CONFIG cleanup

manim/mobject/mobject.py

@@ -42,15 +42,12 @@ class Mobject(Container):
 
     """
 
-    CONFIG = {
-        "color": WHITE,
-        "name": None,
-        "dim": 3,
-        "target": None,
-        "z_index": 0,
-    }
-
-    def __init__(self, **kwargs):
+    def __init__(self, color=WHITE, name=None, dim=3, target=None, z_index=0, **kwargs):
+        self.color = color
+        self.name = name
+        self.dim = dim
+        self.target = target
+        self.z_index = z_index
         Container.__init__(self, **kwargs)
         self.point_hash = None
         self.submobjects = []

manim/mobject/types/vectorized_mobject.py

@@ -34,8 +34,6 @@
 # TODO
 # - Change cubic curve groups to have 4 points instead of 3
 # - Change sub_path idea accordingly
-# - No more mark_paths_closed, instead have the camera test
-#   if last point in close to first point
 # - Think about length of self.points.  Always 0 or 1 mod 4?
 #   That's kind of weird.
 
@@ -59,9 +57,6 @@ class VMobject(Mobject):
         # secondary color in the direction of sheen_direction.
         "sheen_factor": 0.0,
         "sheen_direction": UL,
-        # Indicates that it will not be displayed, but
-        # that it should count in parent mobject's path
-        "close_new_points": False,
         "pre_function_handle_to_anchor_scale_factor": 0.01,
         "make_smooth_after_applying_functions": False,
         "background_image_file": None,

tests/test_graphical_units/test_geometry.py

@@ -13,7 +13,7 @@ def construct(self):
 
 class ArcTest(Scene):
     def construct(self):
-        a = Arc(PI)
+        a = Arc(start_angle=PI)
         self.play(Animation(a))
 
 
@@ -23,6 +23,18 @@ def construct(self):
         self.play(Animation(a))
 
 
+class ArrowTest(Scene):
+    def construct(self):
+        a = Arrow()
+        self.play(Animation(a))
+        b = (
+            Arrow(color=RED, stroke_width=12, end=2 * LEFT, start=2 * RIGHT)
+            .scale(2)
+            .shift(UP)
+        )
+        self.play(Animation(b))
+
+
 class CurvedArrowTest(Scene):
     def construct(self):
         a = CurvedArrow(np.array([1, 1, 0]), np.array([2, 2, 0]))
@@ -34,8 +46,8 @@ def construct(self):
         from manim.mobject.geometry import ArrowCircleTip, ArrowSquareFilledTip
 
         a = DoubleArrow(
-            np.array([-1, -1, 0]),
-            np.array([1, 1, 0]),
+            start=np.array([-1, -1, 0]),
+            end=np.array([1, 1, 0]),
             tip_shape_start=ArrowCircleTip,
             tip_shape_end=ArrowSquareFilledTip,
         )
@@ -48,6 +60,14 @@ def construct(self):
         self.play(Animation(circle))
 
 
+class SmallDotTest(Scene):
+    def construct(self):
+        a = SmallDot()
+        self.play(Animation(a))
+        b = SmallDot(color=BLUE).shift(UP)
+        self.play(Animation(b))
+
+
 class DotTest(Scene):
     def construct(self):
         dot = Dot()
@@ -90,6 +110,32 @@ def construct(self):
         self.play(Animation(a))
 
 
+class DashedLineTest(Scene):
+    def construct(self):
+        a = DashedLine()
+        self.play(Animation(a))
+
+
+class CustomDashedLineTest(Scene):
+    def construct(self):
+        a = DashedLine(end=2 * DOWN, start=2 * UP, dash_length=0.5)
+        self.play(Animation(a))
+
+
+class TangentLineTest(Scene):
+    def construct(self):
+        circle = Circle(color=WHITE)
+        self.add(circle)
+        t1 = TangentLine(circle, 0.5, color=BLUE)
+        self.play(Animation(t1))
+        t2 = TangentLine(circle, 1.0, length=2, color=RED)
+        self.play(Animation(t2))
+        t3 = TangentLine(circle, 0.75, length=5, d_alpha=0.1, color=YELLOW)
+        self.play(Animation(t3))
+        t4 = TangentLine(circle, 0.321, length=1.5, d_alpha=-0.1, color=GREEN)
+        self.play(Animation(t4))
+
+
 class Elbowtest(Scene):
     def construct(self):
         a = Elbow()

tests/test_scene_rendering/test_caching_related.py

@@ -6,6 +6,7 @@
 from ..utils.video_tester import *
 
 
+@pytest.mark.slow
 @video_comparison(
     "SceneWithMultipleWaitCallsWithNFlag.json",
     "videos/simple_scenes/480p15/SceneWithMultipleWaitCalls.mp4",
@@ -29,6 +30,7 @@ def test_wait_skip(tmp_path, manim_cfg_file, simple_scenes_path):
     assert exit_code == 0, err
 
 
+@pytest.mark.slow
 @video_comparison(
     "SceneWithMultiplePlayCallsWithNFlag.json",
     "videos/simple_scenes/480p15/SceneWithMultipleCalls.mp4",