cabd2dceca
Include idea that Blender may fail to launch it even if path is correct, in some cases (dear Windows...). Based on idea from @lijenstina and @blendify (D2349), thanks.
245 lines
7.8 KiB
Python
245 lines
7.8 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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# <pep8-80 compliant>
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import bpy
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from bpy.types import Operator
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from bpy.props import StringProperty
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class EditExternally(Operator):
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"""Edit image in an external application"""
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bl_idname = "image.external_edit"
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bl_label = "Image Edit Externally"
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bl_options = {'REGISTER'}
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filepath = StringProperty(
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subtype='FILE_PATH',
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)
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@staticmethod
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def _editor_guess(context):
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import sys
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image_editor = context.user_preferences.filepaths.image_editor
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# use image editor in the preferences when available.
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if not image_editor:
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if sys.platform[:3] == "win":
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image_editor = ["start"] # not tested!
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elif sys.platform == "darwin":
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image_editor = ["open"]
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else:
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image_editor = ["gimp"]
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else:
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if sys.platform == "darwin":
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# blender file selector treats .app as a folder
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# and will include a trailing backslash, so we strip it.
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image_editor.rstrip('\\')
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image_editor = ["open", "-a", image_editor]
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else:
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image_editor = [image_editor]
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return image_editor
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def execute(self, context):
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import os
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import subprocess
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filepath = self.filepath
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if not filepath:
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self.report({'ERROR'}, "Image path not set")
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return {'CANCELLED'}
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if not os.path.exists(filepath) or not os.path.isfile(filepath):
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self.report({'ERROR'},
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"Image path %r not found, image may be packed or "
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"unsaved" % filepath)
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return {'CANCELLED'}
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cmd = self._editor_guess(context) + [filepath]
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try:
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subprocess.Popen(cmd)
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except:
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import traceback
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traceback.print_exc()
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self.report({'ERROR'},
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"Image editor could not be launched, please ensure that "
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"the path in User Preferences > File is valid, and Blender has rights to launch it")
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return {'CANCELLED'}
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return {'FINISHED'}
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def invoke(self, context, event):
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import os
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sd = context.space_data
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try:
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image = sd.image
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except AttributeError:
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self.report({'ERROR'}, "Context incorrect, image not found")
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return {'CANCELLED'}
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if image.packed_file:
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self.report({'ERROR'}, "Image is packed, unpack before editing")
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return {'CANCELLED'}
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if sd.type == 'IMAGE_EDITOR':
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filepath = image.filepath_from_user(sd.image_user)
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else:
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filepath = image.filepath
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filepath = bpy.path.abspath(filepath, library=image.library)
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self.filepath = os.path.normpath(filepath)
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self.execute(context)
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return {'FINISHED'}
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class SaveDirty(Operator):
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"""Save all modified textures"""
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bl_idname = "image.save_dirty"
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bl_label = "Save Dirty"
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bl_options = {'REGISTER', 'UNDO'}
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def execute(self, context):
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unique_paths = set()
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for image in bpy.data.images:
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if image.is_dirty:
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if image.packed_file:
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if image.library:
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self.report({'WARNING'},
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"Packed library image: %r from library %r"
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" can't be re-packed" %
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(image.name, image.library.filepath))
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else:
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image.pack(as_png=True)
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else:
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filepath = bpy.path.abspath(image.filepath,
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library=image.library)
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if "\\" not in filepath and "/" not in filepath:
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self.report({'WARNING'}, "Invalid path: " + filepath)
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elif filepath in unique_paths:
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self.report({'WARNING'},
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"Path used by more than one image: %r" %
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filepath)
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else:
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unique_paths.add(filepath)
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image.save()
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return {'FINISHED'}
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class ProjectEdit(Operator):
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"""Edit a snapshot of the view-port in an external image editor"""
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bl_idname = "image.project_edit"
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bl_label = "Project Edit"
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bl_options = {'REGISTER'}
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_proj_hack = [""]
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def execute(self, context):
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import os
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EXT = "png" # could be made an option but for now ok
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for image in bpy.data.images:
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image.tag = True
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# opengl buffer may fail, we can't help this, but best report it.
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try:
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bpy.ops.paint.image_from_view()
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except RuntimeError as err:
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self.report({'ERROR'}, str(err))
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return {'CANCELLED'}
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image_new = None
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for image in bpy.data.images:
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if not image.tag:
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image_new = image
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break
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if not image_new:
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self.report({'ERROR'}, "Could not make new image")
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return {'CANCELLED'}
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filepath = os.path.basename(bpy.data.filepath)
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filepath = os.path.splitext(filepath)[0]
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# fixes <memory> rubbish, needs checking
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# filepath = bpy.path.clean_name(filepath)
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if bpy.data.is_saved:
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filepath = "//" + filepath
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else:
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tmpdir = context.user_preferences.filepaths.temporary_directory
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filepath = os.path.join(tmpdir, "project_edit")
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obj = context.object
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if obj:
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filepath += "_" + bpy.path.clean_name(obj.name)
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filepath_final = filepath + "." + EXT
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i = 0
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while os.path.exists(bpy.path.abspath(filepath_final)):
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filepath_final = filepath + ("%.3d.%s" % (i, EXT))
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i += 1
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image_new.name = bpy.path.basename(filepath_final)
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ProjectEdit._proj_hack[0] = image_new.name
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image_new.filepath_raw = filepath_final # TODO, filepath raw is crummy
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image_new.file_format = 'PNG'
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image_new.save()
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filepath_final = bpy.path.abspath(filepath_final)
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try:
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bpy.ops.image.external_edit(filepath=filepath_final)
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except RuntimeError as re:
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self.report({'ERROR'}, str(re))
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return {'FINISHED'}
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class ProjectApply(Operator):
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"""Project edited image back onto the object"""
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bl_idname = "image.project_apply"
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bl_label = "Project Apply"
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bl_options = {'REGISTER'}
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def execute(self, context):
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image_name = ProjectEdit._proj_hack[0] # TODO, deal with this nicer
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try:
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image = bpy.data.images[image_name, None]
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except KeyError:
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import traceback
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traceback.print_exc()
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self.report({'ERROR'}, "Could not find image '%s'" % image_name)
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return {'CANCELLED'}
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image.reload()
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bpy.ops.paint.project_image(image=image_name)
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return {'FINISHED'}
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