[Blender] Implemented tesselation for CAD-model, retopology and optimisation tesselation's result, assigning physical properties with assigned material

cg/pipeline/freecad_to_asset.py

@@ -1,22 +1,24 @@
 # -*- coding: utf-8 -*-
-"""
+'''
 DESCRIPTION.
 Convert and setup FreeCAD solid objects to 3d assets mesh files.
 Support Blender compiled as a Python Module only!
-"""
-__version__ = "0.3"
+'''
+__version__ = '0.4'
 
 import logging
 import os
 import sys
 sys.path.append('../blender/')
 from import_fcstd.import_cad_objects import obj_importer
-from import_fcstd.import_coordinate_point import empty_importer
-from utils.apply_transforms import apply_transforms
+from import_fcstd.restruct_hierarchy_by_lcs import restruct_hierarchy
+from import_fcstd.import_coordinate_point import lcs_json_importer
 from utils.remove_collections import remove_collections
 from utils.cleanup_orphan_data import cleanup_orphan_data
 from utils.sdf_mesh_selector import sdf_mesh_selector
-from remesh import asset_setup
+from remesh.highpoly_setup import setup_meshes
+from remesh.lowpoly_setup import parts_to_shells
+
 from export.dae import export_dae
 from export.collision import export_col_stl
 import bpy
@@ -25,6 +27,37 @@ import mathutils
 logger = logging.getLogger(__name__)
 logging.basicConfig(level=logging.INFO)
 
+'''
+IMPORT COLLECTIONS NAMIG CONVENTION:
+Import Parts - collection for mesh objects
+Import LCS - collection for location points
+Import Hierarchy - collection for hierarchy locators
+
+LCS POINT'S SUFFIXES CONVENTION:
+'_in' - inlet suffix
+'_out' - outlet suffix
+'_root' - root suffix
+
+CG ASSETS SUFFIXES CONVENTION:
+'_hp' - hightpoly asset (reference baking source)
+'_lp' - lowpoly asset   (prepared for game engines)
+'_render' - root suffix (prepared for render engines)
+'''
+
+
+# COLLECTIONS NAMIG CONVENTION
+parts_col_name = 'Import Parts'
+lcs_col_name = 'Import LCS'
+hierarchy_col_name = 'Import Hierarchy'
+lowpoly_col_name = 'Lowpoly Parts'
+# LCS POINT'S SUFFIXES CONVENTION
+inlet = '_in'
+outlet = '_out'
+root = '_root'
+# CG ASSETS SUFFIXES CONVENTION
+hightpoly = '_hp'
+lowpoly = '_lp'
+render = '_render'
 
 def freecad_asset_pipeline(fcstd_path,
                            linear_deflection,
@@ -33,28 +66,45 @@ def freecad_asset_pipeline(fcstd_path,
                            json_path=None,
                            blend_path=None,
                            sdf_path=None):
-    """ Setup FreeCAD scene to CG asset """
+    ''' Setup FreeCAD scene to CG asset '''
+
     # prepare blend file
     remove_collections()
     cleanup_orphan_data()
 
     # import objects
-    obj_importer(fcstd_path, linear_deflection, angular_deflection)
+    objs_for_render = obj_importer(fcstd_path,
+                                    linear_deflection,
+                                    angular_deflection)
+
+    # restructuring hierarchy by lcs points
+    lcs_objects = restruct_hierarchy()
 
     # import lcs
-    if json_path is None:
-        json_path = os.path.dirname(fcstd_path)
-    for f in os.listdir(os.path.dirname(fcstd_path)):
-        if f.endswith('.json'):
-            json_file = os.path.join(json_path, f)
-            empty_importer(json_file)
+    if not bpy.data.collections.get(lcs_col_name):
+        if not bpy.data.collections[lcs_col_name].objects:
+            if json_path is None:
+                json_path = os.path.dirname(fcstd_path)
+            for f in os.listdir(os.path.dirname(fcstd_path)):
+                if f.endswith('.json'):
+                    json_file = os.path.join(json_path, f)
+                    lcs_json_importer(json_file)
 
     # sdf setup WIP
     if sdf_path is not None:
         sdf_mesh_selector(sdf_path)
 
+    # save blender scene
+    if blend_path is not None:
+        if not os.path.isdir(os.path.dirname(blend_path)):
+            os.makedirs(os.path.dirname(blend_path))
+        bpy.ops.wm.save_as_mainfile(filepath=blend_path)
+
     # retopo
-    asset_setup()
+    setup_meshes(objs_for_render, sharpness=True, shading=True)
+
+    part_names = [p.name.split(inlet)[0] for p in lcs_objects if p.name.endswith(inlet)]
+    parts_to_shells(part_names)
 
     # save blender scene
     if blend_path is not None:
@@ -102,4 +152,4 @@ if __name__ == '__main__':
                            args.blend_path,
                            args.sdf_path)
 
-    logger.info("Assets setup finished without errors")
+    logger.info('Assets setup completed!')