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import openturns as ot
from matplotlib import pyplot as plt
from openturns.viewer import View
ot.RandomGenerator.SetSeed(0)
# Generate sample with the given plane
size = 20
dim = 2
refSample = ot.Sample(size, dim)
for i in range(size):
p = ot.Point(dim)
for j in range(dim):
p[j] = i + j
refSample[i] = p
experiment = ot.FixedExperiment(refSample)
sample = experiment.generate()
# Create an empty graph
graph = ot.Graph("Fixed experiment", "x1", "x2", True, "")
# Create the cloud
cloud = ot.Cloud(sample, "blue", "fsquare", "")
# Then, draw it
graph.add(cloud)
fig = plt.figure(figsize=(4, 4))
axis = fig.add_subplot(111)
axis.set_xlim(auto=True)
View(graph, figure=fig, axes=[axis], add_legend=False)
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