Investigate using framebuffer blit to do mirroring
rburchell opened this issue · comments
QImage::mirrored is quite expensive (especially on high DPI). Investigate if a framebuffer blit before glReadPixels would be cheaper in QGtkOpenGLContext.
Run Qt applications using gtk+ as a windowing system.
rburchell opened this issue · comments
QImage::mirrored is quite expensive (especially on high DPI). Investigate if a framebuffer blit before glReadPixels would be cheaper in QGtkOpenGLContext.