Rispondi a: studi e curiosità

[fenix]

( import bpy

import os

 

# Clear existing scene objects

bpy.ops.object.select_all(action=’DESELECT’)

bpy.ops.object.select_by_type(type=’MESH’)

bpy.ops.object.delete()

 

# Add HDRi environment lighting

bpy.context.scene.world.use_nodes = True

 

# Clear existing world nodes except for the output node

world_nodes = bpy.context.scene.world.node_tree.nodes

for node in world_nodes:

if node.type != ‘OUTPUT_WORLD’:

world_nodes.remove(node)

 

# Add Background node

bg_node = world_nodes.new(‘ShaderNodeBackground’)

bg_node.location = -200, 0

bg_node.inputs[1].default_value = 1.0  # Strength

 

# Set the path to your HDRi image

hdri_path = “/Users/Shared/Lightpack01_360HDR/image.hdr”

 

# Check if the file exists

if os.path.exists(hdri_path):

env_tex = bpy.data.images.load(hdri_path)

tex_environment = bpy.context.scene.world.node_tree.nodes.new(‘ShaderNodeTexEnvironment’)

tex_environment.location = -400, 0

tex_environment.image = env_tex

bpy.context.scene.world.node_tree.links.new(tex_environment.outputs[0], bg_node.inputs[0])

else:

print(“Error: HDRi image file not found!”)

 

# Add UV Sphere

bpy.ops.mesh.primitive_uv_sphere_add(radius=1, location=(0, 0, 0))

 

# Get the newly added sphere object

sphere = bpy.context.active_object

 

# Increase the number of subdivisions for a smoother sphere

subdivision_levels = 3  # Change this value to adjust the level of subdivisions

 

# Add Subdivision Surface modifier

subsurf_modifier = sphere.modifiers.new(name=”Subdivision”, type=’SUBSURF’)

subsurf_modifier.levels = subdivision_levels

 

# Create a new material

gold_material = bpy.data.materials.new(name=”Gold Material”)

gold_material.use_nodes = True

nodes = gold_material.node_tree.nodes

principled = nodes.get(“Principled BSDF”)

principled.inputs[‘Base Color’].default_value = (1, 0.843, 0, 1)  # RGB values for gold color

principled.inputs[‘Metallic’].default_value = 1.0  # Set metallic value to 1

 

# Assign the material to the sphere

if sphere.data.materials:

# Assign to 1st material slot

sphere.data.materials[0] = gold_material

else:

# No slots, append new material

sphere.data.materials.append(gold_material)

 

# Add output node

output_node = world_nodes.new(‘ShaderNodeOutputWorld’)

output_node.location = 400, 0

 

# Connect background node to output node

bpy.context.scene.world.node_tree.links.new(bg_node.outputs[0], output_node.inputs[0]) )

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