1 files changed, 75 insertions, 0 deletions
diff --git a/FSF-2020/calculus-of-several-variables/triple-and-surface-integrals/surface-integrals/file2_cube.py b/FSF-2020/calculus-of-several-variables/triple-and-surface-integrals/surface-integrals/file2_cube.py
new file mode 100644
index 0000000..2a094c8
--- /dev/null
+++ b/FSF-2020/calculus-of-several-variables/triple-and-surface-integrals/surface-integrals/file2_cube.py
@@ -0,0 +1,75 @@
+from manimlib.imports import*
+class cuber(ThreeDScene):
+
+    def construct(self):
+
+        axes=ThreeDAxes()
+        cube=Cube(color=RED)
+        # cube.scale(1)
+        cube.shift(RIGHT+DOWN+OUT)
+
+        sq1=Square(side_length=2,color=RED, fill_opacity=0.5)
+        sq1.shift(RIGHT+DOWN)
+        # sq1.scale(1.2)
+        sq2=Square(color=YELLOW, fill_opacity=0.5)
+        sq2.rotate(PI/2,axis=RIGHT)
+        sq2.shift(RIGHT+OUT)
+
+        sq3=Square(color=GREEN , fill_opacity=0.5)
+        sq3.rotate(PI/2, axis=UP)
+        sq3.shift(DOWN+OUT)
+
+        a=TextMobject("side A",tex_to_color_map={"side A": BLACK})
+        b=TextMobject("side B",tex_to_color_map={"side B": BLACK})
+        c=TextMobject("side C",tex_to_color_map={"side C": BLACK})
+        a.rotate(PI/2, axis=RIGHT)
+        a.shift(RIGHT+OUT+2*DOWN)
+        b.rotate(PI/2, axis=OUT)
+        b.rotate(PI/2, axis=UP)
+        b.shift(2*RIGHT+DOWN+OUT)
+        c.shift(RIGHT+DOWN+2*OUT)
+        c.rotate(PI/4, axis=OUT)
+
+
+        axes=ThreeDAxes()
+        x=TextMobject("X")
+        y=TextMobject("Y")
+        z=TextMobject("Z")
+
+        x.rotate(PI/2, axis=RIGHT)
+        x.rotate(PI/4,axis=OUT)
+        x.shift(5.8*DOWN)
+
+        y.rotate(PI/2, axis=RIGHT)
+        y.rotate(PI/8,axis=OUT)
+        y.shift(5.8*RIGHT)
+
+        z.rotate(PI/2, axis=RIGHT)
+        z.rotate(PI/5,axis=OUT)
+        z.shift(3.2*OUT+0.4*LEFT)
+        axis_label=VGroup(x,y,z)
+
+
+
+     
+
+
+        self.set_camera_orientation(phi=75 * DEGREES,theta=-67*DEGREES)
+        self.play(ShowCreation(axes),ShowCreation(axis_label))
+        self.play(ShowCreation(cube))
+        self.begin_ambient_camera_rotation(rate=0.04)
+        self.wait(0.7)
+        self.play(ShowCreation(sq1))
+        self.play(ShowCreation(sq2))
+        
+        self.play(ShowCreation(sq3))
+        self.wait(0.6)
+        self.play(ShowCreation(a))
+        
+        self.play(ShowCreation(b))
+        self.move_camera(phi=60*DEGREES,run_time=1)
+        self.play(ShowCreation(c))
+        self.wait(1)
+        self.wait(2)
+
+