Add DebugMarker extension

ash/src/extensions/debug_marker.rs

@@ -0,0 +1,47 @@
+#![allow(dead_code)]
+use prelude::*;
+use std::mem;
+use vk;
+use std::ffi::CStr;
+use version::{InstanceV1_0, DeviceV1_0};
+
+#[derive(Clone)]
+pub struct DebugMarker {
+    debug_marker_fn: vk::DebugMarkerFn,
+}
+
+impl DebugMarker {
+    pub fn new<I: InstanceV1_0, D: DeviceV1_0>(
+        instance: &I,
+        device: &D
+    ) -> Result<DebugMarker, Vec<&'static str>> {
+        let debug_marker_fn = vk::DebugMarkerFn::load(|name| unsafe {
+            mem::transmute(instance.get_device_proc_addr(
+                device.handle(),
+                name.as_ptr(),
+            ))
+        })?;
+        Ok(DebugMarker {
+            debug_marker_fn: debug_marker_fn,
+        })
+    }
+
+    pub fn name() -> &'static CStr {
+        CStr::from_bytes_with_nul(b"VK_EXT_debug_marker\0").expect("Wrong extension string")
+    }
+
+    pub unsafe fn debug_marker_set_object_name_ext(
+        &self,
+        device: vk::Device,
+        name_info: &vk::DebugMarkerObjectNameInfoEXT
+    ) -> VkResult<()> {
+        let err_code = self.debug_marker_fn.debug_marker_set_object_name_ext(
+            device,
+            name_info
+        );
+        match err_code {
+            vk::Result::Success => Ok(()),
+            _ => Err(err_code)
+        }
+    }
+}

ash/src/extensions/mod.rs

@@ -2,6 +2,7 @@ pub use self::swapchain::Swapchain;
 pub use self::display_swapchain::DisplaySwapchain;
 pub use self::surface::Surface;
 pub use self::xlib_surface::XlibSurface;
+pub use self::debug_marker::DebugMarker;
 pub use self::debug_report::DebugReport;
 pub use self::win32_surface::Win32Surface;
 pub use self::mir_surface::MirSurface;
@@ -16,6 +17,7 @@ mod display_swapchain;
 mod surface;
 mod xlib_surface;
 mod win32_surface;
+mod debug_marker;
 mod debug_report;
 mod mir_surface;
 mod android_surface;

ash/src/vk.rs

@@ -2529,6 +2529,15 @@ pub mod types {
         pub image_extent: Extent2D,
     }
 
+    #[repr(C)]
+    pub struct DebugMarkerObjectNameInfoEXT {
+        pub s_type: StructureType,
+        pub p_next: *const c_void,
+        pub object_type: DebugReportObjectTypeEXT,
+        pub object: uint64_t,
+        pub p_object_name: *const c_char,
+    }
+
     #[repr(C)]
     pub struct DebugReportCallbackCreateInfoEXT {
         pub s_type: StructureType,
@@ -2763,6 +2772,7 @@ pub mod types {
         DisplayPresentInfoKhr = 1000003000,
         DisplayModeCreateInfoKhr = 1000002000,
         DisplaySurfaceCreateInfoKhr = 1000002001,
+        DebugMarkerObjectNameInfoEXT = 1000022000,
         DebugReportCallbackCreateInfoExt = 1000011000,
         IOSSurfaceCreateInfoMvk = 1000122000,
         MacOSSurfaceCreateInfoMvk = 1000123000,
@@ -4983,6 +4993,13 @@ pub mod cmds {
         dpy: *mut Display,
         visual_id: VisualID,
     ) -> Bool32;
+}
+    vk_functions!{
+    DebugMarkerFn,
+    "vkDebugMarkerSetObjectNameEXT", debug_marker_set_object_name_ext(
+        device: Device,
+        p_name_info: *const DebugMarkerObjectNameInfoEXT,
+    ) -> Result;
 }
     vk_functions!{
     DebugReportFn,