Fix windows build errors

wgpu-hal/src/dx12/mod.rs

@@ -772,6 +772,7 @@ impl crate::Queue<Api> for Queue {
             wgt::PresentMode::Immediate => (0, dxgi::DXGI_PRESENT_ALLOW_TEARING),
             wgt::PresentMode::Mailbox => (0, 0),
             wgt::PresentMode::Fifo => (1, 0),
+            m => unreachable!("Cannot make surface with present mode {m:?}"),
         };
 
         profiling::scope!("IDXGISwapchain3::Present");

wgpu-hal/src/vulkan/adapter.rs

@@ -1618,7 +1618,7 @@ impl crate::Adapter<super::Api> for super::Adapter {
 
         let formats = raw_surface_formats
             .into_iter()
-            .map(|sf| self.private_caps.map_texture_format(sf.format))
+            .filter_map(conv::map_vk_surface_formats)
             .collect();
         Some(crate::SurfaceCapabilities {
             formats,

wgpu-hal/src/vulkan/conv.rs

@@ -144,6 +144,24 @@ impl super::PrivateCapabilities {
     }
 }
 
+pub fn map_vk_surface_formats(sf: vk::SurfaceFormatKHR) -> Option<wgt::TextureFormat> {
+    use ash::vk::Format as F;
+    use wgt::TextureFormat as Tf;
+    // List we care about pulled from https://vulkan.gpuinfo.org/listsurfaceformats.php
+    Some(match sf.format {
+        F::B8G8R8A8_UNORM => Tf::Bgra8Unorm,
+        F::B8G8R8A8_SRGB => Tf::Bgra8UnormSrgb,
+        F::R8G8B8A8_SNORM => Tf::Rgba8Snorm,
+        F::R8G8B8A8_UNORM => Tf::Rgba8Unorm,
+        F::R8G8B8A8_SRGB => Tf::Rgba8UnormSrgb,
+        F::R16G16B16A16_SFLOAT => Tf::Rgba16Float,
+        F::R16G16B16A16_SNORM => Tf::Rgba16Snorm,
+        F::R16G16B16A16_UNORM => Tf::Rgba16Unorm,
+        F::A2B10G10R10_UNORM_PACK32 => Tf::Rgb10a2Unorm,
+        _ => return None,
+    })
+}
+
 impl crate::Attachment<'_, super::Api> {
     pub(super) fn make_attachment_key(
         &self,