diff options
Diffstat (limited to 'uv_magic_uv/legacy/op/preserve_uv_aspect.py')
| -rw-r--r-- | uv_magic_uv/legacy/op/preserve_uv_aspect.py | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/uv_magic_uv/legacy/op/preserve_uv_aspect.py b/uv_magic_uv/legacy/op/preserve_uv_aspect.py new file mode 100644 index 00000000..cf9349bc --- /dev/null +++ b/uv_magic_uv/legacy/op/preserve_uv_aspect.py @@ -0,0 +1,283 @@ +# <pep8-80 compliant> + +# ##### BEGIN GPL LICENSE BLOCK ##### +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software Foundation, +# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +# +# ##### END GPL LICENSE BLOCK ##### + +__author__ = "Nutti <nutti.metro@gmail.com>" +__status__ = "production" +__version__ = "5.2" +__date__ = "17 Nov 2018" + +import bpy +import bmesh +from bpy.props import StringProperty, EnumProperty, BoolProperty +from mathutils import Vector + +from ... import common +from ...utils.bl_class_registry import BlClassRegistry +from ...utils.property_class_registry import PropertyClassRegistry + + +__all__ = [ + 'Properties', + 'MUV_OT_PreserveUVAspect', +] + + +def is_valid_context(context): + obj = context.object + + # only edit mode is allowed to execute + if obj is None: + return False + if obj.type != 'MESH': + return False + if context.object.mode != 'EDIT': + return False + + # only 'VIEW_3D' space is allowed to execute + for space in context.area.spaces: + if space.type == 'VIEW_3D': + break + else: + return False + + return True + + +@PropertyClassRegistry(legacy=True) +class Properties: + idname = "preserve_uv_aspect" + + @classmethod + def init_props(cls, scene): + def get_loaded_texture_name(_, __): + items = [(key, key, "") for key in bpy.data.images.keys()] + items.append(("None", "None", "")) + return items + + scene.muv_preserve_uv_aspect_enabled = BoolProperty( + name="Preserve UV Aspect Enabled", + description="Preserve UV Aspect is enabled", + default=False + ) + scene.muv_preserve_uv_aspect_tex_image = EnumProperty( + name="Image", + description="Texture Image", + items=get_loaded_texture_name + ) + scene.muv_preserve_uv_aspect_origin = EnumProperty( + name="Origin", + description="Aspect Origin", + items=[ + ('CENTER', 'Center', 'Center'), + ('LEFT_TOP', 'Left Top', 'Left Bottom'), + ('LEFT_CENTER', 'Left Center', 'Left Center'), + ('LEFT_BOTTOM', 'Left Bottom', 'Left Bottom'), + ('CENTER_TOP', 'Center Top', 'Center Top'), + ('CENTER_BOTTOM', 'Center Bottom', 'Center Bottom'), + ('RIGHT_TOP', 'Right Top', 'Right Top'), + ('RIGHT_CENTER', 'Right Center', 'Right Center'), + ('RIGHT_BOTTOM', 'Right Bottom', 'Right Bottom') + + ], + default="CENTER" + ) + + @classmethod + def del_props(cls, scene): + del scene.muv_preserve_uv_aspect_enabled + del scene.muv_preserve_uv_aspect_tex_image + del scene.muv_preserve_uv_aspect_origin + + +@BlClassRegistry(legacy=True) +class MUV_OT_PreserveUVAspect(bpy.types.Operator): + """ + Operation class: Preserve UV Aspect + """ + + bl_idname = "uv.muv_preserve_uv_aspect_operator" + bl_label = "Preserve UV Aspect" + bl_description = "Choose Image" + bl_options = {'REGISTER', 'UNDO'} + + dest_img_name = StringProperty(options={'HIDDEN'}) + origin = EnumProperty( + name="Origin", + description="Aspect Origin", + items=[ + ('CENTER', 'Center', 'Center'), + ('LEFT_TOP', 'Left Top', 'Left Bottom'), + ('LEFT_CENTER', 'Left Center', 'Left Center'), + ('LEFT_BOTTOM', 'Left Bottom', 'Left Bottom'), + ('CENTER_TOP', 'Center Top', 'Center Top'), + ('CENTER_BOTTOM', 'Center Bottom', 'Center Bottom'), + ('RIGHT_TOP', 'Right Top', 'Right Top'), + ('RIGHT_CENTER', 'Right Center', 'Right Center'), + ('RIGHT_BOTTOM', 'Right Bottom', 'Right Bottom') + + ], + default="CENTER" + ) + + @classmethod + def poll(cls, context): + # we can not get area/space/region from console + if common.is_console_mode(): + return True + return is_valid_context(context) + + def execute(self, context): + # Note: the current system only works if the + # f[tex_layer].image doesn't return None + # which will happen in certain cases + obj = context.active_object + bm = bmesh.from_edit_mesh(obj.data) + + if common.check_version(2, 73, 0) >= 0: + bm.faces.ensure_lookup_table() + + if not bm.loops.layers.uv: + self.report({'WARNING'}, "Object must have more than one UV map") + return {'CANCELLED'} + + uv_layer = bm.loops.layers.uv.verify() + tex_layer = bm.faces.layers.tex.verify() + + sel_faces = [f for f in bm.faces if f.select] + dest_img = bpy.data.images[self.dest_img_name] + + info = {} + + for f in sel_faces: + if not f[tex_layer].image in info.keys(): + info[f[tex_layer].image] = {} + info[f[tex_layer].image]['faces'] = [] + info[f[tex_layer].image]['faces'].append(f) + + for img in info: + if img is None: + continue + + src_img = img + ratio = Vector(( + dest_img.size[0] / src_img.size[0], + dest_img.size[1] / src_img.size[1])) + + if self.origin == 'CENTER': + origin = Vector((0.0, 0.0)) + num = 0 + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin = origin + uv + num = num + 1 + origin = origin / num + elif self.origin == 'LEFT_TOP': + origin = Vector((100000.0, -100000.0)) + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = min(origin.x, uv.x) + origin.y = max(origin.y, uv.y) + elif self.origin == 'LEFT_CENTER': + origin = Vector((100000.0, 0.0)) + num = 0 + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = min(origin.x, uv.x) + origin.y = origin.y + uv.y + num = num + 1 + origin.y = origin.y / num + elif self.origin == 'LEFT_BOTTOM': + origin = Vector((100000.0, 100000.0)) + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = min(origin.x, uv.x) + origin.y = min(origin.y, uv.y) + elif self.origin == 'CENTER_TOP': + origin = Vector((0.0, -100000.0)) + num = 0 + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = origin.x + uv.x + origin.y = max(origin.y, uv.y) + num = num + 1 + origin.x = origin.x / num + elif self.origin == 'CENTER_BOTTOM': + origin = Vector((0.0, 100000.0)) + num = 0 + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = origin.x + uv.x + origin.y = min(origin.y, uv.y) + num = num + 1 + origin.x = origin.x / num + elif self.origin == 'RIGHT_TOP': + origin = Vector((-100000.0, -100000.0)) + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = max(origin.x, uv.x) + origin.y = max(origin.y, uv.y) + elif self.origin == 'RIGHT_CENTER': + origin = Vector((-100000.0, 0.0)) + num = 0 + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = max(origin.x, uv.x) + origin.y = origin.y + uv.y + num = num + 1 + origin.y = origin.y / num + elif self.origin == 'RIGHT_BOTTOM': + origin = Vector((-100000.0, 100000.0)) + for f in info[img]['faces']: + for l in f.loops: + uv = l[uv_layer].uv + origin.x = max(origin.x, uv.x) + origin.y = min(origin.y, uv.y) + + info[img]['ratio'] = ratio + info[img]['origin'] = origin + + for img in info: + if img is None: + continue + + for f in info[img]['faces']: + f[tex_layer].image = dest_img + for l in f.loops: + uv = l[uv_layer].uv + origin = info[img]['origin'] + ratio = info[img]['ratio'] + diff = uv - origin + diff.x = diff.x / ratio.x + diff.y = diff.y / ratio.y + uv.x = origin.x + diff.x + uv.y = origin.y + diff.y + l[uv_layer].uv = uv + + bmesh.update_edit_mesh(obj.data) + + return {'FINISHED'} |