Update app.py

app.py

@@ -119,10 +119,26 @@ def create_meteor_with_particle_system():
     output_node = nodes.get("Material Output")
     material_link = meteor.active_material.node_tree.links.new
     material_link(emission_node.outputs[0], output_node.inputs[0])
-    meteor.location = (random.uniform(-10, 10), random.uniform(-10, 10), random.uniform(-10, 10))
-    meteor.keyframe_insert(data_path="location", frame=1)
-    meteor.location = (random.uniform(-10, 10), random.uniform(-10, 10), random.uniform(-10, 10))
-    meteor.keyframe_insert(data_path="location", frame=20)
+    ##meteor.location = (random.uniform(-10, 10), random.uniform(-10, 10), random.uniform(-10, 10))
+    bpy.context.view_layer.objects.active = meteor
+    meteor.select_set(True)
+    meteor.animation_data_create()
+    meteor.animation_data.action = bpy.data.actions.new(name="OrbitAction")
+    start_frame = 1
+    duration=2
+    radius=5
+    end_frame = int(duration * 10)
+    for frame in range(start_frame, end_frame + 1):
+        angle = (frame / end_frame) * 2 * math.pi
+        x = radius * math.cos(angle)
+        y = radius * math.sin(angle)
+        z = meteor.location.z
+        meteor.location = (x, y, z)
+        meteor.keyframe_insert(data_path="location", index=-1, frame=frame)
+
+    ##meteor.keyframe_insert(data_path="location", frame=1)
+    ##meteor.location = (random.uniform(-10, 10), random.uniform(-10, 10), random.uniform(-10, 10))
+    ##meteor.keyframe_insert(data_path="location", frame=20)
 
 def create_scene():