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tweaking IPTScene1

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This commit is contained in:
Ben Hambrecht 2018-02-16 11:40:42 +01:00
parent 904cded16d
commit 69d84e270a
1 changed files with 24 additions and 17 deletions
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37
active_projects/basel.py
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@ -1745,23 +1745,31 @@ class IPTScene1(PiCreatureScene):
screen_width_bp = screen_width_b * length_b / length_c
screen_width_c = SCREEN_SCALE * length_c
screen1 = Rectangle(width = screen_width_b, height = 0.2, stroke_width = 0, fill_opacity = 1.0)
screen1.next_to(C,RIGHT,buff = 0)
screen_thickness_after = 0.2
screen_thickness_a = screen_thickness_after * length_c/length_a
screen_thickness_b = screen_thickness_after * length_c/length_b
ls1.set_screen(screen1)
screen_tracker = ScreenTracker(ls1)
self.add(screen_tracker)
self.remove(ls1.spotlight)
screen1 = Rectangle(width = screen_width_b,
height = screen_thickness_b,
stroke_width = 0,
fill_opacity = 1.0)
screen1.next_to(C,RIGHT+DOWN,buff = 0)
self.add_foreground_mobject(morty)
self.play(
FadeIn(screen1)
)
self.add_foreground_mobject(screen1)
self.add_foreground_mobject(line_a)
self.add_foreground_mobject(line_b)
ls1.set_screen(screen1)
screen_tracker = ScreenTracker(ls1)
self.remove(ls1.spotlight)
self.add(screen_tracker)
self.play(
SwitchOn(ls1.spotlight),
FadeIn(ls1.shadow),
@ -1790,8 +1798,8 @@ class IPTScene1(PiCreatureScene):
# add and move the second light source and screen
ls2 = ls1.deepcopy()
ls2.move_source_to(A)
screen2 = Rectangle(width = screen_width_a, height = 0., stroke_width = 10, fill_opacity = 1)
# ls2.move_source_to(A)
screen2 = Rectangle(width = screen_width_a, height = 0.2, stroke_width = 0, fill_opacity = 1)
screen2.rotate(-TAU/4)
screen2.next_to(C,UP,buff = 0)
@ -1825,7 +1833,7 @@ class IPTScene1(PiCreatureScene):
screen2p = screen2.deepcopy()
screen2pp = screen2.deepcopy()
angle = np.arccos(length_a / length_c)
screen2p.stretch_to_fit_width(screen_width_ap)
screen2p.stretch_to_fit_height(screen_width_ap)
screen2p.rotate(angle)
# we can reuse the translation vector
screen2p.shift(vector)
@ -1836,12 +1844,11 @@ class IPTScene1(PiCreatureScene):
Transform(screen2,screen2p)
)
# now transform both screens back
self.play(
Transform(screen1, screen1pp),
Transform(screen2, screen2pp),
)
# # now transform both screens back
# self.play(
# Transform(screen1, screen1pp),
# Transform(screen2, screen2pp),
# )