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manim 1.0

作者:互联网

代码结构:
%%manim -v WARNING -ql s1
class s1(Scene):
    def construct(self):
        if type('xxp') == str:
        if type('manim CE') == str:
        if type('other function') == str:

        def playscene1():
        def playscene2():
        def playscene3():
        …
View Code

 

其中,前面部分是自定义的函数以及重定义manim方法(使用缩写代替),后面部分是动画

 

函数:

#         xxp
        if type('xxp') == str:
    #         xxp transform
            def xt(names, *args):
                def pretrans0(name, i):
                    if type(i) == int:
                        back = name + '[' + str(i) + ']'
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = i[0:m]
                        n2 = i[m+1:]
                        back = name + '[' + n1 + ':' + n2 + ']'
                    return back

                def pretrans(name, i):
                    if type(i) == int:
                        back = name + '[' + str(i) + ']'
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = i[0:m]
                        n2 = i[m+1:]
                        back = name + '[' + n1 + ':' + n2 + ']'
                    elif type(i) == list:
                        back = 'VGroup('
                        for j in i:
                            item = pretrans0(name, j) + ','
                            back += item
                        back += ')'
                    return back

                ag = 'AnimationGroup('
            #           range(0, n-1)是错的
                itemli = []
                for l in names:
                    itemli.append(list(range(len(l))))
                def countli0(name, i):
                    if type(i) == int:
                        name.remove(i)
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = int(i[0:m])
                        n2 = int(i[m+1:])-1
                        p1 = name.index(n1)
                        p2 = name.index(n2)
                        del name[p1:p2+1]
                
                def countli(name, i):
                    if type(i) == int:
                        name.remove(i)
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = int(i[0:m])
                        n2 = int(i[m+1:])-1
                        p1 = name.index(n1)
                        p2 = name.index(n2)
                        del name[p1:p2+1]
                    elif type(i) == list:
                        for j in i:
                            item = countli0(name, j)
                            
                set1 = set()
                set2 = set()
                            
                for m in range(len(args)):
                    n = 0
                    for i in args[m][2]:
                        n += 1
                        if n % 2 != 0:
                            u = pretrans(f'names[args[{str(m)}][0]]', i)
                            countli(itemli[args[m][0]], i)
                            set1.add(args[m][0])
                        else:
                            v = pretrans(f'names[args[{str(m)}][1]]', i)
                            item = f'Transform({u}, {v}),'
                            ag += item
                            countli(itemli[args[m][1]], i)
                            set2.add(args[m][1]) 
                            
                for i in set1:
                    for ii in itemli[i]:
#                         reverse GrowFromCenter不可用
                        ag += f'ShrinkToCenter(names[{str(i)}][{str(ii)}]), '
                for j in set2:
                    for jj in itemli[j]:
                        ag += f'GrowFromCenter(names[{str(j)}][{str(jj)}]), '

                ag += ')'
                agg = eval(ag)
                return agg
    #         xxp transform 2
            def xt2(a, b, c):
                def pretrans0(name, i):
                    if type(i) == int:
                        back = name + '[' + str(i) + ']'
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = i[0:m]
                        n2 = i[m+1:]
                        back = name + '[' + n1 + ':' + n2 + ']'
                    return back

                def pretrans(name, i):
                    if type(i) == int:
                        back = name + '[' + str(i) + ']'
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = i[0:m]
                        n2 = i[m+1:]
                        back = name + '[' + n1 + ':' + n2 + ']'
                    elif type(i) == list:
                        back = 'VGroup('
                        for j in i:
                            item = pretrans0(name, j) + ','
                            back += item
                        back += ')'
                    return back

                n = 0
                ag = 'AnimationGroup('
            #           range(0, n-1)是错的
                for i in c:
                    n += 1
                    if n % 2 != 0:
                        u = pretrans('a', i)
                    else:
                        v = pretrans('b', i)
                        item = f'Transform({u}, {v}),'
                        ag += item
                ag += ')'
                agg = eval(ag)
                return agg
#             xxp transform 3
            def xt3(a,b):
                x=b.get_center()-a.get_center()
                y=b.width/a.width
                return AnimationGroup(a.animate.shift(x).scale(y))
    #         xxp color to hex
            def xc2h(c):
                return rgb_to_hex(color_to_rgb(c))
    #         xxp opacity scale
            def xos(inter, num, *args):
#             最好让透明度也一样
                def premovescale(a, b):
#                     x = VGroup()
#                     y = VGroup()
                    for i in a:
#                         设置get_fill_opacity() == 0.5会失效
                        if i.get_fill_opacity() < 1:
                            x = i
#                             x.add(i)
                    for j in b:
                        if j.get_fill_opacity() < 1:
                            y = j
#                             y.add(j)
                    scale = y.height/x.height
                    a.scale(scale)
#                     先缩放再移动
                    vector  = y.get_center() - x.get_center()
                    a.shift(vector)
                if inter == 1:
                    for n in range(len(args)):
                        if n == 0:
                            premovescale(args[n], Text('H', font='Times New Roman', fill_opacity=0.5).scale(num))
                            args[n].move_to(ORIGIN)
                        else:
                            premovescale(args[n], args[n-1])
                if inter == 2:
                    for n in range(len(args) - 1):
                        premovescale(args[n+1], args[n])
#             xxp color and opacity init
            def xcoi(*args):
                for a in args:
#                     先缩放再设置透明度(否则会消失不见)
                    a.set_opacity(1)
                    for i in a:
                        if xc2h(i.color) == '#ff0000':
                            i.set_color(RED).set_sheen(0.1)
                        elif xc2h(i.color) == '#ffff00':
                            i.set_color(GOLD).set_sheen(0.1)
                        elif xc2h(i.color) == '#00ff00':
                            i.set_color(GREEN).set_sheen(0.1)
                        elif xc2h(i.color) == '#00ffff':
                            i.set_color(TEAL).set_sheen(0.1)
                        elif xc2h(i.color) == '#0000ff':
                            i.set_color(BLUE).set_sheen(0.1)
                        elif xc2h(i.color) == '#ff00ff':
                            i.set_color(PINK).set_sheen(0.1)
    #         xxp check
            def xc(*args):
                self.camera.background_color = WHITE
                for svg in args:
                    if type(svg) == list:
                        self.clear()
                        for sss in svg:
                            self.add(sss.set(color = RED))
                        for sss in svg:
                            n = 0
                            for i in sss:
                                num = Integer(number=n, stroke_width=2).set_color(BLACK).move_to(i)
                                n += 1
                                self.add(num)
                        self.wait()
                    else:
                        self.clear()
                        self.add(svg.set(color = RED))
                        n = 0
                        for i in svg:
                            num = Integer(number=n, stroke_width=2).set_color(BLACK).move_to(i)
                            n += 1
                            self.add(num)
                        self.wait()
                self.clear()
    #         xxp align
            def xa(b, a):
                l = len(a)
                for i in range(0, l):
                    b[i].set_x(a[i].get_x())
                    if i > 0:
                        b[i].set_y(b[0].get_y())
    #         xxp find
            def xf(a, b):
                n1 = str.find(a.text, b)
                n2 = n1 + len(b)
                return a[n1:n2]
    #         xxp narrator
            def xn(a):
                text = Text(a, font='STZhongsong').to_edge(DOWN).scale(0.6)
                return text
    #         xxp narrator fangsong
            def xnf(a):
                text = Text(a, font='STFangsong').scale(0.7).to_edge(DOWN)
                return text
    #         xxp upnarrator
            def xun(a):
                text = Text(a, font='STZhongsong').to_edge(UP).scale(0.8)
                return text
    #         xxp para
            def xp(x, y):
                a = Text(y, font="STZhongsong").to_edge(DOWN).scale(0.6)
                b = Text(x, font="STZhongsong").to_edge(1.8*DOWN).scale(0.6)
                return VGroup(a, b)
    #         xxp scale
            def xs(a, n1, b, n2):
                scale = b[n2].width/a[n1].width
                a.scale(scale)
    #         xxp move
            def xm(a, n1, b, n2):
                vect = b[n2].get_center() - a[n1].get_center()
                a.shift(vect)
    #         xxp move and scale
            def xms(a, n1, b, n2):
                scale = b[n2].width/a[n1].width
                a.scale(scale)
                vect = b[n2].get_center() - a[n1].get_center()
                a.shift(vect)
    #         xxp choose color
            def xcc(a, b):
                for i in a:
                    if rgb_to_hex(color_to_rgb(i.color)) == b:
                        return i
    #         xxp narrator wait
            def xnw(a):
                self.wait(0.1*len(a))
    #         xxp text flower
            def xtf(a):
                at = Text(a, font = 'STZhongsong',stroke_width=2).set_color(color = ['#f3e9e0', '#fea8a9'])
    #             at[0].set_color(color = ['#f3e9e0', '#fea8a9'])
    #             at[1].set_color(color = ['#f3e9e0', '#fea8a9'])
                fl = msm('icon')[8].rotate(PI/2).set_color(color = ['#fea8a9', '#f3e9e0']).scale(1.5)
                at.next_to(fl, RIGHT)
                vg = VGroup(fl, at)
                vg.set(height = 0.6).to_corner(UL)
                return vg
    #         xxp text flower2
            def xtf2(judge, a):
                if judge == 1:
                    at = Text(a, font = 'STFangsong',stroke_width=2).set_color(color = ['#f3e9e0', '#b1d85c'])
                elif judge == 2:
#                 一般不是中文
                    at = MarkupText(a, stroke_width=2).set_color(color = ['#f3e9e0', '#b1d85c'])
    #             at[0].set_color(color = ['#f3e9e0', '#fea8a9'])
    #             at[1].set_color(color = ['#f3e9e0', '#fea8a9'])
                fl = msm('icon')[8].rotate(PI/2).set_color(color = ['#b1d85c', '#f3e9e0']).scale(1.5)
                at.next_to(fl, RIGHT)
                vg = VGroup(fl, at)
                vg.set(height = 0.6).to_corner(UL).shift(2*RIGHT)
                return vg
    #         xxp text flower3
            def xtf3(a):
                at = Text(a, font = 'STZhongsong',stroke_width=2).set_color(color = ['#ccffff', '#afccff'])
    #             at[0].set_color(color = ['#f3e9e0', '#fea8a9'])
    #             at[1].set_color(color = ['#f3e9e0', '#fea8a9'])
                fl = msm('icon')[8].rotate(PI/2).set_color(color = ['#afccff', '#ccffff']).scale(1.5)
                at.next_to(fl, RIGHT)
                vg = VGroup(fl, at)
                vg.set(height = 0.6).to_corner(UL).shift(2*DOWN)
                return vg
    #         xxp color move and scale
            def xcms(a, b):
                x = VGroup()
                y = VGroup()
                for i in a:
                    if rgb_to_hex(color_to_rgb(i.color)) == '#000000':
                        x.add(i)
                for j in b:
                    if rgb_to_hex(color_to_rgb(j.color)) == '#000000':
                        y.add(j)
                scale = y.width/x.width
                vect = y.get_center() - x.get_center()
                a.shift(vect)
                a.scale(scale)
    #         xxp single scale
            def xss(a, n):
                x = Text('C', font="Times New Roman")
                y = a[n]
                scale = x.width/y.width
                a.scale(scale)
    #         xxp pre postion
            def xpp(a, pos):
                d1 = Dot().to_corner(UL)
                d2 = Dot().to_edge(UP)
                d3 = Dot().to_corner(UR)
                d4 = Dot().to_edge(LEFT)
                d5 = Dot()
                d6 = Dot().to_edge(RIGHT)
                d7 = Dot().to_corner(DL)
                d8 = Dot().to_edge(DOWN)
                d9 = Dot().to_corner(DR)
                if pos == 'ul':
                    a.move_to((d1.get_center() + d5.get_center())/2)
                elif pos == 'u':
                    a.move_to((d2.get_center() + d5.get_center())/2)
                elif pos == 'ur':
                    a.move_to((d3.get_center() + d5.get_center())/2)
                elif pos == 'l':
                    a.move_to((d4.get_center() + d5.get_center())/2)
                elif pos == 'o':
                    a.move_to(d5.get_center())
                elif pos == 'r':
                    a.move_to((d6.get_center() + d5.get_center())/2)
                elif pos == 'dl':
                    a.move_to((d7.get_center() + d5.get_center())/2)
                elif pos == 'd':
                    a.move_to((d8.get_center() + d5.get_center())/2)
                elif pos == 'dr':
                    a.move_to((d9.get_center() + d5.get_center())/2)
#             xxp arrange and align
            def xaa(mobs, b, d):
                vg = VGroup()
                for m in mobs:
                    vg.add(m)
                vg.arrange(buff=b)
                if d == 'u':
                    dire = UP
                elif d == 'd':
                    dire = DOWN
                for i in mobs:
                    if i != mobs[0]:
                        i.align_to(mobs[0], dire)
#             xxp add other
            def xao(*args):
                if len(args) == 2:
                    sa(args[0].to_corner(UR), args[1].to_corner(DL))
                if len(args) == 3:
                    sa(args[0].to_corner(UR), args[1].to_corner(DL), args[2].to_corner(DR))
#             xxp grow from center
            def xgf(a, li):
                avg = 'AnimationGroup('
                def pregrow(name, i):
                    if type(i) == int:
                        back = name + '[' + str(i) + ']'
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = i[0:m]
                        n2 = i[m+1:]
                        back = name + '[' + n1 + ':' + n2 + ']'
                    return back
                for j in li:
                    partani = pregrow('a', j)
                    avg += f'GrowFromCenter({partani}), '
                avg += ')'
                return eval(avg)
#             xxp reverse grow from center
            def xrgf(a, li):
                avg = 'AnimationGroup('
                def pregrow(name, i):
                    if type(i) == int:
                        back = name + '[' + str(i) + ']'
                    elif type(i) == str:
                        m = i.find('.')
                        n1 = i[0:m]
                        n2 = i[m+1:]
                        back = name + '[' + n1 + ':' + n2 + ']'
                    return back
                for j in li:
                    partani = pregrow('a', j)
                    avg += f'GrowFromCenter({partani}, reverse_rate_function = True), '
                avg += ')'
                return eval(avg)
#             xxp color and sheen static
            def xcss(a, b):
                a.set_color(b).set_sheen(0.1)
#             xxp place in line
            def xpl(*args):
                vg = VGroup()
                frame = FullScreenRectangle()
                wid = frame.width
                for i in args:
                    vg.add(i.copy())
                    wid -= i.width
                mybuff = wid/(len(args)+1)
                vg.arrange(buff=mybuff)
                for j in range(len(args)):
                    args[j].match_x(vg[j])
#             xxp place in grid
            def xpg(*args):
                n = 0
                full = FullScreenRectangle()
                li = ['ul','ur','dl','dr']
                for a in args:
                    if a.width > a.height:
                        a.set(width = full.width/3)
                        xpp(a,li[n])
                    else:
                        a.set(height = full.height/3)
                        xpp(a,li[n])
                    n += 1             
#             xxp color 1
            def xc1(*args):
                for a in args:
                    a.save_state()
                    a.set_color(WHITE).set_sheen(0)
#             xxp color 2
            def xc2(*args):
                li = []
                for a in args:
                    li.append(Restore(a))
                return self.play(*li)
#             xxp color 3
            def xc3(*args):
                li = []
                for a in args:
                    li.append(a.animate.set_color(WHITE))
                return self.play(*li)
#             xxp animations list
            def xal(t,*argss):
                args = []
                for i in argss:
                    args.append(i)
#                 不是args = atgs.reverse()
                args.reverse()
                n = 0
                for a in args:
                    if n == 1:
                        ag = AnimationGroup(args[1],args[0],lag_ratio=t)
                    elif n > 1:
                        ag = AnimationGroup(a,ag,lag_ratio=t)
                    n += 1
                return ag         
#             xxp sub number
            def xsn(*args):
                vg = VGroup()
                for i in range(len(args)):
                    n = Integer(i+1).next_to(args[i],0.7*UP)
                    xcss(n, BLUE)
                    vg.add(n)
                return vg
#             xxp get distance
            def xgd(a,b):
                return b.get_center() - a.get_center()
#             xxp get distance by codrdinate
            def xgdc(a,b):
                return b - a.get_center()
#             xxp text flower list
            def xtfl(a,*args):
#                 for a in args:
                vg = VGroup()
                li0 = xtf(a)
                vg.add(li0)
                n = 1
                for a in args:
                    li = xtf2(1,a)
                    xm(li,0,li0,0);li.shift(n*0.9*DOWN+RIGHT)
                    vg.add(li)
                    n += 1
                return vg
#             xxp text flower list abbr
            def xtfla(a,b):
#                 for a in args:
                vg = VGroup()
                li0 = xtf(a)
                n = 1
                li1 = xtf2(1,'');xm(li1,0,li0,0);li1.shift(DOWN+RIGHT)
                vg.add(li0,li1)
                for i in range(b-1):
                    li = xtf2(1,'')
                    xm(li,0,li1,0);li.shift(n*0.2*DOWN)
                    vg.add(li)
                    n += 1
                return vg
#             xxp corner check
            def xcc(a,b):
                a.to_corner(UL);b.to_corner(DR)
                xc([a,b])
#             xxp edge check
            def xec(a,b):
                a.to_edge(UP);b.to_edge(DOWN)
                xc([a,b])
#             xxp grid check
            def xgc(*args):
                xpg(*args)
                xc([*args])
#             xxp orbit color
            def xoc(a):
                a.set_color([BLUE_C, BLUE_E]).set_sheen(0.3).set_opacity(0.8)
#         manim CE
        if type('manim CE') == str:
    #         self.play()
            def sp(*args, **kwargs):
                return self.play(*args, **kwargs)
    #         self.wait()
            def sw(*args, **kwargs):
                return self.wait(*args, **kwargs)
    #         self.add()
            def sa(*args, **kwargs):
                return self.add(*args, **kwargs)
    #         self.clear()
            def sc(*args, **kwargs):
                return self.clear(*args, **kwargs)
    #         self.remove()
            def sr(*args, **kwargs):
                return self.remove(*args, **kwargs)

    #         Animation Transform()
            def at(a, b, *args, **kwargs):
                return Transform(a, b, *args, **kwargs)
    #         Animation ReplacementTransform()
            def art(a, b, *args, **kwargs):
                return ReplacementTransform(a, b, *args, **kwargs)
        #         Animation TransformMatchingShapes()
            def atm(a, b, *args, **kwargs):
                return TransformMatchingShapes(a, b, *args, **kwargs)
    #         Animation ClockwiseTransform()
            def act(a, b, *args, **kwargs):
                return ClockwiseTransform(a, b, *args, **kwargs)
    #         Animation CounterclockwiseTransform()
            def acct(a, b, *args, **kwargs):
                return CounterclockwiseTransform(a, b, *args, **kwargs)
    #         Animation Write()
            def aw(a, *args, **kwargs):
                return Write(a, *args, **kwargs)
    #         Animation LaggedStart()
            def als(a, *args, **kwargs):
                return LaggedStart(a, *args, **kwargs)
    #         Animation Unwrite()
            def auw(a, *args, **kwargs):
                return Unwrite(a, *args, **kwargs)
    #         Animation FadeOut()
            def afo(a, *args, **kwargs):
                return FadeOut(a, *args, **kwargs)
    #         Animation FadeIn()
            def afi(a, *args, **kwargs):
                return FadeIn(a, *args, **kwargs)
    #         Animation Restore()
            def ar(a, *args, **kwargs):
                return Restore(a, *args, **kwargs)
    #         Animation DrawBorderThenFill()
            def adb(a, *args, **kwargs):
                return DrawBorderThenFill(a, *args, **kwargs)
    #         Animation DrawBorderThenFill() reverse
            def adbr(a, *args, **kwargs):
                return DrawBorderThenFill(a, *args, **kwargs, reverse_rate_function = True)
    #         Animation GrowFromCenter()
            def agf(a, *args, **kwargs):
                return GrowFromCenter(a, *args, **kwargs)
    #         Animation MoveAlongPath()
            def ama(a, b, *args, **kwargs):
                return MoveAlongPath(a, b, *args, **kwargs)
#             Animation SpinInFromNothing
            def asi(a, *args, **kwargs):
                return SpinInFromNothing(a, angle=2 * PI, *args, **kwargs)
#             Animation SpinInFromNothing reverse
            def asir(a, *args, **kwargs):
                return SpinInFromNothing(a, angle=2 * PI, *args, **kwargs, reverse_rate_function = True)
#             Animation ShrinkToCenter
            def ast(a, *args, **kwargs):
                return ShrinkToCenter(a, *args, **kwargs)
#             Animation Circumscribe
            def ac(a, *args, **kwargs):
                return Circumscribe(a, *args, **kwargs)
#             Animation Indicate
            def ai(a, *args, **kwargs):
                return Indicate(a, *args, **kwargs)
        
#             Group sheen
            def gs(*args):
                li = []
                for i in args:
                    li.append(i.animate.set_sheen(0.1))
                return AnimationGroup(*li, run_time=0.5)
#             Group color
            def gc(*args):
                li = []
                for i in range(len(args)):
                    if i % 2 == 0:
                        li.append(args[i].animate.set_color(args[i+1]))
                return AnimationGroup(*li)
            
    #         mobject Text
            def mt(text, *args, **kwargs):
                return Text(text, *args, **kwargs)
    #         mobject SVGMobject
            def msm(name, *args, **kwargs):
                sm = SVGMobject(f'D:\\manimSVG\\{name}.svg')
                return sm
    #         mobject MathTex
            def mmt(text, *args, **kwargs):
                return MathTex(text, *args, **kwargs)
    #         mobject VGroup
            def mvg(*args, **kwargs):
                return VGroup(*args, **kwargs)
    #         mobject ArcBetweenPoints
            def mab(a, b, *args, **kwargs):
                return ArcBetweenPoints(a.get_center(), b.get_center(), *args, **kwargs)
#         other function
        if type('other function') == str:
    #         refresh
            def refresh(*args, **kwargs):
                sc()
                sa(*args, **kwargs)
    #         color refresh
            def crefresh(*args, **kwargs):
                sc()
                for i in args:
                    xcoi(i)
                sa(*args, **kwargs)
View Code

 

动画主要包括两部分:

1、Mobject的定义和初始化(包括缩放、上色、移动位置等)

2、Mobject的动画

标签:set,1.0,color,args,kwargs,return,def,manim
来源: https://www.cnblogs.com/daxiangcai/p/16607637.html