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# This file is part of the CLBlast project. The project is licensed under Apache Version 2.0. This file follows the
# PEP8 Python style guide and uses a max-width of 120 characters per line.
#
# Author(s):
# Cedric Nugteren <www.cedricnugteren.nl>
import utils
import matplotlib.pyplot as plt
BLUEISH = [c / 255.0 for c in [71, 101, 177]] # #4765b1
REDISH = [c / 255.0 for c in [214, 117, 104]] # #d67568
PURPLISH = [c / 255.0 for c in [85, 0, 119]] # #550077
COLORS = [BLUEISH, REDISH, PURPLISH]
MARKERS = ["o-", "x-", ".-"]
def plot_graphs(results, file_name, num_rows, num_cols,
x_keys, y_keys, titles, x_labels, y_labels,
label_names, title, verbose):
assert len(results) == num_rows * num_cols
assert len(results) != 1
assert len(x_keys) == len(results)
assert len(y_keys) == len(results)
assert len(titles) == len(results)
assert len(x_labels) == len(results)
assert len(y_labels) == len(results)
# Initializes the plot
size_x = 6 * num_cols
size_y = 6 * num_rows
fig, axes = plt.subplots(nrows=num_rows, ncols=num_cols, figsize=(size_x, size_y), facecolor='w', edgecolor='k')
fig.text(.5, .93, title, horizontalalignment="center", fontsize=18)
# Loops over each subplot
for index, result in enumerate(results):
ax = axes.flat[index]
plt.sca(ax)
print("[plot] Plotting subplot %d" % index)
# Sets the x-axis labels
x_list = [[r[x_key] for r in result] for x_key in x_keys[index]]
x_ticks = [",".join([utils.float_to_kilo_mega(v) for v in values]) for values in zip(*x_list)]
x_location = range(len(x_ticks))
# Sets the y-data
y_list = [[r[y_key] for r in result] for y_key in y_keys[index]]
y_max = max([max(y) for y in y_list])
# Sets the axes
y_rounding = 10 if y_max < 80 else 50 if y_max < 400 else 200
y_axis_limit = (y_max * 1.2) - ((y_max * 1.2) % y_rounding) + y_rounding
plt.ylim(ymin=0, ymax=y_axis_limit)
plt.xticks(x_location, x_ticks, rotation='vertical')
# Sets the labels
ax.set_title(titles[index], fontsize=14, y=0.93)
ax.set_ylabel(y_labels[index], fontsize=14)
ax.set_xlabel(x_labels[index], fontsize=14)
ax.xaxis.set_label_coords(0.5, 0.06)
# Plots the graph
assert len(COLORS) >= len(y_keys[index])
assert len(MARKERS) >= len(y_keys[index])
assert len(label_names) == len(y_keys[index])
for i in range(len(y_keys[index])):
ax.plot(x_location, y_list[i], MARKERS[i], label=label_names[i], color=COLORS[i])
# Sets the legend
leg = ax.legend(loc=(0.02, 0.88 - 0.05 * len(y_keys[index])))
leg.draw_frame(False)
# Saves the plot to disk
fig.savefig(file_name, bbox_inches='tight')
plt.show()
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