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fix: macos, hidpi, resolutions (#11825)

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Signed-off-by: fufesou <linlong1266@gmail.com>
This commit is contained in:
fufesou
2025-05-21 16:53:02 +08:00
committed by GitHub
parent b4a30cac73
commit 06ab987e32
5 changed files with 90 additions and 24 deletions
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56
src/platform/macos.mm
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@@ -153,8 +153,28 @@ size_t bitDepth(CGDisplayModeRef mode) {
return depth;
}
static bool isHiDPIMode(CGDisplayModeRef mode) {
// Check if the mode is HiDPI by comparing pixel width to width
// If pixel width is greater than width, it's a HiDPI mode
return CGDisplayModeGetPixelWidth(mode) > CGDisplayModeGetWidth(mode);
}
CFArrayRef getAllModes(CGDirectDisplayID display) {
// Create options dictionary to include HiDPI modes
CFMutableDictionaryRef options = CFDictionaryCreateMutable(
kCFAllocatorDefault,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
// Include HiDPI modes
CFDictionarySetValue(options, kCGDisplayShowDuplicateLowResolutionModes, kCFBooleanTrue);
CFArrayRef allModes = CGDisplayCopyAllDisplayModes(display, options);
CFRelease(options);
return allModes;
}
extern "C" bool MacGetModeNum(CGDirectDisplayID display, uint32_t *numModes) {
CFArrayRef allModes = CGDisplayCopyAllDisplayModes(display, NULL);
CFArrayRef allModes = getAllModes(display);
if (allModes == NULL) {
return false;
}
@@ -163,12 +183,12 @@ extern "C" bool MacGetModeNum(CGDirectDisplayID display, uint32_t *numModes) {
return true;
}
extern "C" bool MacGetModes(CGDirectDisplayID display, uint32_t *widths, uint32_t *heights, uint32_t max, uint32_t *numModes) {
extern "C" bool MacGetModes(CGDirectDisplayID display, uint32_t *widths, uint32_t *heights, bool *hidpis, uint32_t max, uint32_t *numModes) {
CGDisplayModeRef currentMode = CGDisplayCopyDisplayMode(display);
if (currentMode == NULL) {
return false;
}
CFArrayRef allModes = CGDisplayCopyAllDisplayModes(display, NULL);
CFArrayRef allModes = getAllModes(display);
if (allModes == NULL) {
CGDisplayModeRelease(currentMode);
return false;
@@ -181,6 +201,7 @@ extern "C" bool MacGetModes(CGDirectDisplayID display, uint32_t *widths, uint32_
bitDepth(currentMode) == bitDepth(mode)) {
widths[realNum] = (uint32_t)CGDisplayModeGetWidth(mode);
heights[realNum] = (uint32_t)CGDisplayModeGetHeight(mode);
hidpis[realNum] = isHiDPIMode(mode);
realNum++;
}
}
@@ -201,7 +222,6 @@ extern "C" bool MacGetMode(CGDirectDisplayID display, uint32_t *width, uint32_t
return true;
}
static bool setDisplayToMode(CGDirectDisplayID display, CGDisplayModeRef mode) {
CGError rc;
CGDisplayConfigRef config;
@@ -220,30 +240,48 @@ static bool setDisplayToMode(CGDirectDisplayID display, CGDisplayModeRef mode) {
return true;
}
extern "C" bool MacSetMode(CGDirectDisplayID display, uint32_t width, uint32_t height)
extern "C" bool MacSetMode(CGDirectDisplayID display, uint32_t width, uint32_t height, bool tryHiDPI)
{
bool ret = false;
CGDisplayModeRef currentMode = CGDisplayCopyDisplayMode(display);
if (currentMode == NULL) {
return ret;
}
CFArrayRef allModes = CGDisplayCopyAllDisplayModes(display, NULL);
CFArrayRef allModes = getAllModes(display);
if (allModes == NULL) {
CGDisplayModeRelease(currentMode);
return ret;
}
int numModes = CFArrayGetCount(allModes);
CGDisplayModeRef preferredHiDPIMode = NULL;
CGDisplayModeRef fallbackMode = NULL;
for (int i = 0; i < numModes; i++) {
CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(allModes, i);
if (width == CGDisplayModeGetWidth(mode) &&
height == CGDisplayModeGetHeight(mode) &&
CGDisplayModeGetRefreshRate(currentMode) == CGDisplayModeGetRefreshRate(mode) &&
bitDepth(currentMode) == bitDepth(mode)) {
ret = setDisplayToMode(display, mode);
break;
if (isHiDPIMode(mode)) {
preferredHiDPIMode = mode;
break;
} else {
fallbackMode = mode;
if (!tryHiDPI) {
break;
}
}
}
}
if (preferredHiDPIMode) {
ret = setDisplayToMode(display, preferredHiDPIMode);
} else if (fallbackMode) {
ret = setDisplayToMode(display, fallbackMode);
}
CGDisplayModeRelease(currentMode);
CFRelease(allModes);
return ret;
}
}