diff options
Diffstat (limited to 'uv_magic_uv/op/mirror_uv.py')
| -rw-r--r-- | uv_magic_uv/op/mirror_uv.py | 143 |
1 files changed, 49 insertions, 94 deletions
diff --git a/uv_magic_uv/op/mirror_uv.py b/uv_magic_uv/op/mirror_uv.py index f4849d18..6793ca23 100644 --- a/uv_magic_uv/op/mirror_uv.py +++ b/uv_magic_uv/op/mirror_uv.py @@ -20,30 +20,66 @@ __author__ = "Keith (Wahooney) Boshoff, Nutti <nutti.metro@gmail.com>" __status__ = "production" -__version__ = "5.1" -__date__ = "24 Feb 2018" +__version__ = "5.2" +__date__ = "17 Nov 2018" import bpy from bpy.props import ( EnumProperty, FloatProperty, + BoolProperty, ) -import bmesh -from mathutils import Vector -from .. import common +from ..utils.bl_class_registry import BlClassRegistry +from ..utils.property_class_registry import PropertyClassRegistry +from ..impl import mirror_uv_impl as impl -class MUV_MirrorUV(bpy.types.Operator): +__all__ = [ + 'Properties', + 'MUV_OT_MirrorUV', +] + + +@PropertyClassRegistry() +class Properties: + idname = "mirror_uv" + + @classmethod + def init_props(cls, scene): + scene.muv_mirror_uv_enabled = BoolProperty( + name="Mirror UV Enabled", + description="Mirror UV is enabled", + default=False + ) + scene.muv_mirror_uv_axis = EnumProperty( + items=[ + ('X', "X", "Mirror Along X axis"), + ('Y', "Y", "Mirror Along Y axis"), + ('Z', "Z", "Mirror Along Z axis") + ], + name="Axis", + description="Mirror Axis", + default='X' + ) + + @classmethod + def del_props(cls, scene): + del scene.muv_mirror_uv_enabled + del scene.muv_mirror_uv_axis + + +@BlClassRegistry() +class MUV_OT_MirrorUV(bpy.types.Operator): """ Operation class: Mirror UV """ - bl_idname = "uv.muv_mirror_uv" + bl_idname = "uv.muv_mirror_uv_operator" bl_label = "Mirror UV" bl_options = {'REGISTER', 'UNDO'} - axis = EnumProperty( + axis: EnumProperty( items=( ('X', "X", "Mirror Along X axis"), ('Y', "Y", "Mirror Along Y axis"), @@ -53,7 +89,7 @@ class MUV_MirrorUV(bpy.types.Operator): description="Mirror Axis", default='X' ) - error = FloatProperty( + error: FloatProperty( name="Error", description="Error threshold", default=0.001, @@ -63,93 +99,12 @@ class MUV_MirrorUV(bpy.types.Operator): soft_max=1.0 ) - def __is_vector_similar(self, v1, v2, error): - """ - Check if two vectors are similar, within an error threshold - """ - within_err_x = abs(v2.x - v1.x) < error - within_err_y = abs(v2.y - v1.y) < error - within_err_z = abs(v2.z - v1.z) < error - - return within_err_x and within_err_y and within_err_z - - def __mirror_uvs(self, uv_layer, src, dst, axis, error): - """ - Copy UV coordinates from one UV face to another - """ - for sl in src.loops: - suv = sl[uv_layer].uv.copy() - svco = sl.vert.co.copy() - for dl in dst.loops: - dvco = dl.vert.co.copy() - if axis == 'X': - dvco.x = -dvco.x - elif axis == 'Y': - dvco.y = -dvco.y - elif axis == 'Z': - dvco.z = -dvco.z - - if self.__is_vector_similar(svco, dvco, error): - dl[uv_layer].uv = suv.copy() - - def __get_face_center(self, face): - """ - Get center coordinate of the face - """ - center = Vector((0.0, 0.0, 0.0)) - for v in face.verts: - center = center + v.co - - return center / len(face.verts) + def __init__(self): + self.__impl = impl.MirrorUVImpl() @classmethod def poll(cls, context): - obj = context.active_object - return obj and obj.type == 'MESH' + return impl.MirrorUVImpl.poll(context) def execute(self, context): - obj = context.active_object - bm = bmesh.from_edit_mesh(obj.data) - - error = self.error - axis = self.axis - - 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() - - faces = [f for f in bm.faces if f.select] - for f_dst in faces: - count = len(f_dst.verts) - for f_src in bm.faces: - # check if this is a candidate to do mirror UV - if f_src.index == f_dst.index: - continue - if count != len(f_src.verts): - continue - - # test if the vertices x values are the same sign - dst = self.__get_face_center(f_dst) - src = self.__get_face_center(f_src) - if (dst.x > 0 and src.x > 0) or (dst.x < 0 and src.x < 0): - continue - - # invert source axis - if axis == 'X': - src.x = -src.x - elif axis == 'Y': - src.y = -src.z - elif axis == 'Z': - src.z = -src.z - - # do mirror UV - if self.__is_vector_similar(dst, src, error): - self.__mirror_uvs( - uv_layer, f_src, f_dst, self.axis, self.error) - - bmesh.update_edit_mesh(obj.data) - - return {'FINISHED'} + return self.__impl.execute(self, context) |