framework/cg/pipeline/asp_sdf_to_asset.py

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# -*- coding: utf-8 -*-
"""
DESCRIPTION.
Subassembly models setup from SDFormat file.
Script selected, transform, exported subassembly models.
Support Blender compiled as a Python Module only!
"""
__version__ = "0.1"
import logging
import sys
import xml.etree.ElementTree as ET
import os
sys.path.append('../blender/')
from import_fcstd.importer import importer
from utils.remove_collections import remove_collections
from utils.cleanup_orphan_data import cleanup_orphan_data
from remesh import asset_setup
from export.stl import export_stl
sys.path.append('/home/bm/bin/blender-git/blender_bin') # import blender module
import bpy
logger = logging.getLogger(__name__)
logging.basicConfig(level=logging.INFO)
def sdf_to_subassembly(assembly_path):
""" Setup scene by SDFormat file description """
assembly_sdf = os.path.join(assembly_path, 'assembly.sdf').replace('\\', '/')
mytree = ET.parse(assembly_sdf)
myroot = mytree.getroot()
models_transforms = {}
for models in myroot.iter('model'):
for models_childs in models:
# if hasattr(models_childs.find('pose'), 'text'): is this better?
if models_childs.find('pose') is not None:
pose = models_childs.find('pose').text
logger.debug(models.attrib['name'], pose)
pose_vectors = [float(x) * 0.001 for x in pose.split()]
models_transforms[models.attrib['name']] = pose_vectors
# TODO add models <==> objects compare validation
for obj in bpy.context.scene.objects:
if obj.name in models_transforms:
obj_transforms = models_transforms[obj.name]
obj.location = obj_transforms[:3]
obj.rotation_mode = 'XYZ'
obj.rotation_euler = obj_transforms[3:] # may be TODO
else:
bpy.data.objects.remove(bpy.data.objects[obj.name], do_unlink=True)
logger.info(obj.name, '- is not in assemly objects. Deleted!')
def asp_asset_pipeline(fcstd_path, export_path, assembly_path, tessellation=20):
""" Setup FreeCAD scene to CG asset """
remove_collections()
cleanup_orphan_data()
importer(fcstd_path, tessellation)
sdf_to_subassembly(assembly_path)
asset_setup()
bpy.ops.wm.save_as_mainfile(filepath=blend_path)
export_stl(export_path)
if __name__ == '__main__':
fcstd_path = '/media/disk/robossembler/project/pipeline/asp/1.FCStd'
blend_path = '/media/disk/robossembler/project/pipeline/asp/1.blend'
assembly_path = '/media/disk/robossembler/project/pipeline/asp/asp-generation'
assembly_meshes_path = os.path.join(assembly_path, 'meshes').replace('\\', '/')
export_path = assembly_meshes_path
asp_asset_pipeline(fcstd_path, export_path, assembly_path, tessellation=20)
logger.info("Assets setup finished without errors")