select format capability (ref #122)

Cargo.toml

@@ -26,6 +26,7 @@ bytemuck = { version = "1.13.1", features = [ "derive" ] }
 log = "0.4.18"
 serde = { version = "1.0.163", features = ["derive"] }
 teletypewriter = { path = "teletypewriter" }
+sugarloaf = { path = "sugarloaf" }
 corcovado = { path = "corcovado" }
 tokio = { version = "1.26.0", features = ["full"] }
 wgpu = "0.16.2"

rio/Cargo.toml

@@ -27,7 +27,7 @@ libc = { workspace = true }
 log = { workspace = true }
 parking_lot = "0.12"
 serde = { workspace = true }
-sugarloaf = "0.0.7"
+sugarloaf = { workspace = true }
 teletypewriter = { workspace = true }
 tokio = { version = "1.26.0", features = ["full"] }
 unicode-width = "0.1.5"

sugarloaf/src/context/mod.rs

@@ -65,14 +65,24 @@ impl Context {
         log::info!("Selected adapter: {:?}", adapter.get_info());
 
         let caps = surface.get_capabilities(&adapter);
-        let format = caps
-            .formats
+
+        // TODO: Fix formats with signs
+        let unsupported_formats = wgpu::TextureFormat::Rgb10a2Unorm;
+        let filtered_formats: Vec<wgpu::TextureFormat> = caps.formats
             .iter()
             .copied()
-            .find(wgpu::TextureFormat::is_srgb)
-            .or_else(|| caps.formats.first().copied())
-            .expect("Get preferred format");
+            .filter(|&x| {
+                x != unsupported_formats &&
+                wgpu::TextureFormat::has_color_aspect(&x)
+            })
+            .collect();
+
+        let mut format: wgpu::TextureFormat = caps.formats.first().unwrap().to_owned();
+        if !filtered_formats.is_empty() {
+            format = filtered_formats.last().unwrap().to_owned();
+        }
 
+        log::info!("Sugarloaf selected format: {format:?} from {:?}", caps.formats);
         let (device, queue) = (async {
             {
                 if let Ok(result) = adapter