147 lines
4.3 KiB
Python
147 lines
4.3 KiB
Python
from manim import *
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class DefaultTemplate(ThreeDScene):
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def construct(self):
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shift_pos = (-3,0,0)
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graph_pos = (4.5,3,0)
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start_size=7
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top = Square(color=BLUE, side_length=start_size)
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top.shift(shift_pos)
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def entity(point,color, runtime=1):
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dot = Dot(color=color)
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lable = Text(f"{point[:2]}",font_size=25,color=color)
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group = VGroup(dot,lable)
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group.shift(shift_pos)
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group[1].shift(tuple(x+0.35 for x in point))
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if runtime>0:
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self.play(Create(group[0]), run_time=runtime)
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self.play(group[0].animate.shift(point), run_time=runtime)
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else:
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group[0].shift(point)
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self.add(group[0][0])
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return group
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self.play(Create(top))
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#self.wait(1)
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p1 = entity((1,2,1), BLUE_C)
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self.play(Write(p1[1]))
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#self.wait(1)
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self.play(FadeOut(p1[1]))
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t = Text("5kg", font_size=6)
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t.move_to(p1[0])
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p1_graph = VGroup(p1[0].copy(), t)
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self.add(p1_graph)
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p1.color = GRAY
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#self.wait(10)
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self.play(p1_graph.animate.scale(4).move_to(graph_pos))
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p2 = entity((-2,1,1), BLUE_C,0.5)
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self.play(Write(p2[1]))
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#self.wait(1)
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self.play(FadeOut(p2[1]))
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l1 = Square(color=GREEN, side_length=start_size, grid_xstep=start_size/2, grid_ystep=start_size/2)
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l1.set_z_index(-1)
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l1.shift(shift_pos)
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self.play(Create(l1))
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numbs_grid = VGroup()
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root_1 = p1_graph.copy()
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root_1[0].color = GREEN
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slots = VGroup()
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for i in range(-2,2):
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slot_text = VGroup()
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slot = root_1[0].copy()
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slot.color = GRAY_D
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slot.shift((i+0.5,-1,0))
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slot_text.add(slot)
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slot_text.add(Text(str(i+3), color=GRAY_C,font_size=20).move_to(slot))
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slots.add(slot_text)
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root_1_1 = p1_graph.copy()
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self.play(Transform(root_1_1,root_1), p1_graph.animate.shift((-1.5,0,0)))
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root_1 = root_1_1
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i = 1
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square_numbers = VGroup()
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for y in [1,-1]:
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for x in [-1, 1]:
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text = Text(text=str(i))
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text.move_to(l1)
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text.shift((x*start_size/4,y*start_size/4,0))
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arrow = Arrow(start=root_1.get_center(), end=slots[i-1].get_center(), color=BLUE)
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self.play(Write(text),Transform(root_1.copy(),VGroup(slots[i-1],arrow)))
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square_numbers.add(text)
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i+=1
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p1_graph.set_z_index(2)
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self.play(p1_graph.animate.move_to(slots[1]))
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t = Text("1kg", font_size=6)
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t.move_to(p2[0])
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p2_graph = VGroup(p2[0].copy(), t)
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self.add(p2_graph)
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p2.color = GRAY
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self.play(p2_graph.animate.scale(4).move_to(graph_pos).shift((-1.5,0,0)))
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plus = Text("+")
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plus.move_to(graph_pos).shift((-0.75,0,0))
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t = Text("6kg", font_size=20)
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t.move_to(root_1)
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t.set_z_index(3)
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self.play(Write(plus))
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self.play(Transform(root_1[1], t))
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self.play(p2_graph.animate.move_to(slots[0]), Unwrite(plus), Unwrite(square_numbers))
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p3 = entity((1,1,1), BLUE_C,0)
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self.play(Write(p3[1]))
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#self.wait(1)
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self.play(FadeOut(p3[1]))
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l2 = Square(color=ORANGE, side_length=start_size/2, grid_xstep=start_size/4, grid_ystep=start_size/4)
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l2.shift((start_size/4,start_size/4,0))
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l2.set_z_index(-2)
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l2.shift(shift_pos)
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self.play(Create(l2))
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self.wait(3)
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t = Text("8kg", font_size=6)
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t.move_to(p3[0])
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p3_graph = VGroup(p3[0].copy(), t)
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p3.color = GRAY
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self.play(p3_graph.animate.scale(4).move_to(graph_pos).shift((-1.5,0,0)))
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t = Text("14kg", font_size=20)
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t.move_to(root_1)
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t.set_z_index(3)
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self.play(Write(plus))
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self.play(Transform(root_1[1], t))
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self.play(p3_graph.animate.move_to(p2_graph).shift((-1.5,0,0)))
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plus_2 = Text("+")
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plus_2.move_to(p2_graph).shift((-0.75,0,0))
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self.play(Write(plus_2))
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root_2 = p1_graph.copy()
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root_2[0].color = ORANGE
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self.play(Transform(VGroup(plus_2,p1_graph), root_2))
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