Сброшены трансформации в asp_sdf_to_asset.py и унифицированы за счет freecad_to_asset.py

cg/blender/import_fcstd/importer.py

@@ -19,7 +19,6 @@ import sys
 import xml.sax
 import zipfile
 import os
-sys.path.append('/home/bm/bin/blender-git/blender_bin') # import blender module
 import bpy
 from bpy_extras.node_shader_utils import PrincipledBSDFWrapper
 from import_fcstd.handler import FreeCAD_xml_handler

cg/blender/remesh/__init__.py

@@ -25,8 +25,8 @@ def asset_setup(transforms=True, sharpness=True, shading=True):
         bpy.context.view_layer.objects.active = ob
 
         if transforms:
-            # apply rot scale
-            apply_transforms(ob)
+            # apply scale
+            apply_transforms(ob, location=False, rotation=False, scale=True)
             # remove doubles
             bpy.ops.object.mode_set(mode='EDIT')
             bpy.ops.mesh.select_all(action='SELECT')

cg/blender/utils/README.md

@@ -8,6 +8,8 @@
 
 **shininess_to_roughness.py** - преобразование значения материала shiny в значения материала roughness
 
+**sdf_mesh_selector.py** - выбор 3д ассетов из объектов сцены Freecad по описанию SDF
+
 
 ## blender_render_settings
 

cg/blender/utils/apply_transforms.py

@@ -2,6 +2,9 @@
 # original idea from https://github.com/machin3io/MACHIN3tools
 # Copyright (C) 2023 Ilia Kurochkin <brothermechanic@gmail.com>
 #
+# -*- coding: utf-8 -*-
+# Copyright 2023 by brothermechanic. All Rights Reserved.
+# Based on https://github.com/machin3io/MACHIN3tools/blob/master/operators/apply.py
 # 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 3 of the License, or
@@ -11,12 +14,12 @@
 # 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.
-__version__ = "0.1"
+__version__ = "0.2"
 
 from mathutils import Matrix, Vector, Quaternion
 
 
-def apply_transforms(obj):
+def apply_transforms(obj, location=False, rotation=False, scale=False):
     """ bake local object transforms """
     def get_loc_matrix(location):
         return Matrix.Translation(location)
@@ -25,21 +28,33 @@ def apply_transforms(obj):
         return rotation.to_matrix().to_4x4()
 
     def get_sca_matrix(scale):
-        scale_mx = Matrix()
+        scale_martix = Matrix()
         for i in range(3):
-            scale_mx[i][i] = scale[i]
-        return scale_mx
+            scale_martix[i][i] = scale[i]
+        return scale_martix
 
-    mx = obj.matrix_world
 
-    loc, rot, sca = mx.decompose()
+    if location and rotation and scale:
+        loc, rot, sca = obj.matrix_world.decompose()
+        mesh_martix = get_loc_matrix(loc) @ get_rot_matrix(rot) @ get_sca_matrix(sca)
+        obj.data.transform(mesh_martix)
+        apply_matrix = get_loc_matrix(Vector.Fill(3, 0)) @ get_rot_matrix(Quaternion()) @ get_sca_matrix(Vector.Fill(3, 1))
+        obj.matrix_world = apply_matrix
+    else:
+        if location:
+            raise Exception("Location only applies with all transformations (rotate and scale) together!")
+        if rotation:
+            loc, rot, sca = obj.matrix_world.decompose()
+            mesh_martix = get_rot_matrix(rot)
+            obj.data.transform(mesh_martix)
+            apply_matrix = get_loc_matrix(loc) @ get_rot_matrix(Quaternion()) @ get_sca_matrix(sca)
+            obj.matrix_world = apply_matrix
 
-    meshmx = get_rot_matrix(rot) @ get_sca_matrix(sca)
-
-    obj.data.transform(meshmx)
-
-    applymx = get_loc_matrix(loc) @ get_rot_matrix(Quaternion()) @ get_sca_matrix(Vector.Fill(3, 1))
-
-    obj.matrix_world = applymx
+        if scale:
+            loc, rot, sca = obj.matrix_world.decompose()
+            mesh_martix = get_sca_matrix(sca)
+            obj.data.transform(mesh_martix)
+            apply_matrix = get_loc_matrix(loc) @ get_rot_matrix(rot) @ get_sca_matrix(Vector.Fill(3, 1))
+            obj.matrix_world = apply_matrix
 
     obj.rotation_mode = 'XYZ'

cg/blender/utils/sdf_mesh_selector.py

@@ -0,0 +1,49 @@
+# -*- coding: utf-8 -*-
+"""
+DESCRIPTION.
+Subassembly models setup from SDFormat file.
+Script selected 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('../')
+from import_fcstd.importer import importer
+from mathutils import Matrix
+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
+import bpy
+
+logger = logging.getLogger(__name__)
+logging.basicConfig(level=logging.INFO)
+
+
+def sdf_mesh_selector(sdf_path):
+    """ Setup scene by SDFormat file description """
+    mytree = ET.parse(sdf_path)
+    myroot = mytree.getroot()
+
+    models_transforms = {}
+    for models in myroot.iter('model'):
+        for models_childs in models:
+            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 More cleanup and optimise
+    # TODO add models <==> objects compare validation
+
+    for obj in bpy.context.scene.objects:
+        if obj.name in models_transforms:
+            obj.matrix_world = Matrix()
+        else:
+            bpy.data.objects.remove(bpy.data.objects[obj.name], do_unlink=True)
+            logger.info(obj.name, '- is not in assemly objects. Deleted!')