[Bf-extensions-cvs] [08f39b75] blender2.8: Port 'STL format' addon to Blender 2.8
Jacques Lucke
noreply at git.blender.org
Wed Sep 26 11:04:56 CEST 2018
Commit: 08f39b75b9bf459d7b2cd2a06a258abdcebba840
Author: Jacques Lucke
Date: Wed Sep 26 11:00:27 2018 +0200
Branches: blender2.8
https://developer.blender.org/rBA08f39b75b9bf459d7b2cd2a06a258abdcebba840
Port 'STL format' addon to Blender 2.8
Reviewers: brecht
Differential Revision: https://developer.blender.org/D3730
===================================================================
M io_mesh_stl/__init__.py
M io_mesh_stl/blender_utils.py
===================================================================
diff --git a/io_mesh_stl/__init__.py b/io_mesh_stl/__init__.py
index 0f3de86e..934cdbb4 100644
--- a/io_mesh_stl/__init__.py
+++ b/io_mesh_stl/__init__.py
@@ -22,7 +22,7 @@ bl_info = {
"name": "STL format",
"author": "Guillaume Bouchard (Guillaum)",
"version": (1, 1, 2),
- "blender": (2, 74, 0),
+ "blender": (2, 80, 0),
"location": "File > Import-Export > Stl",
"description": "Import-Export STL files",
"warning": "",
@@ -67,7 +67,7 @@ from bpy.props import (
from bpy_extras.io_utils import (
ImportHelper,
ExportHelper,
- orientation_helper_factory,
+ orientation_helper,
axis_conversion,
)
from bpy.types import (
@@ -76,10 +76,8 @@ from bpy.types import (
)
-IOSTLOrientationHelper = orientation_helper_factory("IOSTLOrientationHelper", axis_forward='Y', axis_up='Z')
-
-
-class ImportSTL(Operator, ImportHelper, IOSTLOrientationHelper):
+ at orientation_helper(axis_forward='Y', axis_up='Z')
+class ImportSTL(Operator, ImportHelper):
"""Load STL triangle mesh data"""
bl_idname = "import_mesh.stl"
bl_label = "Import STL"
@@ -87,32 +85,32 @@ class ImportSTL(Operator, ImportHelper, IOSTLOrientationHelper):
filename_ext = ".stl"
- filter_glob = StringProperty(
+ filter_glob: StringProperty(
default="*.stl",
options={'HIDDEN'},
)
- files = CollectionProperty(
+ files: CollectionProperty(
name="File Path",
type=OperatorFileListElement,
)
- directory = StringProperty(
+ directory: StringProperty(
subtype='DIR_PATH',
)
- global_scale = FloatProperty(
+ global_scale: FloatProperty(
name="Scale",
soft_min=0.001, soft_max=1000.0,
min=1e-6, max=1e6,
default=1.0,
)
- use_scene_unit = BoolProperty(
+ use_scene_unit: BoolProperty(
name="Scene Unit",
description="Apply current scene's unit (as defined by unit scale) to imported data",
default=False,
)
- use_facet_normal = BoolProperty(
+ use_facet_normal: BoolProperty(
name="Facet Normals",
description="Use (import) facet normals (note that this will still give flat shading)",
default=False,
@@ -135,7 +133,7 @@ class ImportSTL(Operator, ImportHelper, IOSTLOrientationHelper):
global_matrix = axis_conversion(from_forward=self.axis_forward,
from_up=self.axis_up,
- ).to_4x4() * Matrix.Scale(global_scale, 4)
+ ).to_4x4() @ Matrix.Scale(global_scale, 4)
if not paths:
paths.append(self.filepath)
@@ -155,41 +153,42 @@ class ImportSTL(Operator, ImportHelper, IOSTLOrientationHelper):
return {'FINISHED'}
-class ExportSTL(Operator, ExportHelper, IOSTLOrientationHelper):
+ at orientation_helper(axis_forward='Y', axis_up='Z')
+class ExportSTL(Operator, ExportHelper):
"""Save STL triangle mesh data from the active object"""
bl_idname = "export_mesh.stl"
bl_label = "Export STL"
filename_ext = ".stl"
- filter_glob = StringProperty(default="*.stl", options={'HIDDEN'})
+ filter_glob: StringProperty(default="*.stl", options={'HIDDEN'})
- use_selection = BoolProperty(
+ use_selection: BoolProperty(
name="Selection Only",
description="Export selected objects only",
default=False,
)
- global_scale = FloatProperty(
+ global_scale: FloatProperty(
name="Scale",
min=0.01, max=1000.0,
default=1.0,
)
- use_scene_unit = BoolProperty(
+ use_scene_unit: BoolProperty(
name="Scene Unit",
description="Apply current scene's unit (as defined by unit scale) to exported data",
default=False,
)
- ascii = BoolProperty(
+ ascii: BoolProperty(
name="Ascii",
description="Save the file in ASCII file format",
default=False,
)
- use_mesh_modifiers = BoolProperty(
+ use_mesh_modifiers: BoolProperty(
name="Apply Modifiers",
description="Apply the modifiers before saving",
default=True,
)
- batch_mode = EnumProperty(
+ batch_mode: EnumProperty(
name="Batch Mode",
items=(('OFF', "Off", "All data in one file"),
('OBJECT', "Object", "Each object as a file"),
@@ -228,7 +227,7 @@ class ExportSTL(Operator, ExportHelper, IOSTLOrientationHelper):
global_matrix = axis_conversion(to_forward=self.axis_forward,
to_up=self.axis_up,
- ).to_4x4() * Matrix.Scale(global_scale, 4)
+ ).to_4x4() @ Matrix.Scale(global_scale, 4)
if self.batch_mode == 'OFF':
faces = itertools.chain.from_iterable(
@@ -252,19 +251,25 @@ def menu_import(self, context):
def menu_export(self, context):
- default_path = os.path.splitext(bpy.data.filepath)[0] + ".stl"
self.layout.operator(ExportSTL.bl_idname, text="Stl (.stl)")
+classes = [
+ ImportSTL,
+ ExportSTL
+]
+
def register():
- bpy.utils.register_module(__name__)
+ for cls in classes:
+ bpy.utils.register_class(cls)
bpy.types.TOPBAR_MT_file_import.append(menu_import)
bpy.types.TOPBAR_MT_file_export.append(menu_export)
def unregister():
- bpy.utils.unregister_module(__name__)
+ for cls in classes:
+ bpy.utils.unregister_class(cls)
bpy.types.TOPBAR_MT_file_import.remove(menu_import)
bpy.types.TOPBAR_MT_file_export.remove(menu_export)
diff --git a/io_mesh_stl/blender_utils.py b/io_mesh_stl/blender_utils.py
index d6ee400c..3c895560 100644
--- a/io_mesh_stl/blender_utils.py
+++ b/io_mesh_stl/blender_utils.py
@@ -57,12 +57,10 @@ def create_and_link_mesh(name, faces, face_nors, points, global_matrix):
mesh.update()
- scene = bpy.context.scene
-
obj = bpy.data.objects.new(name, mesh)
- scene.objects.link(obj)
- scene.objects.active = obj
- obj.select = True
+ bpy.context.collection.objects.link(obj)
+ bpy.context.view_layer.objects.active = obj
+ obj.select_set("SELECT")
def faces_from_mesh(ob, global_matrix, use_mesh_modifiers=False, triangulate=True):
@@ -88,7 +86,7 @@ def faces_from_mesh(ob, global_matrix, use_mesh_modifiers=False, triangulate=Tru
except RuntimeError:
raise StopIteration
- mat = global_matrix * ob.matrix_world
+ mat = global_matrix @ ob.matrix_world
mesh.transform(mat)
if mat.is_negative:
mesh.flip_normals()
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