import bpy
import math
import fnmatch
def ClearObjects():
scene = bpy.context.scene
data = bpy.data
pattern = 'Copy*'
IcoA = [objA for objA in scene.objects if fnmatch.fnmatchcase(objA.name, pattern)]
IcoB = [objB for objB in data.objects if fnmatch.fnmatchcase(objB.name, pattern)]
IcoC = [objC for objC in data.meshes if fnmatch.fnmatchcase(objC.name, pattern)]
IcoD = [objD for objD in data.materials if fnmatch.fnmatchcase(objD.name, pattern)]
for item in IcoA:
if item.type == 'MESH':
bpy.context.scene.objects.unlink(item)
for item in IcoB:
if item.type == 'MESH':
bpy.data.objects.remove(item)
for item in IcoC:
bpy.data.meshes.remove(item)
for item in IcoD:
bpy.data.materials.remove(item)
def CreateObjects(frame):
if (bpy.context.screen.is_animation_playing == False):
return
objectName='Cylinder'
copySrc=bpy.data.objects[objectName]
num = 12
r = 4
obj = []
for i in range(num):
t = 2.0 * math.pi * i / num
x = 0.8 * r * math.cos(t)
y = 0.8 * r * math.sin(t)
for ob in bpy.context.scene.objects:
ob.select = False
copySrc.select = True
bpy.ops.object.duplicate(linked=True)
newObj=bpy.data.objects[objectName+'.001']
newObj.name='Copy'
obj.append(newObj)
bpy.context.scene.objects.active = newObj
obj[i].location=(0,0,0)
bpy.ops.rigidbody.object_add()
obj[i].rigid_body.kinematic = True
obj[i].rigid_body.restitution = 0.6
obj[i].hide_render = True
obj[i].hide_select = True
obj[i].keyframe_insert( data_path='hide_render', frame=frame-1 )
obj[i].keyframe_insert( data_path='hide_select', frame=frame-1 )
obj[i].keyframe_insert( data_path='location', frame=frame-1 )
obj[i].hide_render = False
obj[i].hide_select = False
obj[i].keyframe_insert( data_path='hide_render', frame=frame )
obj[i].keyframe_insert( data_path='hide_select', frame=frame )
obj[i].location = (x, y, 0.1)
obj[i].keyframe_insert( data_path='location', frame=frame )
obj[i].rigid_body.keyframe_insert( data_path='kinematic', frame=frame )
obj[i].location = (x*1.06, y*1.06, 0.1)
obj[i].keyframe_insert( data_path='location', frame=frame+1 )
obj[i].rigid_body.kinematic = False
obj[i].rigid_body.keyframe_insert( data_path='kinematic', frame=frame+2 )
# every frame change, this function is called.
def handler(scene):
frame = scene.frame_current
if frame == 2:
ClearObjects()
if frame % 10 == 3:
CreateObjects(frame)
if frame == scene.frame_end:
bpy.ops.screen.animation_cancel(restore_frame=False)
def handler_render_pre(scene):
bpy.app.handlers.frame_change_pre.clear()
ClearObjects()
bpy.app.handlers.render_pre.clear()
bpy.app.handlers.render_pre.append(handler_render_pre)
bpy.app.handlers.frame_change_pre.clear()
bpy.app.handlers.frame_change_pre.append(handler)
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