# Rotating 3D Wireframe Cube using MicroPython on Badger2040
# Derived from Martin Fitzpatrick's example here https://www.mfitzp.com/creating-a-3d-rotating-cube-with-micropython-and-oled-display/
import math
import badger2040
badger = badger2040.Badger2040()
badger.update_speed(3)
class Point3D:
def __init__(self, x=0, y=0, z=0):
self.x, self.y, self.z = x, y, z
def rotateX(self, angle):
""" Rotates this point around the X axis the given number of degrees. """
rad = angle * math.pi / 180
cosa = math.cos(rad)
sina = math.sin(rad)
y = self.y * cosa - self.z * sina
z = self.y * sina + self.z * cosa
return Point3D(self.x, y, z)
def rotateY(self, angle):
""" Rotates this point around the Y axis the given number of degrees. """
rad = angle * math.pi / 180
cosa = math.cos(rad)
sina = math.sin(rad)
z = self.z * cosa - self.x * sina
x = self.z * sina + self.x * cosa
return Point3D(x, self.y, z)
if tick:
draw_tick(x, y, size, size, thickness, 2 + border)
# ------------------------------
# Program setup
# ------------------------------
# Global variables
update = True
needs_save = False
current_item = 0
items_per_page = 0
# Create a new Badger and set it to update FAST
display = badger2040.Badger2040()
display.update_speed(badger2040.UPDATE_FAST)
# Set up the buttons
button_a = machine.Pin(badger2040.BUTTON_A, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_b = machine.Pin(badger2040.BUTTON_B, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_c = machine.Pin(badger2040.BUTTON_C, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_up = machine.Pin(badger2040.BUTTON_UP, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_down = machine.Pin(badger2040.BUTTON_DOWN, machine.Pin.IN,
machine.Pin.PULL_DOWN)
# Find out what the longest item is
import time
import machine
import badger2040
rtc = machine.RTC()
screen = badger2040.Badger2040()
screen.update_speed(badger2040.UPDATE_TURBO)
screen.font("gothic")
cursors = ["year", "month", "day", "hour", "minute"]
set_clock = False
cursor = 0
last = 0
# Set up the buttons
button_down = machine.Pin(badger2040.BUTTON_DOWN, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_up = machine.Pin(badger2040.BUTTON_UP, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_a = machine.Pin(badger2040.BUTTON_A, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_b = machine.Pin(badger2040.BUTTON_B, machine.Pin.IN,
machine.Pin.PULL_DOWN)
button_c = machine.Pin(badger2040.BUTTON_C, machine.Pin.IN,
machine.Pin.PULL_DOWN)
def days_in_month(month, year):
if month == 2 and ((year % 4 == 0 and year % 100 != 0) or year % 400 == 0):
return 29