Upload pytorch3d_stub/pytorch3d/renderer/camera_utils.py with huggingface_hub

pytorch3d_stub/pytorch3d/renderer/camera_utils.py

@@ -0,0 +1,11 @@
+"""pytorch3d.renderer.camera_utils stub."""
+import torch
+
+def camera_to_eye_at_up(camera):
+    """Extract eye, at, up from camera. Minimal stub."""
+    R = camera.R if hasattr(camera, "R") else torch.eye(3).unsqueeze(0)
+    T = camera.T if hasattr(camera, "T") else torch.zeros(1, 3)
+    eye = -torch.bmm(R, T.unsqueeze(-1)).squeeze(-1)
+    at = torch.zeros_like(eye)
+    up = torch.tensor([[0.0, 1.0, 0.0]])
+    return eye, at, up