1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
from manimlib.imports import *
class LinearTrans(LinearTransformationScene,MovingCameraScene):
CONFIG = {
"basis_vector_stroke_width": 1,
"leave_ghost_vectors": True,
}
def setup(self):
LinearTransformationScene.setup(self)
MovingCameraScene.setup(self)
def construct(self):
self.setup()
self.camera_frame.save_state()
self.play(self.camera_frame.set_width, 7)
matrix = [[0.866,-0.5],[0.5,0.866]]
self.apply_matrix(matrix)
arc1 = Arc(radius = 0.25,angle=TAU/12)
arc2 = Arc(radius = 0.25,angle=TAU/12,start_angle=TAU/4)
text1 = TextMobject(r"$\theta$")
text1.scale(0.5)
text1.move_to(0.5*UP+0.125*LEFT)
text2 = TextMobject(r"$\theta$")
text2.scale(0.5)
text2.move_to(0.5*RIGHT+0.125*UP)
self.play(ShowCreation(arc1),ShowCreation(arc2),Write(text1),Write(text2),run_time=1)
self.wait()
|
