20230801b ３ｘ３ｘ３ 立方体 箱庭

blender python 

立方体を作る

中心は　０００

１辺　20

メッシュ

マテリアル

透明度　1０％

ものすごい薄い水色

import bpy

# 立方体の1辺の長さを設定

side_length = 20

# 透明度を設定（0.0から1.0の間で設定。0.0は完全に透明、1.0は完全に不透明）

transparency = 0.1

# 立方体を作成

bpy.ops.mesh.primitive_cube_add(size=side_length, location=(0, 0, 0))

cube = bpy.context.active_object

# マテリアルを作成

material = bpy.data.materials.new(name="TransparentMaterial")

cube.data.materials.append(material)

# マテリアルの設定

material.use_nodes = True

nodes = material.node_tree.nodes

bsdf_node = nodes["Principled BSDF"]

transparent_node = nodes.new(type='ShaderNodeBsdfTransparent')

mix_shader_node = nodes.new(type='ShaderNodeMixShader')

# ノードの接続

material.node_tree.links.new(bsdf_node.outputs['BSDF'], mix_shader_node.inputs[1])

material.node_tree.links.new(transparent_node.outputs['BSDF'], mix_shader_node.inputs[2])

material.node_tree.links.new(mix_shader_node.outputs['Shader'], material.node_tree.nodes['Material Output'].inputs['Surface'])

# 透明度を設定

bsdf_node.inputs["Base Color"].default_value = (0.5, 0.8, 1.0, 1.0)  # 薄い水色 (R:0.5, G:0.8, B:1.0, A:1.0)

mix_shader_node.inputs[0].default_value = transparency  # 透明度を設定

# 透明な影を設定（オブジェクトが影を落とすが、影が見えなくなります）

cube.cycles.is_shadow_catcher = True

 

基本系 配布 001 単位円 torus と　ｘｙｚ軸 円柱

https://drive.google.com/file/d/1adh0pC0n5MUfaPnsQcab8CnTvHu_JqLg/view?usp=drive_link

 

基本系 配布 002 単位２長さ balls

https://drive.google.com/file/d/1vyg5oFWmw_TK8nwp5TmVSfLH94I6rTaY/view?usp=drive_link

 

基本系 配布 003 単位２長さ balls　光時計セット 

https://drive.google.com/file/d/1u2Rn_nVBcewe39Vokua9C5n25cdivyyL/view?usp=drive_link

 

blender 基本系　配布　カタログ　2023 - zionad_mainのブログ https://mokuji000zionad.hatenablog.com/entry/2023/07/31/095208 

数字変更 20230801b 半径１の円 移動複製

名前は　小数２桁まで表示　

   center = (０, 0, 0)

   center = (１, 0, 0)

   center = ((3**0.5)/2, 0, 0)

   center = (２, 0, 0)

   center = (-1, 0, 0)

import bpy

import math

def create_circle_on_plane(plane, color):

    # Set the circle's radius and center

    radius = 1

    center = (0.5, 0, 0)

    # Create a new mesh circle with filled ngon

    bpy.ops.mesh.primitive_circle_add(radius=radius, location=center, fill_type='NGON')

    # Rename the circle object with the rounded position

    rounded_center = tuple(round(coord, 2) for coord in center)

    circle_obj = bpy.context.active_object

    circle_obj.name = "Circle_" + plane + "_({:.2f}, {:.2f}, {:.2f})".format(*rounded_center)

    # Check if the material already exists, otherwise create a new one

    material_name = "Circle_Material_" + plane

    if material_name not in bpy.data.materials:

        material = bpy.data.materials.new(name=material_name)

    else:

        material = bpy.data.materials[material_name]

    # Assign the color to the material

    material.use_nodes = False

    material.diffuse_color = color

    # Create a material slot and assign the material to the circle object

    if not circle_obj.data.materials:

        circle_obj.data.materials.append(material)

    else:

        circle_obj.data.materials[0] = material

    if plane == "YZ":

        # Swap Y and Z components of the vertices for YZ plane

        for vertex in circle_obj.data.vertices:

            temp_y = vertex.co.y

            vertex.co.y = vertex.co.z

            vertex.co.z = temp_y

        # Z-axis rotation (90 degrees) for YZ plane

        rotation_angle = math.radians(90)

        bpy.context.view_layer.objects.active = circle_obj

        bpy.ops.transform.rotate(value=rotation_angle, orient_axis='Z')

    elif plane == "ZX":

        # Swap Y and Z components of the vertices for ZX plane

        for vertex in circle_obj.data.vertices:

            temp_y = vertex.co.y

            vertex.co.y = vertex.co.z

            vertex.co.z = temp_y

# xy plane - 0, 191, 255 (Deep Sky Blue)

create_circle_on_plane("XY", (0/255, 191/255, 255/255, 1.0))

# yz plane - (255, 105, 180)

create_circle_on_plane("YZ", (255/255, 105/255, 180/255, 1.0))

# zx plane - 薄緑 (Light Green) - (144, 238, 144)

create_circle_on_plane("ZX", (144/255, 238/255, 144/255, 1.0))

# コレクションを作る　重複の場合　作らない

import bpy

# List of collection names

collection_names = [

 

   "円中心 (0, 0, 0)",

   "円中心 (3^(0.5), 0, 0)",

 "円中心 (0.5, 0, 0)",

 "円中心 (1, 0, 0)",

   "円中心 (2, 0, 0)",

    "xyz 軸 円柱"

]

# Function to create a new collection if it doesn't exist

def create_collection_if_not_exists(name):

    if name not in bpy.data.collections:

        collection = bpy.data.collections.new(name)

        bpy.context.scene.collection.children.link(collection)

# Create collections

for name in collection_names:

    create_collection_if_not_exists(name)

 

基本系 配布 001 単位円 torus と　ｘｙｚ軸 円柱

https://drive.google.com/file/d/1adh0pC0n5MUfaPnsQcab8CnTvHu_JqLg/view?usp=drive_link

 

基本系 配布 002 単位２長さ balls

https://drive.google.com/file/d/1vyg5oFWmw_TK8nwp5TmVSfLH94I6rTaY/view?usp=drive_link

 

基本系 配布 003 単位２長さ balls　光時計セット 

https://drive.google.com/file/d/1u2Rn_nVBcewe39Vokua9C5n25cdivyyL/view?usp=drive_link

 

blender 基本系　配布　カタログ　2023 - zionad_mainのブログ https://mokuji000zionad.hatenablog.com/entry/2023/07/31/095208 

半径１の円 メッシュ マテリアル

https://itsakura.com/html-color-codes

色代えの　　見本

# xy plane - 0, 191, 255 (Deep Sky Blue)

create_circle_on_plane("XY", (0/255, 191/255, 255/255, 1.0))

「配布単品 20230801　半径１の円板　色付き 001.blend」を共有

https://drive.google.com/file/d/1jVBBN7JVIM0tgzycw15Bs3tcp7Tfw6dq/view?usp=sharing

# 半径１の円板　ｘｙ　ｙｚ　ｚｘ

import bpy

import math

def create_circle_on_plane(plane, color):

    # Set the circle's radius and center

    radius = 1

    center = (0, 0, 0)

    # Create a new mesh circle with filled ngon

    bpy.ops.mesh.primitive_circle_add(radius=radius, location=center, fill_type='NGON')

    # Rename the circle object

    circle_obj = bpy.context.active_object

    circle_obj.name = "Circle_" + plane

    # Check if the material already exists, otherwise create a new one

    material_name = "Circle_Material_" + plane

    if material_name not in bpy.data.materials:

        material = bpy.data.materials.new(name=material_name)

    else:

        material = bpy.data.materials[material_name]

    # Assign the color to the material

    material.use_nodes = False

    material.diffuse_color = color

    # Create a material slot and assign the material to the circle object

    if not circle_obj.data.materials:

        circle_obj.data.materials.append(material)

    else:

        circle_obj.data.materials[0] = material

    if plane == "YZ":

        # Swap Y and Z components of the vertices for YZ plane

        for vertex in circle_obj.data.vertices:

            temp_y = vertex.co.y

            vertex.co.y = vertex.co.z

            vertex.co.z = temp_y

        # Z-axis rotation (90 degrees) for YZ plane

        rotation_angle = math.radians(90)

        bpy.context.view_layer.objects.active = circle_obj

        bpy.ops.transform.rotate(value=rotation_angle, orient_axis='Z')

    elif plane == "ZX":

        # Swap Y and Z components of the vertices for ZX plane

        for vertex in circle_obj.data.vertices:

            temp_y = vertex.co.y

            vertex.co.y = vertex.co.z

            vertex.co.z = temp_y

# xy plane - 0, 191, 255 (Deep Sky Blue)

create_circle_on_plane("XY", (0/255, 191/255, 255/255, 1.0))

# yz plane - (255, 105, 180)

create_circle_on_plane("YZ", (255/255, 105/255, 180/255, 1.0))

# zx plane - 薄緑 (Light Green) - (144, 238, 144)

create_circle_on_plane("ZX", (144/255, 238/255, 144/255, 1.0))

# コレクションを作る　重複の場合　作らない

import bpy

# List of collection names

collection_names = [

    "単位円 torus",

    "xyz 軸 円柱",

  "xyz 軸 円板",

]

# Function to create a new collection if it doesn't exist

def create_collection_if_not_exists(name):

    if name not in bpy.data.collections:

        collection = bpy.data.collections.new(name)

        bpy.context.scene.collection.children.link(collection)

# Create collections

for name in collection_names:

    create_collection_if_not_exists(name)

20230731b 光時計セット 追加 円板 メッシュ マテリアル

ああああああ

blender python 

ｘｙ平面に　円を作って

半径　１

円の中心　０００

色を付けたい

メッシュ　作った？

マテリアルは？

import bpy

# Set the circle's radius and center

radius = 1

center = (0, 0, 0)

# Create a new mesh circle with filled ngon

bpy.ops.mesh.primitive_circle_add(radius=radius, location=center, fill_type='NGON')

# Rename the circle object

circle_obj = bpy.context.active_object

circle_obj.name = "Circle_XY"

# Set the color for the circle

color = (0.8, 0.2, 0.3)  # Use RGB values (range 0.0 to 1.0)

material_name = "Circle_Material"

# Check if the material already exists, otherwise create a new one

if material_name not in bpy.data.materials:

    material = bpy.data.materials.new(name=material_name)

else:

    material = bpy.data.materials[material_name]

# Assign the color to the material

material.use_nodes = False

material.diffuse_color = color

# Create a material slot and assign the material to the circle object

if not circle_obj.data.materials:

    circle_obj.data.materials.append(material)

else:

    circle_obj.data.materials[0] = material

ああああああああああああああああああああああああああああああああああああああ

＃半径１の円板　ｘｙ　ｙｚ　ｚｘ

import bpy

import math

def create_circle_on_plane(plane, color):

    # Set the circle's radius and center

    radius = 1

    center = (0, 0, 0)

    # Create a new mesh circle with filled ngon

    bpy.ops.mesh.primitive_circle_add(radius=radius, location=center, fill_type='NGON')

    # Rename the circle object

    circle_obj = bpy.context.active_object

    circle_obj.name = "Circle_" + plane

    # Check if the material already exists, otherwise create a new one

    material_name = "Circle_Material_" + plane

    if material_name not in bpy.data.materials:

        material = bpy.data.materials.new(name=material_name)

    else:

        material = bpy.data.materials[material_name]

    # Assign the color to the material

    material.use_nodes = False

    material.diffuse_color = color

    # Create a material slot and assign the material to the circle object

    if not circle_obj.data.materials:

        circle_obj.data.materials.append(material)

    else:

        circle_obj.data.materials[0] = material

    if plane == "YZ":

        # Swap Y and Z components of the vertices for YZ plane

        for vertex in circle_obj.data.vertices:

            temp_y = vertex.co.y

            vertex.co.y = vertex.co.z

            vertex.co.z = temp_y

        # Z-axis rotation (90 degrees) for YZ plane

        rotation_angle = math.radians(90)

        bpy.context.view_layer.objects.active = circle_obj

        bpy.ops.transform.rotate(value=rotation_angle, orient_axis='Z')

    elif plane == "ZX":

        # Swap Y and Z components of the vertices for ZX plane

        for vertex in circle_obj.data.vertices:

            temp_y = vertex.co.y

            vertex.co.y = vertex.co.z

            vertex.co.z = temp_y

# xy plane - 薄青 (Light Blue)

create_circle_on_plane("XY", (0.2, 0.2, 0.9, 1.0))

# yz plane - 淡赤 (Light Red)

create_circle_on_plane("YZ", (0.8, 0.2, 0.1, 1.0))

# zx plane - 薄緑 (Light Green)

create_circle_on_plane("ZX", (0.1, 0.9, 0.3, 1.0))

2023731a ２１個 球体 等間隔 ２単位長さ

a

# コレクションを作る　重複の場合　作らない

import bpy

# List of collection names

collection_names = [

  "axis_x_balls",

   "axis_y_balls",

    "axis_z_balls",

"ba_X=0.5 balls", 

"ba_X=1 balls",

 "ba_(√3)/2 balls",

    "xyz 軸 balls"

]

# Function to create a new collection if it doesn't exist

def create_collection_if_not_exists(name):

    if name not in bpy.data.collections:

        collection = bpy.data.collections.new(name)

        bpy.context.scene.collection.children.link(collection)

# Create collections

for name in collection_names:

    create_collection_if_not_exists(name)

blender python

21個の球体を作る

球体の大きさ０．０６

指定位置の間に等間隔に配置する

（ｘ，ｙ,ｚ）

＝（０，１、０）から

（０，－１、０）

連番で名前をつける　"ba_a連番（０，１、０)（０，－１、０）ball”

位置は　小数点１桁まで表示

連番で名前をつける　"ba_a連番（０，１、０)（０，－１、０）ball”

連番で名前をつける　"ba_b連番（０，１、０)（０，－１、０）ball”

のように　名前を付ける

（ｘ，ｙ,ｚ）

＝（０，１、０）から（０，－１、０）

（ｘ，ｙ,ｚ）

＝（－１，０、０）から（１，０、０）

（ｘ，ｙ,ｚ）

＝（０，０、ー１）から（０，０、１）

（ｘ，ｙ,ｚ）

＝（１，１、０）から（１，－１、０）

import bpy

# Function to create a new sphere object and rename it with a sequential number

def create_sphere_object(location, name):

    bpy.ops.mesh.primitive_uv_sphere_add(radius=0.06, location=location)

    obj = bpy.context.active_object

    obj.name = name

# Number of spheres to create

num_spheres = 21

# Define the ranges for each axis

ranges = [

    ((0, 1, 0), (0, -1, 0)),

    ((-1, 0, 0), (1, 0, 0)),

    ((0, 0, -1), (0, 0, 1))

]

# Loop through the ranges and create sphere objects with the desired prefixes

prefixes = ["axis_y", "axis_x", "axis_z"]

for i, (start_position, end_position) in enumerate(ranges):

    prefix = prefixes[i]

    step_size = [(end_position[j] - start_position[j]) / (num_spheres - 1) for j in range(3)]

    

    for j in range(num_spheres):

        x = round(start_position[0] + j * step_size[0], 1)

        y = round(start_position[1] + j * step_size[1], 1)

        z = round(start_position[2] + j * step_size[2], 1)

        object_name = f"{prefix}_{str(j+1).zfill(3)}({x},{y},{z})_({x},{-y},{z})_ball"

        create_sphere_object((x, y, z), object_name)

 

基本系 配布 001 単位円 torus と　ｘｙｚ軸 円柱

https://drive.google.com/file/d/1adh0pC0n5MUfaPnsQcab8CnTvHu_JqLg/view?usp=drive_link

 

基本系 配布 002 単位２長さ balls

https://drive.google.com/file/d/1vyg5oFWmw_TK8nwp5TmVSfLH94I6rTaY/view?usp=drive_link

 

基本系 配布 003 単位２長さ balls　光時計セット 

https://drive.google.com/file/d/1u2Rn_nVBcewe39Vokua9C5n25cdivyyL/view?usp=drive_link

 

blender 基本系　配布　カタログ　2023 - zionad_mainのブログ https://mokuji000zionad.hatenablog.com/entry/2023/07/31/095208 

20230730a 単位円を貫く円柱

 

目次 blender 部品 2023 - zionad_mainのブログ

blender 中間部品 イメージ目次 2023

blender 使い方 目次 2023 - zionad_mainのブログ

円柱を作る

長さ　４

中心　０００

半径　0.03

x軸

y軸

ｚ軸

合計　３つの円柱を作る

import bpy

# Function to create a cylinder along the specified axis

def create_cylinder(axis, name):

    bpy.ops.mesh.primitive_cylinder_add(vertices=32, radius=0.03, depth=4, location=(0, 0, 0))

    cylinder = bpy.context.object

    if axis == "x":

        cylinder.rotation_euler = (1.5708, 0, 0)  # 90 degrees in radians around X axis

    elif axis == "y":

        cylinder.rotation_euler = (0, 1.5708, 0)  # 90 degrees in radians around Y axis

    cylinder.name = name

# Create cylinders along each axis

create_cylinder("y", "名称X軸円柱")

create_cylinder("x", "名称y軸円柱")

create_cylinder("z", "Z軸円柱")

20230730a 単位円の トーラス

aaaaa 

目次 blender 部品 2023 - zionad_mainのブログ

blender 中間部品 イメージ目次 2023

blender 使い方 目次 2023 - zionad_mainのブログ

ｘｙ平面に描いたトーラスを　ｚｘ平面と　ｙｚ平面にも描いて

import bpy

# Function to create a torus in the specified plane

def create_torus(plane):

    bpy.ops.mesh.primitive_torus_add(align='WORLD', location=(0, 0, 0), rotation=(0, 0, 0),

                                     major_radius=1, minor_radius=0.04, major_segments=48, minor_segments=12)

    torus = bpy.context.object

    if plane == "xy":

        torus.rotation_euler = (0, 0, 0)

    elif plane == "zx":

        torus.rotation_euler = (1.5708, 0, 0)  # 90 degrees in radians around X axis

    elif plane == "yz":

        torus.rotation_euler = (0, 1.5708, 0)  # 90 degrees in radians around Y axis

    torus.name = f"Torus {plane.upper()} Plane"

# Create tori in each plane

create_torus("xy")

create_torus("yz")

create_torus("zx")