diff options
Diffstat (limited to 'uv_magic_uv/legacy/op/smooth_uv.py')
| -rw-r--r-- | uv_magic_uv/legacy/op/smooth_uv.py | 196 |
1 files changed, 7 insertions, 189 deletions
diff --git a/uv_magic_uv/legacy/op/smooth_uv.py b/uv_magic_uv/legacy/op/smooth_uv.py index 63062554..2e80e98c 100644 --- a/uv_magic_uv/legacy/op/smooth_uv.py +++ b/uv_magic_uv/legacy/op/smooth_uv.py @@ -24,45 +24,15 @@ __version__ = "5.2" __date__ = "17 Nov 2018" import bpy -import bmesh from bpy.props import BoolProperty, FloatProperty -from ... import common from ...utils.bl_class_registry import BlClassRegistry from ...utils.property_class_registry import PropertyClassRegistry - - -__all__ = [ - 'Properties', - 'MUV_OT_SmoothUV', -] - - -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 - - # 'IMAGE_EDITOR' and 'VIEW_3D' space is allowed to execute. - # If 'View_3D' space is not allowed, you can't find option in Tool-Shelf - # after the execution - for space in context.area.spaces: - if (space.type == 'IMAGE_EDITOR') or (space.type == 'VIEW_3D'): - break - else: - return False - - return True +from ...impl import smooth_uv_impl as impl @PropertyClassRegistry(legacy=True) -class Properties: +class _Properties: idname = "smooth_uv" @classmethod @@ -124,164 +94,12 @@ class MUV_OT_SmoothUV(bpy.types.Operator): default=False ) + def __init__(self): + self.__impl = impl.SmoothUVImpl() + @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 __smooth_wo_transmission(self, loop_seqs, uv_layer): - # calculate path length - loops = [] - for hseq in loop_seqs: - loops.extend([hseq[0][0], hseq[0][1]]) - full_vlen = 0 - accm_vlens = [0.0] - full_uvlen = 0 - accm_uvlens = [0.0] - orig_uvs = [loop_seqs[0][0][0][uv_layer].uv.copy()] - for l1, l2 in zip(loops[:-1], loops[1:]): - diff_v = l2.vert.co - l1.vert.co - full_vlen = full_vlen + diff_v.length - accm_vlens.append(full_vlen) - diff_uv = l2[uv_layer].uv - l1[uv_layer].uv - full_uvlen = full_uvlen + diff_uv.length - accm_uvlens.append(full_uvlen) - orig_uvs.append(l2[uv_layer].uv.copy()) - - for hidx, hseq in enumerate(loop_seqs): - pair = hseq[0] - for pidx, l in enumerate(pair): - if self.select: - l[uv_layer].select = True - - # ignore start/end loop - if (hidx == 0 and pidx == 0) or\ - ((hidx == len(loop_seqs) - 1) and (pidx == len(pair) - 1)): - continue - - # calculate target path length - # target = no influenced * (1 - infl) + influenced * infl - tgt_noinfl = full_uvlen * (hidx + pidx) / (len(loop_seqs)) - tgt_infl = full_uvlen * accm_vlens[hidx * 2 + pidx] / full_vlen - target_length = tgt_noinfl * (1 - self.mesh_infl) + \ - tgt_infl * self.mesh_infl - - # get target UV - for i in range(len(accm_uvlens[:-1])): - # get line segment which UV will be placed - if ((accm_uvlens[i] <= target_length) and - (accm_uvlens[i + 1] > target_length)): - tgt_seg_len = target_length - accm_uvlens[i] - seg_len = accm_uvlens[i + 1] - accm_uvlens[i] - uv1 = orig_uvs[i] - uv2 = orig_uvs[i + 1] - target_uv = uv1 + (uv2 - uv1) * tgt_seg_len / seg_len - break - else: - self.report({'ERROR'}, "Failed to get target UV") - return {'CANCELLED'} - - # update UV - l[uv_layer].uv = target_uv - - def __smooth_w_transmission(self, loop_seqs, uv_layer): - # calculate path length - loops = [] - for vidx in range(len(loop_seqs[0])): - ls = [] - for hseq in loop_seqs: - ls.extend(hseq[vidx]) - loops.append(ls) - - orig_uvs = [] - accm_vlens = [] - full_vlens = [] - accm_uvlens = [] - full_uvlens = [] - for ls in loops: - full_v = 0.0 - accm_v = [0.0] - full_uv = 0.0 - accm_uv = [0.0] - uvs = [ls[0][uv_layer].uv.copy()] - for l1, l2 in zip(ls[:-1], ls[1:]): - diff_v = l2.vert.co - l1.vert.co - full_v = full_v + diff_v.length - accm_v.append(full_v) - diff_uv = l2[uv_layer].uv - l1[uv_layer].uv - full_uv = full_uv + diff_uv.length - accm_uv.append(full_uv) - uvs.append(l2[uv_layer].uv.copy()) - accm_vlens.append(accm_v) - full_vlens.append(full_v) - accm_uvlens.append(accm_uv) - full_uvlens.append(full_uv) - orig_uvs.append(uvs) - - for hidx, hseq in enumerate(loop_seqs): - for vidx, (pair, uvs, accm_v, full_v, accm_uv, full_uv)\ - in enumerate(zip(hseq, orig_uvs, accm_vlens, full_vlens, - accm_uvlens, full_uvlens)): - for pidx, l in enumerate(pair): - if self.select: - l[uv_layer].select = True - - # ignore start/end loop - if hidx == 0 and pidx == 0: - continue - if hidx == len(loop_seqs) - 1 and pidx == len(pair) - 1: - continue - - # calculate target path length - # target = no influenced * (1 - infl) + influenced * infl - tgt_noinfl = full_uv * (hidx + pidx) / (len(loop_seqs)) - tgt_infl = full_uv * accm_v[hidx * 2 + pidx] / full_v - target_length = tgt_noinfl * (1 - self.mesh_infl) + \ - tgt_infl * self.mesh_infl - - # get target UV - for i in range(len(accm_uv[:-1])): - # get line segment to be placed - if ((accm_uv[i] <= target_length) and - (accm_uv[i + 1] > target_length)): - tgt_seg_len = target_length - accm_uv[i] - seg_len = accm_uv[i + 1] - accm_uv[i] - uv1 = uvs[i] - uv2 = uvs[i + 1] - target_uv = uv1 +\ - (uv2 - uv1) * tgt_seg_len / seg_len - break - else: - self.report({'ERROR'}, "Failed to get target UV") - return {'CANCELLED'} - - # update UV - l[uv_layer].uv = target_uv - - def __smooth(self, loop_seqs, uv_layer): - if self.transmission: - self.__smooth_w_transmission(loop_seqs, uv_layer) - else: - self.__smooth_wo_transmission(loop_seqs, uv_layer) + return impl.SmoothUVImpl.poll(context) def execute(self, context): - obj = context.active_object - bm = bmesh.from_edit_mesh(obj.data) - if common.check_version(2, 73, 0) >= 0: - bm.faces.ensure_lookup_table() - uv_layer = bm.loops.layers.uv.verify() - - # loop_seqs[horizontal][vertical][loop] - loop_seqs, error = common.get_loop_sequences(bm, uv_layer) - if not loop_seqs: - self.report({'WARNING'}, error) - return {'CANCELLED'} - - # smooth - self.__smooth(loop_seqs, uv_layer) - - bmesh.update_edit_mesh(obj.data) - - return {'FINISHED'} + return self.__impl.execute(self, context) |