def __pool_main(self, mesh_index):
mesh = self.__meshes[mesh_index]
if self.__edge_priorities is None:
# queue = self.__build_l2_queue(self.__fe[mesh_index, :, :mesh.edges_count], mesh.edges_count)
edge_priorities = torch.sum(
self.__fe[mesh_index, :, :mesh.edges_count] *
self.__fe[mesh_index, :, :mesh.edges_count], 0)
else:
# queue = self.__build_priority_queue(self.__edge_priorities[mesh_index, :mesh.edges_count], mesh.edges_count)
edge_priorities = self.__edge_priorities[
mesh_index, :mesh.edges_count]
queue = self.__build_priority_queue(edge_priorities,
mesh.edges_count) ####
mesh.export(edge_priorities=edge_priorities)
mask = np.ones(mesh.edges_count, dtype=np.bool)
edge_groups = MeshUnion(mesh.edges_count, self.__fe.device)
while mesh.edges_count > self.__out_target:
value, edge_id = heappop(queue)
edge_id = int(edge_id)
if mask[edge_id]:
self.__pool_edge(mesh, edge_id, mask, edge_groups)
mesh.clean(mask, edge_groups)
fe = edge_groups.rebuild_features(self.__fe[mesh_index], mask,
self.__out_target)
self.__updated_fe[mesh_index] = fe
def __pool_main(self, mesh_index):
mesh = self.__meshes[mesh_index]
queue = self.__build_queue(self.__fe[mesh_index, :, :mesh.edges_count],
mesh.edges_count)
# recycle = []
# last_queue_len = len(queue)
last_count = mesh.edges_count + 1
mask = np.ones(mesh.edges_count, dtype=np.bool)
edge_groups = MeshUnion(mesh.edges_count, self.__fe.device)
self.to_merge_edges = []
#self.to_remove_edges = []
while mesh.edges_count > self.__out_target:
try:
value, edge_id = heappop(queue)
except:
print(self.__out_target)
print(mesh.edges_count)
raise
edge_id = int(edge_id)
if mask[edge_id]:
self.__pool_edge(mesh, edge_id, mask, edge_groups)
MeshPool.__union_multiple_groups(mesh, edge_groups,
self.to_merge_edges)
#for k in self.to_remove_edges:
#MeshPool.__remove_group(mesh, edge_groups, k)
#mesh.remove_edge(k)
mesh.clean(mask, edge_groups)
fe = edge_groups.rebuild_features(self.__fe[mesh_index], mask,
self.__out_target)
self.__updated_fe[mesh_index] = fe
def __unpool_main(self, mesh_index, unroll_target):
mesh = self.__meshes[mesh_index]
queue = self.__build_queue(self.__fe[mesh_index, :, :mesh.faces_count],
mesh.faces_count, mesh)
face_groups = MeshUnion(mesh.faces_count, self.__fe.device)
vs_groups = MeshUnion(self.v_count[mesh_index], self.__fe.device)
not_split = np.ones(mesh.faces_count, dtype=np.bool)
while mesh.faces_count + 6 < unroll_target:
# print("face count " + str(mesh.faces_count))
value, face_id = heappop(queue)
face_id = int(face_id)
if self.check_valid(mesh, face_id) and not_split[face_id]:
not_split = self.__unpool_face(mesh, mesh_index, face_id,
face_groups, vs_groups,
not_split)
mesh.pool_count -= 1
mask = np.ones(mesh.faces_count, dtype=np.bool)
# mesh.export(name='unpool')
fe = face_groups.rebuild_features(self.__fe[mesh_index], mask,
self.unroll_target)
padding_b = self.vs_target - vs_groups.groups.shape[1]
if padding_b > 0:
padding_b = ConstantPad2d((0, padding_b), 0)
vs_groups.groups = padding_b(vs_groups.groups)
vs = vs_groups.rebuild_vs_average(self.__vs[mesh_index],
self.vs_target)
self.__updated_fe[mesh_index] = fe
self.__updated_vs[mesh_index] = vs
def __pool_main(self, mesh_index):
mesh = self.__meshes[mesh_index]
queue = self.__build_queue(self.__fe[mesh_index, :, :mesh.edges_count],
mesh.edges_count)
mask = np.ones(mesh.edges_count, dtype=np.bool)
edge_groups = MeshUnion(mesh.edges_count, self.__fe.device)
while mesh.edges_count > self.__out_target:
value, edge_id = heappop(queue)
edge_id = int(edge_id)
if mask[edge_id]:
self.__pool_edge(mesh, edge_id, mask, edge_groups)
mesh.clean(mask, edge_groups)
fe = edge_groups.rebuild_features(self.__fe[mesh_index], mask,
self.__out_target)
self.__updated_fe[mesh_index] = fe
def __pool_main(self, mesh_index):
mesh = self.__meshes[mesh_index]
fe = self.__fe[mesh_index, :, :mesh.edges_count]
in_fe_sq = torch.sum(fe**2, dim=0)
sorted, edge_ids = torch.sort(in_fe_sq, descending=True)
edge_ids = edge_ids.tolist()
mask = np.ones(mesh.edges_count, dtype=np.bool)
edge_groups = MeshUnion(mesh.edges_count, self.__fe.device)
while mesh.edges_count > self.__out_target:
edge_id = edge_ids.pop()
if mask[edge_id]:
self.__pool_edge(mesh, edge_id, mask, edge_groups)
mesh.clean(mask, edge_groups)
fe = edge_groups.rebuild_features(self.__fe[mesh_index], mask,
self.__out_target)
self.__updated_fe[mesh_index] = fe
def __pool_main(self, mesh_index):
mesh = self.__meshes[mesh_index]
queue = self.__build_queue(self.__fe[mesh_index, :, :mesh.faces_count],
mesh.faces_count)
mask = np.ones(mesh.faces_count, dtype=np.bool)
face_groups = MeshUnion(mesh.faces_count, self.__fe.device)
while mesh.faces_count > self.__out_target:
# print("face count " + str(mesh.faces_count))
value, face_id = heappop(queue)
face_id = int(face_id)
if mask[face_id]:
self.__pool_face(mesh, face_id, mask, face_groups)
mesh.clean(mask, face_groups)
""" mesh.export(name = 'pool'+str(self.__out_target))"""
fe = face_groups.rebuild_features(self.__fe[mesh_index], mask,
self.__out_target)
self.__updated_fe[mesh_index] = fe