add readme

readme.txt

@@ -0,0 +1,10 @@
+a simple crosshair overlay for wayland!
+
+requires wlr_layer_shell, check if your compositor supports that at https://wayland.app/protocols/wlr-layer-shell-unstable-v1#compositor-support
+
+
+install by running:
+`cargo install --git https://git.xunuwu.xyz/xun/crosshair-overlay`
+
+usage:
+run crosshair-overlay while in a directory with a file called crosshair.png containing the crosshair you want to use

src/main.rs

@@ -67,17 +67,6 @@ fn main() -> Result<()> {
         layer_surface_data.clone(),
     );
     layer_surface.set_size(img.width(), img.height());
-    // layer_surface
-    //     .set_anchor(zwlr_layer_surface_v1::Anchor::Top | zwlr_layer_surface_v1::Anchor::Left);
-
-    // let screen_height = 1080;
-    // let screen_width = 1920;
-    // layer_surface.set_margin(
-    //     screen_height / 2 - img.width() as i32 / 2,
-    //     0,
-    //     0,
-    //     screen_width / 2 - img.height() as i32 / 2,
-    // );
     layer_surface.set_exclusive_zone(-1); // ignore other exclusive zones
 
     surface.commit();
@@ -85,7 +74,6 @@ fn main() -> Result<()> {
     while !layer_surface_data.read().unwrap().0 {
         queue.blocking_dispatch(&mut state)?;
     }
-    // let (_, width, height) = *layer_surface_data.read().unwrap();
 
     let mut memfile = {
         let memfile = memfd::MemfdOptions::default()
@@ -119,9 +107,6 @@ fn main() -> Result<()> {
     surface.attach(Some(&buffer), 0, 0);
     surface.commit();
 
-    // layer_surface.set_margin(10, 10, 10, 10);
-    // surface.commit();
-
     loop {
         debug!("dispatched!");
         queue.blocking_dispatch(&mut state)?;