Struct ResourceTransition 

pub struct ResourceTransition { /* private fields */ }

Tracks and validates resource state transitions, issuing barriers as needed.

Implementations

impl ResourceTransition

pub fn new() -> Self

Create a new transition tracker.

pub fn register(&mut self, resource_id: u32, initial: ResourceState)

Register a resource with an initial state.

pub fn current_state(&self, resource_id: u32) -> Option<ResourceState>

Get current state.

pub fn transition( &mut self, resource_id: u32, new_state: ResourceState, ) -> Option<MemoryBarrierFlags>

Transition a resource to a new state. Returns the barrier flags needed.

pub fn transition_and_barrier( &mut self, gl: &Context, resource_id: u32, new_state: ResourceState, )

Transition and immediately issue the barrier.

pub fn unregister(&mut self, resource_id: u32)

Remove a resource from tracking.

pub fn tracked_count(&self) -> usize

Number of tracked resources.

pub fn reset_all(&mut self)

Reset all resources to undefined state.

Trait Implementations

impl Default for ResourceTransition

fn default() -> Self

Returns the “default value” for a type.