diff options
Diffstat (limited to 'mesh_tissue/uv_to_mesh.py')
| -rw-r--r-- | mesh_tissue/uv_to_mesh.py | 64 |
1 files changed, 24 insertions, 40 deletions
diff --git a/mesh_tissue/uv_to_mesh.py b/mesh_tissue/uv_to_mesh.py index 9f3db3b7..13cb09e7 100644 --- a/mesh_tissue/uv_to_mesh.py +++ b/mesh_tissue/uv_to_mesh.py @@ -12,7 +12,7 @@ # # # ############################################################################ # -import bpy +import bpy, bmesh import math from bpy.types import Operator from bpy.props import BoolProperty @@ -48,48 +48,45 @@ class uv_to_mesh(Operator): ) def execute(self, context): + if context.mode == 'EDIT_MESH': on_selection = True + else: on_selection = False + bpy.ops.object.mode_set(mode='OBJECT') - for o in bpy.data.objects and bpy.context.view_layer.objects: - o.select_set(False) - bpy.context.object.select_set(True) - - if self.apply_modifiers: - bpy.ops.object.duplicate_move() - bpy.ops.object.convert(target='MESH') - ob0 = bpy.context.object - -# me0 = ob0.to_mesh(bpy.context.depsgraph, apply_modifiers=self.apply_modifiers) - #if self.apply_modifiers: me0 = simple_to_mesh(ob0) - #else: me0 = ob0.data.copy() + ob0 = context.object + for o in bpy.context.view_layer.objects: o.select_set(False) + ob0.select_set(True) + name0 = ob0.name ob0 = convert_object_to_mesh(ob0, apply_modifiers=self.apply_modifiers, preserve_status=False) me0 = ob0.data area = 0 - verts = [] faces = [] face_materials = [] - for face in me0.polygons: + if on_selection: polygons = [f for f in me0.polygons if f.select] + else: polygons = me0.polygons + bm = bmesh.new() + + for face in polygons: area += face.area uv_face = [] store = False - try: + if len(me0.uv_layers) > 0: + verts = [] for loop in face.loop_indices: uv = me0.uv_layers.active.data[loop].uv if uv.x != 0 and uv.y != 0: store = True - new_vert = Vector((uv.x, uv.y, 0)) + new_vert = bm.verts.new((uv.x, uv.y, 0)) verts.append(new_vert) - uv_face.append(loop) if store: - faces.append(uv_face) - face_materials.append(face.material_index) - except: + new_face = bm.faces.new(verts) + new_face.material_index = face.material_index + else: self.report({'ERROR'}, "Missing UV Map") - return {'CANCELLED'} - name = name0 + 'UV' + name = name0 + '_UV' # Create mesh and object me = bpy.data.meshes.new(name + 'Mesh') ob = bpy.data.objects.new(name, me) @@ -101,9 +98,10 @@ class uv_to_mesh(Operator): ob.select_set(True) # Create mesh from given verts, faces. - me.from_pydata(verts, [], faces) + bm.to_mesh(me) # Update mesh with new data me.update() + if self.auto_scale: new_area = 0 for p in me.polygons: @@ -111,7 +109,6 @@ class uv_to_mesh(Operator): if new_area == 0: self.report({'ERROR'}, "Impossible to generate mesh from UV") bpy.data.objects.remove(ob0) - return {'CANCELLED'} # VERTEX GROUPS @@ -119,7 +116,7 @@ class uv_to_mesh(Operator): for group in ob0.vertex_groups: index = group.index ob.vertex_groups.new(name=group.name) - for p in me0.polygons: + for p in polygons: for vert, loop in zip(p.vertices, p.loop_indices): try: ob.vertex_groups[index].add([loop], group.weight(vert), 'REPLACE') @@ -138,25 +135,12 @@ class uv_to_mesh(Operator): # MATERIALS if self.materials: - try: + if len(ob0.material_slots) > 0: # assign old material uv_materials = [slot.material for slot in ob0.material_slots] for i in range(len(uv_materials)): bpy.ops.object.material_slot_add() bpy.context.object.material_slots[i].material = uv_materials[i] - for i in range(len(ob.data.polygons)): - ob.data.polygons[i].material_index = face_materials[i] - except: - pass - ''' - if self.apply_modifiers: - bpy.ops.object.mode_set(mode='OBJECT') - ob.select_set(False) - ob0.select_set(True) - bpy.ops.object.delete(use_global=False) - ob.select_set(True) - bpy.context.view_layer.objects.active = ob - ''' bpy.data.objects.remove(ob0) bpy.data.meshes.remove(me0) |