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vulkan: move vulkan instance creation to separate module

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This commit is contained in:
Julian Orth 2026-02-14 23:02:06 +01:00
parent 8989dd7987
commit de0e1ad58e
5 changed files with 271 additions and 231 deletions
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26
src/gfx_apis/vulkan.rs
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@ -45,18 +45,17 @@ use {
drm::{Drm, DrmError, sync_obj::SyncObjCtx},
gbm::GbmError,
},
vulkan_core::VulkanCoreError,
},
ahash::AHashMap,
ash::{LoadingError, vk},
ash::vk,
gpu_alloc::{AllocationError, MapError},
jay_config::video::GfxApi,
log::Level,
once_cell::sync::Lazy,
std::{
cell::Cell,
ffi::{CStr, CString},
rc::Rc,
sync::Arc,
},
thiserror::Error,
uapi::{OwnedFd, c::dev_t},
@ -64,14 +63,10 @@ use {
#[derive(Debug, Error)]
pub enum VulkanError {
#[error(transparent)]
Core(#[from] VulkanCoreError),
#[error("Could not create a GBM device")]
Gbm(#[source] GbmError),
#[error("Could not load libvulkan.so")]
Load(#[source] Arc<LoadingError>),
#[error("Could not list instance extensions")]
InstanceExtensions(#[source] vk::Result),
#[error("Could not list instance layers")]
InstanceLayers(#[source] vk::Result),
#[error("Could not list device extensions")]
DeviceExtensions(#[source] vk::Result),
#[error("Could not create the device")]
@ -84,8 +79,6 @@ pub enum VulkanError {
CreateBuffer(#[source] vk::Result),
#[error("Could not create a shader module")]
CreateShaderModule(#[source] vk::Result),
#[error("Missing required instance extension {0:?}")]
MissingInstanceExtension(&'static CStr),
#[error("Could not allocate a command pool")]
AllocateCommandPool(#[source] vk::Result),
#[error("Could not allocate a command buffer")]
@ -94,10 +87,6 @@ pub enum VulkanError {
NoGraphicsQueue,
#[error("Missing required device extension {0:?}")]
MissingDeviceExtension(&'static CStr),
#[error("Could not create an instance")]
CreateInstance(#[source] vk::Result),
#[error("Could not create a debug-utils messenger")]
Messenger(#[source] vk::Result),
#[error("Could not enumerate the physical devices")]
EnumeratePhysicalDevices(#[source] vk::Result),
#[error("Could not find a vulkan device that matches dev_t {0}")]
@ -232,9 +221,6 @@ impl From<VulkanError> for GfxError {
}
}
pub static VULKAN_VALIDATION: Lazy<bool> =
Lazy::new(|| std::env::var("JAY_VULKAN_VALIDATION").ok().as_deref() == Some("1"));
pub fn create_graphics_context(
eng: &Rc<AsyncEngine>,
ring: &Rc<IoUring>,
@ -242,7 +228,7 @@ pub fn create_graphics_context(
caps_thread: Option<&PrCapsThread>,
software: bool,
) -> Result<Rc<dyn GfxContext>, GfxError> {
let instance = VulkanInstance::new(Level::Info, *VULKAN_VALIDATION)?;
let instance = VulkanInstance::new(Level::Info)?;
let device = 'device: {
if let Some(t) = caps_thread {
match unsafe { t.run(|| instance.create_device(drm, true, software)) } {
@ -259,7 +245,7 @@ pub fn create_graphics_context(
}
pub fn create_vulkan_allocator(drm: &Drm) -> Result<Rc<dyn Allocator>, AllocatorError> {
let instance = VulkanInstance::new(Level::Debug, *VULKAN_VALIDATION)?;
let instance = VulkanInstance::new(Level::Debug)?;
let device = instance.create_device(drm, false, false)?;
let allocator = device.create_bo_allocator(drm)?;
Ok(Rc::new(allocator))