def main():
i = 0
for i in xrange(10):
pathplanning.init_graph(field_length,
field_height,
distance_between_points=separation)
if (i < 5):
obstacles = [(1, .30), (1, -.30), (-.25, -.25)]
else:
obstacles = [(-1, -.30), (-1, .30), (.25, .25)]
# How many points in x, y directions
Nx = field_length / separation
Ny = field_height / separation
# x_max = (field_length/2);
# y_max = (field_height/2);
# x = np.linspace(-x_max, x_max, Nx);
# y = np.linspace(-y_max, y_max, Ny);
# X, Y = np.meshgrid(x, y);
x = np.linspace(0, Nx - 1, Nx)
y = np.linspace(-(Ny - 1), 0, Ny)
X, Y = np.meshgrid(x, y)
start = (-1.60, -1)
end = (1.60, 1)
# Solve!
start_time = time.time()
for obstacle in obstacles:
pathplanning.add_obstacle(obstacle)
path = pathplanning.get_path(start, end)
total_time = time.time() - start_time
start = pathplanning._convert_location_to_node(start)
end = pathplanning._convert_location_to_node(end)
start = pathplanning._fix_node(start)
end = pathplanning._fix_node(end)
x = []
y = []
prev_node = start
for node in path:
# print("{} -> {}".format(pathplanning._convert_node_to_location(prev_node), pathplanning._convert_node_to_location(node)))
x.append(node[0])
y.append(-node[1])
prev_node = node
plt.plot(x, y, color='r', linestyle='--')
plt.scatter(X, Y)
for obstacle in obstacles:
temp = pathplanning._convert_location_to_node(obstacle)
plt.scatter(temp[0], -temp[1], color='w', marker='x', s=20)
print total_time, "seconds."
# plt.grid()
plt.show()
print("{}, {} = {}".format(Nx, Ny, Nx * Ny))
def main():
i=0
for i in xrange(10):
pathplanning.init_graph(field_length, field_height, distance_between_points=separation)
if (i < 5):
obstacles = [(1,.30), (1,-.30), (-.25, -.25)]
else:
obstacles = [(-1,-.30), (-1,.30), (.25, .25)]
# How many points in x, y directions
Nx = field_length/separation;
Ny = field_height/separation;
# x_max = (field_length/2);
# y_max = (field_height/2);
# x = np.linspace(-x_max, x_max, Nx);
# y = np.linspace(-y_max, y_max, Ny);
# X, Y = np.meshgrid(x, y);
x = np.linspace(0, Nx-1, Nx)
y = np.linspace(-(Ny-1), 0, Ny)
X, Y = np.meshgrid(x, y)
start = (-1.60,-1)
end = (1.60,1)
# Solve!
start_time = time.time()
for obstacle in obstacles:
pathplanning.add_obstacle(obstacle)
path = pathplanning.get_path(start, end)
total_time = time.time() - start_time
start = pathplanning._convert_location_to_node(start)
end = pathplanning._convert_location_to_node(end)
start = pathplanning._fix_node(start)
end = pathplanning._fix_node(end)
x = []
y = []
prev_node = start
for node in path:
# print("{} -> {}".format(pathplanning._convert_node_to_location(prev_node), pathplanning._convert_node_to_location(node)))
x.append(node[0])
y.append(-node[1])
prev_node = node
plt.plot(x, y, color='r', linestyle='--')
plt.scatter(X, Y)
for obstacle in obstacles:
temp = pathplanning._convert_location_to_node(obstacle)
plt.scatter(temp[0], -temp[1], color='w', marker='x', s=20)
print total_time, "seconds."
# plt.grid()
plt.show()
print("{}, {} = {}".format(Nx, Ny, Nx * Ny))
def initialize_world():
init_graph(C.field_length, C.field_width, distance_between_points=0.067)