unsigned int setDisplayToMode(CGDirectDisplayID display, CGDisplayModeRef mode) {
CGError rc;
CGDisplayConfigRef config;
rc = CGBeginDisplayConfiguration(&config);
if (rc != kCGErrorSuccess) {
NSLog(CFSTR("Error: failed CGBeginDisplayConfiguration err(%u)"), rc);
return 0;
}
rc = CGConfigureDisplayWithDisplayMode(config, display, mode, NULL);
if (rc != kCGErrorSuccess) {
NSLog(CFSTR("Error: failed CGConfigureDisplayWithDisplayMode err(%u)"), rc);
return 0;
}
rc = CGCompleteDisplayConfiguration(config, kCGConfigurePermanently);
if (rc != kCGErrorSuccess) {
NSLog(CFSTR("Error: failed CGCompleteDisplayConfiguration err(%u)"), rc);
return 0;
}
return 1;
}
void UIDisplay::SwitchToMode(int Index)
{
if (Index < 0 || Index >= m_modes.size() || !gDisplayModes)
return;
int index = m_modes[Index].m_index;
if (index < 0 || index >= CFArrayGetCount(gDisplayModes))
return;
CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(gDisplayModes, index);
CGDisplayConfigRef config;
CGBeginDisplayConfiguration(&config);
CGDirectDisplayID display = GetOSXDisplay(m_widget->winId());
CGConfigureDisplayFadeEffect(config, 0.3f, 0.5f, 0, 0, 0);
CGConfigureDisplayWithDisplayMode(config, display, mode, NULL);
if (CGCompleteDisplayConfiguration(config, kCGConfigureForAppOnly))
LOG(VB_GENERAL, LOG_ERR, "Failed to complete display configuration");
else
m_refreshRate = m_modes[Index].m_rate;
}
