Struct MemoryBudget 

pub struct MemoryBudget {
    pub max_bytes: u64,
    pub used_bytes: u64,
    pub lod_usage: HashMap<LodLevel, u64>,
    pub chunk_memory: HashMap<ChunkCoord, u64>,
    pub lru_order: VecDeque<ChunkCoord>,
    pub access_count: HashMap<ChunkCoord, u64>,
    pub last_access_frame: HashMap<ChunkCoord, u64>,
    pub policy: EvictionPolicy,
}

Fields

max_bytes: u64

used_bytes: u64

lod_usage: HashMap<LodLevel, u64>

chunk_memory: HashMap<ChunkCoord, u64>

lru_order: VecDeque<ChunkCoord>

access_count: HashMap<ChunkCoord, u64>

last_access_frame: HashMap<ChunkCoord, u64>

policy: EvictionPolicy

Implementations

impl MemoryBudget

pub fn new(max_mb: u64, policy: EvictionPolicy) -> Self

pub fn available_bytes(&self) -> u64

pub fn usage_ratio(&self) -> f32

pub fn can_allocate(&self, bytes: u64) -> bool

pub fn allocate( &mut self, coord: ChunkCoord, lod: LodLevel, bytes: u64, frame: u64, ) -> bool

pub fn free(&mut self, coord: &ChunkCoord, lod: &LodLevel)

pub fn touch(&mut self, coord: ChunkCoord, frame: u64)

pub fn eviction_candidates( &self, num: usize, current_frame: u64, ) -> Vec<ChunkCoord>

pub fn needs_eviction(&self) -> bool

pub fn memory_for_coord(&self, coord: &ChunkCoord) -> u64

pub fn lod_usage_mb(&self, lod: &LodLevel) -> f32

pub fn total_used_mb(&self) -> f32

pub fn chunk_count(&self) -> usize

Trait Implementations

impl Clone for MemoryBudget

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MemoryBudget

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.