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Update for 2.8 

TODO:

- Ray-cast for thickness doesn't have access to an evaluated mesh.
- Exporters such as PLY need updating too.
This commit is contained in:
Campbell Barton 2018-10-01 17:03:26 +10:00
parent 0ac377d853
commit 351dbd03d4
5 changed files with 59 additions and 34 deletions
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4
object_print3d_utils/__init__.py
View File

@ -21,7 +21,7 @@
bl_info = {
"name": "3D Print Toolbox",
"author": "Campbell Barton",
"blender": (2, 79, 0),
"blender": (2, 80, 0),
"location": "3D View > Toolbox",
"description": "Utilities for 3D printing",
"wiki_url": "https://wiki.blender.org/index.php/Extensions:2.6/Py/"
@ -186,7 +186,7 @@ classes = (
Print3D_Scene_Props,
Print3D_Preferences,
)
)
def register():

16
object_print3d_utils/export.py
View File

@ -53,11 +53,12 @@ def image_copy_guess(filepath, objects):
def write_mesh(context, info, report_cb):
scene = context.scene
layer = context.view_layer
unit = scene.unit_settings
print_3d = scene.print_3d
obj_base = scene.object_bases.active
obj = obj_base.object
# obj_base = layer.object_bases.active
obj = layer.objects.active
export_format = print_3d.export_format
global_scale = unit.scale_length if (unit.system != 'NONE' and print_3d.use_apply_scale) else 1.0
@ -73,13 +74,16 @@ def write_mesh(context, info, report_cb):
bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
from . import mesh_helpers
obj_base_tmp = mesh_helpers.object_merge(context, context_override["selected_objects"])
context_override["active_object"] = obj_base_tmp.object
context_override["selected_bases"] = [obj_base_tmp]
context_override["selected_objects"] = [obj_base_tmp.object]
obj_tmp = mesh_helpers.object_merge(context, context_override["selected_objects"])
context_override["active_object"] = obj_tmp
# context_override["selected_bases"] = [obj_base_tmp]
context_override["selected_objects"] = [obj_tmp]
else:
# XXX28
'''
if obj_base not in context_override["selected_bases"]:
context_override["selected_bases"].append(obj_base)
'''
if obj not in context_override["selected_objects"]:
context_override["selected_objects"].append(obj)

53
object_print3d_utils/mesh_helpers.py
View File

@ -157,19 +157,31 @@ def bmesh_check_thick_object(obj, thickness):
# Create a real mesh (lame!)
context = bpy.context
scene = context.scene
layer = context.view_layer
layer_collection = context.layer_collection
if layer_collection is None:
scene_collection = scene.master_collection.collections.new("")
layer_collection = layer.collections.link(scene_collection)
else:
scene_collection = layer_collection.collection
me_tmp = bpy.data.meshes.new(name="~temp~")
bm.to_mesh(me_tmp)
# bm.free() # delay free
obj_tmp = bpy.data.objects.new(name=me_tmp.name, object_data=me_tmp)
base = scene.objects.link(obj_tmp)
# base = scene.objects.link(obj_tmp)
scene_collection.objects.link(obj_tmp)
# Add new object to local view layer
# XXX28
'''
v3d = None
if context.space_data and context.space_data.type == 'VIEW_3D':
v3d = context.space_data
if v3d and v3d.local_view:
base.layers_from_view(context.space_data)
'''
scene.update()
ray_cast = obj_tmp.ray_cast
@ -190,7 +202,7 @@ def bmesh_check_thick_object(obj, thickness):
p_b = p - no_end
p_dir = p_b - p_a
ok, co, no, index = ray_cast(p_a, p_dir, p_dir.length)
ok, co, no, index = ray_cast(p_a, p_dir, distance=p_dir.length)
if ok:
# Add the face we hit
@ -203,7 +215,7 @@ def bmesh_check_thick_object(obj, thickness):
# finished with bm
bm.free()
scene.objects.unlink(obj_tmp)
scene_collection.objects.unlink(obj_tmp)
bpy.data.objects.remove(obj_tmp)
bpy.data.meshes.remove(me_tmp)
@ -228,17 +240,24 @@ def object_merge(context, objects):
seq.remove(seq[i])
scene = context.scene
layer = context.view_layer
layer_collection = context.layer_collection
if layer_collection is None:
scene_collection = scene.master_collection.collections.new("")
layer_collection = layer.collections.link(scene_collection)
else:
scene_collection = layer_collection.collection
# deselect all
for obj in scene.objects:
obj.select = False
obj.select_set('DESELECT')
# add empty object
mesh_base = bpy.data.meshes.new(name="~tmp~")
obj_base = bpy.data.objects.new(name="~tmp~", object_data=mesh_base)
base_base = scene.objects.link(obj_base)
scene.objects.active = obj_base
obj_base.select = True
scene_collection.objects.link(obj_base)
layer.objects.active = obj_base
obj_base.select_set('SELECT')
# loop over all meshes
for obj in objects:
@ -246,29 +265,30 @@ def object_merge(context, objects):
continue
# convert each to a mesh
mesh_new = obj.to_mesh(scene=scene,
apply_modifiers=True,
settings='PREVIEW',
calc_tessface=False)
mesh_new = obj.to_mesh(
depsgraph=context.depsgraph,
apply_modifiers=True,
calc_tessface=False,
)
# remove non-active uvs/vcols
cd_remove_all_but_active(mesh_new.vertex_colors)
cd_remove_all_but_active(mesh_new.uv_textures)
cd_remove_all_but_active(mesh_new.uv_layers)
# join into base mesh
obj_new = bpy.data.objects.new(name="~tmp-new~", object_data=mesh_new)
base_new = scene.objects.link(obj_new)
base_new = scene_collection.objects.link(obj_new)
obj_new.matrix_world = obj.matrix_world
fake_context = context.copy()
fake_context["active_object"] = obj_base
fake_context["selected_editable_bases"] = [base_base, base_new]
fake_context["selected_editable_objects"] = [obj_base, obj_new]
bpy.ops.object.join(fake_context)
del base_new, obj_new
# remove object and its mesh, join does this
# scene.objects.unlink(obj_new)
# scene_collection.objects.unlink(obj_new)
# bpy.data.objects.remove(obj_new)
bpy.data.meshes.remove(mesh_new)
@ -276,7 +296,8 @@ def object_merge(context, objects):
scene.update()
# return new object
return base_base
return obj_base
def face_is_distorted(ele, angle_distort):

4
object_print3d_utils/operators.py
View File

@ -731,11 +731,11 @@ class MESH_OT_Print3D_Scale_To_Bounds(Operator):
return max(((max(v[i] for v in vecs) - min(v[i] for v in vecs)), i) for i in range(3))
if context.mode == 'EDIT_MESH':
length, axis = calc_length([Vector(v) * obj.matrix_world
length, axis = calc_length([Vector(v) @ obj.matrix_world
for obj in [context.edit_object]
for v in obj.bound_box])
else:
length, axis = calc_length([Vector(v) * obj.matrix_world
length, axis = calc_length([Vector(v) @ obj.matrix_world
for obj in context.selected_editable_objects
if obj.type == 'MESH' for v in obj.bound_box])

16
object_print3d_utils/ui.py
View File

@ -29,7 +29,7 @@ from . import report
class Print3D_ToolBar:
bl_label = "Print3D"
bl_space_type = 'VIEW_3D'
bl_region_type = 'TOOLS'
bl_region_type = 'UI'
_type_to_icon = {
bmesh.types.BMVert: 'VERTEXSEL',
@ -49,7 +49,7 @@ class Print3D_ToolBar:
if info:
obj = context.edit_object
layout.label("Output:")
layout.label(text="Output:")
box = layout.box()
col = box.column(align=False)
# box.alert = True
@ -61,7 +61,7 @@ class Print3D_ToolBar:
icon=Print3D_ToolBar._type_to_icon[bm_type]).index = i
layout.operator("mesh.select_non_manifold", text='Non Manifold Extended')
else:
col.label(text)
col.label(text=text)
def draw(self, context):
@ -73,13 +73,13 @@ class Print3D_ToolBar:
# TODO, presets
row = layout.row()
row.label("Statistics:")
row.label(text="Statistics:")
rowsub = layout.row(align=True)
rowsub.operator("mesh.print3d_info_volume", text="Volume")
rowsub.operator("mesh.print3d_info_area", text="Area")
row = layout.row()
row.label("Checks:")
row.label(text="Checks:")
col = layout.column(align=True)
col.operator("mesh.print3d_check_solid", text="Solid")
col.operator("mesh.print3d_check_intersect", text="Intersections")
@ -102,7 +102,7 @@ class Print3D_ToolBar:
col.operator("mesh.print3d_check_all", text="Check All")
row = layout.row()
row.label("Cleanup:")
row.label(text="Cleanup:")
col = layout.column(align=True)
col.operator("mesh.print3d_clean_isolated", text="Isolated")
rowsub = col.row(align=True)
@ -114,14 +114,14 @@ class Print3D_ToolBar:
# col.operator("mesh.print3d_clean_thin", text="Wall Thickness")
row = layout.row()
row.label("Scale To:")
row.label(text="Scale To:")
rowsub = layout.row(align=True)
rowsub.operator("mesh.print3d_scale_to_volume", text="Volume")
rowsub.operator("mesh.print3d_scale_to_bounds", text="Bounds")
col = layout.column()
rowsub = col.row(align=True)
rowsub.label("Export Path:")
rowsub.label(text="Export Path:")
rowsub.prop(print_3d, "use_apply_scale", text="", icon='MAN_SCALE')
rowsub.prop(print_3d, "use_export_texture", text="", icon='FILE_IMAGE')
rowsub = col.row()