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windows: more frequent frame requests (#8921)

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Note rust analyzer running in background now without keyboard/mouse
movement.

![](https://media.discordapp.net/attachments/1208481909676576818/1214769879098597416/high-framerate-windows.gif?ex=65fa519c&is=65e7dc9c&hm=4c9ba72fa3c3c548964e46d9c07f0c0bf9545ed9a9ae11495101dcae5db06d59&=)

Release Notes:

- Improved frame rate on Windows
This commit is contained in:
Ezekiel Warren 2024-03-06 11:54:33 -08:00 committed by GitHub
parent 8357039419
commit 06035dadea
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
3 changed files with 63 additions and 53 deletions
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1
Cargo.toml
View File

@ -313,6 +313,7 @@ sys-locale = "0.3.1"
version = "0.53.0"
features = [
"Win32_Graphics_Gdi",
"Win32_Graphics_DirectComposition",
"Win32_UI_WindowsAndMessaging",
"Win32_UI_Input_KeyboardAndMouse",
"Win32_System_SystemServices",

74
crates/gpui/src/platform/windows/platform.rs
View File

@ -18,12 +18,13 @@ use parking_lot::Mutex;
use time::UtcOffset;
use util::{ResultExt, SemanticVersion};
use windows::Win32::{
Foundation::{CloseHandle, GetLastError, HANDLE, HWND, WAIT_EVENT},
System::Threading::{CreateEventW, INFINITE},
Foundation::{CloseHandle, BOOL, HANDLE, HWND, LPARAM, TRUE},
Graphics::DirectComposition::DCompositionWaitForCompositorClock,
System::Threading::{CreateEventW, GetCurrentThreadId, INFINITE},
UI::WindowsAndMessaging::{
DispatchMessageW, GetMessageW, MsgWaitForMultipleObjects, PostQuitMessage,
SystemParametersInfoW, TranslateMessage, MSG, QS_ALLINPUT, SPI_GETWHEELSCROLLCHARS,
SPI_GETWHEELSCROLLLINES, SYSTEM_PARAMETERS_INFO_UPDATE_FLAGS, WM_QUIT, WM_SETTINGCHANGE,
DispatchMessageW, EnumThreadWindows, PeekMessageW, PostQuitMessage, SystemParametersInfoW,
TranslateMessage, MSG, PM_REMOVE, SPI_GETWHEELSCROLLCHARS, SPI_GETWHEELSCROLLLINES,
SYSTEM_PARAMETERS_INFO_UPDATE_FLAGS, WM_QUIT, WM_SETTINGCHANGE,
},
};
@ -169,26 +170,31 @@ impl WindowsPlatform {
}
}
fn wait_message(&self) -> WindowsMessageWaitResult {
let wait_result = unsafe {
MsgWaitForMultipleObjects(Some(&[self.inner.event]), false, INFINITE, QS_ALLINPUT)
};
match wait_result {
WAIT_EVENT(0) => WindowsMessageWaitResult::ForegroundExecution,
WAIT_EVENT(1) => {
let mut msg = MSG::default();
unsafe { GetMessageW(&mut msg, HWND::default(), 0, 0) };
WindowsMessageWaitResult::WindowsMessage(msg)
}
_ => {
log::error!("unhandled windows wait message: {}", wait_result.0);
WindowsMessageWaitResult::Error
}
fn run_foreground_tasks(&self) {
for runnable in self.inner.main_receiver.drain() {
runnable.run();
}
}
}
unsafe extern "system" fn invalidate_window_callback(hwnd: HWND, _: LPARAM) -> BOOL {
if let Some(inner) = try_get_window_inner(hwnd) {
inner.invalidate_client_area();
}
TRUE
}
/// invalidates all windows belonging to a thread causing a paint message to be scheduled
fn invalidate_thread_windows(win32_thread_id: u32) {
unsafe {
EnumThreadWindows(
win32_thread_id,
Some(invalidate_window_callback),
LPARAM::default(),
)
};
}
impl Platform for WindowsPlatform {
fn background_executor(&self) -> BackgroundExecutor {
self.inner.background_executor.clone()
@ -204,16 +210,21 @@ impl Platform for WindowsPlatform {
fn run(&self, on_finish_launching: Box<dyn 'static + FnOnce()>) {
on_finish_launching();
loop {
match self.wait_message() {
WindowsMessageWaitResult::ForegroundExecution => {
for runnable in self.inner.main_receiver.drain() {
runnable.run();
}
}
WindowsMessageWaitResult::WindowsMessage(msg) => {
'a: loop {
let mut msg = MSG::default();
// will be 0 if woken up by self.inner.event or 1 if the compositor clock ticked
// SEE: https://learn.microsoft.com/en-us/windows/win32/directcomp/compositor-clock/compositor-clock
let wait_result =
unsafe { DCompositionWaitForCompositorClock(Some(&[self.inner.event]), INFINITE) };
// compositor clock ticked so we should draw a frame
if wait_result == 1 {
unsafe { invalidate_thread_windows(GetCurrentThreadId()) };
while unsafe { PeekMessageW(&mut msg, HWND::default(), 0, 0, PM_REMOVE) }.as_bool()
{
if msg.message == WM_QUIT {
break;
break 'a;
}
if !self.run_immediate_msg_handlers(&msg) {
@ -221,8 +232,9 @@ impl Platform for WindowsPlatform {
unsafe { DispatchMessageW(&msg) };
}
}
WindowsMessageWaitResult::Error => {}
}
self.run_foreground_tasks();
}
let mut callbacks = self.inner.callbacks.lock();

41
crates/gpui/src/platform/windows/window.rs
View File

@ -17,7 +17,8 @@ use raw_window_handle::{HasDisplayHandle, HasWindowHandle};
use windows::{
core::{w, HSTRING, PCWSTR},
Win32::{
Foundation::{HINSTANCE, HWND, LPARAM, LRESULT, WPARAM},
Foundation::{FALSE, HINSTANCE, HWND, LPARAM, LRESULT, WPARAM},
Graphics::Gdi::{BeginPaint, EndPaint, InvalidateRect, PAINTSTRUCT},
System::SystemServices::{
MK_LBUTTON, MK_MBUTTON, MK_RBUTTON, MK_XBUTTON1, MK_XBUTTON2, MODIFIERKEYS_FLAGS,
},
@ -158,6 +159,12 @@ impl WindowsWindowInner {
}
}
/// mark window client rect to be re-drawn
/// https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-invalidaterect
pub(crate) fn invalidate_client_area(&self) {
unsafe { InvalidateRect(self.hwnd, None, FALSE) };
}
/// returns true if message is handled and should not dispatch
pub(crate) fn handle_immediate_msg(&self, msg: u32, wparam: WPARAM, lparam: LPARAM) -> bool {
match msg {
@ -245,16 +252,20 @@ impl WindowsWindowInner {
height: Pixels(height.0),
},
1.0,
)
);
}
self.invalidate_client_area();
LRESULT(0)
}
fn handle_paint_msg(&self) -> LRESULT {
let mut paint_struct = PAINTSTRUCT::default();
let hdc = unsafe { BeginPaint(self.hwnd, &mut paint_struct) };
let mut callbacks = self.callbacks.borrow_mut();
if let Some(callback) = callbacks.request_frame.as_mut() {
callback()
if let Some(request_frame) = callbacks.request_frame.as_mut() {
request_frame();
}
unsafe { EndPaint(self.hwnd, &paint_struct) };
LRESULT(0)
}
@ -403,18 +414,12 @@ impl WindowsWindowInner {
};
if callback(PlatformInput::KeyDown(event)) {
if let Some(request_frame) = callbacks.request_frame.as_mut() {
request_frame();
}
CallbackResult::Handled { by_callback: true }
} else if let Some(mut input_handler) = self.input_handler.take() {
if let Some(ime_key) = ime_key {
input_handler.replace_text_in_range(None, &ime_key);
}
self.input_handler.set(Some(input_handler));
if let Some(request_frame) = callbacks.request_frame.as_mut() {
request_frame();
}
CallbackResult::Handled { by_callback: true }
} else {
CallbackResult::Handled { by_callback: false }
@ -433,9 +438,8 @@ impl WindowsWindowInner {
if let Some(keystroke) = keystroke {
if let Some(callback) = callbacks.input.as_mut() {
let event = KeyUpEvent { keystroke };
CallbackResult::Handled {
by_callback: callback(PlatformInput::KeyUp(event)),
}
let by_callback = callback(PlatformInput::KeyUp(event));
CallbackResult::Handled { by_callback }
} else {
CallbackResult::Handled { by_callback: false }
}
@ -527,12 +531,8 @@ impl WindowsWindowInner {
modifiers: self.current_modifiers(),
touch_phase: TouchPhase::Moved,
};
if callback(PlatformInput::ScrollWheel(event)) {
if let Some(request_frame) = callbacks.request_frame.as_mut() {
request_frame();
}
return LRESULT(0);
}
callback(PlatformInput::ScrollWheel(event));
return LRESULT(0);
}
LRESULT(1)
}
@ -554,9 +554,6 @@ impl WindowsWindowInner {
touch_phase: TouchPhase::Moved,
};
if callback(PlatformInput::ScrollWheel(event)) {
if let Some(request_frame) = callbacks.request_frame.as_mut() {
request_frame();
}
return LRESULT(0);
}
}