uwezi

class brace3D(ThreeDScene):
    def construct(self):
        axes = ThreeDAxes(
            x_range=[-5,5,1],
            y_range=[-5,5,1],
            z_range=[-5,5,1]
        )
        self.set_camera_orientation(phi=75 * DEGREES, theta=-45 * DEGREES)

        self.add(axes)

uwezi

# https://discord.com/channels/581738731934056449/1308355923583963197/1308355923583963197
from manim import *
class Timer(VGroup):
    def __init__(self, starttime=99, countdown=True, run=True):
        super().__init__()
        self.currenttime = starttime
        self.starttime = starttime
        self.countdown   = countdown
        self.dorun         = run
        self.minten = DecimalNumber(0,num_decimal_places=0)

uwezi

from manim import *
class myParagraph(Scene):
    def construct(self):
        paragraph = Tex(r'''{12em}
No, this is an awesome paragraph with \\ Newlines and Alignments\\

\begin{center}
    center
\end{center}

uwezi

from manim import *

def circle_line_intersection(circle: Circle, line: Line):
    # source https://mathworld.wolfram.com/Circle-LineIntersection.html
    cline = line.copy().shift(-circle.get_arc_center())
    x0,y0 = circle.get_arc_center()[0:2]
    x1,y1 = cline.get_start()[0:2]
    x2,y2 = cline.get_end()[0:2]
    r = circle.width/2

uwezi

from manim import *
# https://discord.com/channels/581738731934056449/1298699478194196612/1298699478194196612

class heptadecagon(MovingCameraScene):
    def construct(self):
        # after https://www.youtube.com/watch?v=xGUWVPOks00 AleeDrawing
        self.add(NumberPlane().add_coordinates())
        def circle_line_intersection(circle, line):
            # source https://mathworld.wolfram.com/Circle-LineIntersection.html
            cline = line.copy().shift(-circle.get_arc_center())

uwezi

uwezi

from manim import *

class sinxsiny(Scene):
    def construct(self):
        O = Dot([-3,-3.0,0], color=YELLOW, radius=0.05)
        A = Dot([3,-3.0,0], color=YELLOW, radius=0.05)
        lbl_O = MathTex(r"O").next_to(O,LEFT)
        lbl_A = MathTex(r"A").next_to(A,RIGHT)
        x = 35*DEGREES
        y = 20*DEGREES

uwezi

'''
In a zoomed scene the outline stroke of the zoomed rectangular frame protrudes into the zoomed view at high magnification
'''
class ZoomPractice(ZoomedScene):
    def construct(self):
        ax = NumberPlane(
                x_range=[0, 10, 5],
                y_range=[0, 150, 50],
                x_length=12,
                y_length=12,

uwezi

class connectTheDots(Scene):
    def construct(self):
        xvals = [np.random.uniform(-6.5,6.5) for _ in range(20)]
        yvals = [np.random.uniform(-3.5,3.5) for _ in range(20)]
        colors = [np.random.choice([RED,GREEN,BLUE,YELLOW,MAROON,ORANGE,WHITE])  for _ in range(20)]
        dots = VGroup(
            *[Dot(point=[x,y,0], color=c) for x,y,c in zip(xvals,yvals,colors)]
        )
        self.add(dots)

uwezi

# https://discord.com/channels/581738731934056449/1290678443905650819/1290678443905650819

from manim import *

class autozoom(MovingCameraScene):
    def construct(self):
        sq = Square()
        circ = Circle()
        self.add(sq,circ)
        self.add(self.camera.frame)