add testing scripts

testing_scripts/bezier_distance.py

@@ -0,0 +1,25 @@
+import bpy
+from mathutils import *
+from math import *
+import abc3d.butils
+
+v = 0
+goal = 5.0
+step = 0.1
+speed = 1.0
+
+C = bpy.context
+obj = C.scene.objects['Cube']
+curve = C.scene.objects['BézierCurve']
+
+m = curve.matrix
+
+def fun(distance):
+    obj.location = m @ abc3d.butils.calc_point_on_bezier_curve(curve,
+                                                                distance,
+                                                                output_tangent=True)
+    print(f"executed {distance}")
+
+while v < goal:
+    bpy.app.timers.register(lambda: fun(v), first_interval=(v * speed))
+    v += step