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🎉 Improve big images performance

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This commit is contained in:
Alejandro Alonso
2025-11-04 10:59:45 +01:00
committed by Alonso Torres
parent c850f101d3
commit 6ea69c94ee
7 changed files with 113 additions and 62 deletions
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27
render-wasm/src/render/images.rs
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@@ -58,7 +58,7 @@ enum StoredImage {
}
pub struct ImageStore {
images: HashMap<Uuid, StoredImage>,
images: HashMap<(Uuid, bool), StoredImage>,
context: Box<DirectContext>,
}
@@ -70,23 +70,36 @@ impl ImageStore {
}
}
pub fn add(&mut self, id: Uuid, image_data: &[u8]) -> Result<(), String> {
if self.images.contains_key(&id) {
pub fn add(&mut self, id: Uuid, is_thumbnail: bool, image_data: &[u8]) -> Result<(), String> {
let key = (id, is_thumbnail);
if self.images.contains_key(&key) {
return Err("Image already exists".to_string());
}
self.images
.insert(id, StoredImage::Raw(image_data.to_vec()));
.insert(key, StoredImage::Raw(image_data.to_vec()));
Ok(())
}
pub fn contains(&self, id: &Uuid) -> bool {
self.images.contains_key(id)
pub fn contains(&self, id: &Uuid, is_thumbnail: bool) -> bool {
self.images.contains_key(&(*id, is_thumbnail))
}
pub fn get(&mut self, id: &Uuid) -> Option<&Image> {
// Try to get full image first, fallback to thumbnail
let has_full = self.images.contains_key(&(*id, false));
if has_full {
self.get_internal(id, false)
} else {
self.get_internal(id, true)
}
}
fn get_internal(&mut self, id: &Uuid, is_thumbnail: bool) -> Option<&Image> {
let key = (*id, is_thumbnail);
// Use entry API to mutate the HashMap in-place if needed
if let Some(entry) = self.images.get_mut(id) {
if let Some(entry) = self.images.get_mut(&key) {
match entry {
StoredImage::Gpu(ref img) => Some(img),
StoredImage::Raw(raw_data) => {