wxLogTrace(TRACE_PAINT, _T("%p ('%s'): creating dummy DC surface"),
win, win->GetName().c_str());
wxSize size(rect ? rect->GetSize() : win->GetSize());
- return win->GetDfbSurface()->CreateCompatible(size);
+ return win->GetDfbSurface()->CreateCompatible
+ (
+ size,
+ wxIDirectFBSurface::CreateCompatible_NoBackBuffer
+ );
}
//-----------------------------------------------------------------------------
if ( m_shouldFlip )
{
- // FIXME: flip only modified parts of the surface
- surface->FlipToFront();
+ DFBSurfaceCapabilities caps = DSCAPS_NONE;
+ surface->GetCapabilities(&caps);
+ if ( caps & DSCAPS_DOUBLE )
+ {
+ // FIXME: flip only modified parts of the surface
+ surface->FlipToFront();
+ }
+ // else: the surface is not double-buffered and so cannot be flipped
}
// else: don't flip the surface, wxTLW will do it when it finishes
// painting of its invalidated areas