seperate device functions

ash/src/device.rs

@@ -0,0 +1,159 @@
+use std::mem;
+use vk_loader as vk;
+use std::ptr;
+use feature;
+use surface;
+use extensions::*;
+#[derive(Clone)]
+pub struct PhysicalDevice {
+    pub ip: vk::InstancePointers,
+    pub handle: vk::PhysicalDevice,
+}
+
+impl PhysicalDevice {
+    pub fn has_surface_support(&self, index: u32, surface: &surface::Surface) -> bool {
+        unsafe {
+            let mut output: u32 = mem::uninitialized();
+            self.ip.GetPhysicalDeviceSurfaceSupportKHR(self.handle,
+                                                       index,
+                                                       surface.handle,
+                                                       &mut output);
+            output != 0
+        }
+    }
+
+    pub fn get_physical_device_infos(&self) -> PhysicalDeviceInfos {
+        PhysicalDeviceInfos {
+            properties: self.get_physical_device_properties(),
+            queue_families: self.get_queue_families(),
+            memory: self.get_memory_properties(),
+            features: self.get_device_features(),
+        }
+    }
+
+    pub fn get_physical_device_properties(&self) -> vk::PhysicalDeviceProperties {
+        unsafe {
+            let mut device_prop: vk::PhysicalDeviceProperties = mem::uninitialized();
+            self.ip.GetPhysicalDeviceProperties(self.handle, &mut device_prop);
+            device_prop
+        }
+    }
+
+    pub fn get_queue_families(&self) -> Vec<vk::QueueFamilyProperties> {
+        unsafe {
+            let mut queue_count = 0;
+            self.ip
+                .GetPhysicalDeviceQueueFamilyProperties(self.handle,
+                                                        &mut queue_count,
+                                                        ptr::null_mut());
+            let mut queue_families_vec = Vec::with_capacity(queue_count as usize);
+            self.ip
+                .GetPhysicalDeviceQueueFamilyProperties(self.handle,
+                                                        &mut queue_count,
+                                                        queue_families_vec.as_mut_ptr());
+            queue_families_vec.set_len(queue_count as usize);
+            queue_families_vec
+        }
+    }
+
+    pub fn get_memory_properties(&self) -> vk::PhysicalDeviceMemoryProperties {
+        unsafe {
+            let mut output = mem::uninitialized();
+            self.ip.GetPhysicalDeviceMemoryProperties(self.handle, &mut output);
+            output
+        }
+    }
+
+    pub fn get_device_features(&self) -> feature::Features {
+        let available_features: vk::PhysicalDeviceFeatures = unsafe {
+            let mut output = mem::uninitialized();
+            self.ip.GetPhysicalDeviceFeatures(self.handle, &mut output);
+            output
+        };
+        feature::Features::from(available_features)
+    }
+
+    pub fn create_device(&self,
+                         present: u32,
+                         ext: &DeviceExtension,
+                         features: &feature::Features)
+                         -> Device {
+        let f = vk::PhysicalDeviceFeatures::from(*features);
+        let priorities = [1.0];
+        let queue_info = vk::DeviceQueueCreateInfo {
+            sType: vk::STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
+            pNext: ptr::null(),
+            flags: 0,
+            queueFamilyIndex: present,
+            pQueuePriorities: priorities.as_ptr(),
+            queueCount: priorities.len() as u32,
+        };
+
+        let create_info = vk::DeviceCreateInfo {
+            sType: vk::STRUCTURE_TYPE_DEVICE_CREATE_INFO,
+            pNext: ptr::null(),
+            flags: 0,
+            queueCreateInfoCount: 1,
+            pQueueCreateInfos: &queue_info,
+            enabledLayerCount: 0,
+            ppEnabledLayerNames: ptr::null(),
+            enabledExtensionCount: 0,
+            ppEnabledExtensionNames: ptr::null(),
+            pEnabledFeatures: ptr::null(),
+        };
+
+        let mut vk_device = unsafe { mem::uninitialized() };
+        unsafe {
+            assert!(self.ip.CreateDevice(self.handle, &create_info, ptr::null(), &mut vk_device) ==
+                    0,
+                    "device");
+        }
+        let dp = vk::DevicePointers::load(|name| {
+            unsafe { self.ip.GetDeviceProcAddr(vk_device, name.as_ptr()) as *const _ }
+        });
+        Device {
+            dp: dp,
+            device: vk_device,
+        }
+    }
+}
+
+pub struct PhysicalDeviceInfos {
+    pub properties: vk::PhysicalDeviceProperties,
+    pub queue_families: Vec<vk::QueueFamilyProperties>,
+    pub memory: vk::PhysicalDeviceMemoryProperties,
+    pub features: feature::Features,
+}
+
+impl PhysicalDeviceInfos {
+    fn has_surface_support(&self) -> bool {
+        true
+    }
+}
+
+pub struct Queue {
+    handle: vk::Queue,
+}
+
+pub struct Device {
+    dp: vk::DevicePointers,
+    device: vk::Device,
+}
+
+impl Device {
+    pub fn get_device_queue(&self, family: u32, index: u32) -> Queue {
+        unsafe {
+            let mut queue = mem::uninitialized();
+            self.dp.GetDeviceQueue(self.device, family, index, &mut queue);
+            Queue { handle: queue }
+        }
+    }
+}
+
+impl Drop for Device {
+    fn drop(&mut self) {
+        unsafe {
+            self.dp.DestroyDevice(self.device, ptr::null());
+        }
+    }
+}

ash/src/instance.rs

@@ -14,139 +14,14 @@ use extensions::*;
 use std::os::raw::*;
 use std::cell::Cell;
 use surface;
+use device::*;
 
-#[derive(Clone)]
-pub struct PhysicalDevice {
-    ip: vk::InstancePointers,
-    handle: vk::PhysicalDevice,
-}
 
 pub struct DebugCallback {
     handle: vk::DebugReportCallbackEXT,
     f: *mut Fn(String),
 }
 
-impl PhysicalDevice {
-    pub fn has_surface_support(&self, index: u32, surface: &Surface) -> bool {
-        unsafe {
-            let mut output: u32 = mem::uninitialized();
-            self.ip.GetPhysicalDeviceSurfaceSupportKHR(self.handle,
-                                                       index,
-                                                       surface.handle,
-                                                       &mut output);
-            output != 0
-        }
-    }
-
-    pub fn get_physical_device_infos(&self) -> PhysicalDeviceInfos {
-        PhysicalDeviceInfos {
-            properties: self.get_physical_device_properties(),
-            queue_families: self.get_queue_families(),
-            memory: self.get_memory_properties(),
-            features: self.get_device_features(),
-        }
-    }
-
-    pub fn get_physical_device_properties(&self) -> vk::PhysicalDeviceProperties {
-        unsafe {
-            let mut device_prop: vk::PhysicalDeviceProperties = mem::uninitialized();
-            self.ip.GetPhysicalDeviceProperties(self.handle, &mut device_prop);
-            device_prop
-        }
-    }
-
-    pub fn get_queue_families(&self) -> Vec<vk::QueueFamilyProperties> {
-        unsafe {
-            let mut queue_count = 0;
-            self.ip
-                .GetPhysicalDeviceQueueFamilyProperties(self.handle,
-                                                        &mut queue_count,
-                                                        ptr::null_mut());
-            let mut queue_families_vec = Vec::with_capacity(queue_count as usize);
-            self.ip
-                .GetPhysicalDeviceQueueFamilyProperties(self.handle,
-                                                        &mut queue_count,
-                                                        queue_families_vec.as_mut_ptr());
-            queue_families_vec.set_len(queue_count as usize);
-            queue_families_vec
-        }
-    }
-
-    pub fn get_memory_properties(&self) -> vk::PhysicalDeviceMemoryProperties {
-        unsafe {
-            let mut output = mem::uninitialized();
-            self.ip.GetPhysicalDeviceMemoryProperties(self.handle, &mut output);
-            output
-        }
-    }
-
-    pub fn get_device_features(&self) -> feature::Features {
-        let available_features: vk::PhysicalDeviceFeatures = unsafe {
-            let mut output = mem::uninitialized();
-            self.ip.GetPhysicalDeviceFeatures(self.handle, &mut output);
-            output
-        };
-        feature::Features::from(available_features)
-    }
-
-    pub fn create_device(&self,
-                         present: u32,
-                         ext: &DeviceExtension,
-                         features: &feature::Features)
-                         -> Device {
-        let f = vk::PhysicalDeviceFeatures::from(*features);
-        let priorities = [1.0];
-        let queue_info = vk::DeviceQueueCreateInfo {
-            sType: vk::STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
-            pNext: ptr::null(),
-            flags: 0,
-            queueFamilyIndex: present,
-            pQueuePriorities: priorities.as_ptr(),
-            queueCount: priorities.len() as u32,
-        };
-
-        let create_info = vk::DeviceCreateInfo {
-            sType: vk::STRUCTURE_TYPE_DEVICE_CREATE_INFO,
-            pNext: ptr::null(),
-            flags: 0,
-            queueCreateInfoCount: 1,
-            pQueueCreateInfos: &queue_info,
-            enabledLayerCount: 0,
-            ppEnabledLayerNames: ptr::null(),
-            enabledExtensionCount: 0,
-            ppEnabledExtensionNames: ptr::null(),
-            pEnabledFeatures: ptr::null(),
-        };
-
-        let mut vk_device = unsafe { mem::uninitialized() };
-        unsafe {
-            assert!(self.ip.CreateDevice(self.handle, &create_info, ptr::null(), &mut vk_device) ==
-                    0,
-                    "device");
-        }
-        let dp = vk::DevicePointers::load(|name| {
-            unsafe { self.ip.GetDeviceProcAddr(vk_device, name.as_ptr()) as *const _ }
-        });
-        Device {
-            dp: dp,
-            device: vk_device,
-        }
-    }
-}
-
-pub struct PhysicalDeviceInfos {
-    pub properties: vk::PhysicalDeviceProperties,
-    pub queue_families: Vec<vk::QueueFamilyProperties>,
-    pub memory: vk::PhysicalDeviceMemoryProperties,
-    pub features: feature::Features,
-}
-
-impl PhysicalDeviceInfos {
-    fn has_surface_support(&self) -> bool {
-        true
-    }
-}
-
 pub struct Instance {
     pub instance: vk::Instance,
     pub ip: vk::InstancePointers,
@@ -172,21 +47,10 @@ pub struct ApplicationInfo {
     pub name: String,
 }
 
-pub struct Surface<'r> {
-    instance: &'r Instance,
-    handle: vk::SurfaceKHR,
-}
-impl<'r> Drop for Surface<'r> {
-    fn drop(&mut self) {
-        unsafe {
-            self.instance.ip.DestroySurfaceKHR(self.instance.instance, self.handle, ptr::null());
-        }
-    }
-}
 
 impl Instance {
-    pub fn create_surface<S: surface::Surface>(&self, s: &S) -> Surface {
-        Surface {
+    pub fn create_surface<S: surface::VulkanSurface>(&self, s: &S) -> surface::Surface {
+        surface::Surface {
             instance: self,
             handle: s.create_surface(self),
         }
@@ -342,30 +206,3 @@ impl Instance {
         }
     }
 }
-
-pub struct Queue {
-    handle: vk::Queue,
-}
-
-pub struct Device {
-    dp: vk::DevicePointers,
-    device: vk::Device,
-}
-
-impl Device {
-    pub fn get_device_queue(&self, family: u32, index: u32) -> Queue {
-        unsafe {
-            let mut queue = mem::uninitialized();
-            self.dp.GetDeviceQueue(self.device, family, index, &mut queue);
-            Queue { handle: queue }
-        }
-    }
-}
-
-impl Drop for Device {
-    fn drop(&mut self) {
-        unsafe {
-            self.dp.DestroyDevice(self.device, ptr::null());
-        }
-    }
-}

ash/src/lib.rs

@@ -9,3 +9,4 @@ pub mod extensions;
 pub mod surface;
 pub mod instance;
 pub mod feature;
+pub mod device;

ash/src/surface.rs

@@ -4,11 +4,11 @@ use std::mem;
 use instance::Instance;
 use std::ptr;
 use std::os::raw::c_void;
-pub trait Surface {
+pub trait VulkanSurface {
     fn create_surface(&self, inst: &Instance) -> vk::SurfaceKHR;
 }
 
-impl Surface for Window {
+impl VulkanSurface for Window {
     fn create_surface(&self, inst: &Instance) -> vk::SurfaceKHR {
         unsafe {
             let x11_display = self.glfw.get_x11_display();
@@ -26,3 +26,15 @@ impl Surface for Window {
         }
     }
 }
+
+pub struct Surface<'r> {
+    pub instance: &'r Instance,
+    pub handle: vk::SurfaceKHR,
+}
+impl<'r> Drop for Surface<'r> {
+    fn drop(&mut self) {
+        unsafe {
+            self.instance.ip.DestroySurfaceKHR(self.instance.instance, self.handle, ptr::null());
+        }
+    }
+}