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import triangle | |
import numpy | |
import matplotlib.pyplot as plt | |
# monkey-patch triangle library to enable -A option (see what happens | |
# if do_patch is false) | |
do_patch = True | |
if do_patch: |
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from __future__ import print_function # still using Python 2.7 | |
import sympy | |
print(sympy.__version__) # displays 1.1.1 | |
# create some symbols for angles | |
p, q, r = sympy.symbols('p, q, r', real=True) | |
# create some symbols for unknown elements of lQ | |
x1, y1, z1 = sympy.symbols('x1, y1, z1') |
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# Matt Zucker - April 2018 | |
# Showing something went wrong with my proof sketch at | |
# https://mzucker.github.io/pdfs/disc_vs_sphere.pdf | |
import numpy as np | |
import matplotlib.pyplot as plt | |
def rejection_sample(n, dim): | |
pts = np.random.random((n, dim))*2-1 |
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import cv2 | |
import numpy as np | |
###################################################################### | |
def mouse_input(window): | |
'''Return an x, y location from a click in a window using cv2.''' | |
# mouse callback to collect input |
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import cv2 | |
import numpy | |
# generate a test image with odd dimensions | |
h = 47 | |
w = 63 | |
img = numpy.random.randint(0, 256, size=(h, w, 3)).astype('uint8') | |
print 'img has shape', img.shape | |
# scale it down |