Scoreを使って複数のタイムラインを流すところの前半まで。後半のところはPyClutterの問題なのか、うまく出来ないので、原因を調査中。
追記：原因解明。何が問題だったのかは後で書く。
複数タイムラインの次は画像の読み込みのチュートリアルだけど、画像を用意するのが面倒なのでやらない。
大きさの変更やオブジェクトの選択
まわして、かくだい
#!/usr/bin/python
# -*- coding: utf-8 -*-
import clutter
import mathhacks
global rotation
global scale
rotation = 0
scale = 0
def on_timeline_new_frame(timeline, frame_num, rect_list):
global rotation
global scale
rotation += 0.3
rect_list[0].set_rotation(clutter.Z_AXIS, rotation * 5, 0, 0, 0)
rect_list[1].set_rotation(clutter.Z_AXIS, rotation * 4, 0, 0, 0)
rect_list[2].set_rotation(clutter.Z_AXIS, rotation * 3, 0, 0, 0)
rect_list[3].set_rotation(clutter.Z_AXIS, rotation * 2, 0, 0, 0)
rect_list[4].set_rotation(clutter.Z_AXIS, rotation * 1, 0, 0, 0)
rect_list[5].set_rotation(clutter.Z_AXIS, rotation * 0.5, 0, 0, 0)
scale += 0.01
if scale > 1.0:
scale = 0
scale_amount = mathhacks.smooth_step2(1.0, 2.0, scale)
for rect in rect_list:
rect.set_scale(scale_amount, scale_amount)
def quit(actor, *args):
clutter.main_quit()
def create_rect(color):
rect = clutter.Rectangle(color)
rect.set_size(256, 128)
rect.set_position(128, 128)
rect.set_anchor_point(128, 64)
return rect
clutter.init()
stage_color = clutter.Color(0, 0, 0, 255)
stage = clutter.Stage()
stage.set_size(512, 512)
stage.set_color(stage_color)
red = clutter.Color(255, 0, 0, 128)
green = clutter.Color(0, 255, 0, 128)
blue = clutter.Color(0, 0, 255, 128)
yellow = clutter.Color(255, 255, 0, 128)
cyan = clutter.Color(0, 255, 255, 128)
purple = clutter.Color(255, 0, 255, 128)
rect_list = []
rect_list.append(create_rect(red))
rect_list.append(create_rect(green))
rect_list.append(create_rect(blue))
rect_list.append(create_rect(yellow))
rect_list.append(create_rect(cyan))
rect_list.append(create_rect(purple))
stage.connect('hide', quit)
stage.show()
for r in rect_list:
stage.add(r)
timeline = clutter.Timeline(60)
timeline.connect('new-frame', on_timeline_new_frame, rect_list)
timeline.set_loop(True)
timeline.start()
clutter.main()まわして、かくだいして、おしたらきえる
#!/usr/bin/python
# -*- coding: utf-8 -*-
import clutter
import mathhacks
global rotation
global scale
rotation = 0
scale = 0
def on_timeline_rotation_new_frame(timeline, frame_num, rect_list):
global rotation
rotation += 0.3
rect_list[0].set_rotation(clutter.Z_AXIS, rotation * 5, 0, 0, 0)
rect_list[1].set_rotation(clutter.Z_AXIS, rotation * 4, 0, 0, 0)
rect_list[2].set_rotation(clutter.Z_AXIS, rotation * 3, 0, 0, 0)
rect_list[3].set_rotation(clutter.Z_AXIS, rotation * 2, 0, 0, 0)
rect_list[4].set_rotation(clutter.Z_AXIS, rotation * 1, 0, 0, 0)
rect_list[5].set_rotation(clutter.Z_AXIS, rotation * 0.5, 0, 0, 0)
def on_timeline_scale_new_frame(timeline, frame_num, rect_list):
global scale
scale += 0.01
if scale > 1.0:
scale = 0
scale_amount = mathhacks.smooth_step2(1.0, 2.0, scale)
for rect in rect_list:
rect.set_scale(scale_amount, scale_amount)
def on_stage_button_press(stage, event, *arg):
x = 0
y = 0
x, y = event.x, event.y
clicked = stage.get_actor_at_pos(clutter.PICK_ALL, x, y)
if clicked == stage:
return
clicked.hide()
def quit(actor, *args):
clutter.main_quit()
def create_rect(color):
rect = clutter.Rectangle(color)
rect.set_size(256, 128)
rect.set_position(128, 128)
rect.set_anchor_point(128, 64)
return rect
clutter.init()
stage_color = clutter.Color(0, 0, 0, 255)
stage = clutter.Stage()
stage.set_size(512, 512)
stage.set_color(stage_color)
red = clutter.Color(255, 0, 0, 128)
green = clutter.Color(0, 255, 0, 128)
blue = clutter.Color(0, 0, 255, 128)
yellow = clutter.Color(255, 255, 0, 128)
cyan = clutter.Color(0, 255, 255, 128)
purple = clutter.Color(255, 0, 255, 128)
rect_list = []
rect_list.append(create_rect(red))
rect_list.append(create_rect(green))
rect_list.append(create_rect(blue))
rect_list.append(create_rect(yellow))
rect_list.append(create_rect(cyan))
rect_list.append(create_rect(purple))
stage.connect("button-press-event", on_stage_button_press)
stage.connect('hide', quit)
stage.show()
for r in rect_list:
stage.add(r)
timeline = clutter.Timeline(60)
timeline.connect('new-frame', on_timeline_new_frame, rect_list)
timeline.set_loop(True)
timeline.start()
clutter.main()
スコアを記録する
#!/usr/bin/python
# -*- coding: utf-8 -*-
import clutter
import mathhacks
global rotation
global scale
rotation = 0
scale = 0
def on_timeline_rotation_new_frame(timeline, frame_num, rect_list):
global rotation
rotation += 0.3
rect_list[0].set_rotation(clutter.Z_AXIS, rotation * 5, 0, 0, 0)
rect_list[1].set_rotation(clutter.Z_AXIS, rotation * 4, 0, 0, 0)
rect_list[2].set_rotation(clutter.Z_AXIS, rotation * 3, 0, 0, 0)
rect_list[3].set_rotation(clutter.Z_AXIS, rotation * 2, 0, 0, 0)
rect_list[4].set_rotation(clutter.Z_AXIS, rotation * 1, 0, 0, 0)
rect_list[5].set_rotation(clutter.Z_AXIS, rotation * 0.5, 0, 0, 0)
def on_timeline_scale_new_frame(timeline, frame_num, rect_list):
global scale
scale += 0.01
if scale > 1.0:
scale = 0
scale_amount = mathhacks.smooth_step2(1.0, 2.0, scale)
for rect in rect_list:
rect.set_scale(scale_amount, scale_amount)
def on_stage_button_press(stage, event, *arg):
x = 0
y = 0
(x, y) = (event.x, event.y)
clicked = stage.get_actor_at_pos(clutter.PICK_ALL, x, y)
if clicked == stage:
return
clicked.hide()
def quit(actor, *args):
clutter.main_quit()
def create_rect(color):
rect = clutter.Rectangle(color)
rect.set_size(256, 128)
rect.set_position(128, 128)
rect.set_anchor_point(128, 64)
return rect
clutter.init()
stage_color = clutter.Color(0, 0, 0, 255)
stage = clutter.Stage()
stage.set_size(512, 512)
stage.set_color(stage_color)
red = clutter.Color(255, 0, 0, 128)
green = clutter.Color(0, 255, 0, 128)
blue = clutter.Color(0, 0, 255, 128)
yellow = clutter.Color(255, 255, 0, 128)
cyan = clutter.Color(0, 255, 255, 128)
purple = clutter.Color(255, 0, 255, 128)
rect_list = []
rect_list.append(create_rect(red))
rect_list.append(create_rect(green))
rect_list.append(create_rect(blue))
rect_list.append(create_rect(yellow))
rect_list.append(create_rect(cyan))
rect_list.append(create_rect(purple))
stage.connect('button-press-event', on_stage_button_press)
stage.connect('hide', quit)
for r in rect_list:
stage.add(r)
score = clutter.Score()
score.set_loop(True)
timeline_rotation = clutter.Timeline(500)
timeline_rotation.connect('new-frame', on_timeline_rotation_new_frame,
rect_list)
score.append(timeline_rotation)
timeline_scale = clutter.Timeline(500)
timeline_scale.connect('new-frame', on_timeline_scale_new_frame,
rect_list)
score.append(timeline_scale)
score.start()
stage.show()
clutter.main()2つのTimelineを接続する
pyclutterのREADMEを読むと書いてあるが、Score#appendの引数の順番は、CのAPIと違っている。昨日はこれに気づかなかった。ちゃんとREADMEは読めという話ですね。
これはよりPythonicな書き方をするためらしい。こういうのは今後もあると思われ。
#!/usr/bin/python
# -*- coding: utf-8 -*-
import clutter
import mathhacks
# 回転情報
global rotation
global scale
rotation = 0
scale = 0
def on_timeline_rotation_new_frame(timeline, frame_num, rect_list):
global rotation
rotation += 0.3
rect_list[0].set_rotation(clutter.Z_AXIS, rotation * 5, 0, 0, 0)
rect_list[1].set_rotation(clutter.Z_AXIS, rotation * 4, 0, 0, 0)
rect_list[2].set_rotation(clutter.Z_AXIS, rotation * 3, 0, 0, 0)
rect_list[3].set_rotation(clutter.Z_AXIS, rotation * 2, 0, 0, 0)
rect_list[4].set_rotation(clutter.Z_AXIS, rotation * 1, 0, 0, 0)
rect_list[5].set_rotation(clutter.Z_AXIS, rotation * 0.5, 0, 0, 0)
def on_timeline_scale_new_frame(timeline, frame_num, rect_list):
global scale
scale += 0.01
if scale > 1.0:
scale = 0
scale_amount = mathhacks.smooth_step2(1.0, 2.0, scale)
for rect in rect_list:
rect.set_scale(scale_amount, scale_amount)
def on_stage_button_press(stage, event, *arg):
x = 0
y = 0
(x, y) = (event.x, event.y)
clicked = stage.get_actor_at_pos(clutter.PICK_ALL, x, y)
if clicked == stage:
return
clicked.hide()
def quit(actor, *args):
clutter.main_quit()
def create_rect(color):
rect = clutter.Rectangle(color)
rect.set_size(256, 128)
rect.set_position(128, 128)
rect.set_anchor_point(128, 64)
return rect
clutter.init()
stage_color = clutter.Color(0, 0, 0, 255)
stage = clutter.Stage()
stage.set_size(512, 512)
stage.set_color(stage_color)
red = clutter.Color(255, 0, 0, 128)
green = clutter.Color(0, 255, 0, 128)
blue = clutter.Color(0, 0, 255, 128)
yellow = clutter.Color(255, 255, 0, 128)
cyan = clutter.Color(0, 255, 255, 128)
purple = clutter.Color(255, 0, 255, 128)
rect_list = []
rect_list.append(create_rect(red))
rect_list.append(create_rect(green))
rect_list.append(create_rect(blue))
rect_list.append(create_rect(yellow))
rect_list.append(create_rect(cyan))
rect_list.append(create_rect(purple))
stage.connect('button-press-event', on_stage_button_press)
stage.connect('hide', quit)
for r in rect_list:
stage.add(r)
score = clutter.Score()
score.set_loop(True)
timeline_rotation = clutter.Timeline(500)
timeline_rotation.connect('new-frame', on_timeline_rotation_new_frame,
rect_list)
score.append(timeline_rotation)
timeline_scale = clutter.Timeline(500)
timeline_scale.connect('new-frame', on_timeline_scale_new_frame,
rect_list)
score.append(timeline_scale, timeline_rotation)
score.start()
stage.show()
clutter.main()
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