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textures: reuse range lookups for buffer sync

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This commit is contained in:
nmzik
2026-09-06 05:07:44 +04:00
parent d9d17737c3
commit 803c124136
1 changed files with 6 additions and 30 deletions
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src/graphics/host_gpu/renderer/cache/textureCache.cpp
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+6 -30
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@@ -1557,41 +1557,17 @@ void TextureCache::DownloadImageData(Image& image, Buffer& destination, uint64_t
}
bool BufferCache::SynchronizeBufferFromImage(Buffer& buffer, uint64_t vaddr, uint64_t size) {
std::scoped_lock lock {m_texture_cache.m_lock};
std::vector<ImageId> matches;
for (const auto id: m_texture_cache.FindImagesInRegion(vaddr, size, false)) {
auto owner = m_texture_cache.m_slot_images.try_get(id);
if (owner == nullptr || owner->info.data.address != vaddr) {
continue;
}
if (owner->depth_id) {
owner = m_texture_cache.m_slot_images.try_get(owner->depth_id);
}
if (owner != nullptr && m_texture_cache.SafeToDownload(*owner)) {
matches.push_back(id);
}
}
ImageId selected {};
if (matches.size() == 1) {
selected = matches.front();
} else {
for (const auto id: matches) {
const auto& image = m_texture_cache.m_slot_images[id];
if (image.info.data.size == size) {
selected = id;
break;
}
}
}
const auto selected = m_texture_cache.FindImageFromRange(vaddr, size);
if (!selected) {
return false;
}
if (const auto owner = m_texture_cache.m_slot_images.try_get(selected); owner != nullptr && owner->depth_id) {
selected = owner->depth_id;
}
std::scoped_lock lock {m_texture_cache.m_lock};
auto& image = m_texture_cache.m_slot_images[selected];
// The GPU thread owns image retirement; CPU invalidation can dirty this image after lookup.
if (!m_texture_cache.SafeToDownload(image)) {
return false;
}
if (!buffer.IsInBounds(image.info.data.address, 1)) {
return false;
}