ternary_plot.py

import random
import ternary
import ternary.helpers
import matplotlib
matplotlib.rcParams['figure.dpi'] = 200
matplotlib.rcParams['figure.figsize'] = (4, 4)



def generate_random_heatmap_data(scale=5):
    from ternary.helpers import simplex_iterator
    d = dict()
    for (i,j,k) in simplex_iterator(scale):
        d[(i,j)] = random.random()
    return d

scale = 20
d = generate_random_heatmap_data(scale)
figure, tax = ternary.figure(scale=scale)
figure.set_size_inches(10, 8)
tax.heatmap(d, style="h")
tax.boundary()
tax.clear_matplotlib_ticks()
tax.get_axes().axis('off')
tax.set_title("Heatmap Test: Hexagonal")
ternary.plt.show()



## Boundary and Gridlines
scale = 30
figure, tax = ternary.figure(scale=scale)

# Draw Boundary and Gridlines
tax.boundary(linewidth=1.5)
tax.gridlines(color="black", multiple=6)
tax.gridlines(color="blue", multiple=2, linewidth=0.5)

# Set Axis labels and Title
fontsize = 12
offset = 0.14
tax.set_title("Simplex Boundary and Gridlines\n", fontsize=fontsize)
tax.left_axis_label("Left label $\\alpha^2$", fontsize=fontsize, offset=offset)
tax.right_axis_label("Right label $\\beta^2$", fontsize=fontsize, offset=offset)
tax.bottom_axis_label("Bottom label $\\Gamma - \\Omega$", fontsize=fontsize, offset=offset)



def random_points(num_points=25, scale=40):
    points = []
    for i in range(num_points):
        x = random.randint(1, scale)
        y = random.randint(0, scale - x)
        z = scale - x - y
        points.append((x,y,z))
        print((x,y,z))
    return points


scale = 40

figure, tax = ternary.figure(scale=scale)
figure.set_size_inches(10, 10)


points = random_points(30, scale=scale)
tax.scatter(points, marker='s', color='red', label="Red Squares")
tax.legend()

# Set ticks
tax.ticks(axis='lbr', linewidth=1, multiple=5, offset=0.02)

# Background color
tax.set_background_color(color="whitesmoke", alpha=0.7) # the detault, essentially

# Remove default Matplotlib Axes
tax.clear_matplotlib_ticks()
tax.get_axes().axis('off')

ternary.plt.show()