New Addon: Import Autodesk .max #105013
120
io_import_max.py
120
io_import_max.py
@ -14,7 +14,7 @@
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bl_info = {
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"name": "Import Autodesk MAX (.max)",
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"author": "Sebastian Sille, Philippe Lagadec, Jens M. Plonka",
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"version": (1, 1, 0),
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"version": (1, 1, 2),
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"blender": (4, 0, 0),
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"location": "File > Import",
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"description": "Import 3DSMAX meshes & materials",
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@ -54,6 +54,14 @@ class Import_max(bpy.types.Operator, bpy_extras.io_utils.ImportHelper):
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soft_min=0.0, soft_max=10000.0,
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default=1.0,
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)
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use_material: bpy.props.BoolProperty(name="Materials",
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description="Import the materials of the objects",
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default=True,
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)
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use_uv_mesh: bpy.props.BoolProperty(name="UV Mesh",
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description="Import texture coordinates as mesh objects",
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default=False,
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)
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use_apply_matrix: bpy.props.BoolProperty(name="Apply Matrix",
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description="Use matrix to transform the objects",
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default=False,
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@ -70,6 +78,35 @@ class Import_max(bpy.types.Operator, bpy_extras.io_utils.ImportHelper):
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pass
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class MAX_PT_import_include(bpy.types.Panel):
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bl_space_type = 'FILE_BROWSER'
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bl_region_type = 'TOOL_PROPS'
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bl_label = "Include"
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bl_parent_id = "FILE_PT_operator"
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@classmethod
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def poll(cls, context):
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sfile = context.space_data
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operator = sfile.active_operator
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return operator.bl_idname == "IMPORT_AUTODESK_OT_max"
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def draw(self, context):
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layout = self.layout
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layout.use_property_split = True
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layout.use_property_decorate = True
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sfile = context.space_data
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operator = sfile.active_operator
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layrow = layout.row(align=True)
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layrow.prop(operator, "use_material")
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layrow.label(text="", icon='MATERIAL' if operator.use_material else 'SHADING_TEXTURE')
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layrow = layout.row(align=True)
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layrow.prop(operator, "use_uv_mesh")
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layrow.label(text="", icon='UV' if operator.use_uv_mesh else 'GROUP_UVS')
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class MAX_PT_import_transform(bpy.types.Panel):
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bl_space_type = 'FILE_BROWSER'
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bl_region_type = 'TOOL_PROPS'
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@ -105,12 +142,14 @@ def menu_func(self, context):
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def register():
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bpy.utils.register_class(Import_max)
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bpy.utils.register_class(MAX_PT_import_include)
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bpy.utils.register_class(MAX_PT_import_transform)
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bpy.types.TOPBAR_MT_file_import.append(menu_func)
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def unregister():
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bpy.types.TOPBAR_MT_file_import.remove(menu_func)
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bpy.utils.unregister_class(MAX_PT_import_transform)
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bpy.utils.unregister_class(MAX_PT_import_include)
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bpy.utils.unregister_class(Import_max)
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@ -1205,7 +1244,8 @@ def get_color(colors, idx):
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def get_value(colors, idx):
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prop = get_property(colors, idx)
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if (prop is not None):
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val, offset = get_float(prop.data, 15)
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siz = 15 if (len(prop.data) > 23) else 6
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val, offset = get_float(prop.data, siz)
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return val
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return None
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@ -1288,7 +1328,7 @@ def adjust_matrix(obj, node):
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return plc
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def create_shape(context, pts, indices, node, key, mtx, mat):
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def create_shape(context, pts, indices, node, key, mtx, mat, umt):
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name = node.get_first(TYP_NAME).data
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shape = bpy.data.meshes.new(name)
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if (key is not None):
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@ -1297,13 +1337,13 @@ def create_shape(context, pts, indices, node, key, mtx, mat):
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if (pts):
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loopstart = []
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looplines = loop = 0
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nbr_faces = len(indices)
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for fid in range(nbr_faces):
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nb_faces = len(indices)
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for fid in range(nb_faces):
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polyface = indices[fid]
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looplines += len(polyface)
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shape.vertices.add(len(pts) // 3)
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shape.loops.add(looplines)
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shape.polygons.add(nbr_faces)
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shape.polygons.add(nb_faces)
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shape.vertices.foreach_set("co", pts)
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for vtx in indices:
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loopstart.append(loop)
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@ -1317,8 +1357,9 @@ def create_shape(context, pts, indices, node, key, mtx, mat):
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shape.update()
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obj = bpy.data.objects.new(name, shape)
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context.view_layer.active_layer_collection.collection.objects.link(obj)
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adjust_material(obj, mat)
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obj.matrix_world = mtx
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if (umt):
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adjust_material(obj, mat)
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return True
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return True
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@ -1424,11 +1465,14 @@ def get_poly_data(chunk):
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return polylist
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def create_editable_poly(context, node, msh, mat, mtx):
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coords = point3i = point4i = point6i = pointNi = None
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def create_editable_poly(context, node, msh, mat, mtx, umt, uvm):
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coords = point4i = point6i = pointNi = None
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name = node.get_first(TYP_NAME).data
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poly = msh.get_first(0x08FE)
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created = False
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lidx = []
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lcrd = []
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lply = []
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if (poly):
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for child in poly.children:
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if (child.types == 0x0100):
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@ -1437,20 +1481,34 @@ def create_editable_poly(context, node, msh, mat, mtx):
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point6i = child.data
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elif (child.types == 0x011A):
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point4i = calc_point_3d(child)
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elif (child.types == 0x0310):
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pointNi = child.data
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elif (child.types == 0x0124):
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lidx.append(get_long(child.data, 0)[0])
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elif (child.types == 0x0128):
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lcrd.append(calc_point_float(child.data))
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elif (child.types == 0x012B):
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lply.append(get_poly_data(child))
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if (point4i is not None):
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vertex = get_poly_4p(point4i)
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if (len(vertex) > 0):
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for key, ngons in vertex.items():
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created |= create_shape(context, coords, ngons, node, key, mtx, mat)
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created |= create_shape(context, coords, ngons, node, key, mtx, mat, umt)
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else:
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created = True
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elif (point6i is not None):
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ngons = get_poly_6p(point6i)
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created = create_shape(context, coords, ngons, node, None, mtx, mat)
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created = create_shape(context, coords, ngons, node, None, mtx, mat, umt)
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elif (pointNi is not None):
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ngons = get_poly_5p(pointNi)
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created = create_shape(context, coords, ngons, node, None, mtx, mat, umt)
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if (uvm and len(lidx) > 0):
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for i in range(len(lidx)):
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created |= create_shape(context, lcrd[i], lply[i], node, lidx[i], mtx, mat, umt)
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return created
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def create_editable_mesh(context, node, msh, mat, mtx):
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def create_editable_mesh(context, node, msh, mat, mtx, umt):
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name = node.get_first(TYP_NAME).data
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poly = msh.get_first(0x08FE)
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created = False
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@ -1459,15 +1517,15 @@ def create_editable_mesh(context, node, msh, mat, mtx):
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clsid_chunk = poly.get_first(0x0912)
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coords = get_point_array(vertex_chunk.data)
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ngons = get_poly_5p(clsid_chunk.data)
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created = create_shape(context, coords, ngons, node, None, mtx, mat)
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created = create_shape(context, coords, ngons, node, None, mtx, mat, umt)
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return created
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def create_shell(context, node, shell, mat, mtx):
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def create_shell(context, node, shell, mat, mtx, umt):
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name = node.get_first(TYP_NAME).data
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refs = get_references(shell)
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msh = refs[-1]
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created = create_editable_mesh(context, node, msh, mat, mtx)
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created = create_editable_mesh(context, node, msh, mat, mtx, umt)
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return created
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@ -1477,16 +1535,16 @@ def create_skipable(context, node, skip):
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return True
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def create_mesh(context, node, msh, mtx, mat):
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def create_mesh(context, node, msh, mtx, mat, umt, uvm):
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created = False
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uid = get_guid(msh)
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msh.geometry = None
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if (uid == 0x0E44F10B3):
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created = create_editable_mesh(context, node, msh, mat, mtx)
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created = create_editable_mesh(context, node, msh, mat, mtx, umt)
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elif (uid == 0x192F60981BF8338D):
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created = create_editable_poly(context, node, msh, mat, mtx)
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created = create_editable_poly(context, node, msh, mat, mtx, umt, uvm)
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elif (uid in {0x2032, 0x2033}):
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created = create_shell(context, node, msh, mat, mtx)
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created = create_shell(context, node, msh, mat, mtx, umt)
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else:
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skip = SKIPPABLE.get(uid)
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if (skip is not None):
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@ -1494,7 +1552,7 @@ def create_mesh(context, node, msh, mtx, mat):
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return created, uid
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def create_object(context, node, mscale, transform):
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def create_object(context, node, mscale, usemat, uvmesh, transform):
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parent = get_node_parent(node)
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node.parent = parent
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name = get_node_name(node)
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@ -1509,26 +1567,26 @@ def create_object(context, node, mscale, transform):
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mtx = create_matrix(prs) @ mscale
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else:
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mtx = mscale
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created, uid = create_mesh(context, node, msh, mtx, mat)
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created, uid = create_mesh(context, node, msh, mtx, mat, usemat, uvmesh)
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def make_scene(context, mscale, transform, parent, level=0):
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def make_scene(context, mscale, usemat, uvmesh, transform, parent, level=0):
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for chunk in parent.children:
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if (isinstance(chunk, SceneChunk)):
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if ((get_guid(chunk) == 0x0001) and (get_super_id(chunk) == 0x0001)):
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try:
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create_object(context, chunk, mscale, transform)
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create_object(context, chunk, mscale, usemat, uvmesh, transform)
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except Exception as exc:
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print('ImportError:', exc, chunk)
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def read_scene(context, maxfile, filename, mscale, transform):
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def read_scene(context, maxfile, filename, mscale, usemat, uvmesh, transform):
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global SCENE_LIST
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SCENE_LIST = read_chunks(maxfile, 'Scene', filename+'.Scn.bin', containerReader=SceneChunk)
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make_scene(context, mscale, transform, SCENE_LIST[0], 0)
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make_scene(context, mscale, usemat, uvmesh, transform, SCENE_LIST[0], 0)
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def read(context, filename, mscale, transform):
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def read(context, filename, mscale, usemat, uvmesh, transform):
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if (is_maxfile(filename)):
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maxfile = ImportMaxFile(filename)
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prop = maxfile.getproperties('\x05DocumentSummaryInformation', convert_time=True, no_conversion=[10])
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@ -1538,15 +1596,17 @@ def read(context, filename, mscale, transform):
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read_directory(maxfile, filename)
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read_class_directory(maxfile, filename)
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read_video_postqueue(maxfile, filename)
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read_scene(context, maxfile, filename, mscale, transform)
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read_scene(context, maxfile, filename, mscale, usemat, uvmesh, transform)
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else:
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print("File seems to be no 3D Studio Max file!")
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def load(operator, context, filepath="", scale_objects=1.0, use_apply_matrix=False, global_matrix=None):
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def load(operator, context, filepath="", scale_objects=1.0, use_material=True,
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use_uv_mesh=False, use_apply_matrix=False, global_matrix=None):
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mscale = mathutils.Matrix.Scale(scale_objects, 4)
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if global_matrix is not None:
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mscale = global_matrix @ mscale
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read(context, filepath, mscale, transform=use_apply_matrix)
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mscale = global_matrix @ mscale
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read(context, filepath, mscale, usemat=use_material, uvmesh=use_uv_mesh, transform=use_apply_matrix)
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return {'FINISHED'}
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