fix training report, add missing dependency

Author: alanvinx

environment.yml

@@ -15,5 +15,6 @@ dependencies:
   - pip:
     - submodules/diff-gaussian-rasterization
     - submodules/simple-knn
+    - submodules/fused_ssim
     - opencv-python
     - joblib

train.py

@@ -155,7 +155,7 @@ def training(dataset, opt, pipe, testing_iterations, saving_iterations, checkpoi
                 progress_bar.close()
 
             # Log and save
-            training_report(tb_writer, iteration, Ll1, loss, l1_loss, iter_start.elapsed_time(iter_end), testing_iterations, scene, render, (pipe, background, dataset.train_test_exp, SPARSE_ADAM_AVAILABLE), dataset.train_test_exp)
+            training_report(tb_writer, iteration, Ll1, loss, l1_loss, iter_start.elapsed_time(iter_end), testing_iterations, scene, render, (pipe, background, 1., SPARSE_ADAM_AVAILABLE, None, dataset.train_test_exp), dataset.train_test_exp)
             if (iteration in saving_iterations):
                 print("\n[ITER {}] Saving Gaussians".format(iteration))
                 scene.save(iteration)