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  • In case someone else runs into the same problem, we implemented our own MixColors function used in windows desktop version of our application that generates the same results as the DMA2D controller. It is of curse not so nice and short as the default one shipped with emWin, but since performance is not a problem when running on windows desktop for us it is way more important the screenshots are identical. I tried to understand why the GUI__MixColors function shipped whith emWin generates differe…

  • Hi, we are using emWin V5.48 for an application running on STM32 microcontroller and windows desktop (as emulator). The microcontroller uses a DMA2D controller. The problem we are facing is that screenshots taken from the microcontroller are slightly different to screenshots taken from the desktop application. They only differ in areas with antialiased text and the color difference is very little. As I found out, the difference comes from different behaviour of the function C Source Code (1 line…