void TorcQMLDisplayOSX::RefreshScreenModes(void)
{
if (!m_window)
return;
// release existing modes
if (m_displayModes)
CFRelease(m_displayModes);
m_displayModes = NULL;
m_modes.clear();
// retrieve new list of modes
CGDirectDisplayID display = GetOSXDisplay(m_window->winId());
if (!display)
return;
CGDisplayModeRef current = CGDisplayCopyDisplayMode(display);
m_displayModes = CGDisplayCopyAllDisplayModes(display, NULL);
if (m_displayModes)
{
for (int i = 0; i < CFArrayGetCount(m_displayModes); ++i)
{
CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(m_displayModes, i);
int modewidth = CGDisplayModeGetWidth(mode);
int modeheight = CGDisplayModeGetHeight(mode);
double moderate = CGDisplayModeGetRefreshRate(mode);
// internal OSX displays have 'flexible' refresh rates, with a max of 60Hz - but report 0hz
if (moderate < 0.1f)
moderate = 60.0f;
int32_t flags = CGDisplayModeGetIOFlags(mode);
bool interlaced = flags & kDisplayModeInterlacedFlag;
CFStringRef fmt = CGDisplayModeCopyPixelEncoding(mode);
int depth = DepthFromStringRef(fmt);
CFRelease(fmt);
bool ignore = modewidth != screenPixelSize.width() ||
modeheight != screenPixelSize.height() ||
(flags & kDisplayModeNotGraphicsQualityFlag) ||
!(flags & kDisplayModeSafetyFlags) ||
depth < 32 || moderate < 10.0f || moderate > 121.0f;
LOG(VB_GENERAL, LOG_INFO, QString("Mode %1x%2@%3Hz %4bpp%5%6%7")
.arg(modewidth).arg(modeheight).arg(moderate).arg(depth)
.arg(interlaced ? QString(" Interlaced") : "")
.arg(ignore ? QString(" Ignoring") : "")
.arg(mode == current ? QString(" CURRENT"): ""));
if (!ignore)
{
if (mode == current)
{
setScreenInterlaced(interlaced);
setScreenRefreshRate(moderate);
}
m_modes.append(TorcDisplayMode(modewidth, modeheight, depth, moderate, interlaced, i));
}
}
}
}
// Search for available resolutions - TODO: Move to Common?
static wxArrayString GetListOfResolutions()
{
wxArrayString retlist;
retlist.Add(_("Auto"));
#ifdef _WIN32
DWORD iModeNum = 0;
DEVMODE dmi;
ZeroMemory(&dmi, sizeof(dmi));
dmi.dmSize = sizeof(dmi);
std::vector<std::string> resos;
while (EnumDisplaySettings(nullptr, iModeNum++, &dmi) != 0)
{
char res[100];
sprintf(res, "%dx%d", dmi.dmPelsWidth, dmi.dmPelsHeight);
std::string strRes(res);
// Only add unique resolutions
if (std::find(resos.begin(), resos.end(), strRes) == resos.end())
{
resos.push_back(strRes);
retlist.Add(StrToWxStr(res));
}
ZeroMemory(&dmi, sizeof(dmi));
}
#elif defined(HAVE_XRANDR) && HAVE_XRANDR
std::vector<std::string> resos;
main_frame->m_XRRConfig->AddResolutions(resos);
for (auto res : resos)
retlist.Add(StrToWxStr(res));
#elif defined(__APPLE__)
CFArrayRef modes = CGDisplayCopyAllDisplayModes(CGMainDisplayID(), nullptr);
for (CFIndex i = 0; i < CFArrayGetCount(modes); i++)
{
std::stringstream res;
CGDisplayModeRef mode;
CFStringRef encoding;
size_t w, h;
bool is32;
mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
w = CGDisplayModeGetWidth(mode);
h = CGDisplayModeGetHeight(mode);
encoding = CGDisplayModeCopyPixelEncoding(mode);
is32 = CFEqual(encoding, CFSTR(IO32BitDirectPixels));
CFRelease(encoding);
if (!is32)
continue;
if (CGDisplayModeGetIOFlags(mode) & kDisplayModeStretchedFlag)
continue;
res << w << "x" << h;
retlist.Add(res.str());
}
CFRelease(modes);
#endif
return retlist;
}
static CFDictionaryRef create_mode_dict(CGDisplayModeRef display_mode, BOOL is_original)
{
CFDictionaryRef ret;
SInt32 io_flags = CGDisplayModeGetIOFlags(display_mode);
SInt64 width = CGDisplayModeGetWidth(display_mode);
SInt64 height = CGDisplayModeGetHeight(display_mode);
double refresh_rate = CGDisplayModeGetRefreshRate(display_mode);
CFStringRef pixel_encoding = CGDisplayModeCopyPixelEncoding(display_mode);
CFNumberRef cf_io_flags, cf_width, cf_height, cf_refresh;
if (retina_enabled && is_original)
{
width *= 2;
height *= 2;
}
io_flags &= kDisplayModeValidFlag | kDisplayModeSafeFlag | kDisplayModeInterlacedFlag |
kDisplayModeStretchedFlag | kDisplayModeTelevisionFlag;
cf_io_flags = CFNumberCreate(NULL, kCFNumberSInt32Type, &io_flags);
cf_width = CFNumberCreate(NULL, kCFNumberSInt64Type, &width);
cf_height = CFNumberCreate(NULL, kCFNumberSInt64Type, &height);
cf_refresh = CFNumberCreate(NULL, kCFNumberDoubleType, &refresh_rate);
{
static const CFStringRef keys[] = {
CFSTR("io_flags"),
CFSTR("width"),
CFSTR("height"),
CFSTR("pixel_encoding"),
CFSTR("refresh_rate"),
};
const void* values[sizeof(keys) / sizeof(keys[0])] = {
cf_io_flags,
cf_width,
cf_height,
pixel_encoding,
cf_refresh,
};
ret = CFDictionaryCreate(NULL, (const void**)keys, (const void**)values, sizeof(keys) / sizeof(keys[0]),
&kCFCopyStringDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
}
CFRelease(pixel_encoding);
CFRelease(cf_io_flags);
CFRelease(cf_width);
CFRelease(cf_height);
CFRelease(cf_refresh);
return ret;
}
static BOOL display_mode_matches_descriptor(CGDisplayModeRef mode, const struct display_mode_descriptor* desc)
{
DWORD mode_io_flags;
double mode_refresh;
CFStringRef mode_pixel_encoding;
if (!desc)
return FALSE;
if (CGDisplayModeGetWidth(mode) != desc->width ||
CGDisplayModeGetHeight(mode) != desc->height)
return FALSE;
mode_io_flags = CGDisplayModeGetIOFlags(mode);
if ((desc->io_flags ^ mode_io_flags) & (kDisplayModeValidFlag | kDisplayModeSafeFlag | kDisplayModeStretchedFlag |
kDisplayModeInterlacedFlag | kDisplayModeTelevisionFlag))
return FALSE;
mode_refresh = CGDisplayModeGetRefreshRate(mode);
if (!mode_refresh)
mode_refresh = 60;
if (fabs(desc->refresh - mode_refresh) > 0.1)
return FALSE;
#if defined(MAC_OS_X_VERSION_10_8) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_8
if (CGDisplayModeGetPixelWidth != NULL && CGDisplayModeGetPixelHeight != NULL)
{
if (CGDisplayModeGetPixelWidth(mode) != desc->pixel_width ||
CGDisplayModeGetPixelHeight(mode) != desc->pixel_height)
return FALSE;
}
else
#endif
if (CGDisplayModeGetWidth(mode) != desc->pixel_width ||
CGDisplayModeGetHeight(mode) != desc->pixel_height)
return FALSE;
mode_pixel_encoding = CGDisplayModeCopyPixelEncoding(mode);
if (!CFEqual(mode_pixel_encoding, desc->pixel_encoding))
{
CFRelease(mode_pixel_encoding);
return FALSE;
}
CFRelease(mode_pixel_encoding);
return TRUE;
}
double UIDisplay::GetRefreshRatePriv(void)
{
CocoaAutoReleasePool pool;
double rate = 0.0f;
CGDirectDisplayID disp = GetOSXDisplay(m_widget->winId());
if (!disp)
{
LOG(VB_GENERAL, LOG_WARNING, "Failed to get OS X display");
return rate;
}
CGDisplayModeRef current = CGDisplayCopyDisplayMode(disp);
if (current)
{
rate = CGDisplayModeGetRefreshRate(current);
if (qFuzzyCompare((double)1.0f, rate + 1.0f))
m_variableRefreshRate = true;
}
else
{
LOG(VB_GENERAL, LOG_WARNING, "Failed to get current display mode");
return rate;
}
if (m_variableRefreshRate)
{
CGDisplayModeRelease(current);
return rate;
}
// if we've run this already, release the modes
m_modes.clear();
m_originalModeIndex = -1;
if (gDisplayModes)
CFRelease(gDisplayModes);
gDisplayModes = CGDisplayCopyAllDisplayModes(disp, NULL);
if (gDisplayModes)
{
for (int i = 0; i < CFArrayGetCount(gDisplayModes); ++i)
{
CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(gDisplayModes, i);
int modewidth = CGDisplayModeGetWidth(mode);
int modeheight = CGDisplayModeGetHeight(mode);
double moderate = CGDisplayModeGetRefreshRate(mode);
int32_t flags = CGDisplayModeGetIOFlags(mode);
bool interlaced = flags & kDisplayModeInterlacedFlag;
CFStringRef fmt = CGDisplayModeCopyPixelEncoding(mode);
int depth = DepthFromStringRef(fmt);
CFRelease(fmt);
bool ignore = modewidth != m_pixelSize.width() ||
modeheight != m_pixelSize.height() ||
(flags & kDisplayModeNotGraphicsQualityFlag) ||
!(flags & kDisplayModeSafetyFlags) ||
depth < 32 || moderate < 10.0f || moderate > 121.0f;
LOG(VB_GUI, LOG_INFO, QString("Mode %1x%2@%3Hz %4bpp%5%6%7")
.arg(modewidth).arg(modeheight).arg(moderate).arg(depth)
.arg(interlaced ? QString(" Interlaced") : "")
.arg(ignore ? QString(" Ignoring") : "")
.arg(mode == current ? QString(" CURRENT"): ""));
if (!ignore)
{
m_modes.append(UIDisplayMode(modewidth, modeheight, depth, moderate, interlaced, i));
if (mode == current)
m_originalModeIndex = m_modes.size() - 1;
}
}
}
CGDisplayModeRelease(current);
return rate;
}
unsigned int listAvailableModes(CGDirectDisplayID display, int displayNum) {
unsigned int returncode = 1;
int i;
CFArrayRef allModes = CGDisplayCopyAllDisplayModes(display, NULL);
if (allModes == NULL) {
returncode = 0;
}
#ifndef LIST_DEBUG
printf("Available Modes on Display %d\n", displayNum);
#endif
CGDisplayModeRef mode;
for (i = 0; i < CFArrayGetCount(allModes) && returncode; i++) {
mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(allModes, i);
// This formatting is functional but it ought to be done less poorly.
#ifndef LIST_DEBUG
if (i % MODES_PER_LINE == 0) {
printf(" ");
} else {
printf("\t");
}
char modestr [50];
sprintf(modestr, "%lux%lux%lu@%.0f",
CGDisplayModeGetWidth(mode),
CGDisplayModeGetHeight(mode),
bitDepth(mode),
CGDisplayModeGetRefreshRate(mode));
printf("%-20s ", modestr);
if (i % MODES_PER_LINE == MODES_PER_LINE - 1) {
printf("\n");
}
#else
uint32_t ioflags = CGDisplayModeGetIOFlags(mode);
printf("display: %d %4lux%4lux%2lu@%.0f usable:%u ioflags:%4x valid:%u safe:%u default:%u",
displayNum,
CGDisplayModeGetWidth(mode),
CGDisplayModeGetHeight(mode),
bitDepth(mode),
CGDisplayModeGetRefreshRate(mode),
CGDisplayModeIsUsableForDesktopGUI(mode),
ioflags,
ioflags & kDisplayModeValidFlag ?1:0,
ioflags & kDisplayModeSafeFlag ?1:0,
ioflags & kDisplayModeDefaultFlag ?1:0 );
printf(" safety:%u alwaysshow:%u nevershow:%u notresize:%u requirepan:%u int:%u simul:%u",
ioflags & kDisplayModeSafetyFlags ?1:0,
ioflags & kDisplayModeAlwaysShowFlag ?1:0,
ioflags & kDisplayModeNeverShowFlag ?1:0,
ioflags & kDisplayModeNotResizeFlag ?1:0,
ioflags & kDisplayModeRequiresPanFlag ?1:0,
ioflags & kDisplayModeInterlacedFlag ?1:0,
ioflags & kDisplayModeSimulscanFlag ?1:0 );
printf(" builtin:%u notpreset:%u stretched:%u notgfxqual:%u valagnstdisp:%u tv:%u vldmirror:%u\n",
ioflags & kDisplayModeBuiltInFlag ?1:0,
ioflags & kDisplayModeNotPresetFlag ?1:0,
ioflags & kDisplayModeStretchedFlag ?1:0,
ioflags & kDisplayModeNotGraphicsQualityFlag ?1:0,
ioflags & kDisplayModeValidateAgainstDisplay ?1:0,
ioflags & kDisplayModeTelevisionFlag ?1:0,
ioflags & kDisplayModeValidForMirroringFlag ?1:0 );
#endif
}
CFRelease(allModes);
return returncode;
}
bool DisplayManagerOSX::initialize()
{
int totalModes = 0;
m_displays.clear();
for (int i = 0; i < m_osxDisplayModes.size(); i++)
{
if (m_osxDisplayModes[i])
CFRelease(m_osxDisplayModes[i]);
}
m_osxDisplayModes.clear();
CGError err = CGGetActiveDisplayList(MAX_DISPLAYS, m_osxDisplays, &m_osxnumDisplays);
if (err)
{
m_osxnumDisplays = 0;
QLOG_ERROR() << "CGGetActiveDisplayList returned failure:" << err;
return false;
}
for (int displayid = 0; displayid < m_osxnumDisplays; displayid++)
{
// add the display to the list
DMDisplayPtr display = DMDisplayPtr(new DMDisplay);
display->m_id = displayid;
display->m_name = QString("Display %1").arg(displayid);
m_displays[display->m_id] = display;
m_osxDisplayModes[displayid] = CGDisplayCopyAllDisplayModes(m_osxDisplays[displayid], nullptr);
if (!m_osxDisplayModes[displayid])
continue;
int numModes = (int)CFArrayGetCount(m_osxDisplayModes[displayid]);
for (int modeid = 0; modeid < numModes; modeid++)
{
totalModes++;
// add the videomode to the display
DMVideoModePtr mode = DMVideoModePtr(new DMVideoMode);
mode->m_id = modeid;
display->m_videoModes[modeid] = mode;
// grab videomode info
CGDisplayModeRef displayMode =
(CGDisplayModeRef)CFArrayGetValueAtIndex(m_osxDisplayModes[displayid], modeid);
mode->m_height = CGDisplayModeGetHeight(displayMode);
mode->m_width = CGDisplayModeGetWidth(displayMode);
mode->m_refreshRate = CGDisplayModeGetRefreshRate(displayMode);
CFStringRef pixEnc = CGDisplayModeCopyPixelEncoding(displayMode);
if (CFStringCompare(pixEnc, CFSTR(IO32BitDirectPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo)
mode->m_bitsPerPixel = 32;
else if (CFStringCompare(pixEnc, CFSTR(IO16BitDirectPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo)
mode->m_bitsPerPixel = 16;
else if (CFStringCompare(pixEnc, CFSTR(IO8BitIndexedPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo)
mode->m_bitsPerPixel = 8;
CFRelease(pixEnc);
mode->m_interlaced = (CGDisplayModeGetIOFlags(displayMode) & kDisplayModeInterlacedFlag) > 0;
if (mode->m_refreshRate == 0)
mode->m_refreshRate = 60;
}
}
if (totalModes == 0)
return false;
else
return DisplayManager::initialize();
}
/***********************************************************************
* EnumDisplaySettingsEx (MACDRV.@)
*
*/
BOOL CDECL macdrv_EnumDisplaySettingsEx(LPCWSTR devname, DWORD mode,
LPDEVMODEW devmode, DWORD flags)
{
static const WCHAR dev_name[CCHDEVICENAME] =
{ 'W','i','n','e',' ','M','a','c',' ','d','r','i','v','e','r',0 };
struct macdrv_display *displays = NULL;
int num_displays;
CGDisplayModeRef display_mode;
int display_mode_bpp;
BOOL synthesized = FALSE;
double rotation;
uint32_t io_flags;
TRACE("%s, %u, %p + %hu, %08x\n", debugstr_w(devname), mode, devmode, devmode->dmSize, flags);
init_original_display_mode();
memcpy(devmode->dmDeviceName, dev_name, sizeof(dev_name));
devmode->dmSpecVersion = DM_SPECVERSION;
devmode->dmDriverVersion = DM_SPECVERSION;
devmode->dmSize = FIELD_OFFSET(DEVMODEW, dmICMMethod);
devmode->dmDriverExtra = 0;
memset(&devmode->dmFields, 0, devmode->dmSize - FIELD_OFFSET(DEVMODEW, dmFields));
if (mode == ENUM_REGISTRY_SETTINGS)
{
TRACE("mode %d (registry) -- getting default mode\n", mode);
return read_registry_settings(devmode);
}
if (macdrv_get_displays(&displays, &num_displays))
goto failed;
if (mode == ENUM_CURRENT_SETTINGS)
{
TRACE("mode %d (current) -- getting current mode\n", mode);
display_mode = CGDisplayCopyDisplayMode(displays[0].displayID);
display_mode_bpp = display_mode_bits_per_pixel(display_mode);
}
else
{
DWORD count, i;
EnterCriticalSection(&modes_section);
if (mode == 0 || !modes)
{
if (modes) CFRelease(modes);
modes = copy_display_modes(displays[0].displayID);
modes_has_8bpp = modes_has_16bpp = FALSE;
if (modes)
{
count = CFArrayGetCount(modes);
for (i = 0; i < count && !(modes_has_8bpp && modes_has_16bpp); i++)
{
CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
int bpp = display_mode_bits_per_pixel(mode);
if (bpp == 8)
modes_has_8bpp = TRUE;
else if (bpp == 16)
modes_has_16bpp = TRUE;
}
}
}
display_mode = NULL;
if (modes)
{
int default_bpp = get_default_bpp();
DWORD seen_modes = 0;
count = CFArrayGetCount(modes);
for (i = 0; i < count; i++)
{
CGDisplayModeRef candidate = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
io_flags = CGDisplayModeGetIOFlags(candidate);
if (!(flags & EDS_RAWMODE) &&
(!(io_flags & kDisplayModeValidFlag) || !(io_flags & kDisplayModeSafeFlag)))
continue;
seen_modes++;
if (seen_modes > mode)
{
display_mode = (CGDisplayModeRef)CFRetain(candidate);
display_mode_bpp = display_mode_bits_per_pixel(display_mode);
break;
}
/* We only synthesize modes from those having the default bpp. */
if (display_mode_bits_per_pixel(candidate) != default_bpp)
continue;
if (!modes_has_8bpp)
{
seen_modes++;
if (seen_modes > mode)
{
display_mode = (CGDisplayModeRef)CFRetain(candidate);
display_mode_bpp = 8;
synthesized = TRUE;
break;
}
}
if (!modes_has_16bpp)
{
seen_modes++;
if (seen_modes > mode)
{
display_mode = (CGDisplayModeRef)CFRetain(candidate);
display_mode_bpp = 16;
synthesized = TRUE;
break;
}
}
}
}
LeaveCriticalSection(&modes_section);
}
if (!display_mode)
goto failed;
/* We currently only report modes for the primary display, so it's at (0, 0). */
devmode->dmPosition.x = 0;
devmode->dmPosition.y = 0;
devmode->dmFields |= DM_POSITION;
rotation = CGDisplayRotation(displays[0].displayID);
devmode->dmDisplayOrientation = ((int)((rotation / 90) + 0.5)) % 4;
devmode->dmFields |= DM_DISPLAYORIENTATION;
io_flags = CGDisplayModeGetIOFlags(display_mode);
if (io_flags & kDisplayModeStretchedFlag)
devmode->dmDisplayFixedOutput = DMDFO_STRETCH;
else
devmode->dmDisplayFixedOutput = DMDFO_CENTER;
devmode->dmFields |= DM_DISPLAYFIXEDOUTPUT;
devmode->dmBitsPerPel = display_mode_bpp;
if (devmode->dmBitsPerPel)
devmode->dmFields |= DM_BITSPERPEL;
devmode->dmPelsWidth = CGDisplayModeGetWidth(display_mode);
devmode->dmPelsHeight = CGDisplayModeGetHeight(display_mode);
devmode->dmFields |= DM_PELSWIDTH | DM_PELSHEIGHT;
devmode->dmDisplayFlags = 0;
if (io_flags & kDisplayModeInterlacedFlag)
devmode->dmDisplayFlags |= DM_INTERLACED;
devmode->dmFields |= DM_DISPLAYFLAGS;
devmode->dmDisplayFrequency = CGDisplayModeGetRefreshRate(display_mode);
if (!devmode->dmDisplayFrequency)
devmode->dmDisplayFrequency = 60;
devmode->dmFields |= DM_DISPLAYFREQUENCY;
CFRelease(display_mode);
macdrv_free_displays(displays);
TRACE("mode %d -- %dx%dx%dbpp @%d Hz", mode,
devmode->dmPelsWidth, devmode->dmPelsHeight, devmode->dmBitsPerPel,
devmode->dmDisplayFrequency);
if (devmode->dmDisplayOrientation)
TRACE(" rotated %u degrees", devmode->dmDisplayOrientation * 90);
if (devmode->dmDisplayFixedOutput == DMDFO_STRETCH)
TRACE(" stretched");
if (devmode->dmDisplayFlags & DM_INTERLACED)
TRACE(" interlaced");
if (synthesized)
TRACE(" (synthesized)");
TRACE("\n");
return TRUE;
failed:
TRACE("mode %d -- not present\n", mode);
if (displays) macdrv_free_displays(displays);
SetLastError(ERROR_NO_MORE_FILES);
return FALSE;
}
/***********************************************************************
* ChangeDisplaySettingsEx (MACDRV.@)
*
*/
LONG CDECL macdrv_ChangeDisplaySettingsEx(LPCWSTR devname, LPDEVMODEW devmode,
HWND hwnd, DWORD flags, LPVOID lpvoid)
{
LONG ret = DISP_CHANGE_BADMODE;
int bpp;
DEVMODEW dm;
BOOL def_mode = TRUE;
struct macdrv_display *displays;
int num_displays;
CFArrayRef display_modes;
CFIndex count, i, safe, best;
CGDisplayModeRef best_display_mode;
uint32_t best_io_flags;
TRACE("%s %p %p 0x%08x %p\n", debugstr_w(devname), devmode, hwnd, flags, lpvoid);
init_original_display_mode();
if (devmode)
{
/* this is the minimal dmSize that XP accepts */
if (devmode->dmSize < FIELD_OFFSET(DEVMODEW, dmFields))
return DISP_CHANGE_FAILED;
if (devmode->dmSize >= FIELD_OFFSET(DEVMODEW, dmFields) + sizeof(devmode->dmFields))
{
if (((devmode->dmFields & DM_BITSPERPEL) && devmode->dmBitsPerPel) ||
((devmode->dmFields & DM_PELSWIDTH) && devmode->dmPelsWidth) ||
((devmode->dmFields & DM_PELSHEIGHT) && devmode->dmPelsHeight) ||
((devmode->dmFields & DM_DISPLAYFREQUENCY) && devmode->dmDisplayFrequency))
def_mode = FALSE;
}
}
if (def_mode)
{
if (!macdrv_EnumDisplaySettingsEx(devname, ENUM_REGISTRY_SETTINGS, &dm, 0))
{
ERR("Default mode not found!\n");
return DISP_CHANGE_BADMODE;
}
TRACE("Return to original display mode\n");
devmode = &dm;
}
if ((devmode->dmFields & (DM_PELSWIDTH | DM_PELSHEIGHT)) != (DM_PELSWIDTH | DM_PELSHEIGHT))
{
WARN("devmode doesn't specify the resolution: %04x\n", devmode->dmFields);
return DISP_CHANGE_BADMODE;
}
if (macdrv_get_displays(&displays, &num_displays))
return DISP_CHANGE_FAILED;
display_modes = copy_display_modes(displays[0].displayID);
if (!display_modes)
{
macdrv_free_displays(displays);
return DISP_CHANGE_FAILED;
}
bpp = get_default_bpp();
if ((devmode->dmFields & DM_BITSPERPEL) && devmode->dmBitsPerPel != bpp)
TRACE("using default %d bpp instead of caller's request %d bpp\n", bpp, devmode->dmBitsPerPel);
TRACE("looking for %dx%dx%dbpp @%d Hz",
(devmode->dmFields & DM_PELSWIDTH ? devmode->dmPelsWidth : 0),
(devmode->dmFields & DM_PELSHEIGHT ? devmode->dmPelsHeight : 0),
bpp,
(devmode->dmFields & DM_DISPLAYFREQUENCY ? devmode->dmDisplayFrequency : 0));
if (devmode->dmFields & DM_DISPLAYFIXEDOUTPUT)
TRACE(" %sstretched", devmode->dmDisplayFixedOutput == DMDFO_STRETCH ? "" : "un");
if (devmode->dmFields & DM_DISPLAYFLAGS)
TRACE(" %sinterlaced", devmode->dmDisplayFlags & DM_INTERLACED ? "" : "non-");
TRACE("\n");
safe = -1;
best_display_mode = NULL;
count = CFArrayGetCount(display_modes);
for (i = 0; i < count; i++)
{
CGDisplayModeRef display_mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(display_modes, i);
uint32_t io_flags = CGDisplayModeGetIOFlags(display_mode);
int mode_bpp = display_mode_bits_per_pixel(display_mode);
size_t width = CGDisplayModeGetWidth(display_mode);
size_t height = CGDisplayModeGetHeight(display_mode);
if (!(io_flags & kDisplayModeValidFlag) || !(io_flags & kDisplayModeSafeFlag))
continue;
safe++;
if (bpp != mode_bpp)
continue;
if (devmode->dmFields & DM_PELSWIDTH)
{
if (devmode->dmPelsWidth != width)
continue;
}
if (devmode->dmFields & DM_PELSHEIGHT)
{
if (devmode->dmPelsHeight != height)
continue;
}
if ((devmode->dmFields & DM_DISPLAYFREQUENCY) && devmode->dmDisplayFrequency != 0)
{
double refresh_rate = CGDisplayModeGetRefreshRate(display_mode);
if (!refresh_rate)
refresh_rate = 60;
if (devmode->dmDisplayFrequency != (DWORD)refresh_rate)
continue;
}
if (devmode->dmFields & DM_DISPLAYFLAGS)
{
if (!(devmode->dmDisplayFlags & DM_INTERLACED) != !(io_flags & kDisplayModeInterlacedFlag))
continue;
}
else if (best_display_mode)
{
if (io_flags & kDisplayModeInterlacedFlag && !(best_io_flags & kDisplayModeInterlacedFlag))
continue;
else if (!(io_flags & kDisplayModeInterlacedFlag) && best_io_flags & kDisplayModeInterlacedFlag)
goto better;
}
if (devmode->dmFields & DM_DISPLAYFIXEDOUTPUT)
{
if (!(devmode->dmDisplayFixedOutput == DMDFO_STRETCH) != !(io_flags & kDisplayModeStretchedFlag))
continue;
}
else if (best_display_mode)
{
if (io_flags & kDisplayModeStretchedFlag && !(best_io_flags & kDisplayModeStretchedFlag))
continue;
else if (!(io_flags & kDisplayModeStretchedFlag) && best_io_flags & kDisplayModeStretchedFlag)
goto better;
}
if (best_display_mode)
continue;
better:
best_display_mode = display_mode;
best = safe;
best_io_flags = io_flags;
}
if (best_display_mode)
{
/* we have a valid mode */
TRACE("Requested display settings match mode %ld\n", best);
if ((flags & CDS_UPDATEREGISTRY) && !write_registry_settings(devmode))
{
WARN("Failed to update registry\n");
ret = DISP_CHANGE_NOTUPDATED;
}
else if (flags & (CDS_TEST | CDS_NORESET))
ret = DISP_CHANGE_SUCCESSFUL;
else if (macdrv_set_display_mode(&displays[0], best_display_mode))
{
int mode_bpp = display_mode_bits_per_pixel(best_display_mode);
size_t width = CGDisplayModeGetWidth(best_display_mode);
size_t height = CGDisplayModeGetHeight(best_display_mode);
SendMessageW(GetDesktopWindow(), WM_MACDRV_UPDATE_DESKTOP_RECT, mode_bpp,
MAKELPARAM(width, height));
ret = DISP_CHANGE_SUCCESSFUL;
}
else
{
WARN("Failed to set display mode\n");
ret = DISP_CHANGE_FAILED;
}
}
else
{
/* no valid modes found */
ERR("No matching mode found %ux%ux%d @%u!\n", devmode->dmPelsWidth, devmode->dmPelsHeight,
bpp, devmode->dmDisplayFrequency);
}
CFRelease(display_modes);
macdrv_free_displays(displays);
return ret;
}
static BOOL write_display_settings(HKEY parent_hkey, CGDirectDisplayID displayID)
{
BOOL ret = FALSE;
char display_key_name[19];
HKEY display_hkey;
CGDisplayModeRef display_mode;
DWORD val;
CFStringRef pixel_encoding;
size_t len;
WCHAR* buf = NULL;
snprintf(display_key_name, sizeof(display_key_name), "Display 0x%08x", CGDisplayUnitNumber(displayID));
/* @@ Wine registry key: HKLM\Software\Wine\Mac Driver\Initial Display Mode\Display 0xnnnnnnnn */
if (RegCreateKeyExA(parent_hkey, display_key_name, 0, NULL,
REG_OPTION_VOLATILE, KEY_WRITE, NULL, &display_hkey, NULL))
return FALSE;
display_mode = CGDisplayCopyDisplayMode(displayID);
if (!display_mode)
goto fail;
val = CGDisplayModeGetWidth(display_mode);
if (RegSetValueExA(display_hkey, "Width", 0, REG_DWORD, (const BYTE*)&val, sizeof(val)))
goto fail;
val = CGDisplayModeGetHeight(display_mode);
if (RegSetValueExA(display_hkey, "Height", 0, REG_DWORD, (const BYTE*)&val, sizeof(val)))
goto fail;
val = CGDisplayModeGetRefreshRate(display_mode) * 100;
if (RegSetValueExA(display_hkey, "RefreshRateTimes100", 0, REG_DWORD, (const BYTE*)&val, sizeof(val)))
goto fail;
val = CGDisplayModeGetIOFlags(display_mode);
if (RegSetValueExA(display_hkey, "IOFlags", 0, REG_DWORD, (const BYTE*)&val, sizeof(val)))
goto fail;
#if defined(MAC_OS_X_VERSION_10_8) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_8
if (CGDisplayModeGetPixelWidth != NULL && CGDisplayModeGetPixelHeight != NULL)
{
val = CGDisplayModeGetPixelWidth(display_mode);
if (RegSetValueExA(display_hkey, "PixelWidth", 0, REG_DWORD, (const BYTE*)&val, sizeof(val)))
goto fail;
val = CGDisplayModeGetPixelHeight(display_mode);
if (RegSetValueExA(display_hkey, "PixelHeight", 0, REG_DWORD, (const BYTE*)&val, sizeof(val)))
goto fail;
}
#endif
pixel_encoding = CGDisplayModeCopyPixelEncoding(display_mode);
len = CFStringGetLength(pixel_encoding);
buf = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
CFStringGetCharacters(pixel_encoding, CFRangeMake(0, len), (UniChar*)buf);
buf[len] = 0;
CFRelease(pixel_encoding);
if (RegSetValueExW(display_hkey, pixelencodingW, 0, REG_SZ, (const BYTE*)buf, (len + 1) * sizeof(WCHAR)))
goto fail;
ret = TRUE;
fail:
HeapFree(GetProcessHeap(), 0, buf);
if (display_mode) CGDisplayModeRelease(display_mode);
RegCloseKey(display_hkey);
if (!ret)
RegDeleteKeyA(parent_hkey, display_key_name);
return ret;
}
static Bool
QuartzRandREnumerateModes(ScreenPtr pScreen,
QuartzModeCallback callback,
void *data)
{
Bool retval = FALSE;
QuartzScreenPtr pQuartzScreen = QUARTZ_PRIV(pScreen);
/* Just an 800x600 fallback if we have no attached heads */
if (pQuartzScreen->displayIDs) {
CGDisplayModeRef curModeRef, modeRef;
CFStringRef curPixelEnc, pixelEnc;
CFComparisonResult pixelEncEqual;
CFArrayRef modes;
QuartzModeInfo modeInfo;
int i;
CGDirectDisplayID screenId = pQuartzScreen->displayIDs[0];
curModeRef = CGDisplayCopyDisplayMode(screenId);
if (!curModeRef)
return FALSE;
curPixelEnc = CGDisplayModeCopyPixelEncoding(curModeRef);
CGDisplayModeRelease(curModeRef);
modes = CGDisplayCopyAllDisplayModes(screenId, NULL);
if (!modes) {
CFRelease(curPixelEnc);
return FALSE;
}
for (i = 0; i < CFArrayGetCount(modes); i++) {
int cb;
modeRef = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
/* Skip modes that are not usable on the current display or have a
different pixel encoding than the current mode. */
if ((CGDisplayModeGetIOFlags(modeRef) &
kDisplayModeUsableFlags) !=
kDisplayModeUsableFlags)
continue;
pixelEnc = CGDisplayModeCopyPixelEncoding(modeRef);
pixelEncEqual = CFStringCompare(pixelEnc, curPixelEnc, 0);
CFRelease(pixelEnc);
if (pixelEncEqual != kCFCompareEqualTo)
continue;
QuartzRandRGetModeInfo(modeRef, &modeInfo);
modeInfo.ref = modeRef;
cb = callback(pScreen, &modeInfo, data);
if (cb == CALLBACK_CONTINUE) {
retval = TRUE;
}
else if (cb == CALLBACK_SUCCESS) {
CFRelease(modes);
CFRelease(curPixelEnc);
return TRUE;
}
else if (cb == CALLBACK_ERROR) {
CFRelease(modes);
CFRelease(curPixelEnc);
return FALSE;
}
}
CFRelease(modes);
CFRelease(curPixelEnc);
}
switch (callback(pScreen, &pQuartzScreen->rootlessMode, data)) {
case CALLBACK_SUCCESS:
return TRUE;
case CALLBACK_ERROR:
return FALSE;
case CALLBACK_CONTINUE:
retval = TRUE;
default:
break;
}
switch (callback(pScreen, &pQuartzScreen->fullscreenMode, data)) {
case CALLBACK_SUCCESS:
return TRUE;
case CALLBACK_ERROR:
return FALSE;
case CALLBACK_CONTINUE:
retval = TRUE;
default:
break;
}
return retval;
}
unsigned int listAvailableModes(CGDirectDisplayID display, int displayNum) {
unsigned int returncode = 1;
int numModes = 0;
int i;
CFArrayRef allModes = CGDisplayCopyAllDisplayModes(display, NULL);
if (allModes == NULL) {
returncode = 0;
}
numModes = CFArrayGetCount(allModes);
// sort the array of display modes
CFMutableArrayRef allModesSorted = CFArrayCreateMutableCopy(
kCFAllocatorDefault,
numModes,
allModes
);
CFArraySortValues(
allModesSorted,
CFRangeMake(0, CFArrayGetCount(allModesSorted)),
(CFComparatorFunction) _compareCFDisplayModes,
NULL
);
#ifndef LIST_DEBUG
if(displayNum != 0)
printf("\n\n");
printf("Available Modes on Display %d\n", displayNum);
#endif
CGDisplayModeRef mode;
int modesPerColumn = numModes / MODES_PER_LINE;
for (i = 0; (i < numModes) && returncode; i++) {
int rowNumber = (i / MODES_PER_LINE);
int idxDisplayMode = (i % MODES_PER_LINE) * modesPerColumn + rowNumber;
// if there are an even number of display modes to display,
// the last mode must have it's index decremented by 1
idxDisplayMode = MIN(idxDisplayMode, numModes - 1);
mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(allModesSorted, idxDisplayMode);
// This formatting is functional but it ought to be done less poorly.
#ifndef LIST_DEBUG
if (i % MODES_PER_LINE == 0) {
printf(" ");
} else {
printf("\t");
}
char modestr [50];
sprintf(modestr, "%4lux%4lux%lu@%.0f",
CGDisplayModeGetWidth(mode),
CGDisplayModeGetHeight(mode),
bitDepth(mode),
CGDisplayModeGetRefreshRate(mode));
printf("%-20s ", modestr);
if(i % MODES_PER_LINE == MODES_PER_LINE - 1)
printf("\n");
#else
uint32_t ioflags = CGDisplayModeGetIOFlags(mode);
printf("display: %d %4lux%4lux%2lu@%.0f usable:%u ioflags:%4x valid:%u safe:%u default:%u",
displayNum,
CGDisplayModeGetWidth(mode),
CGDisplayModeGetHeight(mode),
bitDepth(mode),
CGDisplayModeGetRefreshRate(mode),
CGDisplayModeIsUsableForDesktopGUI(mode),
ioflags,
ioflags & kDisplayModeValidFlag ?1:0,
ioflags & kDisplayModeSafeFlag ?1:0,
ioflags & kDisplayModeDefaultFlag ?1:0 );
printf(" safety:%u alwaysshow:%u nevershow:%u notresize:%u requirepan:%u int:%u simul:%u",
ioflags & kDisplayModeSafetyFlags ?1:0,
ioflags & kDisplayModeAlwaysShowFlag ?1:0,
ioflags & kDisplayModeNeverShowFlag ?1:0,
ioflags & kDisplayModeNotResizeFlag ?1:0,
ioflags & kDisplayModeRequiresPanFlag ?1:0,
ioflags & kDisplayModeInterlacedFlag ?1:0,
ioflags & kDisplayModeSimulscanFlag ?1:0 );
printf(" builtin:%u notpreset:%u stretched:%u notgfxqual:%u valagnstdisp:%u tv:%u vldmirror:%u\n",
ioflags & kDisplayModeBuiltInFlag ?1:0,
ioflags & kDisplayModeNotPresetFlag ?1:0,
ioflags & kDisplayModeStretchedFlag ?1:0,
ioflags & kDisplayModeNotGraphicsQualityFlag ?1:0,
ioflags & kDisplayModeValidateAgainstDisplay ?1:0,
ioflags & kDisplayModeTelevisionFlag ?1:0,
ioflags & kDisplayModeValidForMirroringFlag ?1:0 );
#endif
}
CFRelease(allModes);
CFRelease(allModesSorted);
return returncode;
}
/***********************************************************************
* copy_display_modes
*
* Wrapper around CGDisplayCopyAllDisplayModes() to include additional
* modes on Retina-capable systems, but filter those which would confuse
* Windows apps (basically duplicates at different DPIs).
*
* For example, some Retina Macs support a 1920x1200 mode, but it's not
* returned from CGDisplayCopyAllDisplayModes() without special options.
* This is especially bad if that's the user's default mode, since then
* no "available" mode matches the initial settings.
*/
static CFArrayRef copy_display_modes(CGDirectDisplayID display)
{
CFArrayRef modes = NULL;
#if defined(MAC_OS_X_VERSION_10_8) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_8
if (&kCGDisplayShowDuplicateLowResolutionModes != NULL &&
CGDisplayModeGetPixelWidth != NULL && CGDisplayModeGetPixelHeight != NULL)
{
CFDictionaryRef options;
CFMutableDictionaryRef modes_by_size;
CFIndex i, count;
CGDisplayModeRef* mode_array;
options = CFDictionaryCreate(NULL, (const void**)&kCGDisplayShowDuplicateLowResolutionModes,
(const void**)&kCFBooleanTrue, 1, &kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
modes = CGDisplayCopyAllDisplayModes(display, options);
if (options)
CFRelease(options);
if (!modes)
return NULL;
modes_by_size = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
count = CFArrayGetCount(modes);
for (i = 0; i < count; i++)
{
BOOL better = TRUE;
CGDisplayModeRef new_mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
uint32_t new_flags = CGDisplayModeGetIOFlags(new_mode);
CFStringRef pixel_encoding;
size_t width_points;
size_t height_points;
CFDictionaryRef key;
CGDisplayModeRef old_mode;
if (!(new_flags & kDisplayModeDefaultFlag) && (pixel_encoding = CGDisplayModeCopyPixelEncoding(new_mode)))
{
BOOL bpp30 = CFEqual(pixel_encoding, CFSTR(kIO30BitDirectPixels));
CFRelease(pixel_encoding);
if (bpp30)
{
/* This is an odd pixel encoding. It seems it's only returned
when using kCGDisplayShowDuplicateLowResolutionModes. It's
32bpp in terms of the actual raster layout, but it's 10
bits per component. I think that no Windows program is
likely to need it and they will probably be confused by it.
Skip it. */
continue;
}
}
width_points = CGDisplayModeGetWidth(new_mode);
height_points = CGDisplayModeGetHeight(new_mode);
key = create_mode_dict(new_mode);
old_mode = (CGDisplayModeRef)CFDictionaryGetValue(modes_by_size, key);
if (old_mode)
{
uint32_t old_flags = CGDisplayModeGetIOFlags(old_mode);
/* If a given mode is the user's default, then always list it in preference to any similar
modes that may exist. */
if ((new_flags & kDisplayModeDefaultFlag) && !(old_flags & kDisplayModeDefaultFlag))
better = TRUE;
else if (!(new_flags & kDisplayModeDefaultFlag) && (old_flags & kDisplayModeDefaultFlag))
better = FALSE;
else
{
/* Otherwise, prefer a mode whose pixel size equals its point size over one which
is scaled. */
size_t new_width_pixels = CGDisplayModeGetPixelWidth(new_mode);
size_t new_height_pixels = CGDisplayModeGetPixelHeight(new_mode);
size_t old_width_pixels = CGDisplayModeGetPixelWidth(old_mode);
size_t old_height_pixels = CGDisplayModeGetPixelHeight(old_mode);
BOOL new_size_same = (new_width_pixels == width_points && new_height_pixels == height_points);
BOOL old_size_same = (old_width_pixels == width_points && old_height_pixels == height_points);
if (new_size_same && !old_size_same)
better = TRUE;
else if (!new_size_same && old_size_same)
better = FALSE;
else
{
/* Otherwise, prefer the mode with the smaller pixel size. */
if (old_width_pixels < new_width_pixels || old_height_pixels < new_height_pixels)
better = FALSE;
}
}
}
if (better)
CFDictionarySetValue(modes_by_size, key, new_mode);
CFRelease(key);
}
CFRelease(modes);
count = CFDictionaryGetCount(modes_by_size);
mode_array = HeapAlloc(GetProcessHeap(), 0, count * sizeof(mode_array[0]));
CFDictionaryGetKeysAndValues(modes_by_size, NULL, (const void **)mode_array);
modes = CFArrayCreate(NULL, (const void **)mode_array, count, &kCFTypeArrayCallBacks);
HeapFree(GetProcessHeap(), 0, mode_array);
CFRelease(modes_by_size);
}
else
#endif
modes = CGDisplayCopyAllDisplayModes(display, NULL);
return modes;
}
