⚠️ VeridianOS Kernel Documentation - This is low-level kernel code. All functions are unsafe unless explicitly marked otherwise. no_std

PageFlipManager

veridian_kernel::graphics::gpu_accel

Struct PageFlipManager 

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pub struct PageFlipManager {
    pub front_buffers: Vec<(u32, u32)>,
    pub back_buffers: Vec<(u32, u32)>,
    pub pending_flips: Vec<PageFlipRequest>,
    pub flip_states: Vec<(u32, FlipState)>,
    pub vblank_counters: Vec<(u32, AtomicU64)>,
    pub vblank_timestamps: Vec<(u32, AtomicU64)>,
    pub vblank_events: Vec<VblankEvent>,
}
Expand description

Double-buffered page flip manager

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§front_buffers: Vec<(u32, u32)>

Front buffer (currently displayed) per CRTC

§back_buffers: Vec<(u32, u32)>

Back buffer (being rendered to) per CRTC

§pending_flips: Vec<PageFlipRequest>

Pending flip requests

§flip_states: Vec<(u32, FlipState)>

Flip state per CRTC

§vblank_counters: Vec<(u32, AtomicU64)>

Vblank counter per CRTC

§vblank_timestamps: Vec<(u32, AtomicU64)>

Last vblank timestamp per CRTC (nanoseconds)

§vblank_events: Vec<VblankEvent>

Completed vblank events waiting to be consumed

Implementations§

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impl PageFlipManager

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pub fn new() -> Self

Trait Implementations§

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impl Default for PageFlipManager

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl Freeze for PageFlipManager

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impl RefUnwindSafe for PageFlipManager

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impl Send for PageFlipManager

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impl Sync for PageFlipManager

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impl Unpin for PageFlipManager

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impl UnwindSafe for PageFlipManager

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of [From]<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.