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from manimlib.imports import *
import numpy as np
class routes(ThreeDScene):
def construct(self):
axes = ThreeDAxes()
self.begin_ambient_camera_rotation(rate=0.08)
self.set_camera_orientation(phi=45 * DEGREES,theta=-65*DEGREES, distance = 45)
function = ParametricFunction(
lambda t: np.array([
1.5*np.cos(t),
1.5*np.sin(t),
t/4
]), t_min = 0, t_max =3*PI).set_color("#0EB1D2")
line = Line(np.array([1.5, 0, 0]), np.array([-1.5, 0, 2.35619])).set_color("#F8F32B")
dot1 = Sphere(radius = 0.1).move_to(np.array([1.5,0,0])).set_color("#74226C")
dot2 = Sphere(radius = 0.1).move_to(np.array([1.5,0,0])).set_color("#74226C")
label1 = TexMobject(r"A").move_to(np.array([1.5,0,0])).set_color("#FCF7F8")
label2 = TexMobject(r"B").move_to(np.array([-1.5,0,2.42])).set_color("#FCF7F8")
title = TexMobject(r"\textit{Work done}",r"\textit{ against gravity is the}", r"\textit{ same for both paths}").set_color("#F1E3F3").move_to(np.array([0,-3,0]))
title[1].set_color("#F8F32B")
self.add(axes)
self.wait()
self.play(ShowCreation(function), ShowCreation(line), run_time = 2)
self.wait()
self.play(MoveAlongPath(dot1, function), run_time = 2)
self.wait()
self.play(MoveAlongPath(dot2, line), run_time = 1.2)
self.wait()
self.add_fixed_in_frame_mobjects(title)
self.play(Write(title))
self.wait()
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