Initial commit

.gitattributes

@@ -33,3 +33,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+*.png filter=lfs diff=lfs merge=lfs -text

.gitignore

@@ -36,9 +36,6 @@ outputs/
 *.ply
 *.mp4
 
-# Examples (if large)
-examples/
-
 # IDE
 .vscode/
 .idea/

gslrm/model/gaussians_renderer.py

@@ -126,6 +126,13 @@ def build_scaling_rotation(s, r):
     return L
 
 
+def build_covariance_from_scaling_rotation(scaling, scaling_modifier, rotation):
+    L = build_scaling_rotation(scaling_modifier * scaling, rotation)
+    actual_covariance = L @ L.transpose(1, 2)
+    symm = strip_symmetric(actual_covariance)
+    return symm
+
+
 # copied from: utils.sh_utils
 C0 = 0.28209479177387814
 C1 = 0.4886025119029199
@@ -298,12 +305,6 @@ class Camera(nn.Module):
 # modified from scene/gaussian_model.py
 class GaussianModel:
     def setup_functions(self):
-        def build_covariance_from_scaling_rotation(scaling, scaling_modifier, rotation):
-            L = build_scaling_rotation(scaling_modifier * scaling, rotation)
-            actual_covariance = L @ L.transpose(1, 2)
-            symm = strip_symmetric(actual_covariance)
-            return symm
-
         self.scaling_activation = torch.exp
         self.inv_scaling_activation = torch.log
         self.rotation_activation = torch.nn.functional.normalize