# Arrow Drawing # # This example shows off drawing arrows on the OpenMV Cam. import sensor import time import pyb sensor.reset() sensor.set_pixformat(sensor.RGB565) # or GRAYSCALE... sensor.set_framesize(sensor.QVGA) # or QQVGA... sensor.skip_frames(time=2000) clock = time.clock() while True: clock.tick() img = sensor.snapshot() for i in range(10): x0 = (pyb.rng() % (2 * img.width())) - (img.width() // 2) y0 = (pyb.rng() % (2 * img.height())) - (img.height() // 2) x1 = (pyb.rng() % (2 * img.width())) - (img.width() // 2) y1 = (pyb.rng() % (2 * img.height())) - (img.height() // 2) r = (pyb.rng() % 127) + 128 g = (pyb.rng() % 127) + 128 b = (pyb.rng() % 127) + 128 # If the first argument is a scaler then this method expects # to see x0, y0, x1, and y1. Otherwise, it expects a (x0,y0,x1,y1) tuple. img.draw_arrow(x0, y0, x1, y1, color=(r, g, b), size=30, thickness=2) print(clock.fps())