2023年3月26日日曜日

製作 002c えんばん光時計

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import bpy
import math

#円柱を作成する
bpy.ops.mesh.primitive_cylinder_add(radius=15, depth=0)

#作成されたオブジェクトを取得する
obj = bpy.context.object

#オブジェクトの位置を変更する
obj.location = (0, 0, 15)

#オブジェクトを選択状態にする
bpy.context.view_layer.objects.active = obj



import bpy
from math import radians


# 回転させる軸を選択する
zion_xyz = 'xana'


# オブジェクトに名前を付ける
bpy.context.object.name = "えんばん光時計"


# 円錐の位置を変更する
bpy.context.object.location[0] = -30.0  # X座標
bpy.context.object.location[1] = 0.0  # Y座標
bpy.context.object.location[2] = 0.0  # Z座標



if zion_xyz == 'xana':
    # 軸を中心に90度回転させる
    bpy.context.object.rotation_euler[0] = radians(0)
    bpy.context.object.rotation_euler[1] = radians(90)
    bpy.context.object.rotation_euler[2] = radians(0)
    # X軸方向に伸ばす
    bpy.context.object.scale[0] = 1
    bpy.context.object.scale[1] = 1
    bpy.context.object.scale[2] = 1
    
elif zion_xyz == 'yana':
    # 軸を中心に90度回転させる
    bpy.context.object.rotation_euler[0] = radians(90)
    bpy.context.object.rotation_euler[1] = radians(0)
    bpy.context.object.rotation_euler[2] = radians(0)
    # Y軸方向に伸ばす
    bpy.context.object.scale[0] = 1
    bpy.context.object.scale[1] = 1
    bpy.context.object.scale[2] = 1
    
elif zion_xyz == 'zana':
    # Z軸を中心に90度回転させる
    bpy.context.object.rotation_euler[0] = radians(0)
    bpy.context.object.rotation_euler[1] = radians(0)
    bpy.context.object.rotation_euler[2] = radians(0)
    # Z軸方向に伸ばす
    bpy.context.object.scale[0] = 1
    bpy.context.object.scale[1] = 1
    bpy.context.object.scale[2] = 1
    
else:
    print('Invalid rotation axis selected.')





# Set the speed multiplier
vvv_velocity = 0.01                         # 現在の速度調整




# Set start and end frames
start_frame = 1
end_frame = start_frame + 600

# Define the start and end positions
start_pos = (30.0, 0.0, 15.0)
end_pos = (-30.0, 0.0, 15.0)

# Calculate the distance between start_pos and end_pos
distance = abs(math.sqrt((end_pos[0]-start_pos[0])**2 + (end_pos[1]-start_pos[1])**2 + (end_pos[2]-start_pos[2])**2))



chousei = 1 / distance # 斜め進みと flame の関係?

# Calculate the velocity required to move the sphere at a constant speed
velocity = (end_frame - start_frame) * vvv_velocity * chousei





# Move the sphere and cylinder from start_pos to end_pos at a constant speed
for i in range(start_frame, end_frame + 1):
    bpy.context.scene.frame_set(i)
    bpy.context.object.location = tuple(s + (e-s)*((i-start_frame)*velocity/distance) for s,e in zip(start_pos, end_pos))
    bpy.context.object.keyframe_insert(data_path="location", index=-1)
    bpy.context.object.keyframe_insert(data_path="scale", index=-1)

# Stop the sphere and cylinder from moving after reaching the end position
bpy.context.scene.frame_set(end_frame)
bpy.context.object.keyframe_insert(data_path="location", index=-1)
bpy.context.object.keyframe_insert(data_path="scale", index=-1)

# Set the waiting period
wait_frames = 30
end_frame += wait_frames

# Set the current frame to the end_frame
current_frame = end_frame

# Keep the sphere and cylinder at the end position and repeat the animation
repeat_frames = end_frame + 200
while True:
    current_frame += 1
    
    # Insert a keyframe at the current frame for the sphere and cylinder's location and scale
    bpy.context.scene.frame_set(current_frame)
    bpy.context.object.location = end_pos
    bpy.context.object.keyframe_insert(data_path="location", index=-1)
    bpy.context.object.keyframe_insert(data_path="scale", index=-1)
    
    # Stop the loop if current_frame reaches repeat_frames
    if current_frame == repeat_frames:
        break




# Add a camera and set its position
cam_data = bpy.data.cameras.new('Camera')
cam_data.lens = 600.0  # set focal length to 50mm (zoomed in)
cam = bpy.data.objects.new('Camera', cam_data)
bpy.context.scene.collection.objects.link(cam)
cam.location = (0.0, -30.0, 0.0)

cam.name = "Cam_upper_えんばん光時計"


# Add a track constraint to the camera to follow the sphere
track_constraint = cam.constraints.new(type='TRACK_TO')
track_constraint.target = bpy.context.object
track_constraint.track_axis



# import bpy

# アクティブなシーンを取得する
scene = bpy.context.scene

# 開始フレームを1に設定する
scene.frame_start = 1

# 終了フレームを640に設定する
scene.frame_end = 640








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連番 007 未来光円錐 過去光円錐 円周中心からの球体放出

aaa 参考 2023年3月26日日曜日 製作 002b 未来光円錐の方向 線路レールで https://ia2023sha.blogspot.com/2023/03/002b.html import bpy import math zion_co...