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Tufty 2040: Vector examples.
Add AdvRe.af for PicoW Explorer and Tufty 2040 spectrometer examples.
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‎micropython/examples/common/AdvRe.af‎

3.66 KB
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‎micropython/examples/picow_explorer/vector_spectrometer.py‎

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from picographics import PicoGraphics, DISPLAY_PICO_W_EXPLORER, PEN_RGB332
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from picovector import PicoVector, Polygon, RegularPolygon, ANTIALIAS_X4
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PINS_BREAKOUT_GARDEN = {"sda": 4, "scl": 5}
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PINS_PICO_EXPLORER = {"sda": 20, "scl": 21}
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i2c = PimoroniI2C(**PINS_PICO_EXPLORER)
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@@ -25,7 +24,7 @@
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vector = PicoVector(display)
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vector.set_antialiasing(ANTIALIAS_X4)
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# Load an Alright Font
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# Load an Alright Font, find this in common/AdvRe.af
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result = vector.set_font("/AdvRe.af", 30)
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WIDTH, HEIGHT = display.get_bounds()

‎micropython/examples/tufty2040/vector_clock.py‎

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import time
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import gc
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from picographics import PicoGraphics, DISPLAY_TUFTY_2040, PEN_RGB332
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from picovector import PicoVector, Polygon, RegularPolygon, Rectangle, ANTIALIAS_X4
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display = PicoGraphics(DISPLAY_TUFTY_2040, pen_type=PEN_RGB332)
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vector = PicoVector(display)
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vector.set_antialiasing(ANTIALIAS_X4)
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RED = display.create_pen(200, 0, 0)
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BLACK = display.create_pen(0, 0, 0)
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GREY = display.create_pen(200, 200, 200)
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WHITE = display.create_pen(255, 255, 255)
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"""
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# Redefine colours for a Blue clock
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RED = display.create_pen(200, 0, 0)
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BLACK = display.create_pen(135, 159, 169)
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GREY = display.create_pen(10, 40, 50)
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WHITE = display.create_pen(14, 60, 76)
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"""
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WIDTH, HEIGHT = display.get_bounds()
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hub = RegularPolygon(int(WIDTH / 2), int(HEIGHT / 2), 24, 5)
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face = RegularPolygon(int(WIDTH / 2), int(HEIGHT / 2), 48, int(HEIGHT / 2))
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print(time.localtime())
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last_second = None
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while True:
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t_start = time.ticks_ms()
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year, month, day, hour, minute, second, _, _ = time.localtime()
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if last_second == second:
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continue
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last_second = second
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display.set_pen(0)
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display.clear()
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display.set_pen(BLACK)
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display.circle(int(WIDTH / 2), int(HEIGHT / 2), int(HEIGHT / 2))
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display.set_pen(WHITE)
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display.circle(int(WIDTH / 2), int(HEIGHT / 2), int(HEIGHT / 2) - 4)
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display.set_pen(GREY)
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for a in range(60):
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tick_mark = Rectangle(int(WIDTH / 2) - 3, 10, 6, int(HEIGHT / 48))
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vector.rotate(tick_mark, 360 / 60.0 * a, int(WIDTH / 2), int(HEIGHT / 2))
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vector.translate(tick_mark, 0, 2)
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vector.draw(tick_mark)
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for a in range(12):
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hour_mark = Rectangle(int(WIDTH / 2) - 5, 10, 10, int(HEIGHT / 10))
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vector.rotate(hour_mark, 360 / 12.0 * a, int(WIDTH / 2), int(HEIGHT / 2))
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vector.translate(hour_mark, 0, 2)
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vector.draw(hour_mark)
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angle_second = second * 6
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second_hand_length = int(HEIGHT / 2) - int(HEIGHT / 8)
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second_hand = Polygon((-2, -second_hand_length), (-2, int(HEIGHT / 8)), (2, int(HEIGHT / 8)), (2, -second_hand_length))
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vector.rotate(second_hand, angle_second, 0, 0)
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vector.translate(second_hand, int(WIDTH / 2), int(HEIGHT / 2) + 5)
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angle_minute = minute * 6
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angle_minute += second / 10.0
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minute_hand_length = int(HEIGHT / 2) - int(HEIGHT / 24)
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minute_hand = Polygon((-5, -minute_hand_length), (-10, int(HEIGHT / 16)), (10, int(HEIGHT / 16)), (5, -minute_hand_length))
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vector.rotate(minute_hand, angle_minute, 0, 0)
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vector.translate(minute_hand, int(WIDTH / 2), int(HEIGHT / 2) + 5)
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angle_hour = (hour % 12) * 30
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angle_hour += minute / 2
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hour_hand_length = int(HEIGHT / 2) - int(HEIGHT / 8)
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hour_hand = Polygon((-5, -hour_hand_length), (-10, int(HEIGHT / 16)), (10, int(HEIGHT / 16)), (5, -hour_hand_length))
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vector.rotate(hour_hand, angle_hour, 0, 0)
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vector.translate(hour_hand, int(WIDTH / 2), int(HEIGHT / 2) + 5)
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display.set_pen(GREY)
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vector.draw(minute_hand)
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vector.draw(hour_hand)
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vector.draw(second_hand)
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display.set_pen(BLACK)
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for a in range(60):
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tick_mark = Rectangle(int(WIDTH / 2) - 3, 10, 6, int(HEIGHT / 48))
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vector.rotate(tick_mark, 360 / 60.0 * a, int(WIDTH / 2), int(HEIGHT / 2))
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vector.draw(tick_mark)
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for a in range(12):
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hour_mark = Rectangle(int(WIDTH / 2) - 5, 10, 10, int(HEIGHT / 10))
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vector.rotate(hour_mark, 360 / 12.0 * a, int(WIDTH / 2), int(HEIGHT / 2))
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vector.draw(hour_mark)
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vector.translate(minute_hand, 0, -5)
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vector.translate(hour_hand, 0, -5)
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vector.draw(minute_hand)
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vector.draw(hour_hand)
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display.set_pen(RED)
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vector.translate(second_hand, 0, -5)
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vector.draw(second_hand)
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vector.draw(hub)
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display.update()
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gc.collect()
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t_end = time.ticks_ms()
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print(f"Took {t_end - t_start}ms")

‎micropython/examples/tufty2040/vector_spectrometer.py‎

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import math
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import time
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from pimoroni_i2c import PimoroniI2C
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from breakout_as7262 import BreakoutAS7262
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from picographics import PicoGraphics, DISPLAY_TUFTY_2040, PEN_RGB332
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from picovector import PicoVector, Polygon, RegularPolygon, ANTIALIAS_X4
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PINS_TUFTY_2040 = {"sda": 4, "scl": 5}
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i2c = PimoroniI2C(**PINS_TUFTY_2040)
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# Set up the AS7262 Spectrometer
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as7262 = BreakoutAS7262(i2c)
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as7262.set_gain(BreakoutAS7262.X16)
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as7262.set_measurement_mode(BreakoutAS7262.CONT_ROYGBR)
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as7262.set_illumination_current(BreakoutAS7262.MA12)
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as7262.set_indicator_current(BreakoutAS7262.MA4)
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as7262.set_leds(True, True)
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# Set up the display
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display = PicoGraphics(DISPLAY_TUFTY_2040, pen_type=PEN_RGB332)
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display.set_backlight(0.8)
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# Set up PicoVector
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vector = PicoVector(display)
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vector.set_antialiasing(ANTIALIAS_X4)
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# Load an Alright Font, find this in common/AdvRe.af
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result = vector.set_font("/AdvRe.af", 30)
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WIDTH, HEIGHT = display.get_bounds()
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CENTER_X = int(WIDTH / 2)
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CENTER_Y = int(HEIGHT / 2)
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RADIUS = 90
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DEBUG = False
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RED = display.create_pen(255, 0, 0)
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ORANGE = display.create_pen(255, 128, 0)
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YELLOW = display.create_pen(255, 255, 0)
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GREEN = display.create_pen(0, 255, 0)
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BLUE = display.create_pen(0, 0, 255)
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VIOLET = display.create_pen(255, 0, 255)
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BLACK = display.create_pen(0, 0, 0)
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GREY = display.create_pen(128, 128, 128)
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WHITE = display.create_pen(255, 255, 255)
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LABELS = ["R", "O", "Y", "G", "B", "V"]
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COLS = [RED, ORANGE, YELLOW, GREEN, BLUE, VIOLET]
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# Custom regular_polygon function to give each point its own "radius"
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def regular_polygon(o_x, o_y, radius, rotation):
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sides = 6
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angle = math.radians(360 / sides)
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rotation = math.radians(rotation)
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points = []
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for side in range(sides):
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current_angle = side * angle + rotation
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x = math.cos(current_angle) * radius[side]
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y = math.sin(current_angle) * radius[side]
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points.append((int(x) + o_x, int(y) + o_y))
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return points
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lines = RegularPolygon(CENTER_X, CENTER_Y, 6, RADIUS)
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label_points = list(RegularPolygon(CENTER_X, CENTER_Y, 6, RADIUS * 0.7, -(360 / 12)))
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while True:
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# Clear to black
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display.set_pen(BLACK)
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display.clear()
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# Add the title
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display.set_pen(WHITE)
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vector.text("Spectrograph", 5, -5)
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# Get the spectrometer readings
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reading = list(as7262.read())
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# Print out the readings
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if DEBUG:
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for i in range(6):
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print(f"{LABELS[i]}: {reading[i]:0.2f}", end=" ")
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print("")
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# Draw the lines separating each section
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display.set_pen(GREY)
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for (x, y) in lines:
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display.line(CENTER_X, CENTER_Y, int(x), int(y))
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# Scale readings for display
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for i in range(6):
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reading[i] = int(reading[i] / 3.0)
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reading[i] = min(reading[i], RADIUS)
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# Create a 6 point polygon with each points distance from the center
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# scaled by the corresponding reading.
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points = regular_polygon(CENTER_X, CENTER_Y, reading, 0)
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# Split the polygon into six triangles, one for each channel
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# draw each one, along with its corresponding label
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point_a = points[-1]
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for i in range(6):
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point_b = points[i]
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label_x, label_y = label_points[i]
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display.set_pen(COLS[i])
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vector.text(LABELS[i], int(label_x) - 5, int(label_y) - 20)
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vector.draw(Polygon(point_a, point_b, (CENTER_X, CENTER_Y)))
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point_a = point_b
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display.update()
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time.sleep(1.0 / 60)

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