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[texture_cache] Adjusted GC logic for the iterations with older or obsolete textures

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This commit is contained in:
CamilleLaVey 2026-04-03 23:53:49 -04:00
parent c4bdeae586
commit b5151948d2
1 changed files with 13 additions and 1 deletions
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14
src/video_core/texture_cache/texture_cache.h
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@ -6,6 +6,7 @@
#pragma once #pragma once
#include <algorithm>
#include <limits> #include <limits>
#include <optional> #include <optional>
#include <bit> #include <bit>
@ -128,7 +129,7 @@ void TextureCache<P>::RunGarbageCollector() {
if (num_iterations == 0) { if (num_iterations == 0) {
return true; return true;
} }
--num_iterations;
auto& image = slot_images[image_id]; auto& image = slot_images[image_id];
// Never delete recently allocated sparse textures (within 3 frames) // Never delete recently allocated sparse textures (within 3 frames)
@ -156,6 +157,8 @@ void TextureCache<P>::RunGarbageCollector() {
return false; return false;
} }
--num_iterations;
if (must_download && !is_large_sparse) { if (must_download && !is_large_sparse) {
auto map = runtime.DownloadStagingBuffer(image.unswizzled_size_bytes); auto map = runtime.DownloadStagingBuffer(image.unswizzled_size_bytes);
const auto copies = FixSmallVectorADL(FullDownloadCopies(image.info)); const auto copies = FixSmallVectorADL(FullDownloadCopies(image.info));
@ -185,6 +188,12 @@ void TextureCache<P>::RunGarbageCollector() {
return false; return false;
}; };
const auto SortByAge = [this](auto& vec) {
std::sort(vec.begin(), vec.end(), [this](ImageId a, ImageId b) {
return slot_images[a].last_use_tick < slot_images[b].last_use_tick;
});
};
// Single pass: collect all candidates, classified by tier // Single pass: collect all candidates, classified by tier
const u64 normal_threshold = frame_tick > ticks_to_destroy ? frame_tick - ticks_to_destroy : 0; const u64 normal_threshold = frame_tick > ticks_to_destroy ? frame_tick - ticks_to_destroy : 0;
const u64 aggressive_threshold = frame_tick > 10 ? frame_tick - 10 : 0; const u64 aggressive_threshold = frame_tick > 10 ? frame_tick - 10 : 0;
@ -208,6 +217,9 @@ void TextureCache<P>::RunGarbageCollector() {
} }
} }
SortByAge(expired);
SortByAge(aggressive_expired);
// Tier 1: large sparse textures under memory pressure // Tier 1: large sparse textures under memory pressure
for (const auto image_id : sparse_candidates) { for (const auto image_id : sparse_candidates) {
auto& image = slot_images[image_id]; auto& image = slot_images[image_id];