This is a dots-per-inch (DPI) manager for C/C++ programs.
It is used to control the DPI-aware status of your GUI-based C++ software.
By default, in the manifest file, the DPI-aware status <dotsPerInchAware> is labeled true. If you want to disable DPI-aware status, change the label to false (note that this is not recommended).
dotsPerInchManager.h - The primary header file for this DPI-aware wrapper. It includes scaling/unscaling, height, width, and pixel management.
dotsPerInchAware.manifest - This manifest file is used to ensure that DPI-Aware is present in a C++ program.
This dots-per-inch (DPI) manager is available under the BSD 0-Clause License. Therefore, you can use it, with no restrictions, for any of your GUI-based C++ software projects.