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blender-portable-repo/extensions/user_default/blenderkit/autothumb.py
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2026-03-17 15:25:32 -06:00

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# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# import blenderkit
import json
import logging
import os
import random
import subprocess
import tempfile
from pathlib import Path
import bpy
from bpy.props import (
BoolProperty,
EnumProperty,
FloatProperty,
IntProperty,
FloatVectorProperty,
)
from . import bg_blender, global_vars, paths, tasks_queue, utils, upload, search
bk_logger = logging.getLogger(__name__)
BLENDERKIT_EXPORT_DATA_FILE = "data.json"
thumbnail_resolutions = (
("256", "256", ""),
("512", "512", ""),
("1024", "1024 - minimum for public", ""),
("2048", "2048", ""),
)
thumbnail_angles = (
("ANGLE_1", "Angle 1", "Lower hanging camera angle"),
("ANGLE_2", "Angle 2", "Higher hanging camera angle"),
("FRONT", "front", ""),
("SIDE", "side", ""),
("TOP", "top", ""),
)
thumbnail_snap = (
("GROUND", "ground", ""),
("WALL", "wall", ""),
("CEILING", "ceiling", ""),
("FLOAT", "floating", ""),
)
def get_texture_ui(tpath, iname):
img = bpy.data.images.get(iname)
tex = bpy.data.textures.get(iname)
if tpath.startswith("//"):
tpath = bpy.path.abspath(tpath)
if not tex or not tex.image or not tex.image.filepath == tpath:
if img is None:
tasks_queue.add_task(
(utils.get_hidden_image, (tpath, iname)), only_last=True
)
tasks_queue.add_task((utils.get_hidden_texture, (iname, False)), only_last=True)
return None
return tex
def check_thumbnail(props, imgpath):
# TODO implement check if the file exists, if size is correct etc. needs some care
if imgpath == "":
props.has_thumbnail = False
return None
img = utils.get_hidden_image(imgpath, "upload_preview", force_reload=True)
if img is not None: # and img.size[0] == img.size[1] and img.size[0] >= 512 and (
# img.file_format == 'JPEG' or img.file_format == 'PNG'):
props.has_thumbnail = True
props.thumbnail_generating_state = ""
utils.get_hidden_texture(img.name)
# pcoll = icons.icon_collections["previews"]
# pcoll.load(img.name, img.filepath, 'IMAGE')
return img
else:
props.has_thumbnail = False
output = ""
if (
img is None
or img.size[0] == 0
or img.filepath.find("thumbnail_notready.jpg") > -1
):
output += "No thumbnail or wrong file path\n"
else:
pass
# this is causing problems on some platforms, don't know why..
# if img.size[0] != img.size[1]:
# output += 'image not a square\n'
# if img.size[0] < 512:
# output += 'image too small, should be at least 512x512\n'
# if img.file_format != 'JPEG' or img.file_format != 'PNG':
# output += 'image has to be a jpeg or png'
props.thumbnail_generating_state = output
def update_upload_model_preview(self, context):
ob = utils.get_active_model()
if ob is not None:
props = ob.blenderkit
imgpath = props.thumbnail
check_thumbnail(props, imgpath)
def update_upload_scene_preview(self, context):
s = bpy.context.scene
props = s.blenderkit
imgpath = props.thumbnail
check_thumbnail(props, imgpath)
def update_upload_material_preview(self, context):
if (
hasattr(bpy.context, "active_object")
and bpy.context.view_layer.objects.active is not None
and bpy.context.active_object.active_material is not None
):
mat = bpy.context.active_object.active_material
props = mat.blenderkit
imgpath = props.thumbnail
check_thumbnail(props, imgpath)
def update_upload_brush_preview(self, context):
brush = utils.get_active_brush()
if brush is not None:
props = brush.blenderkit
imgpath = bpy.path.abspath(brush.icon_filepath)
check_thumbnail(props, imgpath)
def get_thumbnailer_args(script_name, thumbnailer_filepath, datafile, api_key):
"""Get the arguments to start Blender in background to render model or material thumbnails.
Watch out: the ending arguments must match order of those in: autothumb_model_bg.py and autothumb_material_bg.py.
"""
script_path = os.path.dirname(os.path.realpath(__file__))
script_path = os.path.join(script_path, script_name)
args = [
bpy.app.binary_path,
"--background",
"--factory-startup",
"--addons",
__package__,
"-noaudio",
thumbnailer_filepath,
"--python",
script_path,
"--",
datafile,
api_key,
__package__, # Legacy has it as "blenderkit", extensions have it like bl_ext.user_default.blenderkit or anything else
]
return args
def start_model_thumbnailer(
self=None, json_args=None, props=None, wait=False, add_bg_process=True
):
"""Start Blender in background and render the thumbnail."""
SCRIPT_NAME = "autothumb_model_bg.py"
if props:
props.is_generating_thumbnail = True
props.thumbnail_generating_state = "Saving .blend file"
datafile = os.path.join(json_args["tempdir"], BLENDERKIT_EXPORT_DATA_FILE)
user_preferences = bpy.context.preferences.addons[__package__].preferences
json_args["thumbnail_use_gpu"] = user_preferences.thumbnail_use_gpu
if user_preferences.thumbnail_use_gpu is True:
json_args["cycles_compute_device_type"] = bpy.context.preferences.addons[
"cycles"
].preferences.compute_device_type
try:
with open(datafile, "w", encoding="utf-8") as s:
json.dump(json_args, s, ensure_ascii=False, indent=4)
except Exception as e:
self.report({"WARNING"}, f"Error while exporting file: {e}")
return {"FINISHED"}
args = get_thumbnailer_args(
SCRIPT_NAME,
paths.get_thumbnailer_filepath(),
datafile,
user_preferences.api_key,
)
blender_user_scripts_dir = (
Path(__file__).resolve().parents[2]
) # scripts/addons/blenderkit/autothumb.py
env = {"BLENDER_USER_SCRIPTS": str(blender_user_scripts_dir)}
env.update(os.environ)
# both must be enabled
if (
user_preferences.experimental_features
and user_preferences.ignore_env_for_thumbnails
):
env = None
proc = subprocess.Popen(
args,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
creationflags=utils.get_process_flags(),
env=env,
)
bk_logger.info("Started Blender executing %s on file %s", SCRIPT_NAME, datafile)
eval_path_computing = f"bpy.data.objects['{json_args['asset_name']}'].blenderkit.is_generating_thumbnail"
eval_path_state = f"bpy.data.objects['{json_args['asset_name']}'].blenderkit.thumbnail_generating_state"
eval_path = f"bpy.data.objects['{json_args['asset_name']}']"
name = f"{json_args['asset_name']} thumbnailer"
bg_blender.add_bg_process(
name=name,
eval_path_computing=eval_path_computing,
eval_path_state=eval_path_state,
eval_path=eval_path,
process_type="THUMBNAILER",
process=proc,
)
if props:
props.thumbnail_generating_state = "Started Blender instance"
if wait:
while proc.poll() is None:
stdout_data, stderr_data = proc.communicate()
bk_logger.info(stdout_data, stderr_data)
def start_material_thumbnailer(
self=None, json_args=None, props=None, wait=False, add_bg_process=True
):
"""Start Blender in background and render the thumbnail.
Parameters
----------
self
json_args - all arguments:
props - blenderkit upload props with thumbnail settings, to communicate back, if not present, not used.
wait - wait for the rendering to finish
Returns
-------
"""
SCRIPT_NAME = "autothumb_material_bg.py"
if props:
props.is_generating_thumbnail = True
props.thumbnail_generating_state = "Saving .blend file"
datafile = os.path.join(json_args["tempdir"], BLENDERKIT_EXPORT_DATA_FILE)
user_preferences = bpy.context.preferences.addons[__package__].preferences
json_args["thumbnail_use_gpu"] = user_preferences.thumbnail_use_gpu
if user_preferences.thumbnail_use_gpu is True:
json_args["cycles_compute_device_type"] = bpy.context.preferences.addons[
"cycles"
].preferences.compute_device_type
try:
with open(datafile, "w", encoding="utf-8") as s:
json.dump(json_args, s, ensure_ascii=False, indent=4)
except Exception as e:
self.report({"WARNING"}, f"Error while exporting file: {e}")
return {"FINISHED"}
args = get_thumbnailer_args(
SCRIPT_NAME,
paths.get_material_thumbnailer_filepath(),
datafile,
user_preferences.api_key,
)
blender_user_scripts_dir = (
Path(__file__).resolve().parents[2]
) # scripts/addons/blenderkit/autothumb.py
env = {"BLENDER_USER_SCRIPTS": str(blender_user_scripts_dir)}
env.update(os.environ)
if (
user_preferences.experimental_features
and user_preferences.ignore_env_for_thumbnails
):
env = None
proc = subprocess.Popen(
args,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
creationflags=utils.get_process_flags(),
env=env,
)
bk_logger.info("Started Blender executing %s on file %s", SCRIPT_NAME, datafile)
eval_path_computing = f"bpy.data.materials['{json_args['asset_name']}'].blenderkit.is_generating_thumbnail"
eval_path_state = f"bpy.data.materials['{json_args['asset_name']}'].blenderkit.thumbnail_generating_state"
eval_path = f"bpy.data.materials['{json_args['asset_name']}']"
name = f"{json_args['asset_name']} thumbnailer"
bg_blender.add_bg_process(
name=name,
eval_path_computing=eval_path_computing,
eval_path_state=eval_path_state,
eval_path=eval_path,
process_type="THUMBNAILER",
process=proc,
)
if props:
props.thumbnail_generating_state = "Started Blender instance"
if wait:
while proc.poll() is None:
stdout_data, stderr_data = proc.communicate()
bk_logger.info(stdout_data, stderr_data)
class GenerateThumbnailOperator(bpy.types.Operator):
"""Generate Cycles thumbnail for model assets"""
bl_idname = "object.blenderkit_generate_thumbnail"
bl_label = "BlenderKit Thumbnail Generator"
bl_options = {"REGISTER", "INTERNAL"}
@classmethod
def poll(cls, context):
return bpy.context.view_layer.objects.active is not None
def draw(self, context):
ui_props = bpy.context.window_manager.blenderkitUI
asset_type = ui_props.asset_type
ob = utils.get_active_model()
props = ob.blenderkit
layout = self.layout
layout.label(text="thumbnailer settings")
layout.prop(props, "thumbnail_background_lightness")
# for printable models
if asset_type == "PRINTABLE":
layout.prop(props, "thumbnail_material_color")
layout.prop(props, "thumbnail_angle")
layout.prop(props, "thumbnail_snap_to")
layout.prop(props, "thumbnail_samples")
layout.prop(props, "thumbnail_resolution")
layout.prop(props, "thumbnail_denoising")
preferences = bpy.context.preferences.addons[__package__].preferences
layout.prop(preferences, "thumbnail_use_gpu")
def execute(self, context):
asset = utils.get_active_model()
asset.blenderkit.is_generating_thumbnail = True
asset.blenderkit.thumbnail_generating_state = "starting blender instance"
tempdir = tempfile.mkdtemp()
ext = ".blend"
filepath = os.path.join(tempdir, "thumbnailer_blenderkit" + ext)
path_can_be_relative = True
thumb_dir = os.path.dirname(bpy.data.filepath)
if thumb_dir == "":
thumb_dir = tempdir
path_can_be_relative = False
an_slug = paths.slugify(asset.name)
thumb_path = os.path.join(thumb_dir, an_slug)
if path_can_be_relative:
rel_thumb_path = f"//{an_slug}"
else:
rel_thumb_path = thumb_path
i = 0
while os.path.isfile(thumb_path + ".jpg"):
thumb_name = f"{an_slug}_{str(i).zfill(4)}"
thumb_path = os.path.join(thumb_dir, thumb_name)
if path_can_be_relative:
rel_thumb_path = f"//{thumb_name}"
i += 1
bkit = asset.blenderkit
bkit.thumbnail = rel_thumb_path + ".jpg"
bkit.thumbnail_generating_state = "Saving .blend file"
# if this isn't here, blender crashes.
if bpy.app.version >= (3, 0, 0):
bpy.context.preferences.filepaths.file_preview_type = "NONE"
# save a copy of actual scene but don't interfere with the users models
bpy.ops.wm.save_as_mainfile(filepath=filepath, compress=False, copy=True)
# get all included objects
obs = utils.get_hierarchy(asset)
obnames = []
for ob in obs:
obnames.append(ob.name)
# asset type can be model or printable
ui_props = bpy.context.window_manager.blenderkitUI
asset_type = ui_props.asset_type
args_dict = {
"type": asset_type,
"asset_name": asset.name,
"filepath": filepath,
"thumbnail_path": thumb_path,
"tempdir": tempdir,
}
thumbnail_args = {
"type": asset_type,
"models": str(obnames),
"thumbnail_angle": bkit.thumbnail_angle,
"thumbnail_snap_to": bkit.thumbnail_snap_to,
"thumbnail_background_lightness": bkit.thumbnail_background_lightness,
"thumbnail_material_color": (
bkit.thumbnail_material_color[0],
bkit.thumbnail_material_color[1],
bkit.thumbnail_material_color[2],
),
"thumbnail_resolution": bkit.thumbnail_resolution,
"thumbnail_samples": bkit.thumbnail_samples,
"thumbnail_denoising": bkit.thumbnail_denoising,
}
args_dict.update(thumbnail_args)
start_model_thumbnailer(
self, json_args=args_dict, props=asset.blenderkit, wait=False
)
return {"FINISHED"}
def invoke(self, context, event):
wm = context.window_manager
return wm.invoke_props_dialog(self, width=400)
class ReGenerateThumbnailOperator(bpy.types.Operator):
"""
Generate default thumbnail with Cycles renderer and upload it.
Works also for assets from search results, without being downloaded before.
By default marks the asset for server-side thumbnail regeneration.
"""
bl_idname = "object.blenderkit_regenerate_thumbnail"
bl_label = "BlenderKit Thumbnail Re-generate"
bl_options = {"REGISTER", "INTERNAL"}
asset_index: IntProperty( # type: ignore[valid-type]
name="Asset Index", description="asset index in search results", default=-1
)
render_locally: BoolProperty( # type: ignore[valid-type]
name="Render Locally",
description="Render thumbnail locally instead of using server-side rendering",
default=False,
)
thumbnail_background_lightness: FloatProperty( # type: ignore[valid-type]
name="Thumbnail Background Lightness",
description="Set to make your asset stand out",
default=1.0,
min=0.01,
max=10,
)
thumbnail_material_color: FloatVectorProperty(
name="Thumbnail Material Color",
description="Color of the material for printable models",
default=(random.random(), random.random(), random.random()),
subtype="COLOR",
)
thumbnail_angle: EnumProperty( # type: ignore[valid-type]
name="Thumbnail Angle",
items=thumbnail_angles,
default="ANGLE_1",
description="thumbnailer angle",
)
thumbnail_snap_to: EnumProperty( # type: ignore[valid-type]
name="Model Snaps To",
items=thumbnail_snap,
default="GROUND",
description="typical placing of the interior. Leave on ground for most objects that respect gravity",
)
thumbnail_resolution: EnumProperty( # type: ignore[valid-type]
name="Resolution",
items=thumbnail_resolutions,
description="Thumbnail resolution",
default="1024",
)
thumbnail_samples: IntProperty( # type: ignore[valid-type]
name="Cycles Samples",
description="cycles samples setting",
default=100,
min=5,
max=5000,
)
thumbnail_denoising: BoolProperty( # type: ignore[valid-type]
name="Use Denoising", description="Use denoising", default=True
)
@classmethod
def poll(cls, context):
return True # bpy.context.view_layer.objects.active is not None
def draw(self, context):
props = self
layout = self.layout
layout.prop(props, "render_locally")
layout.label(text="Server-side rendering may take several hours", icon="INFO")
layout.label(text="thumbnailer settings")
layout.prop(props, "thumbnail_background_lightness")
# for printable models
if self.asset_type == "PRINTABLE":
layout.prop(props, "thumbnail_material_color")
layout.prop(props, "thumbnail_angle")
layout.prop(props, "thumbnail_snap_to")
layout.prop(props, "thumbnail_samples")
layout.prop(props, "thumbnail_resolution")
layout.prop(props, "thumbnail_denoising")
preferences = bpy.context.preferences.addons[__package__].preferences
layout.prop(preferences, "thumbnail_use_gpu")
def execute(self, context):
if not self.asset_index > -1:
return {"CANCELLED"}
preferences = bpy.context.preferences.addons[__package__].preferences
if not self.render_locally:
# Use server-side thumbnail regeneration
success = upload.mark_for_thumbnail(
asset_id=self.asset_data["id"],
api_key=preferences.api_key,
use_gpu=preferences.thumbnail_use_gpu,
samples=self.thumbnail_samples,
resolution=int(self.thumbnail_resolution),
denoising=self.thumbnail_denoising,
background_lightness=self.thumbnail_background_lightness,
angle=self.thumbnail_angle,
snap_to=self.thumbnail_snap_to,
)
if success:
self.report(
{"INFO"}, "Asset marked for server-side thumbnail regeneration"
)
else:
self.report(
{"ERROR"}, "Failed to mark asset for thumbnail regeneration"
)
return {"FINISHED"}
# Local thumbnail generation (original functionality)
tempdir = tempfile.mkdtemp()
an_slug = paths.slugify(self.asset_data["name"])
thumb_path = os.path.join(tempdir, an_slug)
# asset type can be model or printable
ui_props = bpy.context.window_manager.blenderkitUI
self.asset_type = ui_props.asset_type
args_dict = {
"type": self.asset_type,
"asset_name": self.asset_data["name"],
"asset_data": self.asset_data,
# "filepath": filepath,
"thumbnail_path": thumb_path,
"tempdir": tempdir,
"do_download": True,
"upload_after_render": True,
}
thumbnail_args = {
"type": self.asset_type,
"thumbnail_angle": self.thumbnail_angle,
"thumbnail_snap_to": self.thumbnail_snap_to,
"thumbnail_background_lightness": self.thumbnail_background_lightness,
"thumbnail_resolution": self.thumbnail_resolution,
"thumbnail_samples": self.thumbnail_samples,
"thumbnail_denoising": self.thumbnail_denoising,
}
args_dict.update(thumbnail_args)
start_model_thumbnailer(self, json_args=args_dict, wait=False)
return {"FINISHED"}
def invoke(self, context, event):
wm = context.window_manager
# Get search results from history
history_step = search.get_active_history_step()
sr = history_step.get("search_results", [])
self.asset_data = sr[self.asset_index]
return wm.invoke_props_dialog(self, width=400)
class GenerateMaterialThumbnailOperator(bpy.types.Operator):
"""Generate default thumbnail with Cycles renderer"""
bl_idname = "object.blenderkit_generate_material_thumbnail"
bl_label = "BlenderKit Material Thumbnail Generator"
bl_options = {"REGISTER", "INTERNAL"}
@classmethod
def poll(cls, context):
return bpy.context.view_layer.objects.active is not None
def check(self, context):
return True
def draw(self, context):
layout = self.layout
props = bpy.context.active_object.active_material.blenderkit
layout.prop(props, "thumbnail_generator_type")
layout.prop(props, "thumbnail_scale")
layout.prop(props, "thumbnail_background")
if props.thumbnail_background:
layout.prop(props, "thumbnail_background_lightness")
layout.prop(props, "thumbnail_resolution")
layout.prop(props, "thumbnail_samples")
layout.prop(props, "thumbnail_denoising")
layout.prop(props, "adaptive_subdivision")
preferences = bpy.context.preferences.addons[__package__].preferences
layout.prop(preferences, "thumbnail_use_gpu")
def execute(self, context):
asset = bpy.context.active_object.active_material
tempdir = tempfile.mkdtemp()
filepath = os.path.join(tempdir, "material_thumbnailer_cycles.blend")
# if this isn't here, blender crashes.
if bpy.app.version >= (3, 0, 0):
bpy.context.preferences.filepaths.file_preview_type = "NONE"
# save a copy of actual scene but don't interfere with the users models
bpy.ops.wm.save_as_mainfile(filepath=filepath, compress=False, copy=True)
path_can_be_relative = True
thumb_dir = os.path.dirname(bpy.data.filepath)
if thumb_dir == "": # file not saved
thumb_dir = tempdir
path_can_be_relative = False
an_slug = paths.slugify(asset.name)
thumb_path = os.path.join(thumb_dir, an_slug)
if path_can_be_relative:
rel_thumb_path = os.path.join("//", an_slug)
else:
rel_thumb_path = thumb_path
# auto increase number of the generated thumbnail.
i = 0
while os.path.isfile(thumb_path + ".png"):
thumb_path = os.path.join(thumb_dir, an_slug + "_" + str(i).zfill(4))
rel_thumb_path = os.path.join("//", an_slug + "_" + str(i).zfill(4))
i += 1
asset.blenderkit.thumbnail = rel_thumb_path + ".png"
bkit = asset.blenderkit
args_dict = {
"type": "material",
"asset_name": asset.name,
"filepath": filepath,
"thumbnail_path": thumb_path,
"tempdir": tempdir,
}
thumbnail_args = {
"thumbnail_type": bkit.thumbnail_generator_type,
"thumbnail_scale": bkit.thumbnail_scale,
"thumbnail_background": bkit.thumbnail_background,
"thumbnail_background_lightness": bkit.thumbnail_background_lightness,
"thumbnail_resolution": bkit.thumbnail_resolution,
"thumbnail_samples": bkit.thumbnail_samples,
"thumbnail_denoising": bkit.thumbnail_denoising,
"adaptive_subdivision": bkit.adaptive_subdivision,
"texture_size_meters": bkit.texture_size_meters,
}
args_dict.update(thumbnail_args)
start_material_thumbnailer(
self, json_args=args_dict, props=asset.blenderkit, wait=False
)
return {"FINISHED"}
def invoke(self, context, event):
wm = context.window_manager
return wm.invoke_props_dialog(self, width=400)
class ReGenerateMaterialThumbnailOperator(bpy.types.Operator):
"""
Generate default thumbnail with Cycles renderer and upload it.
Works also for assets from search results, without being downloaded before.
By default marks the asset for server-side thumbnail regeneration.
"""
bl_idname = "object.blenderkit_regenerate_material_thumbnail"
bl_label = "BlenderKit Material Thumbnail Re-Generator"
bl_options = {"REGISTER", "INTERNAL"}
asset_index: IntProperty( # type: ignore[valid-type]
name="Asset Index", description="asset index in search results", default=-1
)
render_locally: BoolProperty( # type: ignore[valid-type]
name="Render Locally",
description="Render thumbnail locally instead of using server-side rendering",
default=False,
)
thumbnail_scale: FloatProperty( # type: ignore[valid-type]
name="Thumbnail Object Size",
description="Size of material preview object in meters."
"Change for materials that look better at sizes different than 1m",
default=1,
min=0.00001,
max=10,
)
thumbnail_background: BoolProperty( # type: ignore[valid-type]
name="Thumbnail Background (for Glass only)",
description="For refractive materials, you might need a background.\n"
"Don't use for other types of materials.\n"
"Transparent background is preferred",
default=False,
)
thumbnail_background_lightness: FloatProperty( # type: ignore[valid-type]
name="Thumbnail Background Lightness",
description="Set to make your material stand out with enough contrast",
default=0.9,
min=0.00001,
max=1,
)
thumbnail_samples: IntProperty( # type: ignore[valid-type]
name="Cycles Samples",
description="Cycles samples",
default=100,
min=5,
max=5000,
)
thumbnail_denoising: BoolProperty( # type: ignore[valid-type]
name="Use Denoising", description="Use denoising", default=True
)
adaptive_subdivision: BoolProperty( # type: ignore[valid-type]
name="Adaptive Subdivide",
description="Use adaptive displacement subdivision",
default=False,
)
thumbnail_resolution: EnumProperty( # type: ignore[valid-type]
name="Resolution",
items=thumbnail_resolutions,
description="Thumbnail resolution",
default="1024",
)
thumbnail_generator_type: EnumProperty( # type: ignore[valid-type]
name="Thumbnail Style",
items=(
("BALL", "Ball", ""),
(
"BALL_COMPLEX",
"Ball complex",
"Complex ball to highlight edgewear or material thickness",
),
("FLUID", "Fluid", "Fluid"),
("CLOTH", "Cloth", "Cloth"),
("HAIR", "Hair", "Hair "),
),
description="Style of asset",
default="BALL",
)
@classmethod
def poll(cls, context):
return True # bpy.context.view_layer.objects.active is not None
def check(self, context):
return True
def draw(self, context):
layout = self.layout
props = self
layout.prop(props, "render_locally")
layout.label(text="Server-side rendering may take several hours", icon="INFO")
layout.prop(props, "thumbnail_generator_type")
layout.prop(props, "thumbnail_scale")
layout.prop(props, "thumbnail_background")
if props.thumbnail_background:
layout.prop(props, "thumbnail_background_lightness")
layout.prop(props, "thumbnail_resolution")
layout.prop(props, "thumbnail_samples")
layout.prop(props, "thumbnail_denoising")
layout.prop(props, "adaptive_subdivision")
preferences = bpy.context.preferences.addons[__package__].preferences
layout.prop(preferences, "thumbnail_use_gpu")
def execute(self, context):
if not self.asset_index > -1:
return {"CANCELLED"}
# Get search results from history
history_step = search.get_active_history_step()
sr = history_step.get("search_results", [])
asset_data = sr[self.asset_index]
preferences = bpy.context.preferences.addons[__package__].preferences
if not self.render_locally:
# Use server-side thumbnail regeneration
success = upload.mark_for_thumbnail(
asset_id=asset_data["id"],
api_key=preferences.api_key,
use_gpu=preferences.thumbnail_use_gpu,
samples=self.thumbnail_samples,
resolution=int(self.thumbnail_resolution),
denoising=self.thumbnail_denoising,
background_lightness=self.thumbnail_background_lightness,
thumbnail_type=self.thumbnail_generator_type,
scale=self.thumbnail_scale,
background=self.thumbnail_background,
adaptive_subdivision=self.adaptive_subdivision,
)
if success:
self.report(
{"INFO"}, "Asset marked for server-side thumbnail regeneration"
)
else:
self.report(
{"ERROR"}, "Failed to mark asset for thumbnail regeneration"
)
return {"FINISHED"}
# Local thumbnail generation (original functionality)
an_slug = paths.slugify(asset_data["name"])
tempdir = tempfile.mkdtemp()
thumb_path = os.path.join(tempdir, an_slug)
args_dict = {
"type": "material",
"asset_name": asset_data["name"],
"asset_data": asset_data,
"thumbnail_path": thumb_path,
"tempdir": tempdir,
"do_download": True,
"upload_after_render": True,
}
thumbnail_args = {
"thumbnail_type": self.thumbnail_generator_type,
"thumbnail_scale": self.thumbnail_scale,
"thumbnail_background": self.thumbnail_background,
"thumbnail_background_lightness": self.thumbnail_background_lightness,
"thumbnail_resolution": self.thumbnail_resolution,
"thumbnail_samples": self.thumbnail_samples,
"thumbnail_denoising": self.thumbnail_denoising,
"adaptive_subdivision": self.adaptive_subdivision,
"texture_size_meters": utils.get_param(
asset_data, "textureSizeMeters", 1.0
),
}
args_dict.update(thumbnail_args)
start_material_thumbnailer(self, json_args=args_dict, wait=False)
return {"FINISHED"}
def invoke(self, context, event):
wm = context.window_manager
return wm.invoke_props_dialog(self, width=400)
def register_thumbnailer():
bpy.utils.register_class(GenerateThumbnailOperator)
bpy.utils.register_class(ReGenerateThumbnailOperator)
bpy.utils.register_class(GenerateMaterialThumbnailOperator)
bpy.utils.register_class(ReGenerateMaterialThumbnailOperator)
def unregister_thumbnailer():
bpy.utils.unregister_class(GenerateThumbnailOperator)
bpy.utils.unregister_class(ReGenerateThumbnailOperator)
bpy.utils.unregister_class(GenerateMaterialThumbnailOperator)
bpy.utils.unregister_class(ReGenerateMaterialThumbnailOperator)