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Plot Voronoi centers

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This commit is contained in:
Johann Dreo 2014-05-12 11:39:09 +02:00
commit 61159f3cf1
1 changed files with 22 additions and 0 deletions
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run_all.py
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@ -15,6 +15,7 @@ import uberplot
import shortpath
import lindenmayer
import triangulation
import voronoi
parser = argparse.ArgumentParser()
@ -32,6 +33,8 @@ parser.add_argument('-m', "--pheromones", help="Load a pheromones matrix from a
parser.add_argument('-g', "--triangulation", help="Do not compute the Delaunay triangulation but load it from a file",
default=None, action='store', type=str, metavar="SEGMENTS")
parser.add_argument('-v', "--voronoi", help="Do not compute the Voronoï diagram but load it from a file",
default=None, action='store', type=str, metavar="POINTS")
args = parser.parse_args()
@ -181,6 +184,22 @@ else:
fd.write("%f %f %f %f\n" % (p0[0],p0[1],p1[0],p1[1]) )
########################################################################
# VORONOÏ
########################################################################
if args.voronoi:
voronoi_centers = utils.load_points(args.voronoi)
else:
LOGN( "Compute the nodes of the Voronoï diagram" )
voronoi_centers = voronoi.centers(triangulated)
with open("d%i_voronoi_centers.points" % depth, "w") as fd:
for p in voronoi_centers:
fd.write( "%f %f\n" % (p[0],p[1]) )
########################################################################
# PLOT
########################################################################
@ -219,6 +238,9 @@ uberplot.scatter_segments( ax, penrose_segments, edgecolor=tcol, alpha=0.9, line
# triangulation
uberplot.plot_segments( ax, triangulation_edges, edgecolor="green", alpha=0.2, linewidth=1 )
# Voronoï centers
uberplot.scatter_points( ax, voronoi_centers, edgecolor="none", facecolor="green", linewidth=0 )
ax.set_aspect('equal')
plot.show()