fix for
issue #234 - the framebuffers for side-by-side and top/bottom had alpha channels. so when sprites with alpha were blended into the framebuffer it would blend the sprite pixel alpha with the fb pixel alpha
#include <QApplication>
#include "mainform.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyWindow *mainWin = new MyWindow;
mainWin->show();
return app.exec();
}