

# buffer to hold 64 bytes
buf = array.array("B", [0] * 64)

try:
timer1 = time.monotonic()
count = self.controller.read(0x81, buf)
timer2 = time.monotonic()
#if self.fcount%20 == 0:
# print(f"controller read time: {timer2 - timer1}")
#print(f"read: {count} {buf}")
except usb.core.USBTimeoutError:
return None
if self.idle_state is None:
self.idle_state = buf[:]

if not self.reports_equal(buf, self.prev_state, 8) and not self.reports_equal(buf, self.idle_state, 8):
press = False
if buf[BTN_DPAD_UPDOWN_INDEX] == 0x0:
print("D-Pad UP pressed")
press = True
elif buf[BTN_DPAD_UPDOWN_INDEX] == 0xFF:
print("D-Pad DOWN pressed")
press = True

if buf[BTN_DPAD_RIGHTLEFT_INDEX] == 0:
print("D-Pad LEFT pressed")
press = True
elif buf[BTN_DPAD_RIGHTLEFT_INDEX] == 0xFF:
print("D-Pad RIGHT pressed")
press = True

if buf[BTN_ABXY_INDEX] == 0x2F:
print("A pressed")
press = True
elif buf[BTN_ABXY_INDEX] == 0x4F:
print("B pressed")
press = True
elif buf[BTN_ABXY_INDEX] == 0x1F:
print("X pressed")
press = True
elif buf[BTN_ABXY_INDEX] == 0x8F:
print("Y pressed")
press = True

if buf[BTN_OTHER_INDEX] == 0x01:
print("L shoulder pressed")
press = True
elif buf[BTN_OTHER_INDEX] == 0x02:
print("R shoulder pressed")
press = True
elif buf[BTN_OTHER_INDEX] == 0x10:
print("SELECT pressed")
press = True
elif buf[BTN_OTHER_INDEX] == 0x20:
print("START pressed")
press = True
self.prev_state = buf[:]
else:
self.idle_state = buf[:]
#press = True
if press:
self.last_input = "c"
return buf
else:
return None
self.controller.update()
if self.controller.buttons.pressed:
self.last_input = "c"
buttons = [x.key_number for x in self.controller.events if x.pressed]
return buttons
return None

def get_key(self):
# try to read data from the keyboard
Expand Down Expand Up @@ -1238,20 +1155,18 @@ def choose_mission(self):
choice = 0
while done == False:
time.sleep(.001)
buff = self.get_button()
if buff != None:
#print(buff)
if buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0x00 or buff[BTN_DPAD_UPDOWN_INDEX] == 0x0:
if (buttons := self.get_buttons()) is not None:
if relic_usb_host_gamepad.BUTTON_LEFT in buttons or relic_usb_host_gamepad.BUTTON_UP in buttons:
# move up
choice -= 1
choice = max(choice,0)
rect.y = self.bb[1]*(choice+1)+self.bb[1]*2-self.bb[1]//2
elif buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0xFF or buff[BTN_DPAD_UPDOWN_INDEX] == 0xFF:
elif relic_usb_host_gamepad.BUTTON_RIGHT in buttons or relic_usb_host_gamepad.BUTTON_DOWN in buttons:
# move down
choice += 1
choice = min(choice,len(self.missions)-1)
rect.y = self.bb[1]*(choice+1)+self.bb[1]*2-self.bb[1]//2
elif buff[BTN_ABXY_INDEX] == 0x2F:
elif relic_usb_host_gamepad.BUTTON_A in buttons:
done = True

buff = self.get_key()
Expand Down Expand Up @@ -1584,12 +1499,10 @@ def update_panel(self, force):
def yes(self):
# get yes or no feedback
while True:
buff = self.get_button()
if buff != None:
#print(buff)
if buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0x00:
if (buttons := self.get_buttons()) is not None:
if relic_usb_host_gamepad.BUTTON_LEFT in buttons:
return True
elif buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0xFF:
elif relic_usb_host_gamepad.BUTTON_RIGHT in buttons:
return False
buff = self.get_key()
#buff = None
Expand Down Expand Up @@ -1746,8 +1659,7 @@ def paused(self):

while True:
time.sleep(.001)
buff = self.get_button()
if buff != None and buff[BTN_OTHER_INDEX] == 0x20: # "space" pause
if (buttons := self.get_buttons()) is not None and relic_usb_host_gamepad.BUTTON_START in buttons: # "space" pause
self.dtime = time.monotonic()
self.gtimer = time.monotonic() - save_time # adjust timer for paused game
gc.disable()
Expand Down Expand Up @@ -1792,14 +1704,13 @@ def play_game(self):
self.btimer = 0 # burn timer
self.fcount = 0
while True:
buff = self.get_button()
#buff = None
if self.last_input == "c" and buff != None:
buttons = self.get_buttons()
if self.last_input == "c" and buttons is not None:
#print(f"buff:{buff}")
if buff[BTN_OTHER_INDEX] == 0x20:
if relic_usb_host_gamepad.BUTTON_START in buttons:
self.paused()
if not self.lockout:
if buff[BTN_ABXY_INDEX] == 0x2F:
if self.controller.buttons.A:
#print("A pressed")
if self.fuel > 0:
if not self.thruster:
Expand All @@ -1814,20 +1725,19 @@ def play_game(self):
else:
self.btimer = 0
self.engine_shutoff()
print("c:after engine_shutoff():",buff)

if buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0x00 or buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0xFF:
if buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0x00: # rotate left
self.rotating = -1
self.rotatingnow = True
elif buff[BTN_DPAD_RIGHTLEFT_INDEX] == 0xFF: # "d" rotate right
self.rotating = 1
self.rotatingnow = True
print("c:after engine_shutoff():")

if self.controller.buttons.LEFT: # rotate left
self.rotating = -1
self.rotatingnow = True
elif self.controller.buttons.RIGHT: # "d" rotate right
self.rotating = 1
self.rotatingnow = True
else:
self.rotatingnow = False
if buff[BTN_OTHER_INDEX] == 0x10:
if relic_usb_host_gamepad.BUTTON_SELECT in buttons:
save_time = time.monotonic() - self.gtimer
message = f"Do you want to quit the game? Y or N"
message = "Do you want to quit the game? Y or N"
self.display_message(message.upper())
if self.yes():
return
Expand All @@ -1840,7 +1750,7 @@ def play_game(self):
self.rotating = 0
self.btimer = 0
self.engine_shutoff()
print("c2:after engine_shutoff():",buff)
print("c2:after engine_shutoff():")
buff = self.get_key()
if self.last_input == "k" and buff != None:
print(f"buff:",buff)
Expand Down Expand Up @@ -1877,7 +1787,7 @@ def play_game(self):
self.rotatingnow = False
if 20 in buff: # q for quit
save_time = time.monotonic() - self.gtimer
message = f"Do you want to quit the game? Y or N"
message = "Do you want to quit the game? Y or N"
self.display_message(message.upper())
if self.yes():
return
Expand Down Expand Up @@ -2197,11 +2107,8 @@ def main():
done = False
while not done:
time.sleep(.001)
buff = g.get_button()
if buff != None:
#print(buff)
if buff[BTN_ABXY_INDEX] == 0x2F:
done = True
if (buttons := g.get_buttons()) is not None and relic_usb_host_gamepad.BUTTON_A in buttons:
done = True
buff = g.get_key()
#buff = None
if buff != None:
Expand Down
7 changes: 7 additions & 0 deletions requirements.txt
View file
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
adafruit_bitmap_font
adafruit_display_text
adafruit_display_shapes
adafruit_fruitjam
adafruit_imageload
adafruit_usb_host_descriptors
relic_usb_host_gamepad