From c105a7520ae1d0d9f59e3a6325c0b73f36ed85ed Mon Sep 17 00:00:00 2001
From: Petri Hienonen <petri.hienonen@gmail.com>
Date: Sat, 18 Oct 2025 15:08:35 +0300
Subject: Debug

---
 flake.nix        |  2 +-
 shaders/red.wgsl | 13 +++++++++++++
 src/main.rs      | 34 +++++++++++++++++-----------------
 src/wayland.rs   |  9 +++++----
 4 files changed, 36 insertions(+), 22 deletions(-)
 create mode 100644 shaders/red.wgsl

diff --git a/flake.nix b/flake.nix
index caa775f..fcc6750 100644
--- a/flake.nix
+++ b/flake.nix
@@ -100,7 +100,7 @@
                 }/bin/hyprland-live-wallpaper --shader ${cfg.shader}";
                 Restart = "on-failure";
                 Environment = [
-                  "RUST_LOG=info"
+                  "RUST_LOG=wgpu=info"
                 ];
               };
             };
diff --git a/shaders/red.wgsl b/shaders/red.wgsl
new file mode 100644
index 0000000..47f837b
--- /dev/null
+++ b/shaders/red.wgsl
@@ -0,0 +1,13 @@
+@vertex
+fn vs_main(@builtin(vertex_index) vertex_index: u32) -> @builtin(position) vec4<f32> {
+    let pos = vec2<f32>(
+        f32(vertex_index == 0u) * 4.0 - 1.0,
+        f32(vertex_index == 1u) * 4.0 - 1.0
+    );
+    return vec4<f32>(pos, 0.0, 1.0);
+}
+
+@fragment
+fn fs_main() -> @location(0) vec4<f32> {
+    return vec4<f32>(1.0, 0.0, 0.0, 1.0);
+}
diff --git a/src/main.rs b/src/main.rs
index 2081584..64dfdba 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -199,14 +199,15 @@ impl WallpaperApp {
         Ok(())
     }
     fn resize(&mut self, new_size: winit::dpi::PhysicalSize<u32>) {
-        if new_size.width > 0 && new_size.height > 0
+        if new_size.width > 0
+            && new_size.height > 0
             && let (Some(surface), Some(device), Some(config)) =
                 (&self.surface, &self.device, &mut self.config)
-            {
-                config.width = new_size.width;
-                config.height = new_size.height;
-                surface.configure(device, config);
-            }
+        {
+            config.width = new_size.width;
+            config.height = new_size.height;
+            surface.configure(device, config);
+        }
     }
     fn render(&mut self) -> Result<()> {
         let surface = self
@@ -323,16 +324,16 @@ impl ApplicationHandler for WallpaperApp {
             WindowEvent::RedrawRequested => {
                 // Apply Hyprland rules on first redraw (after window is mapped)
                 if !self.wayland_configured
-                    && let Some(window) = &self.window {
-                        // Convert window ID to u64 for hyprctl
-                        let window_id: u64 = window.id().into();
-                        if let Err(e) =
-                            wayland::apply_hyprland_rules(window_id, &self.hyprland_config)
-                        {
-                            warn!("Failed to apply Hyprland rules: {}", e);
-                        }
-                        self.wayland_configured = true;
+                    && let Some(window) = &self.window
+                {
+                    // Convert window ID to u64 for hyprctl
+                    let window_id: u64 = window.id().into();
+                    if let Err(e) = wayland::apply_hyprland_rules(window_id, &self.hyprland_config)
+                    {
+                        warn!("Failed to apply Hyprland rules: {}", e);
                     }
+                    self.wayland_configured = true;
+                }
                 if let Err(e) = self.render() {
                     error!("Render error: {}", e);
                     event_loop.exit();
@@ -364,7 +365,7 @@ fn main() -> Result<()> {
     let shader_path = matches
         .get_one::<String>("shader")
         .map(|s| s.as_str())
-        .unwrap_or("shaders/default.wgsl")
+        .unwrap_or("shaders/red.wgsl")
         .to_string();
     run_wallpaper(shader_path)?;
     Ok(())
@@ -375,4 +376,3 @@ fn run_wallpaper(shader_path: String) -> Result<()> {
     event_loop.run_app(&mut app)?;
     Ok(())
 }
-
diff --git a/src/wayland.rs b/src/wayland.rs
index f9c396d..54699ec 100644
--- a/src/wayland.rs
+++ b/src/wayland.rs
@@ -30,10 +30,11 @@ pub fn configure_hyprland_window(
     // For Hyprland, we can use hyprctl to configure the window
     // This requires the window to be created first, so we'll do this after creation
     if let Ok(output) = Command::new("which").arg("hyprctl").output()
-        && output.status.success() {
-            info!("Hyprland detected, will configure window properties");
-            // We'll configure the window after it's mapped in the event loop
-        }
+        && output.status.success()
+    {
+        info!("Hyprland detected, will configure window properties");
+        // We'll configure the window after it's mapped in the event loop
+    }
 
     Ok(())
 }
-- 
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