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Decouple vizualization

master
Pete Shadbolt преди 8 години
родител
ревизия
c253dc5f65
променени са 2 файла, в които са добавени 37 реда и са изтрити 27 реда
  1. +5
    -27
      graph.py
  2. +32
    -0
      viz.py

+ 5
- 27
graph.py Целия файл

@@ -1,13 +1,12 @@
import networkx as nx
from matplotlib import pyplot as plt

vop_colors = ["red", "green", "blue"]
"""
Provides an extremely basic graph structure, based on neighbour lists
"""

def graph(n):
""" Generate a graph with Hadamards on each qubit """
graph = [set() for i in xrange(n)]
vops = [0 for i in xrange(n)]
return graph, vops # TODO: seems ugly
vops = [0 for i in xrange(n)] # TODO: seems ugly
return graph, vops

def add_edge(graph, v1, v2):
""" Add an edge between two vertices in the graph """
@@ -37,24 +36,3 @@ def edgelist(graph):
for n in v)
return [tuple(e) for e in edges]

def draw(graph, vops, filename="out.pdf", ns=500):
""" Draw a graph with networkx layout """
g = nx.from_edgelist(edgelist(graph))
pos = nx.spring_layout(g)
colors = [vop_colors[vop] for vop in vops]
nx.draw_networkx_nodes(g, pos, node_color="white", node_size=ns)
nx.draw_networkx_nodes(g, pos, node_color=colors, node_size=ns, alpha=.4)
nx.draw_networkx_labels(g, pos)
nx.draw_networkx_edges(g, pos)
plt.axis('off')
plt.savefig(filename)

if __name__ == '__main__':
g, vops = graph(10)
add_edge(g, 0, 1)
add_edge(g, 1, 3)
add_edge(g, 3, 2)
add_edge(g, 3, 0)
add_edge(g, 2, 0)
edgelist(g)
draw(g, vops)

+ 32
- 0
viz.py Целия файл

@@ -0,0 +1,32 @@
"""
Utility function for plotting graphs nicely
"""

import networkx as nx
from matplotlib import pyplot as plt
from graph import *

VOP_COLORS = ["red", "green", "blue"]

def draw(graph, vops, filename="out.pdf", ns=500):
""" Draw a graph with networkx layout """
g = nx.from_edgelist(edgelist(graph))
pos = nx.spring_layout(g)
colors = [VOP_COLORS[vop] for vop in vops]
nx.draw_networkx_nodes(g, pos, node_color="white", node_size=ns)
nx.draw_networkx_nodes(g, pos, node_color=colors, node_size=ns, alpha=.4)
nx.draw_networkx_labels(g, pos)
nx.draw_networkx_edges(g, pos)
plt.axis('off')
plt.savefig(filename)

if __name__ == '__main__':
g, vops = graph(10)
add_edge(g, 0, 1)
add_edge(g, 1, 3)
add_edge(g, 3, 2)
add_edge(g, 3, 0)
add_edge(g, 2, 0)
edgelist(g)
draw(g, vops)


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