def _run_brushfire(c):
"""Runs the brushfire"""
import time; time.sleep(3)
from brushfire import BrushfireExpansion
be = BrushfireExpansion(c)
be.set_ignition_cells([(0,0)])
while be.step_solution():
pass
def reset_algorithm(self):
"""Resets the algorithm"""
self.costmap_widget.canvas.freeze = True
self.costmap[:] = 0.0
Obstacle(3, 3, 3, 3).draw(self.costmap)
Obstacle(9, 5, 3, 3).draw(self.costmap)
Obstacle(16, 4, 3, 3).draw(self.costmap)
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0] + 0.5), floor(temp[1] + 0.5))
self.be.set_ignition_cells([self.start_coord])
self.costmap_widget.canvas.freeze = False
self.costmap_widget.canvas.on_map_update()
class BrushfireAlgorithmWidget(AlgorithmWidget):
def __init__(self, parent=None, colorbar=False):
self.colorbar = colorbar
AlgorithmWidget.__init__(self, "Brushfire Algorithm", parent)
self.pack_buttons()
def setup_algorithm(self):
"""Sets up the algorithm"""
self.costmap = Costmap2D(DEFAULT_WIDTH,
DEFAULT_HEIGHT,
resolution=DEFAULT_RESOLUTION)
Obstacle(3, 3, 3, 3).draw(self.costmap)
Obstacle(9, 5, 3, 3).draw(self.costmap)
Obstacle(16, 4, 3, 3).draw(self.costmap)
self.costmap_widget = Costmap2DWidget(self.costmap,
parent=self,
show_goal=False,
show_colorbar=self.colorbar)
self.costmap_widget.canvas.show_start = True
self.costmap_widget.canvas.show_goal = False
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0] + 0.5), floor(temp[1] + 0.5))
self.be.set_ignition_cells([self.start_coord])
def step_solution(self):
"""Steps the solution"""
return self.be.step_solution()
def reset_algorithm(self):
"""Resets the algorithm"""
self.costmap_widget.canvas.freeze = True
self.costmap[:] = 0.0
Obstacle(3, 3, 3, 3).draw(self.costmap)
Obstacle(9, 5, 3, 3).draw(self.costmap)
Obstacle(16, 4, 3, 3).draw(self.costmap)
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0] + 0.5), floor(temp[1] + 0.5))
self.be.set_ignition_cells([self.start_coord])
self.costmap_widget.canvas.freeze = False
self.costmap_widget.canvas.on_map_update()
def setup_algorithm(self):
"""Sets up the algorithm"""
self.costmap = Costmap2D(DEFAULT_WIDTH,
DEFAULT_HEIGHT,
resolution=DEFAULT_RESOLUTION)
Obstacle(3, 3, 3, 3).draw(self.costmap)
Obstacle(9, 5, 3, 3).draw(self.costmap)
Obstacle(16, 4, 3, 3).draw(self.costmap)
self.costmap_widget = Costmap2DWidget(self.costmap,
parent=self,
show_goal=False,
show_colorbar=self.colorbar)
self.costmap_widget.canvas.show_start = True
self.costmap_widget.canvas.show_goal = False
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0] + 0.5), floor(temp[1] + 0.5))
self.be.set_ignition_cells([self.start_coord])
class BrushfireAlgorithmWidget(AlgorithmWidget):
def __init__(self, parent = None, colorbar = False):
self.colorbar = colorbar
AlgorithmWidget.__init__(self, "Brushfire Algorithm", parent)
self.pack_buttons()
def setup_algorithm(self):
"""Sets up the algorithm"""
self.costmap = Costmap2D(DEFAULT_WIDTH, DEFAULT_HEIGHT, resolution=DEFAULT_RESOLUTION)
Obstacle(3,3,3,3).draw(self.costmap)
Obstacle(9,5,3,3).draw(self.costmap)
Obstacle(16,4,3,3).draw(self.costmap)
self.costmap_widget = Costmap2DWidget(self.costmap, parent = self, show_goal = False,
show_colorbar = self.colorbar)
self.costmap_widget.canvas.show_start = True
self.costmap_widget.canvas.show_goal = False
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0]+0.5), floor(temp[1]+0.5))
self.be.set_ignition_cells([self.start_coord])
def step_solution(self):
"""Steps the solution"""
return self.be.step_solution()
def reset_algorithm(self):
"""Resets the algorithm"""
self.costmap_widget.canvas.freeze = True
self.costmap[:] = 0.0
Obstacle(3,3,3,3).draw(self.costmap)
Obstacle(9,5,3,3).draw(self.costmap)
Obstacle(16,4,3,3).draw(self.costmap)
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0]+0.5), floor(temp[1]+0.5))
self.be.set_ignition_cells([self.start_coord])
self.costmap_widget.canvas.freeze = False
self.costmap_widget.canvas.on_map_update()
def reset_algorithm(self):
"""Resets the algorithm"""
self.costmap_widget.canvas.freeze = True
self.costmap[:] = 0.0
Obstacle(3,3,3,3).draw(self.costmap)
Obstacle(9,5,3,3).draw(self.costmap)
Obstacle(16,4,3,3).draw(self.costmap)
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0]+0.5), floor(temp[1]+0.5))
self.be.set_ignition_cells([self.start_coord])
self.costmap_widget.canvas.freeze = False
self.costmap_widget.canvas.on_map_update()
def setup_algorithm(self):
"""Sets up the algorithm"""
self.costmap = Costmap2D(DEFAULT_WIDTH, DEFAULT_HEIGHT, resolution=DEFAULT_RESOLUTION)
Obstacle(3,3,3,3).draw(self.costmap)
Obstacle(9,5,3,3).draw(self.costmap)
Obstacle(16,4,3,3).draw(self.costmap)
self.costmap_widget = Costmap2DWidget(self.costmap, parent = self, show_goal = False,
show_colorbar = self.colorbar)
self.costmap_widget.canvas.show_start = True
self.costmap_widget.canvas.show_goal = False
self.be = BrushfireExpansion(self.costmap)
temp = self.costmap_widget.canvas.start_coord
self.start_coord = (floor(temp[0]+0.5), floor(temp[1]+0.5))
self.be.set_ignition_cells([self.start_coord])
def __init__(self, costmap):
BrushfireExpansion.__init__(self, costmap)
self.set_ignition_cells(self.get_boundry_cells())
def solve(self):
"""Solves the voronoi algorithm"""
BrushfireExpansion.solve(self)
