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extensions/khr: Add VK_KHR_device_group
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| #[cfg(doc)] | ||
| use super::Swapchain; | ||
| use crate::prelude::*; | ||
| use crate::vk; | ||
| use crate::{Device, Instance}; | ||
| use std::ffi::CStr; | ||
| use std::mem; | ||
|
|
||
| #[derive(Clone)] | ||
| pub struct DeviceGroup { | ||
| handle: vk::Device, | ||
| fp: vk::KhrDeviceGroupFn, | ||
| } | ||
|
|
||
| impl DeviceGroup { | ||
| pub fn new(instance: &Instance, device: &Device) -> Self { | ||
| let handle = device.handle(); | ||
| let fp = vk::KhrDeviceGroupFn::load(|name| unsafe { | ||
| mem::transmute(instance.get_device_proc_addr(handle, name.as_ptr())) | ||
| }); | ||
| Self { handle, fp } | ||
| } | ||
|
|
||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetDeviceGroupPeerMemoryFeaturesKHR.html> | ||
| pub unsafe fn get_device_group_peer_memory_features( | ||
| &self, | ||
| heap_index: u32, | ||
| local_device_index: u32, | ||
| remote_device_index: u32, | ||
| ) -> vk::PeerMemoryFeatureFlags { | ||
| let mut peer_memory_features = mem::zeroed(); | ||
| (self.fp.get_device_group_peer_memory_features_khr)( | ||
| self.handle, | ||
| heap_index, | ||
| local_device_index, | ||
| remote_device_index, | ||
| &mut peer_memory_features, | ||
| ); | ||
| peer_memory_features | ||
| } | ||
|
|
||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkCmdSetDeviceMaskKHR.html> | ||
| pub unsafe fn cmd_set_device_mask(&self, command_buffer: vk::CommandBuffer, device_mask: u32) { | ||
| (self.fp.cmd_set_device_mask_khr)(command_buffer, device_mask) | ||
| } | ||
|
|
||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkCmdDispatchBaseKHR.html> | ||
| pub unsafe fn cmd_dispatch_base( | ||
| &self, | ||
| command_buffer: vk::CommandBuffer, | ||
| base_group: (u32, u32, u32), | ||
| group_count: (u32, u32, u32), | ||
| ) { | ||
| (self.fp.cmd_dispatch_base_khr)( | ||
| command_buffer, | ||
| base_group.0, | ||
| base_group.1, | ||
| base_group.2, | ||
| group_count.0, | ||
| group_count.1, | ||
| group_count.2, | ||
| ) | ||
| } | ||
|
|
||
| /// Also available as [`Swapchain::get_device_group_present_capabilities()`] since Vulkan 1.1. | ||
| /// | ||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetDeviceGroupPresentCapabilitiesKHR.html> | ||
| pub unsafe fn get_device_group_present_capabilities( | ||
| &self, | ||
| device_group_present_capabilities: &mut vk::DeviceGroupPresentCapabilitiesKHR, | ||
| ) -> VkResult<()> { | ||
| (self.fp.get_device_group_present_capabilities_khr)( | ||
| self.handle, | ||
| device_group_present_capabilities, | ||
| ) | ||
| .result() | ||
| } | ||
|
|
||
| /// Also available as [`Swapchain::get_device_group_surface_present_modes()`] since Vulkan 1.1. | ||
| /// | ||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetDeviceGroupSurfacePresentModesKHR.html> | ||
| pub unsafe fn get_device_group_surface_present_modes( | ||
| &self, | ||
| surface: vk::SurfaceKHR, | ||
| ) -> VkResult<vk::DeviceGroupPresentModeFlagsKHR> { | ||
| let mut modes = mem::zeroed(); | ||
| (self.fp.get_device_group_surface_present_modes_khr)(self.handle, surface, &mut modes) | ||
| .result_with_success(modes) | ||
| } | ||
|
|
||
| /// Also available as [`Swapchain::get_physical_device_present_rectangles()`] since Vulkan 1.1. | ||
| /// | ||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetPhysicalDevicePresentRectanglesKHR.html> | ||
| pub unsafe fn get_physical_device_present_rectangles( | ||
| &self, | ||
| physical_device: vk::PhysicalDevice, | ||
| surface: vk::SurfaceKHR, | ||
| ) -> VkResult<Vec<vk::Rect2D>> { | ||
| read_into_uninitialized_vector(|count, data| { | ||
| (self.fp.get_physical_device_present_rectangles_khr)( | ||
| physical_device, | ||
| surface, | ||
| count, | ||
| data, | ||
| ) | ||
| }) | ||
| } | ||
|
|
||
| /// On success, returns the next image's index and whether the swapchain is suboptimal for the surface. | ||
| /// | ||
| /// Also available as [`Swapchain::acquire_next_image2()`] since Vulkan 1.1. | ||
| /// | ||
| /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkAcquireNextImage2KHR.html> | ||
| pub unsafe fn acquire_next_image2( | ||
| &self, | ||
| acquire_info: &vk::AcquireNextImageInfoKHR, | ||
| ) -> VkResult<(u32, bool)> { | ||
| let mut index = 0; | ||
| let err_code = (self.fp.acquire_next_image2_khr)(self.handle, acquire_info, &mut index); | ||
| match err_code { | ||
| vk::Result::SUCCESS => Ok((index, false)), | ||
| vk::Result::SUBOPTIMAL_KHR => Ok((index, true)), | ||
| _ => Err(err_code), | ||
| } | ||
| } | ||
|
|
||
| pub const fn name() -> &'static CStr { | ||
| vk::KhrDeviceGroupFn::name() | ||
| } | ||
|
|
||
| pub fn fp(&self) -> &vk::KhrDeviceGroupFn { | ||
| &self.fp | ||
| } | ||
|
|
||
| pub fn device(&self) -> vk::Device { | ||
| self.handle | ||
| } | ||
| } |
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