fix: macos, hidpi, resolutions (#11825)

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

View File

@@ -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;
}
}

View File

@@ -54,12 +54,13 @@ extern "C" {
display: u32,
widths: *mut u32,
heights: *mut u32,
hidpis: *mut BOOL,
max: u32,
numModes: *mut u32,
) -> BOOL;
fn majorVersion() -> u32;
fn MacGetMode(display: u32, width: *mut u32, height: *mut u32) -> BOOL;
fn MacSetMode(display: u32, width: u32, height: u32) -> BOOL;
fn MacSetMode(display: u32, width: u32, height: u32, tryHiDPI: bool) -> BOOL;
}
pub fn major_version() -> u32 {
@@ -895,27 +896,45 @@ pub fn resolutions(name: &str) -> Vec<Resolution> {
let mut num = 0;
unsafe {
if YES == MacGetModeNum(display, &mut num) {
let (mut widths, mut heights) = (vec![0; num as _], vec![0; num as _]);
let (mut widths, mut heights, mut _hidpis) =
(vec![0; num as _], vec![0; num as _], vec![NO; num as _]);
let mut real_num = 0;
if YES
== MacGetModes(
display,
widths.as_mut_ptr(),
heights.as_mut_ptr(),
_hidpis.as_mut_ptr(),
num,
&mut real_num,
)
{
if real_num <= num {
for i in 0..real_num {
let resolution = Resolution {
v = (0..real_num)
.map(|i| Resolution {
width: widths[i as usize] as _,
height: heights[i as usize] as _,
..Default::default()
};
if !v.contains(&resolution) {
v.push(resolution);
})
.collect::<Vec<_>>();
// Sort by (w, h), desc
v.sort_by(|a, b| {
if a.width == b.width {
b.height.cmp(&a.height)
} else {
b.width.cmp(&a.width)
}
});
// Remove duplicates
v.dedup_by(|a, b| a.width == b.width && a.height == b.height);
// Filter out the ones that are less than width 800 (800x600) if there are too many.
// We can also do this filtering on the client side, but it is better not to change the client side to reduce the impact.
if v.len() > 15 {
// Most width > 800, so it's ok to remove the small ones.
v.retain(|r| r.width >= 800);
}
if v.len() > 15 {
// Ignore if the length is still too long.
}
}
}
@@ -943,7 +962,7 @@ pub fn current_resolution(name: &str) -> ResultType<Resolution> {
pub fn change_resolution_directly(name: &str, width: usize, height: usize) -> ResultType<()> {
let display = name.parse::<u32>().map_err(|e| anyhow!(e))?;
unsafe {
if NO == MacSetMode(display, width as _, height as _) {
if NO == MacSetMode(display, width as _, height as _, true) {
bail!("MacSetMode failed");
}
}