Wrong window size when moving VST3 between displays

[dimitri-sudell]

There are a few other reports around this area that look to be related. Sorry if this is actually a repeat.

Incorrect size of window with Windows scaling active

OS: Windows 10 Setting: In the Windows OS a display setting with a scaling other than 100%, like 125%. Bug description: The Window frame is too large by the percentage of the scaling. There is a large black border around it. The plugin wrapper assumes that the wrapped VST2 plugin would run in a ‘zoomed’ mode, which is not the case. It uses a scaling of 1. Juce also seems to do some kind of weird detection of the editor size. It seems that it hooks on rect.right to notice that the size has ch…

Disable DPI Awareness in a Plugin

All implementations of multimonitor dpi awareness on Windows seem to have one problem or another, I guess it’s one of those cases where Microsoft’s docs are not particularly clear. Unfortunately, I don’t have many options to test this, as the only multimonitor dpi aware host I have is Reaper, besides AudioPluginHost, and an empty setScaleFactor seems to work in both. otoh, the base implementation doesn’t quite work in Reaper -the plugin is correctly scaled, but its window is not. With all the li…