def rotate(self, angle=math.pi, center=Point.origin()):
"""Rotate the point using an angle and the point of rotation."""
self.abstract.rotate(angle, center)
point = self.abstract
point.rotate(angle, center)
vector = Vector.createFromPoint(point)
self.motion.setPosition(vector)
def shoot(self,context):
"""Return a missile."""
#logging.warning("This function is only a test and should not be included in the body class but in a child class instead.""")
keys=context.press()
point=Point(*context.point())
if keys[K_SPACE]:
center=Point(*self.position)
direction=Vector.createFromTwoPoints(center,point)
direction.norm=2
origin=Point.origin()
form=Segment(origin,direction(origin))
position=copy.deepcopy(self.position+direction(origin))
velocity=direction+copy.deepcopy(self.velocity)
return Missile(form,position,velocity)
# This function should be able to determine which proportion of the object is contained in the force
# field in order to apply some of the force
pass
def exert(self, body):
"""Exert the force of the force field to the object."""
pass
down = Vector([0, -1])
gravity = Force(0, -9.81, color=mycolors.RED)
if __name__ == "__main__":
zero = Vector([0, 0])
propulsion = Force(0, 0)
o = Point.origin()
random_force = Force.random()
# print(random_force)
random_force += gravity
# print(random_force)
result = Force.sum([gravity, propulsion, random_force])
# print("Force.sum:",result)
x, y = result
# print(x,y) #Unpacking is compatible for vectors
f = gravity
print(result)
def delPosition(self):
"""Set the position of the material form to the origin."""
self.setCenter(Point.origin())
def delCenter(self):
"""Set the center to the origin."""
self.setCenter(Point.origin())
def rotate(self, angle=math.pi, center=Point.origin()):
"""Rotate the form by rotating its points."""
for point in self.points:
point.rotate(angle, center)