2959 Fix float64 issue in Rotate transform

[Nic-Ma]

Fixes #2959 .

Description

This PR fixed the float64 issue in Rotate transform.

Status

Ready

Types of changes

• Non-breaking change (fix or new feature that would not break existing functionality).
• Breaking change (fix or new feature that would cause existing functionality to change).
• New tests added to cover the changes.
• Integration tests passed locally by running ./runtests.sh -f -u --net --coverage.
• Quick tests passed locally by running ./runtests.sh --quick --unittests.
• In-line docstrings updated.
• Documentation updated, tested make html command in the docs/ folder.

[yiheng-wang-nv]

Hi @Nic-Ma , here could other transforms have the same issue?

[Nic-Ma]

Hi @Nic-Ma , here could other transforms have the same issue?

Hi @yiheng-wang-nv ,

I checked all the other spatial transforms, seems no other similar issue.

Thanks.

[Nic-Ma]

/integration-test

[Nic-Ma]

We should always output float32 in Rotate transform as the doc-string said:
https://github.com/Project-MONAI/MONAI/blob/0.7.0rc1/monai/transforms/spatial/array.py#L445

Thanks.

[wyli]

thanks both!