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This commit is contained in:
Grant Sanderson 2020-09-02 09:53:28 -07:00
parent 34b4d90b11
commit 169e99b69e
1 changed files with 37 additions and 20 deletions
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57
from_3b1b/active/hamming.py
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@ -309,29 +309,34 @@ class Thumbnail(Scene):
phrase.set_width(12)
phrases[0].to_edge(UP)
phrases[0].set_color(BLUE)
phrases[1].set_width(10)
phrases[1].set_color(GREY_C)
phrases[1].next_to(phrases[0], DOWN, SMALL_BUFF)
phrases[2].to_edge(DOWN, buff=MED_SMALL_BUFF)
phrases[2].set_color(BLUE_D)
bits = VGroup(*[
Integer(i)
for i in [
1, 1, 0, 1, 1, 0, 0, 1,
0, 1, 1, 0, 1, 1, 1, 1,
]
])
# bits[0].set_opacity(0)
bits.arrange_in_grid(2, 8, buff=SMALL_BUFF)
bits.set_width(9)
bits.next_to(phrases[1], DOWN)
phrases[0].set_color(BLUE_B)
phrases[2].set_color(BLUE_C)
bit_values = [
1, 1, 0, 1, 1, 0, 0, 1,
0, 1, 1, 0, 1, 1, 1, 1,
]
bits = get_bit_grid(2, 8, bits=bit_values, buff=MED_LARGE_BUFF)
boxes = get_bit_grid_boxes(bits)
pos_labels = get_grid_position_labels(boxes)
pos_labels.set_color(GREY_B)
for bit, box in zip(bits, boxes):
bit.set_height(0.7 * box.get_height())
group = VGroup(boxes, bits, pos_labels)
group.set_width(10)
group.next_to(phrases[1], DOWN)
self.add(phrases)
self.add(bits)
self.add(group)
class DiskOfBits(Scene):
@ -4767,12 +4772,24 @@ class EndScreen(Scene):
class Thumbnail2(Scene):
def construct(self):
# TODO, improve
title = TextMobject("Hamming codes\\\\", "part 2")
title.set_width(FRAME_WIDTH - 4)
title[0].set_color(BLUE)
title[1].set_color(GREY_B)
self.add(title)
code = ImageMobject("HammingCodeOneLine")
code.set_width(FRAME_WIDTH - 3)
self.add(code)
words = VGroup(
# TextMobject("Why one line\\\\"),
# TextMobject("finds bit errors"),
TextMobject("Hamming codes\\\\"),
TextMobject("in one(ish) line"),
)
words.set_width(FRAME_WIDTH - 3)
words[0].to_edge(UP, buff=0.5)
words[1].to_edge(DOWN, buff=0.5)
words[0].set_color(BLUE_C)
words[1].set_color(BLUE_B)
self.add(words)
class Part1Wrapper(Scene):