extensions/google: Add VK_GOOGLE_display_timing (#765)

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Chris Spencer 2023-07-11 14:45:04 +01:00 committed by GitHub
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commit 369fe05e79
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4 changed files with 61 additions and 0 deletions

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@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Allow building `Entry`/`Instance`/`Device` from handle+fns (see their `from_parts_1_x()` associated functions) (#748)
- Update Vulkan-Headers to 1.3.254 (#760)
- Added `VK_NV_memory_decompression` device extension (#761)
- Added `VK_GOOGLE_display_timing` device extension (#765)
### Changed

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@ -0,0 +1,56 @@
use crate::prelude::*;
use crate::vk;
use crate::{Device, Instance};
use std::ffi::CStr;
use std::mem;
/// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VK_GOOGLE_display_timing.html>
#[derive(Clone)]
pub struct DisplayTiming {
handle: vk::Device,
fp: vk::GoogleDisplayTimingFn,
}
impl DisplayTiming {
pub fn new(instance: &Instance, device: &Device) -> Self {
let handle = device.handle();
let fp = vk::GoogleDisplayTimingFn::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/vkGetPastPresentationTimingGOOGLE.html>
#[inline]
pub unsafe fn get_past_presentation_timing(
&self,
swapchain: vk::SwapchainKHR,
) -> VkResult<Vec<vk::PastPresentationTimingGOOGLE>> {
read_into_uninitialized_vector(|count, data| {
(self.fp.get_past_presentation_timing_google)(self.handle, swapchain, count, data)
})
}
/// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetRefreshCycleDurationGOOGLE.html>
#[inline]
pub unsafe fn get_refresh_cycle_duration(
&self,
swapchain: vk::SwapchainKHR,
) -> VkResult<vk::RefreshCycleDurationGOOGLE> {
let mut properties = mem::zeroed();
(self.fp.get_refresh_cycle_duration_google)(self.handle, swapchain, &mut properties)
.result_with_success(properties)
}
pub const NAME: &'static CStr = vk::GoogleDisplayTimingFn::NAME;
#[inline]
pub fn fp(&self) -> &vk::GoogleDisplayTimingFn {
&self.fp
}
#[inline]
pub fn device(&self) -> vk::Device {
self.handle
}
}

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@ -0,0 +1,3 @@
pub use self::display_timing::DisplayTiming;
mod display_timing;

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@ -1,4 +1,5 @@
pub mod ext;
pub mod google;
pub mod khr;
pub mod mvk;
pub mod nn;