Remove unused dependencies and update overlay logic: Eliminate 'windows-numerics' from Cargo files, adjust frame rate handling in README, and improve overlay test structure for clarity.

Author: jerryshell

Cargo.lock

@@ -5,19 +5,13 @@ edition = "2021"
 
 [dependencies]
 windows = { git = "https://github.com/microsoft/windows-rs", features = [
-    "Win32_System_Com",
     "Win32_Graphics_Direct2D_Common",
     "Win32_Graphics_Direct3D",
     "Win32_Graphics_Direct3D11",
     "Win32_Graphics_Dxgi_Common",
     "Win32_Graphics_Gdi",
-    "Win32_System_LibraryLoader",
-    "Win32_System_Performance",
-    "Win32_System_SystemInformation",
-    "Win32_UI_Animation",
     "Win32_UI_WindowsAndMessaging",
 ] }
-windows-numerics = { git = "https://github.com/microsoft/windows-rs" }
 
 [profile.release]
 lto = true

Cargo.toml

@@ -22,7 +22,6 @@ let mut window_info = WINDOWINFO::default();
 GetWindowInfo(game_window, &mut window_info);
 
 // init ez-overlay with window_info and draw_rect_list
-const FRAME_RATE: u64 = 60;
 let draw_rect_list_clone = Arc::clone(&draw_rect_list);
 std::thread::spawn(move || {
     let mut overlay = windows_ez_overlay::Overlay::new(
@@ -31,10 +30,9 @@ std::thread::spawn(move || {
         window_info.rcClient.right,
         window_info.rcClient.bottom,
         draw_rect_list_clone,
-        FRAME_RATE,
         true,
-    );
-    let _ = overlay.window_loop();
+    ).unwrap();
+    overlay.run().unwrap();
 });
 
 // ... do your stuff ...

README.md

@@ -5,7 +5,6 @@ use windows::{
     Win32::Graphics::Dxgi::Common::*, Win32::Graphics::Dxgi::*, Win32::Graphics::Gdi::*,
     Win32::UI::WindowsAndMessaging::*,
 };
-use windows_numerics::*;
 
 pub struct Window {
     handle: HWND,
@@ -88,6 +87,8 @@ impl Window {
             debug_assert!(!handle.is_invalid());
             debug_assert!(handle == self.handle);
 
+            SetLayeredWindowAttributes(handle, COLORREF(0), 0, LWA_COLORKEY)?;
+
             let mut message = MSG::default();
             loop {
                 if self.visible {
@@ -182,7 +183,7 @@ impl Window {
                     },
                     brush,
                     2.0,
-                    None,
+                    &self.style,
                 );
                 if self.draw_bottom_line_flag {
                     let rect_width = rect.right - rect.left;
@@ -275,7 +276,7 @@ fn create_brush(target: &ID2D1DeviceContext) -> Result<ID2D1SolidColorBrush> {
 
     let properties = D2D1_BRUSH_PROPERTIES {
         opacity: 0.8,
-        transform: Matrix3x2::identity(),
+        ..Default::default()
     };
 
     unsafe { target.CreateSolidColorBrush(&color, Some(&properties)) }
@@ -389,7 +390,7 @@ fn create_swapchain(device: &ID3D11Device, window: HWND) -> Result<IDXGISwapChai
         },
         BufferUsage: DXGI_USAGE_RENDER_TARGET_OUTPUT,
         BufferCount: 2,
-        SwapEffect: DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL,
+        SwapEffect: DXGI_SWAP_EFFECT_DISCARD,
         ..Default::default()
     };
 

src/overlay.rs

@@ -1,13 +1,5 @@
-use windows::Win32::System::Com::{CoInitializeEx, COINIT_MULTITHREADED};
-
 #[test]
 fn overlay_test() {
-    unsafe {
-        CoInitializeEx(None, COINIT_MULTITHREADED).ok().unwrap();
-    }
-
-    const FRAME_RATE: u64 = 60;
-
     let rect_list = std::sync::Arc::new(std::sync::RwLock::new(vec![
         windows::Win32::Foundation::RECT {
             left: 0,
@@ -32,8 +24,10 @@ fn overlay_test() {
         });
     }
 
+    const FRAME_RATE: u64 = 60;
+    const TICK_RATE: std::time::Duration = std::time::Duration::from_millis(1000 / FRAME_RATE);
+
     let mut frame_count = 0;
-    let tick_rate = std::time::Duration::from_millis(1000 / FRAME_RATE);
     let mut last_tick = std::time::Instant::now();
     loop {
         {
@@ -46,8 +40,7 @@ fn overlay_test() {
             });
         }
 
-        let timeout = tick_rate.saturating_sub(last_tick.elapsed());
-        std::thread::sleep(timeout);
+        std::thread::sleep(TICK_RATE.saturating_sub(last_tick.elapsed()));
         last_tick = std::time::Instant::now();
 
         frame_count += 1;