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2026-05-28 10:29:58 +07:00

93 lines
3.4 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2018-2022, Martin Günther (DFKI GmbH) and contributors
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# * Neither the name of the the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# Author: Martin Günther
import matplotlib.pyplot as plt
import numpy as np
import sys
def get_value(strline, name):
if strline.find(name) < 0:
raise Exception("File format not matching the parser expectation", name)
return strline.replace(name, "", 1)
def get_pose(line):
ss = line.split()
return np.array([float(ss[0]), float(ss[1]), float(ss[2])])
class MPrim:
def __init__(self, f):
self.primID = int(get_value(f.readline(), "primID:"))
self.startAngle = int(get_value(f.readline(), "startangle_c:"))
self.endPose = get_pose(get_value(f.readline(), "endpose_c:"))
self.cost = float(get_value(f.readline(), "additionalactioncostmult:"))
self.nrPoses = int(get_value(f.readline(), "intermediateposes:"))
poses = []
for _ in range(self.nrPoses):
poses.append(f.readline())
self.poses = np.loadtxt(poses, delimiter=" ")
self.cmap = plt.get_cmap("nipy_spectral")
def plot(self, nr_angles):
plt.plot(self.poses[:, 0], self.poses[:, 1], c=self.cmap(float(self.startAngle) / nr_angles))
class MPrims:
def __init__(self, filename):
f = open(filename, "r")
self.resolution = float(get_value(f.readline(), "resolution_m:"))
self.nrAngles = int(get_value(f.readline(), "numberofangles:"))
self.nrPrims = int(get_value(f.readline(), "totalnumberofprimitives:"))
self.prims = []
for _ in range(self.nrPrims):
self.prims.append(MPrim(f))
f.close()
def plot(self):
fig = plt.figure()
ax = fig.add_subplot(111)
ax.set_xticks(np.arange(-1, 1, self.resolution))
ax.set_yticks(np.arange(-1, 1, self.resolution))
for prim in self.prims:
prim.plot(self.nrAngles)
plt.grid()
plt.show()
prims = MPrims(sys.argv[1])
prims.plot()