CGArtPython · November 11, 2024 06:00 · Nov 11, 2024
diff --git a/create_blender_driver_variables.py b/create_blender_driver_variables.py
@@ -0,0 +1,18 @@
+import bpy
+
+bpy.ops.mesh.primitive_ico_sphere_add()
+ico_sphere_obj = bpy.context.active_object
+
+bpy.ops.object.empty_add()
+empty_obj = bpy.context.active_object
+
+driver_fcurve_obj = ico_sphere_obj.driver_add("location", 0)
+
+driver_obj = driver_fcurve_obj.driver
+
+my_var = driver_obj.variables.new()
+my_var.name = "py_var"
+my_var.targets[0].id = empty_obj
+my_var.targets[0].data_path = "location.z"
+
+driver_obj.expression = "py_var * 0.5"
diff --git a/create_blender_driver_variables_w_comments.py b/create_blender_driver_variables_w_comments.py
@@ -0,0 +1,28 @@
+import bpy
+
+bpy.ops.mesh.primitive_ico_sphere_add()
+ico_sphere_obj = bpy.context.active_object
+
+bpy.ops.object.empty_add()
+empty_obj = bpy.context.active_object
+
+# https://docs.blender.org/api/current/bpy.types.bpy_struct.html#bpy.types.bpy_struct.driver_add
+driver_fcurve_obj = ico_sphere_obj.driver_add("location", 0)
+
+# https://docs.blender.org/api/current/bpy.types.FCurve.html#bpy.types.FCurve.driver
+driver_obj = driver_fcurve_obj.driver
+
+# https://docs.blender.org/api/current/bpy.types.Driver.html#bpy.types.Driver.variables
+my_var = driver_obj.variables.new()
+
+# https://docs.blender.org/api/current/bpy.types.DriverVariable.html#bpy.types.DriverVariable.name
+my_var.name = "py_var"
+
+# https://docs.blender.org/api/current/bpy.types.DriverTarget.html#bpy.types.DriverTarget.id
+my_var.targets[0].id = empty_obj
+
+# https://docs.blender.org/api/current/bpy.types.DriverTarget.html#bpy.types.DriverTarget.data_path
+my_var.targets[0].data_path = "location.z"
+
+# https://docs.blender.org/api/current/bpy.types.Driver.html#bpy.types.Driver.expression
+driver_obj.expression = "py_var * 0.5"