def generate():
r, g, b = [random.randrange(16) for _ in xrange(3)]
a = random.randrange(8)
x, y = [random.randrange(256) for _ in xrange(2)]
d = 1 << random.randrange(8)
return Triangle(Vertex.generate(r, g, b, a, x, y, d)
for _ in xrange(3))
def generate():
"""Generate a triangle.
Generate the three vertices at a maximum distance d from a central
point (x, y). This strategy yields a greater ratio of small triangles
than does independent vertex generation.
"""
r, g, b = [random.randrange(16) for _ in xrange(3)]
a = random.randrange(8)
x, y = [random.randrange(256) for _ in xrange(2)]
d = 1 << random.randrange(8)
return Triangle(Vertex.generate(r, g, b, a, x, y, d)
for _ in xrange(3))
def read(f):
return Triangle(Vertex.read(f) for _ in xrange(3))