perf: remove shader checks

src/fractal/buddhabrot.rs

@@ -126,7 +126,9 @@ pub struct BuddhabrotRenderer {
 
 impl BuddhabrotRenderer {
     pub fn new(device: &wgpu::Device, target_format: wgpu::TextureFormat) -> Self {
-        let shader = device.create_shader_module(wgpu::ShaderModuleDescriptor {
+        let shader = unsafe {
+            device.create_shader_module_trusted(
+                wgpu::ShaderModuleDescriptor {
                     label: Some("buddhabrot"),
                     source: wgpu::ShaderSource::Wgsl(
                         concat!(
@@ -135,7 +137,10 @@ impl BuddhabrotRenderer {
                         )
                         .into(),
                     ),
-        });
+                },
+                wgpu::ShaderRuntimeChecks::unchecked(),
+            )
+        };
 
         let uniform_buffer = device.create_buffer(&wgpu::BufferDescriptor {
             label: Some("buddhabrot uniforms"),

src/fractal/renderer.rs

@@ -197,7 +197,9 @@ struct Lipschitz {
 
 impl Lipschitz {
     fn new(device: &wgpu::Device) -> Self {
-        let module = device.create_shader_module(wgpu::ShaderModuleDescriptor {
+        let module = unsafe {
+            device.create_shader_module_trusted(
+                wgpu::ShaderModuleDescriptor {
                     label: Some("lipschitz"),
                     source: wgpu::ShaderSource::Wgsl(
                         concat!(
@@ -206,7 +208,10 @@ impl Lipschitz {
                         )
                         .into(),
                     ),
-        });
+                },
+                wgpu::ShaderRuntimeChecks::unchecked(),
+            )
+        };
         let texture_entry = |binding| wgpu::BindGroupLayoutEntry {
             binding,
             visibility: wgpu::ShaderStages::FRAGMENT,
@@ -617,7 +622,9 @@ impl FractalRenderer {
     }
 
     pub fn new(device: &wgpu::Device, target_format: wgpu::TextureFormat) -> Self {
-        let shader = device.create_shader_module(wgpu::ShaderModuleDescriptor {
+        let shader = unsafe {
+            device.create_shader_module_trusted(
+                wgpu::ShaderModuleDescriptor {
                     label: Some("mandelbrot"),
                     source: wgpu::ShaderSource::Wgsl(
                         concat!(
@@ -627,7 +634,10 @@ impl FractalRenderer {
                         )
                         .into(),
                     ),
-        });
+                },
+                wgpu::ShaderRuntimeChecks::unchecked(),
+            )
+        };
 
         let uniform_buffer = device.create_buffer(&wgpu::BufferDescriptor {
             label: Some("fractal uniforms"),
@@ -748,7 +758,9 @@ impl FractalRenderer {
             });
 
         // Colourise pass: data texture + colour uniforms → colour texture.
-        let colorize_shader = device.create_shader_module(wgpu::ShaderModuleDescriptor {
+        let colorize_shader = unsafe {
+            device.create_shader_module_trusted(
+                wgpu::ShaderModuleDescriptor {
                     label: Some("colorize"),
                     source: wgpu::ShaderSource::Wgsl(
                         concat!(
@@ -758,7 +770,10 @@ impl FractalRenderer {
                         )
                         .into(),
                     ),
-        });
+                },
+                wgpu::ShaderRuntimeChecks::unchecked(),
+            )
+        };
         let colorize_bind_group_layout =
             device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {
                 label: Some("colorize bind group layout"),
@@ -829,7 +844,9 @@ impl FractalRenderer {
         });
 
         // Blit pipeline: samples the cache texture onto egui's surface.
-        let blit_shader = device.create_shader_module(wgpu::ShaderModuleDescriptor {
+        let blit_shader = unsafe {
+            device.create_shader_module_trusted(
+                wgpu::ShaderModuleDescriptor {
                     label: Some("blit"),
                     source: wgpu::ShaderSource::Wgsl(
                         concat!(
@@ -838,7 +855,10 @@ impl FractalRenderer {
                         )
                         .into(),
                     ),
-        });
+                },
+                wgpu::ShaderRuntimeChecks::unchecked(),
+            )
+        };
 
         let blit_bind_group_layout =
             device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {