a little simplify

Zhao Yuhang

2023-12-10 b0249aebbacf71eee27e77c766ccb3dc33693b11

 examples/mainwindow/main.cpp

@@ -3,6 +3,14 @@
#include "mainwindow.h"

int main(int argc, char *argv[]) {
    qputenv("QT_WIN_DEBUG_CONSOLE", "1");
    qputenv("QSG_INFO", "1");
    qputenv("QT_WIDGETS_HIGHDPI_DOWNSCALE", "1");
    qputenv("QT_WIDGETS_RHI", "1");
    qputenv("QSG_RHI_BACKEND", "d3d12");
    qputenv("QSG_RHI_HDR", "scrgb");
    qputenv("QT_QPA_DISABLE_REDIRECTION_SURFACE", "1");
    QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
    QApplication a(argc, argv);
    MainWindow w;
    w.show();