def display_pointer(self, mass=40):
stroke(255)
fill(100)
theta = self.velocity.angle
with push_matrix():
translate(self.location.x, self.location.y)
rotate_z(theta + PI / 2)
triangle((0, -mass / 2), (-mass / 4, mass / 2), (mass / 4, mass / 2))
fill(0, 255, 0)
circle((self.location.x, self.location.y), 5)
def display(self):
stroke(255)
fill(255)
theta = self.velocity.angle
with push_matrix():
translate(self.location.x, self.location.y)
rotate_z(theta + PI / 2)
triangle(
(0, -self.mass / 2),
(-self.mass / 4, self.mass / 2),
(self.mass / 4, self.mass / 2),
)
fill(0, 255, 0)
circle((self.location.x, self.location.y), 5)