Using `_dpr = 2` in `.logical_width()` tests to avoid false negatives when dividing by `1`.
Using `_dpr = 2` in `.logical_width()` tests to avoid false negatives when dividing by `1`.

alanwsmith/doc-write-image-loader,alanwsmith/doc-write-image-loader,alanwsmith/document.write-image-loader,alanwsmith/doc-write-image-loader,alanwsmith/document.write-image-loader