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|
use crate::{window::FramebufferCachePtr, Backend, RawDevice};
use ash::{version::DeviceV1_0, vk};
use hal::{device::OutOfMemory, image::SubresourceRange, pso};
use std::{borrow::Borrow, sync::Arc};
#[derive(Debug, Hash)]
pub struct Semaphore(pub vk::Semaphore);
#[derive(Debug, Hash, PartialEq, Eq)]
pub struct Fence(pub vk::Fence);
#[derive(Debug, Hash)]
pub struct Event(pub vk::Event);
#[derive(Debug, Hash)]
pub struct GraphicsPipeline(pub vk::Pipeline);
#[derive(Debug, Hash)]
pub struct ComputePipeline(pub vk::Pipeline);
#[derive(Debug, Hash)]
pub struct Memory {
pub(crate) raw: vk::DeviceMemory,
}
#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
pub struct Buffer {
pub(crate) raw: vk::Buffer,
}
unsafe impl Sync for Buffer {}
unsafe impl Send for Buffer {}
#[derive(Clone, Debug, Eq, Hash, PartialEq)]
pub struct BufferView {
pub(crate) raw: vk::BufferView,
}
#[derive(Debug, Hash, PartialEq, Eq)]
pub struct Image {
pub(crate) raw: vk::Image,
pub(crate) ty: vk::ImageType,
pub(crate) flags: vk::ImageCreateFlags,
pub(crate) extent: vk::Extent3D,
}
#[derive(Debug, Hash, PartialEq, Eq)]
pub enum ImageViewOwner {
User,
Surface(FramebufferCachePtr),
}
#[derive(Debug, Hash, PartialEq, Eq)]
pub struct ImageView {
pub(crate) image: vk::Image,
pub(crate) view: vk::ImageView,
pub(crate) range: SubresourceRange,
pub(crate) owner: ImageViewOwner,
}
#[derive(Debug, Hash)]
pub struct Sampler(pub vk::Sampler);
#[derive(Debug, Hash)]
pub struct RenderPass {
pub raw: vk::RenderPass,
pub clear_attachments_mask: u64,
}
#[derive(Debug, Hash)]
pub struct Framebuffer {
pub(crate) raw: vk::Framebuffer,
pub(crate) owned: bool,
}
#[derive(Debug)]
pub struct DescriptorSetLayout {
pub(crate) raw: vk::DescriptorSetLayout,
pub(crate) bindings: Arc<Vec<pso::DescriptorSetLayoutBinding>>,
}
#[derive(Debug)]
pub struct DescriptorSet {
pub(crate) raw: vk::DescriptorSet,
pub(crate) bindings: Arc<Vec<pso::DescriptorSetLayoutBinding>>,
}
#[derive(Debug, Hash)]
pub struct PipelineLayout {
pub(crate) raw: vk::PipelineLayout,
}
#[derive(Debug)]
pub struct PipelineCache {
pub(crate) raw: vk::PipelineCache,
}
#[derive(Debug, Eq, Hash, PartialEq)]
pub struct ShaderModule {
pub(crate) raw: vk::ShaderModule,
}
#[derive(Debug)]
pub struct DescriptorPool {
pub(crate) raw: vk::DescriptorPool,
pub(crate) device: Arc<RawDevice>,
/// This vec only exists to re-use allocations when `DescriptorSet`s are freed.
pub(crate) set_free_vec: Vec<vk::DescriptorSet>,
}
impl pso::DescriptorPool<Backend> for DescriptorPool {
unsafe fn allocate<I, E>(
&mut self,
layout_iter: I,
list: &mut E,
) -> Result<(), pso::AllocationError>
where
I: IntoIterator,
I::Item: Borrow<DescriptorSetLayout>,
E: Extend<DescriptorSet>,
{
let mut raw_layouts = Vec::new();
let mut layout_bindings = Vec::new();
for layout in layout_iter {
raw_layouts.push(layout.borrow().raw);
layout_bindings.push(layout.borrow().bindings.clone());
}
let info = vk::DescriptorSetAllocateInfo::builder()
.descriptor_pool(self.raw)
.set_layouts(&raw_layouts);
self.device
.raw
.allocate_descriptor_sets(&info)
.map(|sets| {
list.extend(
sets.into_iter()
.zip(layout_bindings)
.map(|(raw, bindings)| DescriptorSet { raw, bindings }),
)
})
.map_err(|err| match err {
vk::Result::ERROR_OUT_OF_HOST_MEMORY => {
pso::AllocationError::OutOfMemory(OutOfMemory::Host)
}
vk::Result::ERROR_OUT_OF_DEVICE_MEMORY => {
pso::AllocationError::OutOfMemory(OutOfMemory::Device)
}
vk::Result::ERROR_OUT_OF_POOL_MEMORY => pso::AllocationError::OutOfPoolMemory,
_ => pso::AllocationError::FragmentedPool,
})
}
unsafe fn free<I>(&mut self, descriptor_sets: I)
where
I: IntoIterator<Item = DescriptorSet>,
{
self.set_free_vec.clear();
self.set_free_vec
.extend(descriptor_sets.into_iter().map(|d| d.raw));
self.device
.raw
.free_descriptor_sets(self.raw, &self.set_free_vec);
}
unsafe fn reset(&mut self) {
assert_eq!(
Ok(()),
self.device
.raw
.reset_descriptor_pool(self.raw, vk::DescriptorPoolResetFlags::empty())
);
}
}
#[derive(Debug, Hash)]
pub struct QueryPool(pub vk::QueryPool);
|
