def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size(self.width,
self.height,
landscape=self.landscape,
center=False)
delta = (vsk.height - vsk.width) / (self.M - self.N)
margin = (self.M * vsk.width - self.N * vsk.height) / 2 / (self.M -
self.N)
vsk.stroke(1)
vsk.vpype(
f"text -p 10 20 -s 25 'cell size = {delta*PX_TO_CM:0.2f}cm / "
f"margin = {margin*PX_TO_CM:0.2f}cm' penwidth -l1 3")
if delta < 0:
vsk.vpype(
"text -p 10 55 -s 25 'negative cell size, adjust M and N!!!'")
else:
vsk.stroke(2)
vsk.translate(margin, margin)
for i in range(self.N + 1):
vsk.line(i * delta, 0, i * delta, self.M * delta)
for j in range(self.M + 1):
vsk.line(0, j * delta, self.N * delta, j * delta)
vsk.vpype("color -l2 #ccc")
vsk.stroke(3)
vsk.penWidth(3, 3)
for i, j in itertools.product(range(self.N + 1),
range(self.M + 1)):
vsk.point(i * delta, j * delta)
vsk.vpype("color -l3 red")
def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a6", landscape=self.orient == "landscape")
vsk.penWidth(self.pen_width)
for j in range(self.num_y):
for i in range(self.num_x):
if self.mapping == "grad":
amt = j / self.num_y
color_prob = 1.0
elif self.mapping == "double_grad":
amt = abs(j - self.num_y / 2) / self.num_y * 2
color_prob = 1.0
elif self.mapping == "double_grad_inside":
amt = 1.0 - abs(j - self.num_y / 2) / self.num_y * 2
color_prob = 1.0
elif self.mapping == "crossover":
amt = 1.0 - abs(j - self.num_y / 2) / self.num_y * 2
color_prob = (j / self.num_y - 0.5) * 1.2 + 0.5
elif self.mapping == "circular":
amt = 1 - math.hypot(i - self.num_x / 2, j - self.num_y /
2) / max(self.num_x, self.num_y)
color_prob = 1.0
elif self.mapping == "circular_crossover":
amt = 1 - math.hypot(i - self.num_x / 2, j - self.num_y /
2) / max(self.num_x, self.num_y)
color_prob = (j / self.num_y - 0.5) * 1.2 + 0.5
elif self.mapping == "diagonal":
amt = 1.0 - abs(1.0 - i / self.num_x - j / self.num_y)
color_prob = 1.0
elif self.mapping == "diagonal_crossover":
amt = 1.0 - abs(1.0 - i / self.num_x - j / self.num_y)
color_prob = vsk.lerp(
-0.2, 1.2, (i / self.num_x + j / self.num_y) / 2)
elif self.mapping == "stripes":
color_prob = math.floor(i / self.num_x * 9) % 2
amt = j / self.num_y
if color_prob == 1:
amt = 1 - amt
elif self.mapping == "circle_grad":
if math.hypot(i - self.num_x / 2, j - self.num_y /
2) > 0.4 * min(self.num_x, self.num_y):
color_prob = 1.0
amt = j / self.num_y
else:
color_prob = 0.0
amt = vsk.lerp(-0.5, 1.5, 1 - j / self.num_y)
else:
raise NotImplementedError
prob = vsk.lerp(self.hi_density, self.lo_density, amt)
if vsk.random(1.0) < color_prob:
vsk.stroke(1)
else:
vsk.stroke(2)
if vsk.random(1.0) < prob:
vsk.point(i * self.pitch, j * self.pitch)
def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a4", landscape=False)
vsk.scale("1mm")
with vsk.pushMatrix():
for _ in range(40):
vsk.rotate(2, degrees=True)
vsk.scale(0.95)
vsk.point(-75, 75)
vsk.point(0, 75)
vsk.point(75, 75)
vsk.point(75, 0)
vsk.point(75, -75)
vsk.point(0, -75)
vsk.point(-75, -75)
vsk.point(-75, 0)
with vsk.pushMatrix():
vsk.rotate(80, degrees=True)
vsk.scale(0.95**40)
vsk.square(0, 0, 150, mode="center")
