cg: update pipeline to lcs property 2 WIP

cg/blender/processing/render_assets.py

@@ -0,0 +1,74 @@
+# coding: utf-8
+# Copyright (C) 2023 Ilia Kurochkin <brothermechanic@yandex.com>
+#
+# 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
+# (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.
+'''
+DESCRIPTION.
+Mesh processing for original tesselated assets for render.
+'''
+__version__ = '0.3'
+
+import logging
+import bpy
+import math
+
+logger = logging.getLogger(__name__)
+
+
+def setup_meshes(obj_names, cleanup=False, sharpness=False, shading=False):
+    ''' Setup raw meshes list after importing '''
+    logger.info('Render assets setup launched...')
+    fixed_obj_names = []
+    for obj_name in obj_names:
+        if not bpy.data.objects.get(obj_name):
+            continue
+        obj = bpy.data.objects[obj_name]
+        bpy.ops.object.select_all(action='DESELECT')
+        obj.select_set(state=True)
+        bpy.context.view_layer.objects.active = obj
+
+        if cleanup:
+            # remove doubles
+            bpy.ops.object.mode_set(mode='EDIT')
+            bpy.ops.mesh.select_all(action='SELECT')
+            bpy.ops.mesh.remove_doubles(threshold=0.00001)
+            bpy.ops.mesh.select_all(action='DESELECT')
+            bpy.ops.mesh.select_mode(type='FACE')
+            bpy.ops.mesh.select_interior_faces()
+            bpy.ops.mesh.delete(type='FACE')
+            bpy.ops.object.mode_set(mode='OBJECT')
+
+        if sharpness:
+            # set shaps and unwrap
+            bpy.ops.object.mode_set(mode='EDIT')
+            bpy.ops.mesh.select_all(action='DESELECT')
+            bpy.ops.mesh.select_mode(type='EDGE')
+            bpy.ops.mesh.edges_select_sharp(sharpness=math.radians(12))
+            bpy.ops.mesh.mark_sharp()
+            bpy.ops.mesh.select_all(action='SELECT')
+            bpy.ops.uv.smart_project()
+            bpy.ops.object.mode_set(mode='OBJECT')
+
+        if shading:
+            # fix shading TODO
+            bpy.ops.object.shade_smooth()
+            bpy.context.view_layer.objects.active.data.use_auto_smooth = 1
+            bpy.context.view_layer.objects.active.modifiers.new(type='DECIMATE', name='decimate')
+            bpy.context.view_layer.objects.active.modifiers['decimate'].decimate_type = 'DISSOLVE'
+            bpy.context.view_layer.objects.active.modifiers['decimate'].angle_limit = 0.00872665
+            bpy.context.object.modifiers['decimate'].show_expanded = 0
+            bpy.context.view_layer.objects.active.modifiers.new(type='TRIANGULATE', name='triangulate')
+            bpy.context.object.modifiers['triangulate'].keep_custom_normals = 1
+            bpy.context.object.modifiers['triangulate'].show_expanded = 0
+
+        fixed_obj_names.append(obj_name)
+
+    return logger.info('Setup of %s meshes is finished!', len(fixed_obj_names))