fix some bugs

custom/threestudio-dreammesh4d/configs/sugar_dynamic_dg.yaml

@@ -144,7 +144,7 @@ system:
     lambda_normal: 0.
     lambda_normal_smooth: 0.
     lambda_normal_consistency: 100. 
-    lambda_normal_depth_consistency: 1. 
+    lambda_normal_depth_consistency: 0. 
     lambda_laplacian_smoothing: 0.
     lambda_arap_reg_key_frame: 10.
     lambda_arap_reg_inter_frame: 10.

custom/threestudio-dreammesh4d/geometry/sugar.py

@@ -182,9 +182,9 @@ def load_surface_mesh_to_bind(self, mesh=None):
         vert_colors = np.array(o3d_mesh.vertex_colors)
         if len(vert_colors) == 0:
             vert_colors = np.ones_like(verts) * 0.5
-        # verts, faces, vert_colors = self.prune_isolated_points(
-        #     verts, faces, vert_colors
-        # )
+        verts, faces, vert_colors = self.prune_isolated_points(
+            verts, faces, vert_colors
+        )
         self.register_buffer(
             "_surface_mesh_faces", torch.as_tensor(faces, device=self.device)
         )
@@ -519,7 +519,7 @@ def quaternions(self):
 
     @property
     def get_face_normals(self) -> Float[Tensor, "N_faces 3"]:
-        return - F.normalize(self.surface_mesh.faces_normals_list()[0], dim=-1)
+        return F.normalize(self.surface_mesh.faces_normals_list()[0], dim=-1)
 
     @property
     def get_gs_normals(self) -> Float[Tensor, "N_gs 3"]:

custom/threestudio-dreammesh4d/renderer/diff_sugar_rasterizer_normal.py

@@ -194,7 +194,7 @@ def forward(
             cov3D_precomp=cov3D_precomp,
         )
         normal = F.normalize(normal, dim=0)
-        normal = - normal # the mesh extracted by sugar has inward-pointing normals
+        # normal = - normal # the mesh extracted by sugar has inward-pointing normals
         normal_map = normal * 0.5 * rendered_alpha + 0.5
         mask = rendered_alpha > 0.99
         normal_mask = mask.repeat(3, 1, 1)