diff options
| -rw-r--r-- | wgpu/src/text.rs | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/wgpu/src/text.rs b/wgpu/src/text.rs index c0f49417..dea6ab18 100644 --- a/wgpu/src/text.rs +++ b/wgpu/src/text.rs @@ -316,6 +316,7 @@ struct Cache<'a> { entries: FxHashMap<KeyHash, glyphon::Buffer<'a>>, recently_used: FxHashSet<KeyHash>, hasher: HashBuilder, + trim_count: usize, } #[cfg(not(target_arch = "wasm32"))] @@ -325,11 +326,14 @@ type HashBuilder = twox_hash::RandomXxHashBuilder64; type HashBuilder = std::hash::BuildHasherDefault<twox_hash::XxHash64>; impl<'a> Cache<'a> { + const TRIM_INTERVAL: usize = 300; + fn new() -> Self { Self { entries: FxHashMap::default(), recently_used: FxHashSet::default(), hasher: HashBuilder::default(), + trim_count: 0, } } @@ -389,10 +393,16 @@ impl<'a> Cache<'a> { } fn trim(&mut self) { - self.entries - .retain(|key, _| self.recently_used.contains(key)); + if self.trim_count >= Self::TRIM_INTERVAL { + self.entries + .retain(|key, _| self.recently_used.contains(key)); + + self.recently_used.clear(); - self.recently_used.clear(); + self.trim_count = 0; + } else { + self.trim_count += 1; + } } } |