[android] Legacy build flavor (#51)

This adds a "legacy" build flavor, similar to the genshinSpoof flavor. The legacy flavor uses a white icon bg, alongside building with `YUZU_LEGACY=ON`, which applies the previously-made SD865 patches iff that value is truthy.

Co-authored-by: Bixthefin <114880614+Bixthefin@users.noreply.github.com>
Co-authored-by: Calchan <denis.dupeyron@gmail.com>
Co-authored-by: crueter <crueter@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/51
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: CamilleLaVey <camillelavey99@gmail.com>
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: Bix <bix@bixed.xyz>
Co-committed-by: Bix <bix@bixed.xyz>

2 files changed, 32 insertions, 4 deletions

diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h
index 6f6e0c23a8..5223afe937 100644
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@@ -26,7 +26,9 @@ BufferCache<P>::BufferCache(Tegra::MaxwellDeviceMemoryManager& device_memory_, R
     void(slot_buffers.insert(runtime, NullBufferParams{}));
     gpu_modified_ranges.Clear();
     inline_buffer_id = NULL_BUFFER_ID;
-
+#ifdef YUZU_LEGACY
+    immediately_free = (Settings::values.vram_usage_mode.GetValue() == Settings::VramUsageMode::Aggressive);
+#endif
     if (!runtime.CanReportMemoryUsage()) {
         minimum_memory = DEFAULT_EXPECTED_MEMORY;
         critical_memory = DEFAULT_CRITICAL_MEMORY;
@@ -1378,6 +1380,10 @@ void BufferCache<P>::JoinOverlap(BufferId new_buffer_id, BufferId overlap_id,
     });
     new_buffer.MarkUsage(copies[0].dst_offset, copies[0].size);
     runtime.CopyBuffer(new_buffer, overlap, copies, true);
+#ifdef YUZU_LEGACY
+    if (immediately_free)
+        runtime.Finish();
+#endif
     DeleteBuffer(overlap_id, true);
 }
 
@@ -1668,7 +1674,12 @@ void BufferCache<P>::DeleteBuffer(BufferId buffer_id, bool do_not_mark) {
     }
 
     Unregister(buffer_id);
-    delayed_destruction_ring.Push(std::move(slot_buffers[buffer_id]));
+
+#ifdef YUZU_LEGACY
+    if (!do_not_mark || !immediately_free)
+#endif
+        delayed_destruction_ring.Push(std::move(slot_buffers[buffer_id]));
+
     slot_buffers.erase(buffer_id);
 
     if constexpr (HAS_PERSISTENT_UNIFORM_BUFFER_BINDINGS) {
diff --git a/src/video_core/buffer_cache/buffer_cache_base.h b/src/video_core/buffer_cache/buffer_cache_base.h
index a45e9b35f1..486d19fb79 100644
--- a/src/video_core/buffer_cache/buffer_cache_base.h
+++ b/src/video_core/buffer_cache/buffer_cache_base.h
@@ -154,7 +154,11 @@ template <class P>
 class BufferCache : public VideoCommon::ChannelSetupCaches<BufferCacheChannelInfo> {
     // Page size for caching purposes.
     // This is unrelated to the CPU page size and it can be changed as it seems optimal.
+#ifdef YUZU_LEGACY
+    static constexpr u32 CACHING_PAGEBITS = 12;
+#else
     static constexpr u32 CACHING_PAGEBITS = 16;
+#endif
     static constexpr u64 CACHING_PAGESIZE = u64{1} << CACHING_PAGEBITS;
 
     static constexpr bool IS_OPENGL = P::IS_OPENGL;
@@ -168,9 +172,14 @@ class BufferCache : public VideoCommon::ChannelSetupCaches<BufferCacheChannelInf
     static constexpr bool SEPARATE_IMAGE_BUFFERS_BINDINGS = P::SEPARATE_IMAGE_BUFFER_BINDINGS;
     static constexpr bool USE_MEMORY_MAPS_FOR_UPLOADS = P::USE_MEMORY_MAPS_FOR_UPLOADS;
 
+#ifdef YUZU_LEGACY
+    static constexpr s64 TARGET_THRESHOLD = 3_GiB;
+#else
+    static constexpr s64 TARGET_THRESHOLD = 4_GiB;
+#endif
+
     static constexpr s64 DEFAULT_EXPECTED_MEMORY = 512_MiB;
     static constexpr s64 DEFAULT_CRITICAL_MEMORY = 1_GiB;
-    static constexpr s64 TARGET_THRESHOLD = 4_GiB;
 
     // Debug Flags.
 
@@ -446,7 +455,12 @@ private:
     Tegra::MaxwellDeviceMemoryManager& device_memory;
 
     Common::SlotVector<Buffer> slot_buffers;
-    DelayedDestructionRing<Buffer, 8> delayed_destruction_ring;
+#ifdef YUZU_LEGACY
+    static constexpr size_t TICKS_TO_DESTROY = 6;
+#else
+    static constexpr size_t TICKS_TO_DESTROY = 8;
+#endif
+    DelayedDestructionRing<Buffer, TICKS_TO_DESTROY> delayed_destruction_ring;
 
     const Tegra::Engines::DrawManager::IndirectParams* current_draw_indirect{};
 
@@ -478,6 +492,9 @@ private:
     u64 minimum_memory = 0;
     u64 critical_memory = 0;
     BufferId inline_buffer_id;
+#ifdef YUZU_LEGACY
+    bool immediately_free = false;
+#endif
 
     std::array<BufferId, ((1ULL << 34) >> CACHING_PAGEBITS)> page_table;
     Common::ScratchBuffer<u8> tmp_buffer;