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maik klein 2016-08-14 01:13:39 +02:00
commit 606abdd86f
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target

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[root]
name = "vk_loader"
version = "0.1.0"
dependencies = [
"shared_library 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "ash"
version = "0.1.0"
dependencies = [
"glfw 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
"lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"vk_loader 0.1.0",
]
[[package]]
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[[package]]
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dependencies = [
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[[package]]
name = "example"
version = "0.1.0"
dependencies = [
"ash 0.1.0",
"glfw 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
"vk_loader 0.1.0",
]
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[workspace]
members = [
"vk_loader",
"ash",
"examples",
]

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Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
1. Definitions.
"License" shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document.
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"You" (or "Your") shall mean an individual or Legal Entity exercising permissions granted by this License.
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5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions.
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8. Limitation of Liability. In no event and under no legal theory, whether in tort (including negligence), contract, or otherwise, unless required by applicable law (such as deliberate and grossly negligent acts) or agreed to in writing, shall any Contributor be liable to You for damages, including any direct, indirect, special, incidental, or consequential damages of any character arising as a result of this License or out of the use or inability to use the Work (including but not limited to damages for loss of goodwill, work stoppage, computer failure or malfunction, or any and all other commercial damages or losses), even if such Contributor has been advised of the possibility of such damages.
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END OF TERMS AND CONDITIONS
Copyright 2016 Maik Klein
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

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Copyright (c) 2016 ASH
Permission is hereby granted, free of charge, to any
person obtaining a copy of this software and associated
documentation files (the "Software"), to deal in the
Software without restriction, including without
limitation the rights to use, copy, modify, merge,
publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software
is furnished to do so, subject to the following
conditions:
The above copyright notice and this permission notice
shall be included in all copies or substantial portions
of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.

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#ASH
An experimental wrapper for Vulkan. This library is not stable use [Vulkano](https://github.com/tomaka/vulkano) instead.
The main goal for this library is to familiarize myself with Vulkan.

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ash/Cargo.toml Normal file
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[package]
name = "ash"
version = "0.1.0"
authors = ["maik klein <maikklein@googlemail.com>"]
[dependencies]
lazy_static = "0.2.1"
shared_library = "0.1.5"
glfw = "0.9.1"
vk_loader = { version = "0.1.0", path = "../vk_loader"}

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use vk_loader as vk;
use std::ffi::{CString, CStr};
macro_rules! extensions {
($struct_name: ident, $struct_name_prop: ident, $($name: ident => $str_name: expr,)*) => {
#[derive(Debug)]
pub struct $struct_name {
$(
pub $name: bool,
)+
}
impl $struct_name {
pub fn empty() -> $struct_name {
$struct_name{
$(
$name: false,
)+
}
}
pub fn extension_list(&self) -> Vec<CString>{
let mut vec = Vec::new();
$(
if self.$name{
vec.push(CString::new($str_name).unwrap());
}
)+
vec
}
pub fn subset_of(&self, other: &$struct_name) -> bool{
$(!self.$name | other.$name)&&+
}
}
pub struct $struct_name_prop {
pub ext_props: Vec<vk::ExtensionProperties>
}
impl From<$struct_name_prop> for $struct_name{
fn from(ep: $struct_name_prop) -> $struct_name{
let mut ext = $struct_name::empty();
for ext_prop in ep.ext_props.iter() {
let name = unsafe{
CStr::from_ptr(ext_prop.extensionName.as_ptr()).to_str().unwrap()
};
$(
if name == $str_name {
ext.$name = true;
}
)+
}
ext
}
}
}
}
extensions!{
InstanceExtension,
InstanceExtensionProperties,
khr_surface => "VK_KHR_surface",
khr_display => "VK_KHR_display",
khr_xlib_surface => "VK_KHR_xlib_surface",
khr_xcb_surface => "VK_KHR_xcb_surface",
khr_wayland_surface => "VK_KHR_wayland_surface",
khr_mir_surface => "VK_KHR_mir_surface",
khr_android_surface => "VK_KHR_android_surface",
khr_win32_surface => "VK_KHR_win32_surface",
khr_ext_debug_report => "VK_EXT_debug_report",
}
extensions! {
DeviceExtension,
DeviceExtensionProperties,
khr_swapchain => "VK_KHR_swapchain",
khr_display_swapchain => "VK_KHR_display_swapchain",
}

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#![allow(dead_code)]
use vk_loader as vk;
use std::fmt;
macro_rules! features{
($($name: ident => $vk: ident,)+) => {
#[derive(Debug, Copy, Clone)]
pub struct Features{
$(
pub $name: bool,
)+
}
impl Features{
pub fn empty() -> Features{
Features{
$(
$name: false,
)+
}
}
pub fn subset(&self, other: &Self) -> bool{
$((!self.$name | other.$name))&&+
}
}
//TODO: Probably just impl From with a cast?
impl From<vk::PhysicalDeviceFeatures> for Features{
fn from(features: vk::PhysicalDeviceFeatures) -> Features {
Features{
$(
$name: features.$vk != 0,
)+
}
}
}
impl From<Features> for vk::PhysicalDeviceFeatures {
fn from(features: Features) -> vk::PhysicalDeviceFeatures {
vk::PhysicalDeviceFeatures{
$(
$vk: features.$name as u32,
)+
}
}
}
impl fmt::Display for Features {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result{
$(
if self.$name {
try!(writeln!(f, "{},", stringify!($name)));
}
)+
writeln!(f, "")
}
}
}
}
features!{
robust_buffer_access => robustBufferAccess,
full_draw_index_uint32 => fullDrawIndexUint32,
image_cube_array => imageCubeArray,
independent_blend => independentBlend,
geometry_shader => geometryShader,
tessellation_shader => tessellationShader,
sample_rate_shading => sampleRateShading,
dual_src_blend => dualSrcBlend,
logic_op => logicOp,
multi_draw_indirect => multiDrawIndirect,
draw_indirect_first_instance => drawIndirectFirstInstance,
depth_clamp => depthClamp,
depth_bias_clamp => depthBiasClamp,
fill_mode_non_solid => fillModeNonSolid,
depth_bounds => depthBounds,
wide_lines => wideLines,
large_points => largePoints,
alpha_to_one => alphaToOne,
multi_viewport => multiViewport,
sampler_anisotropy => samplerAnisotropy,
texture_compression_etc2 => textureCompressionETC2,
texture_compression_astc_ldr => textureCompressionASTC_LDR,
texture_compression_bc => textureCompressionBC,
occlusion_query_precise => occlusionQueryPrecise,
pipeline_statistics_query => pipelineStatisticsQuery,
vertex_pipeline_stores_and_atomics => vertexPipelineStoresAndAtomics,
fragment_stores_and_atomics => fragmentStoresAndAtomics,
shader_tessellation_and_geometry_point_size => shaderTessellationAndGeometryPointSize,
shader_image_gather_extended => shaderImageGatherExtended,
shader_storage_image_extended_formats => shaderStorageImageExtendedFormats,
shader_storage_image_multisample => shaderStorageImageMultisample,
shader_storage_image_read_without_format => shaderStorageImageReadWithoutFormat,
shader_storage_image_write_without_format => shaderStorageImageWriteWithoutFormat,
shader_uniform_buffer_array_dynamic_indexing => shaderUniformBufferArrayDynamicIndexing,
shader_sampled_image_array_dynamic_indexing => shaderSampledImageArrayDynamicIndexing,
shader_storage_buffer_array_dynamic_indexing => shaderStorageBufferArrayDynamicIndexing,
shader_storage_image_array_dynamic_indexing => shaderStorageImageArrayDynamicIndexing,
shader_clip_distance => shaderClipDistance,
shader_cull_distance => shaderCullDistance,
shaderf3264 => shaderf3264,
shader_int64 => shaderInt64,
shader_int16 => shaderInt16,
shader_resource_residency => shaderResourceResidency,
shader_resource_min_lod => shaderResourceMinLod,
sparse_binding => sparseBinding,
sparse_residency_buffer => sparseResidencyBuffer,
sparse_residency_image_2d => sparseResidencyImage2D,
sparse_residency_image_3d => sparseResidencyImage3D,
sparse_residency2_samples => sparseResidency2Samples,
sparse_residency4_samples => sparseResidency4Samples,
sparse_residency8_samples => sparseResidency8Samples,
sparse_residency16_samples => sparseResidency16Samples,
sparse_residency_aliased => sparseResidencyAliased,
variable_multisample_rate => variableMultisampleRate,
inherited_queries => inheritedQueries,
}

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#![allow(dead_code)]
use std::ptr;
use std::ffi::*;
use std::error;
use std::fmt;
use std::mem;
use std::sync::Arc;
use vk_loader as vk;
use feature;
use load;
use extensions::*;
use std::os::raw::*;
use std::cell::Cell;
use surface;
#[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,
callback: Option<DebugCallback>,
}
unsafe impl Send for Instance {}
unsafe impl Sync for Instance {}
impl Drop for Instance {
fn drop(&mut self) {
unsafe {
if let Some(ref callback) = self.callback {
self.ip.DestroyDebugReportCallbackEXT(self.instance, callback.handle, ptr::null());
Box::from_raw(callback.f);
}
self.ip.DestroyInstance(self.instance, ptr::null());
}
}
}
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 {
instance: self,
handle: s.create_surface(self),
}
}
pub fn extenstion_properties() -> InstanceExtension {
let entry_points = load::entry_points().unwrap();
let extension_props = unsafe {
let mut num = 0;
entry_points.EnumerateInstanceExtensionProperties(ptr::null(), &mut num, ptr::null_mut());
let mut data = Vec::with_capacity(num as usize);
entry_points.EnumerateInstanceExtensionProperties(ptr::null(), &mut num, data.as_mut_ptr());
data.set_len(num as usize);
InstanceExtensionProperties { ext_props: data }
};
extension_props.into()
}
pub fn device_extension_properties(&self, device: vk::PhysicalDevice) -> DeviceExtension {
let extension_props = unsafe {
let mut num = 0;
self.ip
.EnumerateDeviceExtensionProperties(device, ptr::null(), &mut num, ptr::null_mut());
let mut data = Vec::with_capacity(num as usize);
self.ip.EnumerateDeviceExtensionProperties(device,
ptr::null(),
&mut num,
data.as_mut_ptr());
data.set_len(num as usize);
DeviceExtensionProperties { ext_props: data }
};
extension_props.into()
}
pub fn new<F: Fn(String) + 'static>(app_info: &ApplicationInfo,
extensions: &InstanceExtension,
f: F)
-> Instance {
let entry_points = load::entry_points().unwrap();
unsafe {
let mut num = 0;
entry_points.EnumerateInstanceLayerProperties(&mut num, ptr::null_mut());
let mut v = Vec::with_capacity(num as usize);
entry_points.EnumerateInstanceLayerProperties(&mut num, v.as_mut_ptr());
v.set_len(num as usize);
for p in v {
// println!("layer {}", CStr::from_ptr(p.layerName.as_ptr()).to_str().unwrap());
}
}
let layername = CString::new("VK_LAYER_LUNARG_standard_validation").unwrap();
let layer = [layername.as_ptr()];
let c = CString::new(app_info.name.clone()).unwrap();
let raw_name = c.as_ptr();
let appinfo = vk::ApplicationInfo {
pApplicationName: raw_name,
sType: vk::STRUCTURE_TYPE_APPLICATION_INFO,
pNext: ptr::null(),
applicationVersion: 0,
pEngineName: raw_name,
engineVersion: 0,
apiVersion: 0,
};
let extension_list = extensions.extension_list();
let extension_list_raw =
extension_list.iter().map(|extension| extension.as_ptr()).collect::<Vec<_>>();
let create_info = vk::InstanceCreateInfo {
sType: vk::STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
pApplicationInfo: &appinfo,
pNext: ptr::null(),
ppEnabledLayerNames: layer.as_ptr(),
enabledLayerCount: layer.len() as u32,
ppEnabledExtensionNames: extension_list_raw.as_ptr(),
enabledExtensionCount: extension_list_raw.len() as u32,
flags: 0,
};
let mut instance: vk::Instance = unsafe { mem::uninitialized() };
unsafe {
entry_points.CreateInstance(&create_info, ptr::null(), &mut instance);
}
let vk: vk::InstancePointers = {
let f = load::static_functions().unwrap();
vk::InstancePointers::load(|name| unsafe {
mem::transmute(f.GetInstanceProcAddr(instance, name.as_ptr()))
})
};
extern "system" fn debug_callback<F: Fn(String)>(flags: vk::DebugReportFlagsEXT,
obj: vk::DebugReportObjectTypeEXT,
u: u64,
u1: usize,
i: i32,
chars: *const c_char,
chars1: *const c_char,
data: *mut c_void)
-> u32 {
unsafe {
let f = &*(data as *mut F);
f(CStr::from_ptr(chars).to_str().unwrap().to_owned());
f(CStr::from_ptr(chars1).to_str().unwrap().to_owned());
}
1
}
let raw_boxed_f = Box::into_raw(Box::new(f));
let debug = vk::DebugReportCallbackCreateInfoEXT {
sType: 1000011000,
pNext: ptr::null(),
flags: vk::DEBUG_REPORT_ERROR_BIT_EXT | vk::DEBUG_REPORT_WARNING_BIT_EXT,
pfnCallback: debug_callback::<F>,
pUserData: raw_boxed_f as *mut c_void,
};
let callback = unsafe {
let mut callback: vk::DebugReportCallbackEXT = mem::uninitialized();
assert!(vk.CreateDebugReportCallbackEXT(instance,
&debug,
ptr::null(),
&mut callback) == 0,
"Debug");
DebugCallback {
f: raw_boxed_f,
handle: callback,
}
};
Instance {
ip: vk,
instance: instance,
callback: Some(callback),
}
}
pub fn get_pysical_devices(&self) -> Vec<PhysicalDevice> {
unsafe {
let mut num = 0;
self.ip
.EnumeratePhysicalDevices(self.instance, &mut num, ptr::null_mut());
let mut physical_devices = Vec::<vk::PhysicalDevice>::with_capacity(num as usize);
self.ip
.EnumeratePhysicalDevices(self.instance, &mut num, physical_devices.as_mut_ptr());
physical_devices.set_len(num as usize);
physical_devices.into_iter()
.map(|handle| {
PhysicalDevice {
ip: self.ip.clone(),
handle: handle,
}
})
.collect()
}
}
}
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());
}
}
}

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#[macro_use]
extern crate lazy_static;
extern crate shared_library;
extern crate vk_loader;
extern crate glfw;
pub mod load;
pub mod extensions;
pub mod surface;
pub mod instance;
pub mod feature;

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// Copyright (c) 2016 The vulkano developers
// Licensed under the Apache License, Version 2.0
// <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT
// license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
// at your option. All files in the project carrying such
// notice may not be copied, modified, or distributed except
// according to those terms.
use std::error;
use std::fmt;
use std::mem;
use std::path::Path;
use std::ptr;
use shared_library;
use vk_loader as vk;
lazy_static! {
static ref VK_LIB: Result<shared_library::dynamic_library::DynamicLibrary, LoadingError> = {
#[cfg(windows)] fn get_path() -> &'static Path { Path::new("vulkan-1.dll") }
#[cfg(all(unix, not(target_os = "android")))] fn get_path() -> &'static Path { Path::new("libvulkan.so.1") }
#[cfg(target_os = "android")] fn get_path() -> &'static Path { Path::new("libvulkan.so") }
let path = get_path();
shared_library::dynamic_library::DynamicLibrary::open(Some(path))
.map_err(|err| LoadingError::LibraryLoadFailure(err))
};
static ref VK_STATIC: Result<vk::Static, LoadingError> = {
match *VK_LIB {
Ok(ref lib) => {
let mut err = None;
let result = vk::Static::load(|name| unsafe {
let name = name.to_str().unwrap();
match lib.symbol(name) {
Ok(s) => s,
Err(_) => { // TODO: return error?
err = Some(LoadingError::MissingEntryPoint(name.to_owned()));
ptr::null()
}
}
});
if let Some(err) = err {
Err(err)
} else {
Ok(result)
}
},
Err(ref err) => Err(err.clone()),
}
};
static ref VK_ENTRY: Result<vk::EntryPoints, LoadingError> = {
match *VK_STATIC {
Ok(ref lib) => {
// At this point we assume that if one of the functions fails to load, it is an
// implementation bug and not a real-life situation that could be handled by
// an error.
Ok(vk::EntryPoints::load(|name| unsafe {
mem::transmute(lib.GetInstanceProcAddr(0, name.as_ptr()))
}))
},
Err(ref err) => Err(err.clone()),
}
};
}
/// Returns the collection of static functions from the Vulkan loader, or an error if failed to
/// open the loader.
pub fn static_functions() -> Result<&'static vk::Static, LoadingError> {
VK_STATIC.as_ref().map_err(|err| err.clone())
}
/// Returns the collection of Vulkan entry points from the Vulkan loader, or an error if failed to
/// open the loader.
pub fn entry_points() -> Result<&'static vk::EntryPoints, LoadingError> {
VK_ENTRY.as_ref().map_err(|err| err.clone())
}
/// Error that can happen when loading the Vulkan loader.
#[derive(Debug, Clone)]
pub enum LoadingError {
/// Failed to load the Vulkan shared library.
LibraryLoadFailure(String), /* TODO: meh for error type, but this needs changes in shared_library */
/// One of the entry points required to be supported by the Vulkan implementation is missing.
MissingEntryPoint(String),
}
impl error::Error for LoadingError {
#[inline]
fn description(&self) -> &str {
match *self {
LoadingError::LibraryLoadFailure(_) => "failed to load the Vulkan shared library",
LoadingError::MissingEntryPoint(_) => {
"one of the entry points required to be supported by the Vulkan implementation \
is missing"
}
}
}
// #[inline]
// fn cause(&self) -> Option<&error::Error> {
// match *self {
// LoadingError::LibraryLoadFailure(ref err) => Some(err),
// _ => None
// }
// }
}
impl fmt::Display for LoadingError {
#[inline]
fn fmt(&self, fmt: &mut fmt::Formatter) -> Result<(), fmt::Error> {
write!(fmt, "{}", error::Error::description(self))
}
}

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use vk_loader as vk;
use glfw::*;
use std::mem;
use instance::Instance;
use std::ptr;
use std::os::raw::c_void;
pub trait Surface {
fn create_surface(&self, inst: &Instance) -> vk::SurfaceKHR;
}
impl Surface for Window {
fn create_surface(&self, inst: &Instance) -> vk::SurfaceKHR {
unsafe {
let x11_display = self.glfw.get_x11_display();
let x11_window = self.get_x11_window();
let mut surface: vk::SurfaceKHR = mem::uninitialized();
let create_info = vk::XlibSurfaceCreateInfoKHR {
sType: vk::STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR,
pNext: ptr::null(),
flags: 0,
window: x11_window as *mut c_void,
dpy: x11_display as *mut c_void,
};
inst.ip.CreateXlibSurfaceKHR(inst.instance, &create_info, ptr::null(), &mut surface);
surface
}
}
}

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[package]
name = "example"
version = "0.1.0"
authors = ["maik klein <maikklein@googlemail.com>"]
[dependencies]
glfw = "0.9.1"
vk_loader = { version = "0.1.0", path = "../vk_loader"}
ash = { version = "0.1.0", path = "../ash"}

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#![allow(dead_code)]
extern crate ash;
extern crate vk_loader;
extern crate glfw;
use ash::instance::*;
use vk_loader as vk;
use ash::extensions::*;
use glfw::*;
use std::sync::Arc;
use std::thread;
fn main() {
let mut glfw = glfw::init(glfw::FAIL_ON_ERRORS).unwrap();
let (mut window, events) =
glfw.create_window(300, 300, "Hello this is window", glfw::WindowMode::Windowed)
.expect("Failed to create GLFW window.");
let ext = Instance::extenstion_properties();
let app_info = ApplicationInfo { name: "Test".to_owned() };
let instance = Arc::new(Instance::new(&app_info, &ext, |s| println!("{}", s)));
let surface = instance.create_surface(&window);
let pdevices = instance.get_pysical_devices();
let device_infos: Vec<PhysicalDeviceInfos> =
pdevices.iter().map(|pd| pd.get_physical_device_infos()).collect();
let suiteable_devices: Vec<_> = device_infos.iter().filter(|infos| true).collect();
assert!(suiteable_devices.len() > 0);
let pdevice = pdevices[0].clone();
let dext = DeviceExtension { khr_swapchain: true, ..DeviceExtension::empty() };
let features = device_infos[0].features;
let index = device_infos[0]
.queue_families
.iter()
.enumerate()
.filter(|&(index, q)| {
q.queueCount > 0 && (q.queueFlags & vk::QUEUE_GRAPHICS_BIT) != 0 &&
pdevice.has_surface_support(index as u32, &surface)
})
.map(|(index, q)| index)
.nth(0)
.expect("Unable to find suitable device") as u32;
let ldevice = pdevice.create_device(index, &dext, &features);
let q = ldevice.get_device_queue(index, 0);
}

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target

38
vk_loader/Cargo.lock generated Normal file
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[root]
name = "rvk"
version = "0.1.0"
dependencies = [
"lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"shared_library 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
"vk-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "lazy_static"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "libc"
version = "0.2.15"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "shared_library"
version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.15 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "vk-sys"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
[metadata]
"checksum lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "49247ec2a285bb3dcb23cbd9c35193c025e7251bfce77c1d5da97e6362dffe7f"
"checksum libc 0.2.15 (registry+https://github.com/rust-lang/crates.io-index)" = "23e3757828fa702a20072c37ff47938e9dd331b92fac6e223d26d4b7a55f7ee2"
"checksum shared_library 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "fb04126b6fcfd2710fb5b6d18f4207b6c535f2850a7e1a43bcd526d44f30a79a"
"checksum vk-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "19fac1055c66087e0a0ccfae6aeed561ab8efb5f3759229615007c9b148108af"

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[package]
name = "vk_loader"
version = "0.1.0"
authors = ["maik klein <maikklein@googlemail.com>"]
[dependencies]
shared_library = "0.1.5"

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