forked from bartvdbraak/blender
105 lines
3.4 KiB
Python
105 lines
3.4 KiB
Python
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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# <pep8 compliant>
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import bpy
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from bpy.props import *
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class ExportHelper:
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filepath = StringProperty(name="File Path", description="Filepath used for exporting the file", maxlen=1024, default="", subtype='FILE_PATH')
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check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, options={'HIDDEN'})
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def invoke(self, context, event):
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import os
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if not self.filepath:
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self.filepath = os.path.splitext(context.blend_data.filepath)[0] + self.filename_ext
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context.window_manager.add_fileselect(self)
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return {'RUNNING_MODAL'}
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class ImportHelper:
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filepath = StringProperty(name="File Path", description="Filepath used for importing the file", maxlen=1024, default="", subtype='FILE_PATH')
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def invoke(self, context, event):
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context.window_manager.add_fileselect(self)
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return {'RUNNING_MODAL'}
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# limited replacement for BPyImage.comprehensiveImageLoad
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def load_image(imagepath, dirname):
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import os
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if os.path.exists(imagepath):
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return bpy.data.images.load(imagepath)
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variants = [imagepath, os.path.join(dirname, imagepath), os.path.join(dirname, os.path.basename(imagepath))]
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for filepath in variants:
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for nfilepath in (filepath, bpy.path.resolve_ncase(filepath)):
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if os.path.exists(nfilepath):
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return bpy.data.images.load(nfilepath)
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# TODO comprehensiveImageLoad also searched in bpy.config.textureDir
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return None
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# return a tuple (free, object list), free is True if memory should be freed later with free_derived_objects()
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def create_derived_objects(scene, ob):
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if ob.parent and ob.parent.dupli_type != 'NONE':
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return False, None
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if ob.dupli_type != 'NONE':
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ob.create_dupli_list(scene)
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return True, [(dob.object, dob.matrix) for dob in ob.dupli_list]
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else:
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return False, [(ob, ob.matrix_world)]
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def free_derived_objects(ob):
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ob.free_dupli_list()
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def unpack_list(list_of_tuples):
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flat_list = []
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flat_list_extend = flat_list.extend # a tich faster
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for t in list_of_tuples:
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flat_list_extend(t)
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return flat_list
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# same as above except that it adds 0 for triangle faces
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def unpack_face_list(list_of_tuples):
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#allocate the entire list
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flat_ls = [0] * (len(list_of_tuples) * 4)
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i = 0
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for t in list_of_tuples:
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if len(t) == 3:
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if t[2] == 0:
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t = t[1], t[2], t[0]
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else: # assuem quad
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if t[3] == 0 or t[2] == 0:
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t = t[2], t[3], t[0], t[1]
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flat_ls[i:i + len(t)] = t
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i += 4
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return flat_ls
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