From c4655fa31b1a1164f36f50667f3969b71e629df2 Mon Sep 17 00:00:00 2001
From: Grant Sanderson <grant@3blue1brown.com>
Date: Wed, 25 Jul 2018 23:57:49 -0700
Subject: [PATCH] Set up scene stubs for 3d animations

---
 active_projects/dandelin.py | 66 +++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 active_projects/dandelin.py

diff --git a/active_projects/dandelin.py b/active_projects/dandelin.py
new file mode 100644
index 00000000..d0e6273b
--- /dev/null
+++ b/active_projects/dandelin.py
@@ -0,0 +1,66 @@
+from __future__ import absolute_import
+from big_ol_pile_of_manim_imports import *
+
+
+class SliceCone(ExternallyAnimatedScene):
+    pass
+
+
+class TiltPlane(ExternallyAnimatedScene):
+    pass
+
+
+class IntroduceConeEllipseFocalSum(ExternallyAnimatedScene):
+    pass
+
+
+class IntroduceSpheres(ExternallyAnimatedScene):
+    pass
+
+
+class ShowTangencyPoints(ExternallyAnimatedScene):
+    pass
+
+
+class ShowFocalLinesAsTangent(ExternallyAnimatedScene):
+    pass
+
+
+class RemindAboutTangencyToCone(ExternallyAnimatedScene):
+    pass
+
+
+class ShowCircleToCircleLine(ExternallyAnimatedScene):
+    pass
+
+
+class ShowCircleToCircleLineAtMultiplePoints(ExternallyAnimatedScene):
+    pass
+
+
+class ConjectureLineEquivalence(ExternallyAnimatedScene):
+    pass
+
+
+class ShowBigSphereTangentLines(ExternallyAnimatedScene):
+    pass
+
+
+class ShowFocalSumEqualsCircleDistance(ExternallyAnimatedScene):
+    pass
+
+
+class FinalMovingEllipsePoint(ExternallyAnimatedScene):
+    pass
+
+
+class TiltPlaneWithSpheres(ExternallyAnimatedScene):
+    pass
+
+
+class DandelinSpheresInCylinder(ExternallyAnimatedScene):
+    pass
+
+
+class CylinderDandelinSpheresChangingSlope(ExternallyAnimatedScene):
+    pass