1 files changed, 110 insertions, 0 deletions
diff --git a/third_party/rust/ash/src/extensions/khr/surface.rs b/third_party/rust/ash/src/extensions/khr/surface.rs
new file mode 100755
index 0000000000..11508bdcc9
--- /dev/null
+++ b/third_party/rust/ash/src/extensions/khr/surface.rs
@@ -0,0 +1,110 @@
+use crate::prelude::*;
+use crate::vk;
+use crate::RawPtr;
+use crate::{Entry, Instance};
+use std::ffi::CStr;
+use std::mem;
+
+#[derive(Clone)]
+pub struct Surface {
+    handle: vk::Instance,
+    fp: vk::KhrSurfaceFn,
+}
+
+impl Surface {
+    pub fn new(entry: &Entry, instance: &Instance) -> Self {
+        let handle = instance.handle();
+        let fp = vk::KhrSurfaceFn::load(|name| unsafe {
+            mem::transmute(entry.get_instance_proc_addr(handle, name.as_ptr()))
+        });
+        Self { handle, fp }
+    }
+
+    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetPhysicalDeviceSurfaceSupportKHR.html>
+    #[inline]
+    pub unsafe fn get_physical_device_surface_support(
+        &self,
+        physical_device: vk::PhysicalDevice,
+        queue_family_index: u32,
+        surface: vk::SurfaceKHR,
+    ) -> VkResult<bool> {
+        let mut b = 0;
+        (self.fp.get_physical_device_surface_support_khr)(
+            physical_device,
+            queue_family_index,
+            surface,
+            &mut b,
+        )
+        .result_with_success(b > 0)
+    }
+
+    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetPhysicalDeviceSurfacePresentModesKHR.html>
+    #[inline]
+    pub unsafe fn get_physical_device_surface_present_modes(
+        &self,
+        physical_device: vk::PhysicalDevice,
+        surface: vk::SurfaceKHR,
+    ) -> VkResult<Vec<vk::PresentModeKHR>> {
+        read_into_uninitialized_vector(|count, data| {
+            (self.fp.get_physical_device_surface_present_modes_khr)(
+                physical_device,
+                surface,
+                count,
+                data,
+            )
+        })
+    }
+
+    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetPhysicalDeviceSurfaceCapabilitiesKHR.html>
+    #[inline]
+    pub unsafe fn get_physical_device_surface_capabilities(
+        &self,
+        physical_device: vk::PhysicalDevice,
+        surface: vk::SurfaceKHR,
+    ) -> VkResult<vk::SurfaceCapabilitiesKHR> {
+        let mut surface_capabilities = mem::zeroed();
+        (self.fp.get_physical_device_surface_capabilities_khr)(
+            physical_device,
+            surface,
+            &mut surface_capabilities,
+        )
+        .result_with_success(surface_capabilities)
+    }
+
+    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetPhysicalDeviceSurfaceFormatsKHR.html>
+    #[inline]
+    pub unsafe fn get_physical_device_surface_formats(
+        &self,
+        physical_device: vk::PhysicalDevice,
+        surface: vk::SurfaceKHR,
+    ) -> VkResult<Vec<vk::SurfaceFormatKHR>> {
+        read_into_uninitialized_vector(|count, data| {
+            (self.fp.get_physical_device_surface_formats_khr)(physical_device, surface, count, data)
+        })
+    }
+
+    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkDestroySurfaceKHR.html>
+    #[inline]
+    pub unsafe fn destroy_surface(
+        &self,
+        surface: vk::SurfaceKHR,
+        allocation_callbacks: Option<&vk::AllocationCallbacks>,
+    ) {
+        (self.fp.destroy_surface_khr)(self.handle, surface, allocation_callbacks.as_raw_ptr());
+    }
+
+    #[inline]
+    pub const fn name() -> &'static CStr {
+        vk::KhrSurfaceFn::name()
+    }
+
+    #[inline]
+    pub fn fp(&self) -> &vk::KhrSurfaceFn {
+        &self.fp
+    }
+
+    #[inline]
+    pub fn instance(&self) -> vk::Instance {
+        self.handle
+    }
+}