Update generate3d function to initialize nvdiffrast context using CUDA, enhancing rendering performance and compatibility with GPU devices.

inference.py

@@ -21,7 +21,7 @@ def generate3d(model, rgb_image, xyz_image, device="cpu"):
     # Get rendering context required by xatlas and nvdiffrast
     try:
         import nvdiffrast.torch as dr
-        ctx = dr.RasterizeGLContext()
+        ctx = dr.RasterizeCudaContext(device=device)
     except Exception as e:
         raise RuntimeError("Failed to initialize nvdiffrast context: " + str(e))