def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a4", landscape=True)
vsk.scale("2cm")
# build a star
angles = np.linspace(0, 2 * np.pi, 5, endpoint=False)
idx = [0, 2, 4, 1, 3, 0]
x = np.cos(angles[idx] - np.pi / 2)
y = np.sin(angles[idx] - np.pi / 2)
with vsk.pushMatrix():
for i in range(5):
with vsk.pushMatrix():
vsk.scale(0.8**i)
vsk.polygon(x, y)
vsk.translate(2, 0)
vsk.translate(0, 4)
for i in range(5):
with vsk.pushMatrix():
vsk.rotate(i * 4, degrees=True)
vsk.polygon(x, y)
vsk.translate(2, 0)
def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a4", landscape=False)
vsk.scale("cm")
for j in range(self.rows):
with vsk.pushMatrix():
for i in range(self.columns):
with vsk.pushMatrix():
vsk.rotate(self.fuzziness * 0.03 * vsk.random(-j, j))
vsk.translate(
self.fuzziness * 0.01 * vsk.randomGaussian() * j,
self.fuzziness * 0.01 * vsk.randomGaussian() * j,
)
vsk.rect(0, 0, 1, 1)
vsk.translate(1, 0)
vsk.translate(0, 1)
def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a4", landscape=True)
vsk.scale("cm")
vsk.rotate(-90, degrees=True)
noise_coord = np.linspace(0, 1, self.point_per_line)
dirs = np.linspace(0, 2 * math.pi, self.num_line)
perlin = vsk.noise(noise_coord, dirs, [0, 100])
for i, direction in enumerate(dirs):
rdir = vsk.map(perlin[:, i, 0], 0, 1, direction - self.rdir_range,
direction + self.rdir_range)
roffset = vsk.map(perlin[:, i, 1], 0, 1, 0.05, 0.12)
xoffset = roffset * np.cos(rdir)
yoffset = roffset * np.sin(rdir)
vsk.polygon(np.cumsum(xoffset), np.cumsum(yoffset))
def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a4", landscape=True)
vsk.scale("cm")
# create a stick figure
sub = vsketch.Vsketch()
sub.detail(0.01)
sub.rect(0, 0, 1, 2)
sub.circle(0.5, -0.5, 1)
sub.line(0, 0, -0.5, 1)
sub.line(1, 0, 1.5, 1)
sub.line(0, 2, -0.3, 4)
sub.line(1, 2, 1.3, 4)
for i in range(8):
with vsk.pushMatrix():
vsk.scale(0.95**i)
vsk.rotate(8 * i, degrees=True)
vsk.sketch(sub)
vsk.translate(3, 0)
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")
def draw(self, vsk: vsketch.Vsketch) -> None:
vsk.size("a6", landscape=False)
vsk.scale(self.scale_factor)
vsk.rotate(self.rotation, degrees=True)
N = 20
angles = np.array(random.sample(range(N), self.segment_count),
dtype=float)
angles *= 2 * math.pi / N
x = np.cos(angles)
y = np.sin(angles)
speeds = np.random.uniform(-1, 1, (self.segment_count, 2))
speeds *= self.delta / np.hypot(speeds[:, 0], speeds[:, 1]).reshape(
-1, 1)
for _ in range(self.line_count):
vsk.polygon(x, y)
x += speeds[:, 0]
y += speeds[:, 1]
