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/*
* MACDRV display settings
*
* Copyright 2003 Alexander James Pasadyn
* Copyright 2011, 2012, 2013 Ken Thomases for CodeWeavers Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "macdrv.h"
#include "winuser.h"
#include "winreg.h"
#include "ddrawi.h"
#define WIN32_NO_STATUS
#include "winternl.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(display);
struct display_mode_descriptor
{
DWORD width;
DWORD height;
DWORD pixel_width;
DWORD pixel_height;
DWORD io_flags;
double refresh;
CFStringRef pixel_encoding;
};
BOOL macdrv_EnumDisplaySettingsEx(LPCWSTR devname, DWORD mode, LPDEVMODEW devmode, DWORD flags);
static const char initial_mode_key[] = "Initial Display Mode";
static const WCHAR pixelencodingW[] = {'P','i','x','e','l','E','n','c','o','d','i','n','g',0};
static const WCHAR adapter_prefixW[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y'};
static const WCHAR video_keyW[] = {
'H','A','R','D','W','A','R','E','\\',
'D','E','V','I','C','E','M','A','P','\\',
'V','I','D','E','O',0};
static const WCHAR device_video_fmtW[] = {
'\\','D','e','v','i','c','e','\\',
'V','i','d','e','o','%','d',0};
static CFArrayRef modes;
static BOOL modes_has_8bpp, modes_has_16bpp;
static int default_mode_bpp;
static CRITICAL_SECTION modes_section;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &modes_section,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": modes_section") }
};
static CRITICAL_SECTION modes_section = { &critsect_debug, -1, 0, 0, 0, 0 };
static BOOL inited_original_display_mode;
static HANDLE get_display_device_init_mutex(void)
{
static const WCHAR init_mutexW[] = {'d','i','s','p','l','a','y','_','d','e','v','i','c','e','_','i','n','i','t'};
UNICODE_STRING name = { sizeof(init_mutexW), sizeof(init_mutexW), (WCHAR *)init_mutexW };
OBJECT_ATTRIBUTES attr;
HANDLE mutex = 0;
InitializeObjectAttributes(&attr, &name, OBJ_OPENIF, NULL, NULL);
NtCreateMutant(&mutex, MUTEX_ALL_ACCESS, &attr, FALSE);
if (mutex) NtWaitForSingleObject(mutex, FALSE, NULL);
return mutex;
}
static void release_display_device_init_mutex(HANDLE mutex)
{
NtReleaseMutant(mutex, NULL);
NtClose(mutex);
}
static BOOL get_display_device_reg_key(const WCHAR *device_name, WCHAR *key, unsigned len)
{
WCHAR value_name[MAX_PATH], buffer[MAX_PATH], *end_ptr;
DWORD adapter_index, size;
/* Device name has to be \\.\DISPLAY%d */
if (strncmpiW(device_name, adapter_prefixW, ARRAY_SIZE(adapter_prefixW)))
return FALSE;
/* Parse \\.\DISPLAY* */
adapter_index = strtolW(device_name + ARRAY_SIZE(adapter_prefixW), &end_ptr, 10) - 1;
if (*end_ptr)
return FALSE;
/* Open \Device\Video* in HKLM\HARDWARE\DEVICEMAP\VIDEO\ */
sprintfW(value_name, device_video_fmtW, adapter_index);
size = sizeof(buffer);
if (RegGetValueW(HKEY_LOCAL_MACHINE, video_keyW, value_name, RRF_RT_REG_SZ, NULL, buffer, &size))
return FALSE;
if (len < lstrlenW(buffer + 18) + 1)
return FALSE;
/* Skip \Registry\Machine\ prefix */
lstrcpyW(key, buffer + 18);
TRACE("display device %s registry settings key %s.\n", wine_dbgstr_w(device_name), wine_dbgstr_w(key));
return TRUE;
}
static BOOL query_display_setting(HKEY hkey, const char *name, DWORD *ret)
{
char buffer[1024];
WCHAR nameW[128];
KEY_VALUE_PARTIAL_INFORMATION *value = (void *)buffer;
asciiz_to_unicode(nameW, name);
if (query_reg_value(hkey, nameW, value, sizeof(buffer)) != sizeof(DWORD) ||
value->Type != REG_DWORD)
return FALSE;
*ret = *(DWORD *)value->Data;
return TRUE;
}
static BOOL read_registry_settings(const WCHAR *device_name, DEVMODEW *dm)
{
WCHAR wine_mac_reg_key[MAX_PATH];
HANDLE mutex;
HKEY hkey;
BOOL ret = TRUE;
dm->dmFields = 0;
mutex = get_display_device_init_mutex();
if (!get_display_device_reg_key(device_name, wine_mac_reg_key, ARRAY_SIZE(wine_mac_reg_key)))
{
release_display_device_init_mutex(mutex);
return FALSE;
}
if (RegOpenKeyExW(HKEY_CURRENT_CONFIG, wine_mac_reg_key, 0, KEY_READ, &hkey))
{
release_display_device_init_mutex(mutex);
return FALSE;
}
ret &= query_display_setting(hkey, "DefaultSettings.BitsPerPel", &dm->dmBitsPerPel);
dm->dmFields |= DM_BITSPERPEL;
ret &= query_display_setting(hkey, "DefaultSettings.XResolution", &dm->dmPelsWidth);
dm->dmFields |= DM_PELSWIDTH;
ret &= query_display_setting(hkey, "DefaultSettings.YResolution", &dm->dmPelsHeight);
dm->dmFields |= DM_PELSHEIGHT;
ret &= query_display_setting(hkey, "DefaultSettings.VRefresh", &dm->dmDisplayFrequency);
dm->dmFields |= DM_DISPLAYFREQUENCY;
ret &= query_display_setting(hkey, "DefaultSettings.Flags", &dm->dmDisplayFlags);
dm->dmFields |= DM_DISPLAYFLAGS;
ret &= query_display_setting(hkey, "DefaultSettings.XPanning", (DWORD *)&dm->dmPosition.x);
ret &= query_display_setting(hkey, "DefaultSettings.YPanning", (DWORD *)&dm->dmPosition.y);
dm->dmFields |= DM_POSITION;
ret &= query_display_setting(hkey, "DefaultSettings.Orientation", &dm->dmDisplayOrientation);
dm->dmFields |= DM_DISPLAYORIENTATION;
ret &= query_display_setting(hkey, "DefaultSettings.FixedOutput", &dm->dmDisplayFixedOutput);
NtClose(hkey);
release_display_device_init_mutex(mutex);
return ret;
}
static BOOL set_setting_value(HKEY hkey, const char *name, DWORD val)
{
WCHAR nameW[128];
UNICODE_STRING str = { asciiz_to_unicode(nameW, name) - sizeof(WCHAR), sizeof(nameW), nameW };
return !NtSetValueKey(hkey, &str, 0, REG_DWORD, &val, sizeof(val));
}
static BOOL write_registry_settings(const WCHAR *device_name, const DEVMODEW *dm)
{
WCHAR wine_mac_reg_key[MAX_PATH];
HANDLE mutex;
HKEY hkey;
BOOL ret = TRUE;
mutex = get_display_device_init_mutex();
if (!get_display_device_reg_key(device_name, wine_mac_reg_key, ARRAY_SIZE(wine_mac_reg_key)))
{
release_display_device_init_mutex(mutex);
return FALSE;
}
if (RegCreateKeyExW(HKEY_CURRENT_CONFIG, wine_mac_reg_key, 0, NULL,
REG_OPTION_VOLATILE, KEY_WRITE, NULL, &hkey, NULL))
{
release_display_device_init_mutex(mutex);
return FALSE;
}
ret &= set_setting_value(hkey, "DefaultSettings.BitsPerPel", dm->dmBitsPerPel);
ret &= set_setting_value(hkey, "DefaultSettings.XResolution", dm->dmPelsWidth);
ret &= set_setting_value(hkey, "DefaultSettings.YResolution", dm->dmPelsHeight);
ret &= set_setting_value(hkey, "DefaultSettings.VRefresh", dm->dmDisplayFrequency);
ret &= set_setting_value(hkey, "DefaultSettings.Flags", dm->dmDisplayFlags);
ret &= set_setting_value(hkey, "DefaultSettings.XPanning", dm->dmPosition.x);
ret &= set_setting_value(hkey, "DefaultSettings.YPanning", dm->dmPosition.y);
ret &= set_setting_value(hkey, "DefaultSettings.Orientation", dm->dmDisplayOrientation);
ret &= set_setting_value(hkey, "DefaultSettings.FixedOutput", dm->dmDisplayFixedOutput);
NtClose(hkey);
release_display_device_init_mutex(mutex);
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 void init_original_display_mode(void)
{
BOOL success = FALSE;
HKEY mac_driver_hkey, parent_hkey;
DWORD disposition;
struct macdrv_display *displays = NULL;
int num_displays, i;
if (inited_original_display_mode)
return;
/* @@ Wine registry key: HKLM\Software\Wine\Mac Driver */
if (RegCreateKeyExA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Mac Driver", 0, NULL,
0, KEY_ALL_ACCESS, NULL, &mac_driver_hkey, NULL))
return;
/* @@ Wine registry key: HKLM\Software\Wine\Mac Driver\Initial Display Mode */
if (RegCreateKeyExA(mac_driver_hkey, initial_mode_key, 0, NULL,
REG_OPTION_VOLATILE, KEY_WRITE, NULL, &parent_hkey, &disposition))
{
parent_hkey = NULL;
goto fail;
}
/* If we didn't create a new key, then it already existed. Something already stored
the initial display mode since Wine was started. We don't want to overwrite it. */
if (disposition != REG_CREATED_NEW_KEY)
goto done;
if (macdrv_get_displays(&displays, &num_displays))
goto fail;
for (i = 0; i < num_displays; i++)
{
if (!write_display_settings(parent_hkey, displays[i].displayID))
goto fail;
}
done:
success = TRUE;
fail:
macdrv_free_displays(displays);
RegCloseKey(parent_hkey);
if (!success && parent_hkey)
RegDeleteTreeA(mac_driver_hkey, initial_mode_key);
RegCloseKey(mac_driver_hkey);
if (success)
inited_original_display_mode = TRUE;
}
static BOOL read_dword(HKEY hkey, const char* name, DWORD* val)
{
DWORD type, size = sizeof(*val);
if (RegQueryValueExA(hkey, name, 0, &type, (BYTE*)val, &size) || type != REG_DWORD || size != sizeof(*val))
return FALSE;
return TRUE;
}
static void free_display_mode_descriptor(struct display_mode_descriptor* desc)
{
if (desc)
{
if (desc->pixel_encoding)
CFRelease(desc->pixel_encoding);
HeapFree(GetProcessHeap(), 0, desc);
}
}
static struct display_mode_descriptor* create_original_display_mode_descriptor(CGDirectDisplayID displayID)
{
static const char display_key_format[] = "Software\\Wine\\Mac Driver\\Initial Display Mode\\Display 0x%08x";
struct display_mode_descriptor* ret = NULL;
struct display_mode_descriptor* desc;
char display_key[sizeof(display_key_format) + 10];
HKEY hkey;
DWORD type, size;
DWORD refresh100;
WCHAR* pixel_encoding = NULL;
init_original_display_mode();
snprintf(display_key, sizeof(display_key), display_key_format, CGDisplayUnitNumber(displayID));
/* @@ Wine registry key: HKLM\Software\Wine\Mac Driver\Initial Display Mode\Display 0xnnnnnnnn */
if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, display_key, 0, KEY_READ, &hkey))
return NULL;
desc = HeapAlloc(GetProcessHeap(), 0, sizeof(*desc));
desc->pixel_encoding = NULL;
if (!read_dword(hkey, "Width", &desc->width) ||
!read_dword(hkey, "Height", &desc->height) ||
!read_dword(hkey, "RefreshRateTimes100", &refresh100) ||
!read_dword(hkey, "IOFlags", &desc->io_flags))
goto done;
if (refresh100)
desc->refresh = refresh100 / 100.0;
else
desc->refresh = 60;
if (!read_dword(hkey, "PixelWidth", &desc->pixel_width) ||
!read_dword(hkey, "PixelHeight", &desc->pixel_height))
{
desc->pixel_width = desc->width;
desc->pixel_height = desc->height;
}
size = 0;
if (RegQueryValueExW(hkey, pixelencodingW, 0, &type, NULL, &size) || type != REG_SZ)
goto done;
size += sizeof(WCHAR);
pixel_encoding = HeapAlloc(GetProcessHeap(), 0, size);
if (RegQueryValueExW(hkey, pixelencodingW, 0, &type, (BYTE*)pixel_encoding, &size) || type != REG_SZ)
goto done;
desc->pixel_encoding = CFStringCreateWithCharacters(NULL, (const UniChar*)pixel_encoding, strlenW(pixel_encoding));
ret = desc;
done:
if (!ret)
free_display_mode_descriptor(desc);
HeapFree(GetProcessHeap(), 0, pixel_encoding);
RegCloseKey(hkey);
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;
}
static int display_mode_bits_per_pixel(CGDisplayModeRef display_mode)
{
CFStringRef pixel_encoding;
int bits_per_pixel = 0;
pixel_encoding = CGDisplayModeCopyPixelEncoding(display_mode);
if (pixel_encoding)
{
if (CFEqual(pixel_encoding, CFSTR(kIO32BitFloatPixels)))
bits_per_pixel = 128;
else if (CFEqual(pixel_encoding, CFSTR(kIO16BitFloatPixels)))
bits_per_pixel = 64;
else if (CFEqual(pixel_encoding, CFSTR(kIO64BitDirectPixels)))
bits_per_pixel = 64;
else if (CFEqual(pixel_encoding, CFSTR(kIO30BitDirectPixels)))
bits_per_pixel = 30;
else if (CFEqual(pixel_encoding, CFSTR(IO32BitDirectPixels)))
bits_per_pixel = 32;
else if (CFEqual(pixel_encoding, CFSTR(IO16BitDirectPixels)))
bits_per_pixel = 16;
else if (CFEqual(pixel_encoding, CFSTR(IO8BitIndexedPixels)))
bits_per_pixel = 8;
else if (CFEqual(pixel_encoding, CFSTR(IO4BitIndexedPixels)))
bits_per_pixel = 4;
else if (CFEqual(pixel_encoding, CFSTR(IO2BitIndexedPixels)))
bits_per_pixel = 2;
else if (CFEqual(pixel_encoding, CFSTR(IO1BitIndexedPixels)))
bits_per_pixel = 1;
CFRelease(pixel_encoding);
}
return bits_per_pixel;
}
static int get_default_bpp(void)
{
int ret;
EnterCriticalSection(&modes_section);
if (!default_mode_bpp)
{
CGDisplayModeRef mode = CGDisplayCopyDisplayMode(kCGDirectMainDisplay);
if (mode)
{
default_mode_bpp = display_mode_bits_per_pixel(mode);
CFRelease(mode);
}
if (!default_mode_bpp)
default_mode_bpp = 32;
}
ret = default_mode_bpp;
LeaveCriticalSection(&modes_section);
TRACE(" -> %d\n", ret);
return ret;
}
static BOOL display_mode_is_supported(CGDisplayModeRef display_mode)
{
uint32_t io_flags = CGDisplayModeGetIOFlags(display_mode);
return (io_flags & kDisplayModeValidFlag) && (io_flags & kDisplayModeSafeFlag);
}
#if defined(MAC_OS_X_VERSION_10_8) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_8
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[ARRAY_SIZE(keys)] = {
cf_io_flags,
cf_width,
cf_height,
pixel_encoding,
cf_refresh,
};
ret = CFDictionaryCreate(NULL, (const void**)keys, (const void**)values, ARRAY_SIZE(keys),
&kCFCopyStringDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
}
CFRelease(pixel_encoding);
CFRelease(cf_io_flags);
CFRelease(cf_width);
CFRelease(cf_height);
CFRelease(cf_refresh);
return ret;
}
static BOOL mode_is_preferred(CGDisplayModeRef new_mode, CGDisplayModeRef old_mode,
struct display_mode_descriptor *original_mode_desc,
BOOL include_unsupported)
{
BOOL new_is_supported;
CFStringRef pixel_encoding;
size_t width_points, height_points;
size_t old_width_pixels, old_height_pixels, new_width_pixels, new_height_pixels;
BOOL old_size_same, new_size_same;
/* If a given mode is the user's default, then always list it in preference to any similar
modes that may exist. */
if (display_mode_matches_descriptor(new_mode, original_mode_desc))
return TRUE;
/* Skip unsupported modes unless told to do otherwise. */
new_is_supported = display_mode_is_supported(new_mode);
if (!new_is_supported && !include_unsupported)
return FALSE;
pixel_encoding = CGDisplayModeCopyPixelEncoding(new_mode);
if (pixel_encoding)
{
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. */
return FALSE;
}
}
if (!old_mode)
return TRUE;
/* Prefer the original mode over any similar mode. */
if (display_mode_matches_descriptor(old_mode, original_mode_desc))
return FALSE;
/* Prefer supported modes over similar unsupported ones. */
if (!new_is_supported && display_mode_is_supported(old_mode))
return FALSE;
/* Otherwise, prefer a mode whose pixel size equals its point size over one which
is scaled. */
width_points = CGDisplayModeGetWidth(new_mode);
height_points = CGDisplayModeGetHeight(new_mode);
new_width_pixels = CGDisplayModeGetPixelWidth(new_mode);
new_height_pixels = CGDisplayModeGetPixelHeight(new_mode);
old_width_pixels = CGDisplayModeGetPixelWidth(old_mode);
old_height_pixels = CGDisplayModeGetPixelHeight(old_mode);
new_size_same = (new_width_pixels == width_points && new_height_pixels == height_points);
old_size_same = (old_width_pixels == width_points && old_height_pixels == height_points);
if (new_size_same && !old_size_same)
return TRUE;
if (!new_size_same && old_size_same)
return FALSE;
/* Otherwise, prefer the mode with the smaller pixel size. */
return new_width_pixels < old_width_pixels && new_height_pixels < old_height_pixels;
}
#endif
static CFComparisonResult mode_compare(const void *p1, const void *p2, void *context)
{
CGDisplayModeRef a = (CGDisplayModeRef)p1, b = (CGDisplayModeRef)p2;
size_t a_val, b_val;
double a_refresh_rate, b_refresh_rate;
/* Sort by bpp descending, */
a_val = display_mode_bits_per_pixel(a);
b_val = display_mode_bits_per_pixel(b);
if (a_val < b_val)
return kCFCompareGreaterThan;
else if (a_val > b_val)
return kCFCompareLessThan;
/* then width ascending, */
a_val = CGDisplayModeGetWidth(a);
b_val = CGDisplayModeGetWidth(b);
if (a_val < b_val)
return kCFCompareLessThan;
else if (a_val > b_val)
return kCFCompareGreaterThan;
/* then height ascending, */
a_val = CGDisplayModeGetHeight(a);
b_val = CGDisplayModeGetHeight(b);
if (a_val < b_val)
return kCFCompareLessThan;
else if (a_val > b_val)
return kCFCompareGreaterThan;
/* then refresh rate descending. */
a_refresh_rate = CGDisplayModeGetRefreshRate(a);
b_refresh_rate = CGDisplayModeGetRefreshRate(b);
if (a_refresh_rate < b_refresh_rate)
return kCFCompareGreaterThan;
else if (a_refresh_rate > b_refresh_rate)
return kCFCompareLessThan;
return kCFCompareEqualTo;
}
/***********************************************************************
* 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.
*
* If include_unsupported is FALSE, display modes with IO flags that
* indicate that they are invalid or unsafe are filtered.
*/
static CFArrayRef copy_display_modes(CGDirectDisplayID display, BOOL include_unsupported)
{
CFArrayRef modes = NULL;
#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)
{
CFDictionaryRef options;
struct display_mode_descriptor* desc;
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;
desc = create_original_display_mode_descriptor(display);
modes_by_size = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
count = CFArrayGetCount(modes);
for (i = 0; i < count; i++)
{
CGDisplayModeRef new_mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
BOOL new_is_original = display_mode_matches_descriptor(new_mode, desc);
CFDictionaryRef key = create_mode_dict(new_mode, new_is_original);
CGDisplayModeRef old_mode = (CGDisplayModeRef)CFDictionaryGetValue(modes_by_size, key);
if (mode_is_preferred(new_mode, old_mode, desc, include_unsupported))
CFDictionarySetValue(modes_by_size, key, new_mode);
CFRelease(key);
}
free_display_mode_descriptor(desc);
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);
if (modes)
{
CFIndex count = CFArrayGetCount(modes);
CFMutableArrayRef sorted_modes = CFArrayCreateMutableCopy(NULL, count, modes);
CFRelease(modes);
CFArraySortValues(sorted_modes, CFRangeMake(0, count), mode_compare, NULL);
return sorted_modes;
}
return NULL;
}
void check_retina_status(void)
{
if (retina_enabled)
{
struct display_mode_descriptor* desc = create_original_display_mode_descriptor(kCGDirectMainDisplay);
CGDisplayModeRef mode = CGDisplayCopyDisplayMode(kCGDirectMainDisplay);
BOOL new_value = display_mode_matches_descriptor(mode, desc);
CGDisplayModeRelease(mode);
free_display_mode_descriptor(desc);
if (new_value != retina_on)
macdrv_set_cocoa_retina_mode(new_value);
}
}
static BOOL get_primary_adapter(WCHAR *name)
{
DISPLAY_DEVICEW dd;
DWORD i;
dd.cb = sizeof(dd);
for (i = 0; EnumDisplayDevicesW(NULL, i, &dd, 0); ++i)
{
if (dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE)
{
lstrcpyW(name, dd.DeviceName);
return TRUE;
}
}
return FALSE;
}
static BOOL is_detached_mode(const DEVMODEW *mode)
{
return mode->dmFields & DM_POSITION &&
mode->dmFields & DM_PELSWIDTH &&
mode->dmFields & DM_PELSHEIGHT &&
mode->dmPelsWidth == 0 &&
mode->dmPelsHeight == 0;
}
/***********************************************************************
* ChangeDisplaySettingsEx (MACDRV.@)
*
*/
LONG macdrv_ChangeDisplaySettingsEx(LPCWSTR devname, LPDEVMODEW devmode,
HWND hwnd, DWORD flags, LPVOID lpvoid)
{
WCHAR primary_adapter[CCHDEVICENAME];
LONG ret = DISP_CHANGE_BADMODE;
DEVMODEW default_mode;
int bpp;
struct macdrv_display *displays;
int num_displays;
CFArrayRef display_modes;
struct display_mode_descriptor* desc;
CFIndex count, i, best;
CGDisplayModeRef best_display_mode;
uint32_t best_io_flags;
BOOL best_is_original;
TRACE("%s %p %p 0x%08x %p\n", debugstr_w(devname), devmode, hwnd, flags, lpvoid);
init_original_display_mode();
if (!get_primary_adapter(primary_adapter))
return DISP_CHANGE_FAILED;
if (!devname && !devmode)
{
memset(&default_mode, 0, sizeof(default_mode));
default_mode.dmSize = sizeof(default_mode);
if (!EnumDisplaySettingsExW(primary_adapter, ENUM_REGISTRY_SETTINGS, &default_mode, 0))
{
ERR("Default mode not found for %s!\n", wine_dbgstr_w(primary_adapter));
return DISP_CHANGE_BADMODE;
}
devname = primary_adapter;
devmode = &default_mode;
}
if (is_detached_mode(devmode))
{
FIXME("Detaching adapters is currently unsupported.\n");
return DISP_CHANGE_SUCCESSFUL;
}
if (macdrv_get_displays(&displays, &num_displays))
return DISP_CHANGE_FAILED;
display_modes = copy_display_modes(displays[0].displayID, FALSE);
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");
desc = create_original_display_mode_descriptor(displays[0].displayID);
best_display_mode = NULL;
count = CFArrayGetCount(display_modes);
for (i = 0; i < count; i++)
{
CGDisplayModeRef display_mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(display_modes, i);
BOOL is_original = display_mode_matches_descriptor(display_mode, desc);
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 (is_original && retina_enabled)
{
width *= 2;
height *= 2;
}
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 &&
devmode->dmDisplayFrequency != 1)
{
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 = i;
best_io_flags = io_flags;
best_is_original = is_original;
}
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(devname, devmode))
{
WARN("Failed to update registry\n");
ret = DISP_CHANGE_NOTUPDATED;
}
else if (flags & (CDS_TEST | CDS_NORESET))
ret = DISP_CHANGE_SUCCESSFUL;
else if (lstrcmpiW(primary_adapter, devname))
{
FIXME("Changing non-primary adapter settings is currently unsupported.\n");
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);
macdrv_init_display_devices(TRUE);
if (best_is_original && retina_enabled)
{
width *= 2;
height *= 2;
}
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);
}
free_display_mode_descriptor(desc);
CFRelease(display_modes);
macdrv_free_displays(displays);
return ret;
}
/***********************************************************************
* EnumDisplaySettingsEx (MACDRV.@)
*
*/
BOOL macdrv_EnumDisplaySettingsEx(LPCWSTR devname, DWORD mode, DEVMODEW *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(devname, 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, (flags & EDS_RAWMODE) != 0);
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;
DWORD seen_modes = 0;
count = CFArrayGetCount(modes);
for (i = 0; i < count; i++)
{
CGDisplayModeRef candidate = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
seen_modes++;
if (seen_modes > mode)
{
display_mode = (CGDisplayModeRef)CFRetain(candidate);
display_mode_bpp = display_mode_bits_per_pixel(display_mode);
break;
}
}
default_bpp = get_default_bpp();
/* If all the real modes are exhausted, synthesize lower bpp modes. */
if (!display_mode && (!modes_has_16bpp || !modes_has_8bpp))
{
/* We want to synthesize higher depths first. */
int synth_bpps[] = { modes_has_16bpp ? 0 : 16, modes_has_8bpp ? 0 : 8 };
size_t synth_bpp_idx;
for (synth_bpp_idx = 0; synth_bpp_idx < 2; synth_bpp_idx++)
{
int synth_bpp = synth_bpps[synth_bpp_idx];
if (synth_bpp == 0)
continue;
for (i = 0; i < count; i++)
{
CGDisplayModeRef candidate = (CGDisplayModeRef)CFArrayGetValueAtIndex(modes, i);
/* We only synthesize modes from those having the default bpp. */
if (display_mode_bits_per_pixel(candidate) != default_bpp)
continue;
seen_modes++;
if (seen_modes > mode)
{
display_mode = (CGDisplayModeRef)CFRetain(candidate);
display_mode_bpp = synth_bpp;
synthesized = TRUE;
break;
}
}
if (display_mode)
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);
if (retina_enabled)
{
struct display_mode_descriptor* desc = create_original_display_mode_descriptor(displays[0].displayID);
if (display_mode_matches_descriptor(display_mode, desc))
{
devmode->dmPelsWidth *= 2;
devmode->dmPelsHeight *= 2;
}
free_display_mode_descriptor(desc);
}
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;
}
/***********************************************************************
* GetDeviceGammaRamp (MACDRV.@)
*/
BOOL macdrv_GetDeviceGammaRamp(PHYSDEV dev, LPVOID ramp)
{
BOOL ret = FALSE;
DDGAMMARAMP *r = ramp;
struct macdrv_display *displays;
int num_displays;
uint32_t mac_entries;
int win_entries = ARRAY_SIZE(r->red);
CGGammaValue *red, *green, *blue;
CGError err;
int win_entry;
TRACE("dev %p ramp %p\n", dev, ramp);
if (macdrv_get_displays(&displays, &num_displays))
{
WARN("failed to get Mac displays\n");
return FALSE;
}
mac_entries = CGDisplayGammaTableCapacity(displays[0].displayID);
red = HeapAlloc(GetProcessHeap(), 0, mac_entries * sizeof(red[0]) * 3);
if (!red)
goto done;
green = red + mac_entries;
blue = green + mac_entries;
err = CGGetDisplayTransferByTable(displays[0].displayID, mac_entries, red, green,
blue, &mac_entries);
if (err != kCGErrorSuccess)
{
WARN("failed to get Mac gamma table: %d\n", err);
goto done;
}
if (mac_entries == win_entries)
{
for (win_entry = 0; win_entry < win_entries; win_entry++)
{
r->red[win_entry] = red[win_entry] * 65535 + 0.5;
r->green[win_entry] = green[win_entry] * 65535 + 0.5;
r->blue[win_entry] = blue[win_entry] * 65535 + 0.5;
}
}
else
{
for (win_entry = 0; win_entry < win_entries; win_entry++)
{
double mac_pos = win_entry * (mac_entries - 1) / (double)(win_entries - 1);
int mac_entry = mac_pos;
double red_value, green_value, blue_value;
if (mac_entry == mac_entries - 1)
{
red_value = red[mac_entry];
green_value = green[mac_entry];
blue_value = blue[mac_entry];
}
else
{
double distance = mac_pos - mac_entry;
red_value = red[mac_entry] * (1 - distance) + red[mac_entry + 1] * distance;
green_value = green[mac_entry] * (1 - distance) + green[mac_entry + 1] * distance;
blue_value = blue[mac_entry] * (1 - distance) + blue[mac_entry + 1] * distance;
}
r->red[win_entry] = red_value * 65535 + 0.5;
r->green[win_entry] = green_value * 65535 + 0.5;
r->blue[win_entry] = blue_value * 65535 + 0.5;
}
}
ret = TRUE;
done:
HeapFree(GetProcessHeap(), 0, red);
macdrv_free_displays(displays);
return ret;
}
/***********************************************************************
* SetDeviceGammaRamp (MACDRV.@)
*/
BOOL macdrv_SetDeviceGammaRamp(PHYSDEV dev, LPVOID ramp)
{
DDGAMMARAMP *r = ramp;
struct macdrv_display *displays;
int num_displays;
int win_entries = ARRAY_SIZE(r->red);
CGGammaValue *red, *green, *blue;
int i;
CGError err = kCGErrorFailure;
TRACE("dev %p ramp %p\n", dev, ramp);
if (!allow_set_gamma)
{
TRACE("disallowed by registry setting\n");
return FALSE;
}
if (macdrv_get_displays(&displays, &num_displays))
{
WARN("failed to get Mac displays\n");
return FALSE;
}
red = HeapAlloc(GetProcessHeap(), 0, win_entries * sizeof(red[0]) * 3);
if (!red)
goto done;
green = red + win_entries;
blue = green + win_entries;
for (i = 0; i < win_entries; i++)
{
red[i] = r->red[i] / 65535.0;
green[i] = r->green[i] / 65535.0;
blue[i] = r->blue[i] / 65535.0;
}
err = CGSetDisplayTransferByTable(displays[0].displayID, win_entries, red, green, blue);
if (err != kCGErrorSuccess)
WARN("failed to set display gamma table: %d\n", err);
done:
HeapFree(GetProcessHeap(), 0, red);
macdrv_free_displays(displays);
return (err == kCGErrorSuccess);
}
/***********************************************************************
* init_registry_display_settings
*
* Initialize registry display settings when new display devices are added.
*/
static void init_registry_display_settings(void)
{
DEVMODEW dm = {.dmSize = sizeof(dm)};
DISPLAY_DEVICEW dd = {sizeof(dd)};
DWORD i = 0;
LONG ret;
while (EnumDisplayDevicesW(NULL, i++, &dd, 0))
{
/* Skip if the device already has registry display settings */
if (EnumDisplaySettingsExW(dd.DeviceName, ENUM_REGISTRY_SETTINGS, &dm, 0))
continue;
if (!EnumDisplaySettingsExW(dd.DeviceName, ENUM_CURRENT_SETTINGS, &dm, 0))
{
ERR("Failed to query current display settings for %s.\n", wine_dbgstr_w(dd.DeviceName));
continue;
}
TRACE("Device %s current display mode %ux%u %ubits %uHz at %d,%d.\n",
wine_dbgstr_w(dd.DeviceName), dm.dmPelsWidth, dm.dmPelsHeight, dm.dmBitsPerPel,
dm.dmDisplayFrequency, dm.dmPosition.x, dm.dmPosition.y);
ret = ChangeDisplaySettingsExW(dd.DeviceName, &dm, NULL,
CDS_GLOBAL | CDS_NORESET | CDS_UPDATEREGISTRY, NULL);
if (ret != DISP_CHANGE_SUCCESSFUL)
ERR("Failed to save registry display settings for %s, returned %d.\n",
wine_dbgstr_w(dd.DeviceName), ret);
}
}
/***********************************************************************
* macdrv_displays_changed
*
* Handler for DISPLAYS_CHANGED events.
*/
void macdrv_displays_changed(const macdrv_event *event)
{
HWND hwnd = GetDesktopWindow();
/* A system display change will get delivered to all GUI-attached threads,
so the desktop-window-owning thread will get it and all others should
ignore it. A synthesized display change event due to activation
will only get delivered to the activated process. So, it needs to
process it (by sending it to the desktop window). */
if (event->displays_changed.activating ||
GetWindowThreadProcessId(hwnd, NULL) == GetCurrentThreadId())
{
CGDirectDisplayID mainDisplay = CGMainDisplayID();
CGDisplayModeRef mode = CGDisplayCopyDisplayMode(mainDisplay);
size_t width = CGDisplayModeGetWidth(mode);
size_t height = CGDisplayModeGetHeight(mode);
int mode_bpp = display_mode_bits_per_pixel(mode);
struct display_mode_descriptor* desc = create_original_display_mode_descriptor(mainDisplay);
BOOL is_original = display_mode_matches_descriptor(mode, desc);
free_display_mode_descriptor(desc);
CGDisplayModeRelease(mode);
macdrv_init_display_devices(TRUE);
init_registry_display_settings();
if (is_original && retina_enabled)
{
width *= 2;
height *= 2;
}
SendMessageW(hwnd, WM_MACDRV_UPDATE_DESKTOP_RECT, mode_bpp,
MAKELPARAM(width, height));
}
}
static BOOL force_display_devices_refresh;
void macdrv_UpdateDisplayDevices( const struct gdi_device_manager *device_manager,
BOOL force, void *param )
{
struct macdrv_adapter *adapters, *adapter;
struct macdrv_monitor *monitors, *monitor;
struct macdrv_gpu *gpus, *gpu;
INT gpu_count, adapter_count, monitor_count;
DWORD len;
if (!force && !force_display_devices_refresh) return;
force_display_devices_refresh = FALSE;
/* Initialize GPUs */
if (macdrv_get_gpus(&gpus, &gpu_count))
{
ERR("could not get GPUs\n");
return;
}
TRACE("GPU count: %d\n", gpu_count);
for (gpu = gpus; gpu < gpus + gpu_count; gpu++)
{
struct gdi_gpu gdi_gpu =
{
.id = gpu->id,
.vendor_id = gpu->vendor_id,
.device_id = gpu->device_id,
.subsys_id = gpu->subsys_id,
.revision_id = gpu->revision_id,
};
RtlUTF8ToUnicodeN(gdi_gpu.name, sizeof(gdi_gpu.name), &len, gpu->name, strlen(gpu->name));
device_manager->add_gpu(&gdi_gpu, param);
/* Initialize adapters */
if (macdrv_get_adapters(gpu->id, &adapters, &adapter_count)) break;
TRACE("GPU: %llx %s, adapter count: %d\n", gpu->id, debugstr_a(gpu->name), adapter_count);
for (adapter = adapters; adapter < adapters + adapter_count; adapter++)
{
struct gdi_adapter gdi_adapter =
{
.id = adapter->id,
.state_flags = adapter->state_flags,
};
device_manager->add_adapter( &gdi_adapter, param );
if (macdrv_get_monitors(adapter->id, &monitors, &monitor_count)) break;
TRACE("adapter: %#x, monitor count: %d\n", adapter->id, monitor_count);
/* Initialize monitors */
for (monitor = monitors; monitor < monitors + monitor_count; monitor++)
{
struct gdi_monitor gdi_monitor =
{
.rc_monitor = rect_from_cgrect(monitor->rc_monitor),
.rc_work = rect_from_cgrect(monitor->rc_work),
.state_flags = monitor->state_flags,
};
RtlUTF8ToUnicodeN(gdi_monitor.name, sizeof(gdi_monitor.name), &len,
monitor->name, strlen(monitor->name));
TRACE("monitor: %s\n", debugstr_a(monitor->name));
device_manager->add_monitor( &gdi_monitor, param );
}
macdrv_free_monitors(monitors);
}
macdrv_free_adapters(adapters);
}
macdrv_free_gpus(gpus);
}
/***********************************************************************
* macdrv_init_display_devices
*
* Initialize display device registry data.
*/
void macdrv_init_display_devices(BOOL force)
{
UINT32 num_path, num_mode;
if (force) force_display_devices_refresh = TRUE;
/* trigger refresh in win32u */
NtUserGetDisplayConfigBufferSizes( QDC_ONLY_ACTIVE_PATHS, &num_path, &num_mode );
}
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